Safety protection device for building elevator shaft construction

Abstract

The utility model relates to the technical field of building elevators, and discloses a building elevator shaft construction safety protection device which comprises a first fixing frame, a first connecting frame and a sliding device, the first connecting frame is installed on the outer side of the first fixing frame, and a bottom plate is installed at the bottom of the first fixing frame and the bottom of the first connecting frame. A plurality of first pulleys are installed on the two sides of the lower portion of the bottom plate, a first fixing column is installed on the inner side of a first connecting frame, first baffles are installed on the two sides of the first fixing column, the outer sides of the first baffles are connected with the inner wall of the first connecting frame, and a sliding device is installed on the left side of the bottom of the first baffle below. The sliding device comprises a second fixing column, a second baffle and a third baffle. The device is easy and convenient to install, labor and time cost is saved, and the working efficiency of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building elevators, and specifically to a safety protection device for the construction of a building elevator shaft. Background Art

[0002] The elevator shaft is the shaft where the elevator is installed. The size of the shaft is determined according to the elevator selection. The elevator track and counterweight track are installed on the shaft wall, and the elevator door is installed in the reserved door opening. There is an elevator machine room at the top of the shaft. In order to prevent people from mistakenly entering the elevator shaft under construction, it is necessary to use guardrails to intercept people and avoid unnecessary harm. After searching, the Chinese patent authorization announcement number CN214462804U, the announcement date October 22, 2021, discloses a safety protection device for the elevator shaft of construction. The article proposes "bottom plate and screws, the bottom of the bottom plate is fixedly connected to a pulley, the top of the bottom plate is fixedly connected to an electric push rod, and one end of the electric push rod is fixedly connected to a fixed block." After the elevator door opening is fixed using the device, since the elevator shaft construction tools and materials are transported from the elevator door opening, the device needs to be manually disassembled before the elevator shaft construction tools and materials can be transported to the inside of the elevator shaft, and then installed, which increases labor and time costs and affects the working efficiency of the device. In view of this, in-depth research was conducted on the above-mentioned problems, and this case was created. Utility Model Content

