Elevator car bottom plate device

Abstract

The elevator car bottom plate device comprises a plate-shaped bottom plate surface and side skirting boards arranged on the two sides of the plate surface, the other side of the bottom plate surface is connected with a front skirting board used for reinforcing and fixing the ends of the side skirting boards, and a plurality of supporting beams used for supporting are arranged on the other side plate surface, opposite to the three skirting boards, of the bottom plate. The side faces of the two sides of each supporting beam are riveted and fixed to the bottom plate in a riveting mode to replace a welding technology, by means of the machining technology, the requirements for the thickness and the material of a plate face structure are lower, the forming mode is convenient and fast, environmental pollution in the welding forming process is fully avoided, and in order to guarantee the fixing strength between the supporting beams and the bottom plate, the supporting beams are fixed to the bottom plate. And the supporting end plates are arranged at the ends of the supporting beams, the riveting connection mode is better adapted, and the technical problems that an existing elevator car bottom plate machining and forming technology is complex, and pollution is likely to be caused are effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator equipment, and particularly to an elevator car bottom plate device. Background Art

[0002] Since the elevator car bottom is an important part of the elevator car and is the component directly bearing gravity at the bottom of the elevator car. The existing elevator car bottom structure mainly consists of: an inner car bottom, an outer car bottom, and a car bottom shock pad; the inner car bottom and the outer car bottom are connected and fixed through the car bottom shock pad to achieve the purpose of car shock absorption, and the assembled car bottom is then fixed to the lower beam of the car frame through bolts. In order to meet the strength requirements of the elevator car bottom in production, the car bottom frame is supported integrally by a square outer frame and support beams arranged in a mesh and welded, and the car bottom steel plate is welded and fixed to the car bottom frame as a bottom support.

[0003] In the elevator car bottom processing technology: the main processing method of the car bottom is realized by welding, and after welding is completed, a spraying process is then used to process the car bottom. This processing method is relatively complex and will also cause pollution.

[0004] In summary, the existing processing and forming process of the bottom plate at the bottom of the elevator car has the technical problems of complex process and easy pollution. Summary of the Utility Model

[0005] The technical problem to be solved by the utility model is that the existing processing and forming process of the bottom plate at the bottom of the elevator car has the technical problems of complex process and easy pollution.

[0006] To solve the above problems, the utility model provides an elevator car bottom plate device, which includes a bottom plate, side kick plates oppositely arranged and installed on one side edge of the bottom plate, and a front kick plate with two ends adjacent to the two side kick plates respectively. A plurality of mutually parallel support beams are installed and fixed on the other side of the bottom plate. The bottom plate is provided with multiple rows of riveting holes at positions corresponding to the installation of the support beams. Both sides of each support beam are provided with riveting holes for aligning with the riveting holes on the bottom plate, so as to fix the support beam and the bottom plate through riveting. Support end plates are arranged at both ends of the support beam, and the ends of the support beams are connected and fixed through the support end plates.

[0007] This elevator car bottom floor plate device provided by the utility model includes a plate-shaped bottom floor plate surface and side kick plates arranged on both sides of the plate surface. A front kick plate is connected to the other side for strengthening and fixing the end of the side kick plate. On the other side of the bottom floor plate opposite to the three kick plates, multiple support beams for support are provided. The two sides of each support beam are riveted and fixed to the bottom floor plate by riveting to replace the welding process. Such a processing technology has lower requirements for the thickness and material of the plate surface structure, and the forming method is convenient, fully avoiding environmental pollution during the welding forming process. To ensure the fixing strength between the support beam and the bottom floor plate, support end plates are provided at the ends of each support beam, which is more suitable for the riveting connection method, effectively solving the technical problem that the existing processing and forming technology of the bottom floor plate of the elevator car is complex and easy to cause pollution.

[0008] As a preferred solution, both the side kick plate and the front kick plate are in the shape of a C-shaped channel steel beam body. Riveting holes are evenly distributed on the side edges of the C-shaped channel steel beam body. The bottom floor plate edge is also provided with riveting holes at positions corresponding to the side kick plate and the front kick plate. The side kick plate and the front kick plate are both fixed to the bottom floor plate by riveting. This design optimizes the material selection structure of the kick plate structure by using a C-shaped channel steel beam, which has good structural strength and is easy to obtain. In addition, the fixing method between the kick plate and the bottom floor plate uses the same riveting method as the support beam connection process to simplify the forming and avoid pollution.

