Foldable aerial work platform

Abstract

The utility model discloses a foldable aerial work platform and belongs to the technical field of aerial work platforms, the aerial work platform comprises an aerial work platform base plate, a main handrail frame and an auxiliary handrail frame, the main handrail frame and the auxiliary handrail frame are oppositely arranged on the aerial work platform base plate, and corner frames used for being connected with the main handrail frame are fixedly installed at the four corners of the aerial work platform base plate; fixing plates are fixedly mounted on the corner frames, mounting seats corresponding to the fixing plates are fixedly mounted on the main handrail frame, shaft rods are movably inserted into the mounting seats, and one ends of the shaft rods are sleeved with the fixing plates; the shaft rod and the fixing plate are kept limited through the baffle, after the baffle on the main handrail frame and the limiting pin rod connected with the positioning base are taken down, the shaft rod can be rotated to be folded outwards, and when the bottom window frame on the auxiliary handrail frame is pulled out outwards through the positioning pin rod on the fixing frame, the bottom window frame can be folded outwards through the shaft rod. The bottom window frame can be synchronously rotated and folded through cooperation of the movable shaft and the assembly ring to be recycled towards the interior of the working platform base plate.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of aerial work platforms, and particularly relates to a foldable aerial work platform. BACKGROUND

[0002] The aerial work platform is widely applied to the industries of building construction, equipment maintenance, power maintenance, warehouse logistics and advertisement installation and becomes the main tool for high-altitude operation. With the increasing demand of various industries for high-altitude operation, the design and manufacturing of the operation platform also face various challenges, especially in the aspects of space utilization, equipment storage, flexibility and safety.

[0003] The traditional aerial work platform generally needs a large-size storage space and transportation space. In some narrow places, the fixed platform is difficult to pass through, and the fixed railings may interfere with the operation of the operation personnel in some working conditions. Especially when the railings need to be temporarily disassembled or adjusted, the operation personnel need additional tools and time, which increases the complexity of operation and work delay.

[0004] Therefore, the application provides a foldable aerial work platform to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The application provides a foldable aerial work platform, which aims to solve the problem that the filter cloth bag in the existing bag filter is prone to blockage due to impurity accumulation during use, so that the equipment needs to be frequently closed and the filter cloth bag needs to be replaced.

[0006] To achieve the above object, the application provides the following technical scheme: a foldable aerial work platform, comprising an operation platform base plate, a main railing frame and a vice railing frame which are oppositely arranged on the operation platform base plate.

[0007] A corner frame for connecting the main railing frame is fixedly installed at each corner of the operation platform base plate, a fixed plate is fixedly installed on the corner frame, an installation seat corresponding to the fixed plate is fixedly installed on the main railing frame, a shaft rod is movably inserted into the installation seat, the fixed plate is sleeved with one end of the shaft rod, the baffle is inserted into the fixed plate after the baffle is aligned with the first insertion slot by rotating the shaft rod, and the baffle is no longer horizontally aligned with the first insertion slot after the shaft rod is rotated by a certain angle, so that the main railing frame can be adjusted by rotating the shaft rod when the main railing frame needs to be folded, thereby forming a folding operation.

[0008] The fixed frame is fixedly installed with a pin ring, the lower end of the vice rail frame is fixedly installed with a bottom window frame, and the pin ring is movably inserted with a positioning pin rod connected with the bottom window frame.

[0009] Preferably, the bottom window frame is oppositely installed with a pin seat corresponding to the pin ring, and the pin seat is provided with a through hole for inserting the positioning pin rod.

[0010] Preferably, the corner frame is fixedly installed with a positioning seat, the main rail frame is symmetrically provided with a baffle corresponding to the positioning seat, and the positioning seat is provided with a limiting pin rod movably inserted with the baffle.

[0011] Preferably, the limiting pin rod is fixedly installed with a limiting lug plate, and the baffle is provided with a second insertion slot matched with the limiting lug plate.

[0012] Preferably, the mounting seat is fixedly connected with a baffle at one end close to the fixed plate, and the fixed plate is provided with a first insertion slot matched with the baffle.

[0013] Preferably, the work platform base plate is equidistantly provided with a plurality of assembly rings, and the lower end of the bottom window frame is equidistantly provided with a plurality of movable shafts rotatably connected with the assembly rings.