[0003] The purpose of the present invention is to provide a safety protection device for the construction of a building elevator shaft to solve the problems raised in the above-mentioned background technology. To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a safety protection device for the construction of a building elevator shaft, comprising a first fixed frame, a first connecting frame and a sliding device, a first connecting frame is installed on the outer side of the first fixed frame, a bottom plate is installed between the first fixed frame and the bottom of the first connecting frame, a plurality of first pulleys are installed on both sides below the bottom plate, a first fixed column is installed on the inner side of the first connecting frame, a first baffle is installed on both sides of the first fixed column, the outer side of the first baffle is connected to the inner wall of the first connecting frame, and a sliding device is installed on the left side of the bottom of the first baffle below; the sliding device comprises a second fixed column, a second baffle and a third baffle, a plurality of second fixed columns are arranged on the left side of the bottom of the first baffle below, the left side of the second fixed column is connected to the inner wall of the first connecting frame, a plurality of second baffles are installed below the second fixed column above, and the bottom of the second baffle is connected to the bottom of the third baffle below. The top of the connecting rod is connected, a plurality of third baffles are installed below the second fixing column, and the lower parts of the plurality of third baffles are all installed on the inner wall of the first connecting frame, a fixing groove is provided inside the second fixing column, a telescopic cylinder is installed inside the fixing groove, a telescopic rod is installed inside the telescopic cylinder, the right side of the telescopic rod is connected to the inner wall of the connecting rod, the connecting rod is arranged inside the fixing groove, a second connecting frame is installed on the right side of the plurality of connecting rods, a second fixing frame is installed on the outer side of the second connecting frame, a fixing plate is installed below the second connecting frame and the second fixing frame, and second pulleys are installed on both sides below the fixing plate, a connecting block is installed on the outer wall of the connecting rod, the outer side of the connecting block passes through the slide groove and is connected to the connecting plate, the slide groove is arranged on the inner side of the second fixing column, a plurality of rotating shafts are installed on both sides of the first connecting frame, a cylinder is installed on the outer side of the rotating shaft, and an extrusion plate is installed on the outer side of the cylinder. Preferably, the first fixing frame is fixedly connected to the first connecting frame, and the first connecting frame is fixedly connected to the first fixing column and the first baffle. Preferably, the first fixed column and the first baffle are arranged perpendicular to each other, and the bottom plate is fixedly connected to the first fixed frame and the first connecting frame. Preferably, the first connecting frame is fixedly connected to the second fixed column and the upper part of the third baffle, and the second baffle and the second fixed column are arranged perpendicular to each other. Preferably, the second fixed column and the fixed groove are integrated, and the interior of the fixed groove and the telescopic cylinder are fixedly connected. Preferably, the telescopic cylinder and the telescopic rod are slidably connected, and the telescopic rod is fixedly connected to the inner wall of the connecting rod. Preferably, the connecting rod is slidably connected to the fixed groove, and the connecting rod is arranged perpendicular to the second connecting frame and the second fixed frame. Preferably, the connecting block is fixedly connected to the connecting rod and the connecting plate, and the connecting plate and the second baffle are not on the same horizontal line.Preferably, the connection block and the slide groove are slidably connected, and the slide groove and the second fixed column are integrated. Preferably, the rotating shaft and the cylinder are rotationally connected, and the cylinder and the extrusion plate are perpendicular to each other. Compared with the prior art, the beneficial effects of the present invention are as follows: by setting the second fixed column, the second baffle plate and the third baffle plate, the device is moved to the outside of the elevator door opening through the first pulley and the second pulley, the cylinder is started to drive the extrusion plate to slide, and the user then pushes the device to the elevator door opening, and the first connecting frame is on the inside of the elevator door opening, and the first fixed frame is on the outside of the elevator door opening, and then the user pushes the cylinder to drive the extrusion plate to rotate, so that the extrusion plate is to the inside of the elevator shaft, and the telescopic rod is connected to the inner wall of the elevator door opening, the cylinder is reset, and drives the extrusion plate to slide, so that the first fixed frame fits the outside of the elevator door opening, which is convenient for the installation of the device, and also increases the fixity of the device, so that the device blocks the elevator door opening, and To increase the safety of manual construction, when the construction workers are processing, the motor on the outside of the telescopic cylinder is started to drive the telescopic rod to slide inside the telescopic cylinder, the telescopic rod drives the connecting rod to slide inside the fixed groove, the connecting rod drives the second fixed frame connected to the second connecting frame to slide, the second connecting frame and the second fixed frame drive the second pulley connected to the fixed plate to slide, and the connecting rod drives the connecting block to slide inside the slide groove, the connecting block drives the connecting plate to slide, so that a certain space is left on the right side below the device, so that the elevator shaft construction tools and materials can be manually transported from the reserved space to the inside of the elevator shaft, reducing the situation where the device is manually disassembled and installed, saving labor and time costs, and improving the working efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0004] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following is a brief introduction to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings without creative work. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale. Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model; Figure 2 This is a front view structural diagram of the utility model without using a sliding device; Figure 3 It is a schematic diagram of the side cross-sectional structure of the utility model; Figure 4It is a schematic diagram of the top view of the structure of the utility model. In the figure: 1, first fixed frame; 2, first connecting frame; 3, sliding device; 4, first fixed column; 5, first baffle; 6, bottom plate; 7, first pulley; 301, second fixed column; 302, second baffle; 303, third baffle; 304, fixed groove; 305, telescopic cylinder; 306, telescopic rod; 307, connecting rod; 308, second connecting frame; 309, second fixed frame; 310, fixed plate; 311, second pulley; 312, connecting block; 313, sliding groove; 314, connecting plate; 315, rotating shaft; 316, cylinder; 317, extrusion plate. DETAILED DESCRIPTION