[0009] As a preferred solution, the support beam is a beam body with an M-shaped cross-section. Riveting holes are evenly distributed along the length direction on the left and right sides of the beam body. This design optimizes the beam body structure of the support beam, increases the bending structure of the beam body cross-section structure, and effectively improves the bending and torsional resistance strength of a single support beam by using an M-shaped cross-section beam. The two sides of the M-shaped beam body structure have a plate surface structure parallel to the bottom floor plate for punching and riveting.

[0010] As a preferred solution, the support end plates are all in the shape of a C-shaped channel steel beam body, and support ribs perpendicular to its length direction are fixedly arranged in the beam body groove of the support end plate. This design optimizes the structure of the support end plate, also selects a C-shaped channel steel beam, which has good structural strength and is easy to obtain, and to improve the compressive strength of the bottom floor plate, support ribs are fixedly connected in the groove of the support end plate.

[0011] As a preferred solution, the support end plate is provided with a convex platform structure extending inward at a position corresponding to each support beam end, and is fixedly connected to the end of the support beam through the convex platform structure. This design optimizes the fitting connection structure between the support end plate and the support beam end. A convex platform structure is provided at a position corresponding to the support beam end of the support end plate, and is connected and fixed to the end of the support beam through this structure.

[0012] As a preferred solution, the supporting end plate obtains the integrally connected plate-shaped boss structure by punching at the position corresponding to the boss structure, and a through-hole structure for riveting and fixing the supporting end plate is arranged on the boss structure. This design further optimizes the boss structure on the basis of the above-mentioned boss structure. The boss structure is obtained by punching holes on the side of the supporting end plate, and the punched plate surface structure is retained to obtain the boss structure integrated with the supporting end plate. This design has a simple structure and convenient processing. Further, through holes are arranged on the boss structure for riveting and fixing with the supporting beam.

[0013] As a preferred solution, a connecting end plate is fixedly installed on the side edge of the other end of the bottom plate opposite to the positive kick plate, and the ends of the two supporting end plates are in contact and fixed with the plate surface of the connecting end plate. This design optimizes the design of the auxiliary structure around the bottom plate. A connecting end plate for positioning is arranged at the end positions of the two supporting end plates to ensure the stability of the supporting end plate structure.

[0014] As a preferred solution, two connecting fasteners are connected at intervals of a preset distance in the middle area of the connecting end plate, and the side surfaces of the connecting fasteners are fixed in contact with the top surface of the adjacent supporting beam. This design further optimizes the peripheral fitting structure at the position of the connecting end plate. Connecting fasteners are arranged in the middle area to assist in the installation and fitting around the bottom plate of the elevator car. Description of the Drawings

[0015] Figure 1 Structural schematic diagram of one side of an elevator car bottom plate device provided by the present utility model;

[0016] Figure 2 Structural schematic diagram of the other side of an elevator car bottom plate device provided by the present utility model;

[0017] Figure 3 For Figure 1 Partial structural schematic diagram of the elevator car bottom plate device in

[0018] Figure 4 For Figure 2 Partial structural schematic diagram of the elevator car bottom plate device in

[0019] Among them, Figures 1-4 In

[0020] 1. Bottom plate; 2. Side kick plate; 3. Positive kick plate; 4. Support beam; 5. Support end plate; 6. Connecting end plate; 7. Support rib plate; 8. Riveting hole; 9. Connecting fastener; 10. Boss structure. Detailed Embodiments

[0021] In order to make the technical means, creative features, achieved purposes and effects of the present utility model easy to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0022] Before giving a detailed description of the working principle of the present utility model, it is necessary to further explain the description of the present utility model: In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, so it cannot be understood as a limitation to the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, a direct connection, an indirect connection through an intermediate medium, or a welded connection between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] Refer to Figures 1-4 The following embodiments are described as follows. Figure 1 FIG. Figure 2 is a schematic structural view of one side of an elevator car bottom floor device provided by the present utility model; Figure 3 FIG. Figure 1 is a schematic structural view of the other side of an elevator car bottom floor device provided by the present utility model; Figure 4 FIG. Figure 2 is a partial structural view of the elevator car bottom floor device in

