CN218968561U

CN218968561U - Plain type pit protector

Info

Publication number: CN218968561U
Application number: CN202222811182.3U
Authority: CN
Inventors: 曹风光
Original assignee: Canny Elevator Co Ltd
Current assignee: Canny Elevator Co Ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-05-05
Anticipated expiration: 2032-10-25

Abstract

The utility model discloses a simple pit protection device which comprises a guide rail, protection plates, a rear protection plate and the ground, wherein a plurality of connection plates are respectively arranged on two sides of the guide rail, the guide rail is connected with the connection plates through pressing guide plates and bolts, the protection plates are arranged at the front ends of the guide rail, the top and the bottom of each protection plate are respectively fixedly connected with a reinforcing plate and a lower fixing plate through bolts, and the rear protection plate I and the rear protection plate II are respectively connected with the outer sides of the rear ends of the connection plates through bolts. The simple pit protection device is convenient to rectify and change, simple to manufacture and wide in universality, and can greatly reduce cost on the premise of meeting new standards.

Description

Plain type pit protector

Technical Field

The utility model relates to the technical field of pit protection devices, in particular to a simple pit protection device.

Background

GB/T7588.1-2020 section 1 of safety Specification for Elevator manufacture and installation: the areas of travel in passenger and freight elevators where the counterweight is required should be protected with a barrier and the barrier should have sufficient rigidity to ensure that 300N static forces acting vertically anywhere and evenly distributed over a circular (or square) area of 5cm2 are borne and the resulting deformation does not result in a collision with the counterweight.

Based on the above, the present inventors found that: along with the development of elevator industry, in order to improve the product competitiveness, the size of the existing hoistway is compressed as much as possible, at this time, the distance between the pit protection device and the outer side of the counterweight is about 30-50mm, and in addition, the existence of the compensation chain needs to be notched at the lower part, so that the pit protection device of the existing product is insufficient in strength and cannot meet the requirement of a new standard, and therefore, in view of the requirement, the existing structure is researched and improved, and the simple pit protection device is provided so as to achieve the purpose of more practical value.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to a simple pit protection device which comprises a guide rail, protection plates, a rear protection plate and the ground, wherein a plurality of connection plates are respectively arranged on two sides of the guide rail, the guide rail is connected with the connection plates through pressing guide plates and bolts, the protection plates are arranged at the front ends of the guide rail, the top and the bottom of each protection plate are respectively fixedly connected with a reinforcing plate and a lower fixing plate through bolts, and the rear protection plate I and the rear protection plate II are respectively connected with the outer sides of the rear ends of the connection plates through bolts.

As a preferable technical scheme of the utility model, the outer sides of the first rear protection plate and the second rear protection plate are fixedly connected with a first rear fixing plate and a second rear fixing plate respectively, and the front sides of the first rear fixing plate and the second rear fixing plate are attached with a shaft wall.

As a preferable technical scheme of the utility model, the two ends of the reinforcing plate are respectively provided with an L-shaped fixing frame, and the other end of the L-shaped fixing frame is connected with one side of the guide rail through a pressing guide plate and a bolt.

As a preferable technical scheme of the utility model, the structure of the lower fixing plate is of an L-shaped structure, and the bottom end of the lower fixing plate is fixed on the ground.

As a preferable technical scheme of the utility model, the protection plate, the reinforcing plate, the first rear protection plate and the second rear protection plate are all in flat plate structures.

As a preferable technical scheme of the utility model, the lower fixing plate, the first rear fixing plate and the second rear protection plate are all arranged by angle steel.

The beneficial effects of the utility model are as follows:

1. the simple pit protection device has the advantages that the strength is improved by adding the expansion bolts and the fixing plates, the requirement can be met on the premise of not changing the existing rear side protection plate, the operation is simple, meanwhile, if the distance between the counterweight guide rails is reduced, the reinforcing plates, the protection plates and the protection plates can be directly shortened on site, the replacement of materials is not needed, the rectification is convenient, and the strength is not influenced;

2. this kind of plain type pit protector is equipped with through first and second back fixed plate and improves intensity, can be under the requirement that satisfies the new mark, can realize cost greatly reduced, improve product competitiveness, the guide bar of compensating device is replaced through the reinforcing plate that is equipped with simultaneously, and guard plate, the reinforcing plate, first and second back guard plates all are dull and stereotyped structure, make its simple structure through guard plate, the reinforcing plate, first and second back guard plates of back guard plate are dull and stereotyped structure, and increase certain intensity, lower fixed plate, first and second back guard plates of back fixed plate are the angle steel setting and realize the versatility, have higher practical value.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of a simplified pit protection assembly according to the present utility model;

FIG. 2 is a schematic side view of a simplified pit protection assembly according to the present utility model;

fig. 3 is an enlarged schematic view of the a structure of a simplified pit protection device of the present utility model.

In the figure: 1. a guide rail; 2. a protection plate; 3. a lower fixing plate; 4. a connecting plate; 5. a reinforcing plate; 6. a rear protection plate I; 7. a first rear fixing plate; 8. a second rear protection plate; 9. pressing a guide plate; 10. a second rear fixing plate; 11. ground surface; 12. a hoistway wall.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples: as shown in fig. 1-3, the simple pit protection device comprises a guide rail 1, a protection plate 2, a rear protection plate and a ground 11, wherein a plurality of connection plates 4 are respectively arranged on two sides of the guide rail 1, the guide rail 1 and the connection plates 4 are connected with bolts through a pressing guide plate 9, the protection plate 2 is arranged at the front end of the guide rail 1, the top and the bottom of the protection plate 2 are respectively and fixedly connected with a reinforcing plate 5 and a lower fixing plate 3 through bolts, and a rear protection plate I6 and a rear protection plate II 8 are respectively connected with the outer sides of the rear ends of the connection plates 4 through bolts;

the strength is improved by adding the expansion bolts and the fixing plates, the requirement can be met on the premise that the existing rear side protection plate is not changed, the operation is simple, meanwhile, if the distance between the counterweight guide rail 1 is reduced, the reinforcing plate 5, the protection plate 1 and the protection plate 2 can be directly shortened on site, materials are not required to be replaced, the correction is convenient, and the strength is not influenced.