[0005] In the description of the present utility model, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on 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. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, 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 or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The following will combine the drawings in the practical embodiment to clearly and completely describe the technical solution in the practical embodiment. Obviously, the described embodiment is only a part of the embodiment of the practical, not all of the embodiments. Based on the embodiment in the practical, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this practical. Please refer to Figure 1-4The utility model provides a technical solution of a safety protection device for building elevator shaft construction: a safety protection device for building elevator shaft construction, comprising a first fixed frame 1, a first connecting frame 2 and a sliding device 3, the first fixed frame 1 is installed with a first connecting frame 2 on the outside, the first fixed frame 1 and the bottom of the first connecting frame 2 are installed with a bottom plate 6, a plurality of first pulleys 7 are installed on both sides below the bottom plate 6, a first fixed column 4 is installed on the inside of the first connecting frame 2, first baffles 5 are installed on both sides of the first fixed column 4, and the outer side of the first baffle 5 is connected to the first connecting frame 2 The inner wall of the first baffle plate 5 is connected, and a sliding device 3 is installed on the left side of the bottom of the first baffle plate 5 below; the sliding device 3 includes a second fixed column 301, a second baffle plate 302 and a third baffle plate 303. A plurality of second fixed columns 301 are provided on the left side of the bottom of the first baffle plate 5 below, and the left side of the second fixed column 301 is connected to the inner wall of the first connecting frame 2, and a plurality of second baffle plates 302 are installed below the second fixed column 301 above, and the bottom of the second baffle plate 302 is connected to the top of the third baffle plate 303 below, and the bottom of the second fixed column 301 below is installed A plurality of third baffles 303 are installed, and the lower parts of the plurality of third baffles 303 are all installed on the inner wall of the first connecting frame 2. A fixing groove 304 is provided inside the second fixing column 301, and a telescopic cylinder 305 is installed inside the fixing groove 304. A telescopic rod 306 is installed inside the telescopic cylinder 305. The right side of the telescopic rod 306 is connected to the inner wall of the connecting rod 307. The connecting rod 307 is arranged inside the fixing groove 304. A second connecting frame 308 is installed on the right side of the plurality of connecting rods 307. A second fixing rod 308 is installed on the outer side of the second connecting frame 308. A fixed plate 310 is installed below the fixed frame 309, the second connecting frame 308 and the second fixed frame 309, and second pulleys 311 are installed on both sides below the fixed plate 310. A connecting block 312 is installed on the outer wall of the connecting rod 307. The outer side of the connecting block 312 passes through a slide groove 313 and is connected to the connecting plate 314. The slide groove 313 is arranged on the inner side of the second fixed column 301. Multiple rotating shafts 315 are installed on both sides of the first connecting frame 2, and a cylinder 316 is installed on the outer side of the rotating shaft 315, and an extrusion plate 317 is installed on the outer side of the cylinder 316.When in use, the device is moved to the outside of the elevator door opening through the first pulley 7 and the second pulley 311, and the cylinder 316 is started to drive the extrusion plate 317 to slide. The user then pushes the device to the elevator door opening, and the first connecting frame 2 is on the inside of the elevator door opening, and the first fixed frame 1 is on the outside of the elevator door opening. Then the user pushes the cylinder 316 to drive the extrusion plate 317 to rotate, so that the extrusion plate 317 is to the inside of the elevator shaft, and the telescopic rod 306 is connected to the inner wall of the elevator door opening. The cylinder 316 is reset, driving the extrusion plate 317 to slide, so that the first fixed frame 1 fits the outside of the elevator door opening, which is convenient for the installation of the device, and also increases the fixity of the device, so that the device blocks the elevator door opening and increases the safety of manual construction. When the construction worker is processing, the outside of the telescopic cylinder 305 is started The motor drives the telescopic rod 306 to slide inside the telescopic cylinder 305, the telescopic rod 306 drives the connecting rod 307 to slide inside the fixed groove 304, the connecting rod 307 drives the second fixed frame 309 connected to the second connecting frame 308 to slide, the second connecting frame 308 and the second fixed frame 309 drive the second pulley 311 connected to the fixed plate 310 to slide, and the connecting rod 307 drives the connecting block 312 to slide inside the slide groove 313, and the connecting block 312 drives the connecting plate 314 to slide, so that a certain space is left on the right side below the device, so that the elevator shaft construction tools and materials are manually transported from the reserved space to the inside of the elevator shaft, reducing the situation of manually disassembling and installing the device, saving labor and time costs, and improving the working efficiency of the device. The first fixed frame 1 is fixedly connected to the first connecting frame 2, and the first connecting frame 2 is fixedly connected to the first fixed column 4 and the first baffle 5. The first fixed column 4 and the first baffle 5 are arranged perpendicular to each other, and the bottom plate 6 is fixedly connected to the first fixed frame 1 and the first connecting frame 2. The first connecting frame 2 is fixedly connected to the second fixing column 301 and the upper part of the third baffle 303, and the second baffle 302 and the second fixing column 301 are arranged perpendicular to each other. The second fixing column 301 and the fixing groove 304 are arranged in an integrated manner, and the interior of the fixing groove 304 and the telescopic cylinder 305 are fixedly connected. The telescopic cylinder 305 and the telescopic rod 306 are slidably connected, and the telescopic rod 306 and the inner wall of the connecting rod 307 are fixedly connected. The connecting rod 307 and the fixing groove 304 are slidably connected, and the connecting rod 307 and the second connecting frame 308 and the second fixing frame 309 are arranged perpendicular to each other. The connecting block 312 is fixedly connected to the connecting rod 307 and the connecting plate 314. The connecting plate 314 and the second baffle 302 are not on the same horizontal line. When the sliding device 3 is started, the connecting plate 314 is moved to the rear side of the third baffle 303. The connecting plate 314 increases the protective performance of the device when in use. The connecting block 312 and the slide slot 313 are slidably connected, and the slide slot 313 and the second fixing column 301 are integrated.The rotating shaft 315 is rotatably connected to the cylinder 316, and the cylinder 316 is perpendicularly arranged to the extrusion plate 317. 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 these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A safety protection device for construction of a building elevator shaft, comprising a first fixed frame (1), a first connecting frame (2) and a sliding device (3), characterized in that: A first connecting frame (2) is installed on the outer side of the first fixing frame (1); a bottom plate (6) is installed at the bottom of the first fixing frame (1) and the first connecting frame (2); a plurality of first pulleys (7) are installed on both sides below the bottom plate (6); a first fixing column (4) is installed on the inner side of the first connecting frame (2); first baffles (5) are installed on both sides of the first fixing column (4); the outer side of the first baffle (5) is connected to the inner wall of the first connecting frame (2); a sliding device (3) is installed on the left side of the bottom of the first baffle (5); the sliding device (3) comprises a second fixing column (301) , a second baffle (302) and a third baffle (303), a plurality of second fixing columns (301) are provided on the left side of the bottom of the first baffle (5) at the bottom, the left side of the second fixing column (301) is connected to the inner wall of the first connecting frame (2), a plurality of second baffles (302) are installed below the second fixing column (301) at the top, the bottom of the second baffle (302) is connected to the top of the third baffle (303) at the bottom, a plurality of third baffles (303) are installed below the second fixing column (301) at the bottom, and the bottoms of the plurality of third baffles (303) are all installed on the first connecting frame (2). The inner wall of the second fixing column (301) is provided with a fixing groove (304) inside, a telescopic tube (305) is installed inside the fixing groove (304), a telescopic rod (306) is installed inside the telescopic tube (305), the right side of the telescopic rod (306) is connected to the inner wall of the connecting rod (307), the connecting rod (307) is arranged inside the fixing groove (304), a second connecting frame (308) is installed on the right side of the connecting rod (307), a second fixing frame (309) is installed outside the second connecting frame (308), and the second connecting frame (308) and the second fixing frame (309) are connected to each other. A fixing plate (310) is installed below the frame (309), and second pulleys (311) are installed on both sides below the fixing plate (310). A connecting block (312) is installed on the outer wall of the connecting rod (307). The outer side of the connecting block (312) passes through a slide groove (313) and is connected to the connecting plate (314). The slide groove (313) is arranged on the inner side of the second fixing column (301). A plurality of rotating shafts (315) are installed on both sides of the first connecting frame (2), and a cylinder (316) is installed on the outer side of the rotating shaft (315), and an extrusion plate (317) is installed on the outer side of the cylinder (316).