[0014] The work platform is provided with a fixed plate on each corner frame, the mounting seat of the main rail frame is movably inserted with the fixed plate, the baffle is used to limit the shaft rod and the fixed plate, and the limiting pin rod connecting the baffle and the positioning seat of the main rail frame is removed, so that the shaft rod can be rotated and folded outward. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of a foldable aerial work platform.

[0016] Figure 2 It is a structural schematic view of the main rail frame and the vice rail frame in a folded state.

[0017] Figure 3 Structure diagram of bottom window frame;

[0018] Figure 4 Structure diagram of Figure 1 Structure diagram of A in the middle;

[0019] Figure 5 Structure diagram of Figure 2 Structure diagram of B in the middle;

[0020] Figure 6 Structure diagram of Figure 3 Structure diagram of C in the middle;

[0021] Figure 7 Structure diagram of Figure 1 Structure diagram of D in the middle.

[0022] In the figure:

[0023] 1, work platform base plate; 11, assembly ring; 2, fixed frame; 21, pin ring; 22, positioning pin rod; 3, corner frame; 31, fixed plate; 32, first insertion slot; 33, positioning seat; 34, limiting pin rod; 35, limiting convex plate; 4, main column frame; 41, mounting seat; 42, shaft rod; 43, baffle; 44, second insertion slot; 5, auxiliary column frame; 51, bottom window frame; 52, pin seat; 53, movable shaft. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0025] The present embodiment provides a foldable aerial work platform, as shown in the figure, the aerial work platform comprises a work platform base plate 1 and a main column frame 4 and an auxiliary column frame 5 arranged opposite to the work platform base plate 1. Figures 1-7 The four corners of the work platform base plate 1 are fixedly installed with corner frames 3 for connecting with the main column frame 4, and the corner frames 3 are fixedly installed with fixed plates 31, the main column frame 4 is fixedly installed with mounting seats 41 corresponding to the fixed plates 31, the shaft rods 42 are movably inserted into the mounting seats 41, and the fixed plates 31 are sleeved with one end of the shaft rods 42.

[0026]

[0027] ​The fixed frame 2 is symmetrically installed on the work platform base plate 1 and is used in connection with the auxiliary railing frame 5, the pin ring 21 is fixedly installed on the fixed frame 2, the bottom window frame 51 is fixedly installed at the lower end of the auxiliary railing frame 5, the positioning pin rod 22 used in connection with the bottom window frame 51 is movably inserted on the pin ring 21, the pin seat 52 used in correspondence with the pin ring 21 is oppositely installed on the bottom window frame 51, and the through hole used in insertion with the positioning pin rod 22 is formed in the pin seat 52.

[0028] Specifically, the corner frame 3 is provided with four corner frames, which are fixedly installed at the four corners of the work platform base plate 1, and the corner frame 3 and the main railing frame 4 form the railing frame in the front and back directions, the mounting seat 41 on the main railing frame 4 is inserted through the movable insertion shaft rod 42, and the baffle 43 is aligned with the first insertion slot 32 through the rotation of the shaft rod 42 and is inserted through the fixed plate 31, and after the shaft rod 42 is inserted through the fixed plate 31, the baffle 43 is rotated by a certain angle so that the baffle 43 is no longer horizontally aligned with the first insertion slot 32, and when the main railing frame 4 needs to be folded and adjusted, the baffle 43 on the main railing frame 4 is separated from the positioning seat 33, and the main railing frame 4 can be adjusted by rotating the shaft rod 42, thereby forming a folding operation.

[0029] When the positioning pin rod 22 on the fixed frame 2 is pulled out, the bottom window frame 51 on the auxiliary railing frame 5 can be folded and recovered to the inside of the work platform base plate 1 through the cooperation of the movable shaft 53 and the assembly ring 11.

[0030] The positioning seat 33 is fixedly installed on the corner frame 3, the baffle 43 used in correspondence with the positioning seat 33 is symmetrically provided on the main railing frame 4, the limiting pin rod 34 used in movable insertion with the baffle 43 is provided on the positioning seat 33, the limiting protruding plate 35 is fixedly installed on the limiting pin rod 34, and the second insertion slot 44 used in correspondence with the limiting protruding plate 35 is formed in the baffle 43.