The outer sides of the first rear protection plate 6 and the second rear protection plate 8 are fixedly connected with a first rear fixing plate 7 and a second rear fixing plate 10 respectively, the front sides of the first rear fixing plate 7 and the second rear fixing plate 10 are attached to a shaft wall 12, strength is improved through the first rear fixing plate 7 and the second rear fixing plate 10, cost can be greatly reduced under the condition that new standard requirements are met, and product competitiveness is improved.

Wherein, the both ends of reinforcing plate 5 are provided with L type mount respectively, and the other end of L type mount and one side of guide rail 1 pass through pressure baffle 9 and bolted connection, replace compensation arrangement's guide bar through the reinforcing plate 5 that is equipped with, realize the versatility.

The structure of the lower fixing plate 3 is an L-shaped structure, the bottom end of the lower fixing plate is fixed on the ground 11, and the lower fixing plate 3 is provided with the lower fixing plate, so that the lower fixing plate is applicable to a compensation-free chain, a single compensation device or a double compensation device, and the lower fixing plate is simple in structure and wide in universality.

Wherein, guard plate 2, reinforcing plate 5, back guard plate one 6 and back guard plate two 8 all are dull and stereotyped structure, make its structure brief through guard plate 2, reinforcing plate 5, back guard plate one 6 and back guard plate two 8 all being dull and stereotyped structure to increase certain intensity.

Wherein, lower fixed plate 3, back fixed plate one 7 and back guard plate two 8 are the angle steel setting.

Working principle: during the use, improve intensity through increasing expansion bolts and fixed plate, under the current rear side guard plate prerequisite of not changing, can satisfy the requirement, and is easy to operate, simultaneously like heavy guide rail 1 apart from reducing, on-the-spot can directly truncate reinforcing plate 5 and guard plate 1 and guard plate 2, need not to change the material, the rectification is convenient, and do not have the influence to intensity, the outside of rear guard plate one 6 and rear guard plate two 8 respectively fixedly connected with rear fixed plate one 7 and rear fixed plate two 10, and the front side laminating of rear fixed plate one 7 and rear fixed plate two 10 has well wall 12, be equipped with through rear fixed plate one 7 and rear fixed plate two 10 and improve intensity, can be under the requirement that satisfies the new standard, can realize that the cost greatly reduced, improve product competitiveness, the both ends of reinforcing plate 5 are provided with L type mount respectively, and the other end of L type mount and one side of guide plate 1 pass through pressure 9 and bolted connection, the guide bar that replaces compensation arrangement through the reinforcing plate 5 that is equipped with, the structure of lower fixed plate 3 is L type structure, and bottom end mounting is in ground 11, make its one side of being equipped with the lower fixed plate 3 and single compensation device, the guard plate 2, the guard plate is simple structure is two, the guard plate 2, the guard plate is just two, the guard plate is simple structure is equipped with two, the guard plate 2, the guard plate is just 2, the guard plate is simple and is convenient for the guard plate, the guard plate is 2, the two-plate is equipped with the two-plate, the guard plate is convenient to install, the guard plate is 2, the guard plate is convenient to install, and the safety device is convenient for the safety device, and is convenient to use, and is convenient for install.

Finally, it should be noted that: in the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a plain type pit protector, includes guide rail (1), guard plate (2), back guard plate and ground (11), its characterized in that, the both sides of guide rail (1) are provided with a plurality of connecting plate (4) respectively, just guide rail (1) and connecting plate (4) are through pressing baffle (9) and bolted connection, the front end of guide rail (1) is provided with guard plate (2), just the top and the bottom of guard plate (2) screw fixedly connected with reinforcing plate (5) and lower fixed plate (3) respectively, the rear end outside of connecting plate (4) bolted connection has back guard plate one (6) and back guard plate two (8) respectively.

2. The simple pit protection device according to claim 1, wherein the outer sides of the first rear protection plate (6) and the second rear protection plate (8) are fixedly connected with a first rear fixing plate (7) and a second rear fixing plate (10) respectively, and the front sides of the first rear fixing plate (7) and the second rear fixing plate (10) are attached with a hoistway wall (12).

3. The simple pit protection device according to claim 1, wherein the two ends of the reinforcing plate (5) are respectively provided with an L-shaped fixing frame, and the other end of the L-shaped fixing frame is connected with one side of the guide rail (1) through a pressing guide plate (9) and a bolt.

4. A pit protection device according to claim 1, wherein the lower fixing plate (3) has an L-shaped structure and the bottom end is fixed to the ground (11).

5. The simple pit protection device according to claim 1, wherein the protection plate (2), the reinforcing plate (5), the first rear protection plate (6) and the second rear protection plate (8) are all in a flat plate structure.

6. The simple pit protection device according to claim 1, wherein the lower fixing plate (3), the first rear fixing plate (7) and the second rear protection plate (8) are all angle steel.