2. A building elevator shaft construction safety protection device according to claim 1, characterized in that: The first fixing frame (1) and the first connecting frame (2) are fixedly connected, and the first connecting frame (2) and the first fixing column (4) and the first baffle (5) are fixedly connected.

3. A building elevator shaft construction safety protection device according to claim 2, characterized in that: The first fixing column (4) and the first baffle (5) are arranged perpendicular to each other, and the bottom plate (6) is fixedly connected to the first fixing frame (1) and the first connecting frame (2).

4. A building elevator shaft construction safety protection device according to claim 3, characterized in that: The first connecting frame (2) is fixedly connected to the second fixing column (301) and the upper part of the third baffle (303), and the second baffle (302) and the second fixing column (301) are arranged perpendicular to each other.

5. A building elevator shaft construction safety protection device according to claim 4, characterized in that: The second fixing column (301) and the fixing groove (304) are integrally arranged, and the interior of the fixing groove (304) and the telescopic cylinder (305) are fixedly connected.

6. A building elevator shaft construction safety protection device according to claim 5, characterized in that: The telescopic cylinder (305) and the telescopic rod (306) are slidably connected, and the telescopic rod (306) and the inner wall of the connecting rod (307) are fixedly connected.

7. A building elevator shaft construction safety protection device according to claim 6, characterized in that: The connecting rod (307) is slidably connected to the fixing groove (304), and the connecting rod (307) and the second connecting frame (308) and the second fixing frame (309) are arranged perpendicular to each other.

8. A safety protection device for building elevator shaft construction according to claim 7, characterized in that: The connection blocks (312) are fixedly connected to the connection rods (307) and the connection plates (314); the connection plates (314) and the second baffle plate (302) are not on the same horizontal line.

9. A building elevator shaft construction safety protection device according to claim 8, characterized in that: The connection block (312) and the slide groove (313) are slidably connected, and the slide groove (313) and the second fixed column (301) are integrally arranged.

10. A safety protection device for building elevator shaft construction according to claim 9, characterized in that: The rotating shaft (315) and the cylinder (316) are rotatably connected, and the cylinder (316) and the extrusion plate (317) are arranged perpendicular to each other.

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