[0031] More specifically, during the conventional aerial work, the main railing frame 4 is adjusted to the appropriate angle, and the baffle 43 is horizontally aligned with the positioning seat 33, and only the limiting pin rod 34 and the limiting protruding plate 35 on the limiting pin rod 34 need to be aligned with the second insertion slot 44 and inserted, so that the main railing frame 4 can be fixed, the limiting protruding plate 35 can fix the baffle 43 to increase the positioning strength, and the limiting protruding plate 35 can also be pulled out from the second insertion slot 44 of the baffle 43 through rotation, and the installation and disassembly are convenient and flexible.

[0032] The end of the mounting seat 41 close to the fixed plate 31 is fixedly connected with the baffle 43, and the first insertion slot 32 used in correspondence with the baffle 43 is formed in the fixed plate 31.

[0033] It should be noted that the first insertion slot 32 provided on the fixed plate 31 is mainly used for the baffle 43 on the shaft 42 to be separated from the fixed plate 31, so as to be used for the later main column rod frame 4 to be detached from the work platform base plate 1 at any time.

[0034] The work platform base plate 1 is provided with a plurality of assembly rings 11 at equal intervals, and the bottom window frame 51 is provided with a plurality of movable shafts 53 for rotationally connecting with the assembly rings 11 at equal intervals.

[0035] In use, by respectively setting the fixed plate 31 on the corner frame 3, using the mounting seat 41 on the main column rod frame 4 to be movably inserted with the fixed plate 31, and using the baffle 43 to keep the shaft 42 and the fixed plate 31 limited, after the limiting pin rod 34 connecting the baffle 43 on the main column rod frame 4 and the positioning seat 33 is removed, the shaft 42 can be rotated to fold outward, wherein the bottom window frame 51 on the auxiliary column rod frame 5 can be folded and recycled to the inside of the work platform base plate 1 by the cooperation of the movable shaft 53 and the assembly ring 11 when the positioning pin rod 22 on the fixed frame 2 is pulled out, adopting this design, each main column rod frame 4 and auxiliary column rod frame 5 can be independently folded and recycled at any time, which is used for adjusting the column rod in special working environment.

[0036] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A foldable aerial work platform, comprising a work platform base plate (1) and a main guardrail frame (4) and a secondary guardrail frame (5) disposed opposite to each other on the work platform base plate (1); Its features are: The four corners of the work platform base plate (1) are fixedly installed with corner brackets (3) for connecting with the main railing frame (4). Each corner bracket (3) is fixedly installed with a fixing plate (31). The main railing frame (4) is fixedly installed with a mounting seat (41) corresponding to the fixing plate (31). A shaft (42) is movably inserted into the mounting seat (41). The fixing plate (31) is sleeved with one end of the shaft (42). Among them, the working platform base plate (1) is symmetrically equipped with a fixing frame (2) for connecting with the sub-guard frame (5), and a pin ring (21) is fixedly installed on the fixing frame (2). The lower end of the sub-guard frame (5) is fixedly installed with a bottom window frame (51), and a positioning pin (22) for connecting with the bottom window frame (51) is movably inserted into the pin ring (21).

2. The foldable aerial work platform according to claim 1, characterized in that: The bottom window frame (51) is provided with a pin seat (52) corresponding to the pin ring (21), and the pin seat (52) is provided with a through hole for insertion into the positioning pin rod (22).

3. The foldable aerial work platform according to claim 2, characterized in that: Each of the corner brackets (3) is fixedly installed with a positioning seat (33), and the main railing frame (4) is symmetrically provided with a baffle (43) corresponding to the positioning seat (33). The positioning seat (33) is provided with a limiting pin (34) for movably inserting into the baffle (43).

4. The foldable aerial work platform according to claim 3, characterized in that: A limiting protrusion (35) is fixedly installed on the limiting pin (34), and a second through slot (44) is provided on the baffle (43) for matching the limiting protrusion (35).

5. The foldable aerial work platform according to claim 4, characterized in that: A baffle (43) is fixedly connected to one end of the mounting base (41) near the fixing plate (31), and a first through slot (32) is provided on the fixing plate (31) for fitting the baffle (43).

6. The foldable aerial work platform according to claim 1, characterized in that: The work platform base plate (1) is provided with a number of assembly rings (11) at equal intervals, and the lower end of the bottom window frame (51) is provided with a number of movable shafts (53) for rotating connection with the assembly rings (11).

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