[0025] The elevator car bottom floor device provided in this embodiment includes a bottom plate 1, side kick plates 2 oppositely arranged on one side edge of the bottom plate 1, and a front kick plate 3 adjacent to the two side kick plates 2 at both ends. A plurality of mutually parallel support beams 4 are fixedly installed on the other side of the bottom plate 1. A plurality of rows of riveting holes 8 are provided at the positions of the bottom plate 1 corresponding to the installation of the support beams 4. Riveting holes 8 are provided on both sides of each support beam 4 for aligning with the riveting holes 8 on the bottom plate 1 to fix the support beam 4 to the bottom plate 1 by riveting. Support end plates 5 are provided at both ends of the support beam 4 to connect and fix the ends of the support beams 4.

[0026] This elevator car bottom plate device provided by the utility model includes a plate-shaped bottom plate 1 surface and side kick plates 2 arranged on both sides of the surface. A front kick plate 3 is connected to the other side for strengthening and fixing the end of the side kick plate 2. On the other side surface of the bottom plate 1 opposite to the three kick plates, multiple support beams 4 for support are provided. The two sides of each support beam 4 are riveted and fixed to the bottom plate 1 by riveting, replacing the welding process. Such a processing technology has lower requirements for the thickness and material of the plate surface structure, and the forming method is convenient, fully avoiding environmental pollution during the welding forming process. To ensure the fixing strength between the support beam 4 and the bottom plate 1, support end plates 5 are provided at the ends of each support beam 4, which is more suitable for the riveting connection method, effectively solving the technical problem that the existing processing and forming technology of the bottom plate at the bottom of the elevator car is complex and easy to cause pollution.

[0027] In the technical solution provided by this embodiment, both the side kick plate 2 and the front kick plate 3 are in the shape of C-shaped channel steel beams. Riveting holes 8 are evenly distributed on the side edges of the C-shaped channel steel beams. Riveting holes 8 are also provided at the positions of the bottom plate edge corresponding to the side kick plate 2 and the front kick plate 3. The side kick plate 2 and the front kick plate 3 are both fixed to the bottom plate 1 by riveting. This design optimizes the material selection structure of the kick plate structure by using C-shaped channel steel, which has good structural strength and is easy to obtain. In addition, the fixing method between the kick plate and the bottom plate adopts the same riveting method as the connection process of the support beam 4 to simplify the forming and avoid pollution.

[0028] In the technical solution provided by this embodiment, the support beam 4 is a beam with a cross-section in the shape of M. Riveting holes 8 are evenly distributed along the length direction on the left and right sides of the beam. This design optimizes the beam structure of the support beam 4, increases the bending structure of the beam cross-section structure, and effectively improves the bending and torsional resistance strength of a single support beam 4 by using an M-shaped cross-section beam. The two sides of the M-shaped beam structure have a plate surface structure parallel to the bottom plate for punching and riveting.

[0029] In the technical solution provided by this embodiment, the support end plates 5 are all in the shape of C-shaped channel steel beams, and support ribs 7 perpendicular to the length direction thereof are fixedly arranged in the beam grooves of the support end plates 5. This design optimizes the structure of the support end plates 5, also selects C-shaped channel steel, which has good structural strength and is easy to obtain, and to improve the compressive strength of the bottom plate, support ribs 7 are fixedly connected in the grooves of the support end plates 5.

[0030] In the technical solution provided by this embodiment, the support end plates 5 are provided with inwardly protruding boss structures 10 at the positions corresponding to the ends of each support beam 4, and are fixedly connected to the ends of the support beam 4 through the boss structures 10. This design optimizes the fitting connection structure between the support end plates 5 and the ends of the support beam 4, and a boss structure 10 is provided at the position corresponding to the end of the support beam 4 on the support end plate 5, and is connected and fixed to the end of the support beam 4 through this structure.

