Fast-assembly type movable portal frame

Abstract

The utility model discloses a fast-assembly type movable portal frame, which comprises a main beam, a movable portal frame, a movable portal frame, a movable portal frame and a movable portal frame, and is characterized in that the main beam comprises an upper flange, a lower flange and a web connected between the upper flange and the lower flange; each supporting leg assembly comprises a stand column, two supporting legs, a ground beam, at least two rolling wheels arranged on the ground beam, a first flange used for detachably connecting the two supporting legs and the stand column, and two second flanges used for detachably connecting the two supporting legs and the ground beam respectively; and the third flange is an L-shaped flange and is used for detachably connecting the lower flange and the stand column. According to the scheme, the main beam and the supporting leg assembly are detachably connected, the stand columns, the supporting legs and the ground beam of the supporting leg assembly are detachably connected, and during carrying, the supporting leg assembly is directly split into segment structures, so that the occupied area is reduced, and transportation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of gantry frames, in particular to a quick-installation mobile gantry frame. Background Art

[0002] The gantry includes fixed and movable types. The movable gantry has various usage scenarios due to its movable characteristics. The existing gantry adopts the structure of "A movable heavy object lifting gantry" with application number CN202311210771.9 and "A fall-proof gantry" with application number CN202322856105.4. The gantry includes a slide rail, legs fixed at both ends of the slide rail, and sliding rollers arranged on the legs.

[0003] However, the existing gantry structure has the following problems:

[0004] The slide rail and the legs are welded fixed structures, the legs are high, the slide rails are long, the floor space is large, and it is not convenient to transport. Utility Model Content

[0005] The utility model aims to overcome the shortcomings of the prior art and provide a quick-install mobile gantry.

[0006] The purpose of the utility model is achieved through the following technical solutions:

[0007] The utility model provides a quick-install mobile gantry, comprising:

[0008] a main beam, the main beam comprising an upper flange, a lower flange and a web connected between the upper flange and the lower flange;

[0009] Two leg assemblies, the leg assemblies comprising a column, two legs, a ground beam, at least two rollers arranged on the ground beam, a first flange for detachably connecting the two legs and the column, and two second flanges for detachably connecting the two legs and the ground beam respectively;

[0010] The third flange is an L-shaped flange, which is used for detachably connecting the lower flange and the column.

[0011] The utility model has the following advantages:

[0012] The main beam and the leg assembly of this solution are detachably connected, and the columns, legs and ground beams of the leg assembly are all detachably connected. When transporting, they can be directly split into segment structures to reduce the floor space and facilitate transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 This is a front view of the quick-install mobile gantry of the utility model;

[0015] Figure 2 It is a side view of the quick-install mobile gantry of the utility model. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0017] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0018] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features thereof may be combined with each other.

[0019] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0020] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the utility model product is usually placed when in use, or the positions or positional relationships commonly understood by those skilled in the art, 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", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it 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 indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] The utility model discloses a quick-install mobile gantry, which occupies a small area during transportation, is easy to carry, and can also achieve quick disassembly and assembly. Figure 1 , 2 As shown, the quick-install mobile gantry includes a main beam 1, two leg assemblies and a third flange 8 for detachably connecting the main beam and the leg assemblies.

[0023] The main beam is an I-beam, including an upper flange 11, a lower flange 12, and a web 13 connected between the upper flange and the lower flange. The leg assembly includes a column 2, two legs 3, a ground beam 4, at least two rollers 5 arranged on the ground beam 4, a first flange 6 for detachably connecting the two legs 3 and the column 2, and two second flanges 7 for detachably connecting the two legs 3 and the ground beam 4. The third flange 8 is an L-shaped flange, which is used to detachably connect the lower flange 12 to the column 2.

[0024] By adopting the above structure, the column 2, the third flange 8 and the lower flange 12 can be detachably connected by bolts, so that quick disassembly and assembly can be achieved.

[0025] In the above-mentioned gantry structure, an I-beam structure is adopted, which is convenient for the installation of related components and the installation of the third flange.

[0026] The roller 5 facilitates the movement of the entire gantry. In order to improve the fixation of the gantry under working conditions, screw legs 41 for position locking are provided at both ends of the ground beam 4. Further, in order to protect the supporting ground, a pad 411 is provided at the bottom of the screw legs 41.

[0027] By using a screw rod support leg and adjusting its length under the ground beam 4, locking and unlocking control can be achieved.

[0028] In order to facilitate the adjustment of the height of the entire gantry, the column 2 is provided with a plurality of first fixing holes 21 at different heights for connecting with the first flange 6. Figure 1 As shown, four first fixing holes 21 are arranged on the column 2, and the column is connected and fixed by two first fixing flanges 6. According to the height requirement of the hoisting, the first fixing holes 21 of appropriate height can be selected for fixing.

[0029] By adopting the above structure, the column 2, the first flange 6 and the two legs 3 can be detachably connected by bolts, so that quick disassembly and assembly can be achieved.

[0030] A winch 31 , a fixed pulley block 32 arranged on the leg assembly, a steel wire rope 33 controlled by the winch and wound on the fixed pulley block 32 , and a joint connected to one end of the steel wire rope 33 are arranged on one leg 3 of the leg assembly.

[0031] Second fixing holes for fixing bolts are provided at the relative positions of the third flange 8 and the lower flange 12, and at the relative positions of the third flange 8 and the column 2. With the above structure, the lower flange 12, the column 2, and the third flange 8 can be detachably connected by bolts, so that quick disassembly and assembly can be achieved.

[0032] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A quick-install mobile gantry, characterized in that: include: A main beam (1), comprising an upper flange (11), a lower flange (12), and a web (13) connected between the upper flange and the lower flange; Two leg assemblies, the leg assemblies comprising a column (2), two legs (3), a ground beam (4), at least two rollers (5) arranged on the ground beam (4), a first flange (6) for detachably connecting the two legs (3) and the column (2), and two second flanges (7) for detachably connecting the two legs (3) and the ground beam (4); A third flange (8), the third flange (8) being an L-shaped flange, used for detachably connecting the lower flange (12) and the column (2).

2. The quick-install mobile gantry according to claim 1, characterized in that: Screw legs (41) for position locking are provided at both ends of the ground beam (4).

3. The quick-install mobile gantry according to claim 2, characterized in that: A pad (411) is provided at the bottom of the screw rod leg (41).

4. The quick-install mobile gantry according to claim 1, characterized in that: The column (2) is provided with a plurality of first fixing holes (21) at different heights for connecting to the first flange (6).

5. The quick-install mobile gantry according to claim 1, characterized in that: A hoist (31) is arranged on one leg (3) of the leg assembly, a fixed pulley block (32) arranged on the leg assembly, a steel wire rope (33) controlled by the hoist and wound on the fixed pulley block (32), and a joint connected to one end of the steel wire rope (33).

6. The quick-install mobile gantry according to claim 1, characterized in that: Second fixing holes for fixing bolts are provided at the relative positions of the third flange (8) and the lower flange (12), and at the relative positions of the third flange (8) and the column (2).

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