[0031] In the technical solution provided in this embodiment, the support end plate 5 obtains the boss structure 10 which is integrally connected in a plate shape by punching at the position corresponding to the boss structure 10. A through-hole structure for riveting and fixing the support end plate 5 is provided on the boss structure 10. This design further optimizes the boss structure 10 on the basis of the above-mentioned boss structure 10. The boss structure 10 is obtained by punching holes on the side surface of the support end plate 5, and the punched plate surface structure is retained to obtain the boss structure 10 integrated with the support end plate 5. This design has a simple structure and is convenient for processing. Further, through holes are provided on the boss structure 10 for riveting and fixing with the support beam 4.

[0032] In the technical solution provided in this embodiment, a connection end plate 6 is fixedly installed on the side edge of the other end of the bottom plate opposite to the positive kick plate 3. The ends of the two support end plates 5 are both in contact and fixed with the plate surface of the connection end plate 6. This design optimizes the design of the auxiliary structure around the bottom plate. A connection end plate 6 for positioning is provided at the end positions of the two support end plates 5 to ensure the stability of the structure of the support end plate 5.

[0033] In the technical solution provided in this embodiment, two connection fasteners 9 are connected at intervals of a preset distance in the middle area of the connection end plate 6, and the side surfaces of the connection fasteners 9 are fixedly attached to the top surface of the adjacent support beam 4. This design further optimizes the peripheral mating structure at the position of the connection end plate 6, and connection fasteners 9 are provided in the middle area thereof to assist in the installation and mating around the bottom plate of the elevator car.

[0034] Although the present disclosure is disclosed as above, the protection scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and these changes and modifications will all fall within the protection scope of the present invention.

Claims

1. An elevator car bottom floor plate device, characterized in that, It includes a bottom plate (1), side kick plates (2) oppositely arranged on both sides of the bottom plate (1), and a front kick plate (3) with two ends adjacent to the two side kick plates (2) respectively. The side edge of the front kick plate (3) is fixedly connected to the bottom plate. On the other side of the bottom plate (1), a plurality of parallel support beams (4) are fixedly installed. At the positions corresponding to the installation of the support beams (4) on the bottom plate (1), there are multiple rows of riveting holes (8). On both sides of each support beam (4), there are riveting holes (8) for aligning with the riveting holes (8) on the bottom plate (1) so as to fix the support beam (4) to the bottom plate (1) by riveting. At both ends of the support beam (4), there are support end plates (5) for connecting and fixing the ends of the support beams (4). The side edge of the support end plate (5) is fixedly connected to the bottom plate.

2. The elevator car bottom floor plate device according to claim 1, characterized in that, Both the side kick plates (2) and the front kick plate (3) are in the shape of C-shaped channel steel beams. Riveting holes (8) are evenly distributed on the side edges of the C-shaped channel steel beams. At the positions corresponding to the side kick plates (2) and the front kick plate (3) on the edge of the bottom plate, there are also riveting holes (8). The side kick plates (2) and the front kick plate (3) are both fixed to the bottom plate (1) by riveting.

3. The elevator car bottom floor device according to claim 1, characterized in that, The support beam (4) is a beam with an M-shaped cross-section. The riveting holes (8) are evenly distributed along the length direction on the left and right sides of the beam.

4. The elevator car bottom floor device according to claim 1, characterized in that, The support end plates (5) are all in the shape of C-shaped channel steel beams. Inside the beam groove of the support end plate (5), there are support rib plates (7) vertically arranged perpendicular to its length direction.

5. The elevator car bottom floor device according to claim 4, characterized in that, At the positions corresponding to the ends of the support beams (4) on the support end plates (5), there are inwardly protruding boss structures (10) for fixedly connecting with the ends of the support beams (4).

6. The elevator car bottom floor plate device according to claim 5, characterized in that, At the positions corresponding to the boss structures (10) on the support end plates (5), the boss structures (10) in the form of integral connecting plates are obtained by punching. Through holes for riveting and fixing the support end plates (5) are arranged on the boss structures (10).

7. The elevator car bottom floor device according to claim 1, characterized in that, On the other end side edge opposite to the front kick plate (3) of the bottom plate (1), a connection end plate (6) is fixedly installed. The ends of the two support end plates (5) are both in contact and fixed with the plate surface of the connection end plate (6).

8. The elevator car bottom floor device according to claim 7, characterized in that, In the middle area of the connection end plate (6), two connection fasteners (9) are connected at a preset distance. The side surfaces of the connection fasteners (9) are fixed by fitting with the top surfaces of the adjacent support beams (4).

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