Single-girder gantry crane device

Abstract

The utility model discloses a single-girder gantry crane device which comprises a portal frame, the portal frame comprises two side frames, a track connected to the top ends of the two side frames and a balancing frame fixed to the bottoms of the side frames, a roller assembly is arranged on the balancing frame, and a sliding groove is formed in the track; a socket; a slide block; the hanging assembly comprises a hanging piece, a bearing and a pulley assembly, the hanging piece is provided with at least two fixing holes and a hanging hole, the axes of the fixing holes are parallel, the fixing holes are formed in the same plane, the pulley assembly is arranged in the sliding groove and installed in the fixing holes through the bearing, and a hanging rod is fixedly installed in the hanging hole; and the electric hoist is electrically connected with the socket through a cable and is hoisted on the hoisting rod through a hoisting rope. According to the scheme, hoisting of the electric hoist is achieved through the hoisting assembly, the hoisting assembly is matched with the track through the pulley to achieve movement, the pulley is in linear contact with the track, the friction resistance during pulling is greatly reduced, the push-pull force is greatly reduced, and the manual operation intensity is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of gantry crane devices, in particular to a single-main-beam gantry crane device. Background Art

[0002] In order to facilitate the flexibility of lifting, the existing movable gantry crane device is used to realize cargo lifting. The existing movable gantry crane device includes a gantry main body and an electric hoist arranged on the gantry. The connection method of the electric hoist and the track on the gantry adopts the structure in the application number CN202420756091.0, which is "an anti-falling gantry crane". Among them, the electric hoist adopts a claw structure to clamp on the guide rail.

[0003] The above structure has the following problems:

[0004] The claw structure is in direct contact with the guide rail, with a large contact surface and large friction resistance, which makes it inconvenient to push manually, especially when lifting heavy goods. Utility Model Content

[0005] The utility model aims to overcome the shortcomings of the prior art and provide a single-main-beam gantry crane device.

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

[0007] The utility model provides a single main beam gantry crane device, comprising:

[0008] A gantry, the gantry comprising two side frames, tracks connected to the tops of the two side frames and a balancing frame fixed to the bottom of the side frames, the balancing frame being provided with a roller assembly, and the track being provided with a slide groove;

[0009] A socket, wherein the socket is fixed on a side frame;

[0010] A slider, the slider is installed in the slide slot and is used to hoist the cable;

[0011] A hanging assembly, the hanging assembly comprising a hanging part, a bearing and a pulley assembly, the hanging part is provided with at least two fixing holes and a hanging hole whose axes are parallel and arranged on the same plane, the pulley assembly is placed in the slide groove and is installed in the fixing hole through the bearing, and a hanging rod is installed and fixed in the hanging hole;

[0012] An electric hoist is electrically connected to the socket through a cable and is hoisted on the suspension rod through a suspension rope.

[0013] The utility model has the following advantages:

[0014] This solution uses a lifting component to realize the lifting of the electric hoist. The lifting component is moved by the cooperation of the pulley and the track. The pulley and the track are in line contact, which greatly reduces the friction resistance during pulling, greatly reduces the push and pull force, and reduces the intensity of manual work. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] 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.

[0016] Figure 1 This is a front view of the single main beam gantry crane device of the utility model;

[0017] Figure 2 It is a side view of the single main beam gantry crane device of the utility model;

[0018] Figure 3 It is a front view of the hanging assembly of the utility model;

[0019] Figure 4 It is a side view of the hanging assembly of the utility model. DETAILED DESCRIPTION

[0020] 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.

[0021] 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.

[0022] 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.

[0023] 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.

[0024] 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.

[0025] 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.

[0026] Reference Figures 1 to 4 The utility model discloses a single-main-beam gantry crane device, which comprises a gantry, a socket 2, a slide block 4, a hanging assembly and an electric hoist 3.

[0027] The gantry frame includes two side frames 11, a track 12 connected to the top of the two side frames 11 and a balance frame 13 fixed to the bottom of the side frame 11, the balance frame 13 is provided with a roller assembly 14, and the track 12 is provided with a slide groove. The socket 2 is fixed on one side frame 11; the slider 4 is installed in the slide groove for hanging the cable 31; the hanging assembly includes a hanging part, a bearing 52 and a pulley assembly, the hanging part is provided with at least two fixing holes with parallel axes and placed on the same plane and a hanging hole, the pulley assembly is placed in the slide groove and installed in the fixing hole through the bearing, and a hanging rod 514 is installed and fixed in the hanging hole. The electric hoist 3 is electrically connected to the socket 2 through the cable 31 and is hung on the hanging rod through the hanging rope 32.

[0028] The slider 4 can be implemented by using an existing structure, and only needs to match the slide groove. When the track 12 is long, there are at least two sliders 4.

[0029] In order to improve performance, socket 2 is a three-phase five-wire aviation socket.

[0030] End caps 121 are provided at both ends of the track 12, and electric tail clips 122 are provided on the end caps 121. The electric tail clips 122 are provided on the end caps to facilitate the fixing of the cables and improve safety.

[0031] There are many ways to implement the hanging parts. For example, two fixing holes and one hanging hole can be set. Figure 1 As shown; in some occasions where there are higher requirements on the lifting weight, 3 fixing holes or 4 fixing holes can be set.

[0032] When setting 3 fixing holes, in order to simplify the structure of the hanging parts and facilitate installation and fixing, the hanging parts can be used Figure 3 , 4 The structure shown. The hanging member includes a first hanging plate 51 and a second hanging plate 53 detachably connected to the first hanging plate. The first hanging plate 51 includes a first hanging portion 511 having a hanging hole, a second hanging portion 512 disposed on both sides of the first hanging portion 511 and one end of which is not in the same plane as the first hanging portion 511, and a third hanging portion 513, wherein the second hanging portion 512 is provided with a third fixing hole; the middle portion of the second hanging plate 53 can be rotatably fixed on the third hanging portion 513, and the two ends are respectively provided with a first fixing hole 531 and a second fixing hole 532.

[0033] The hanging parts adopt a non-integral structure, but a detachable structure. When a single part is damaged, it can be directly disassembled and replaced without replacing the entire hanging part, thus saving maintenance costs.

[0034] In order to improve the lifting stability of the electric hoist, the first fixing hole 531 is placed between the second fixing hole 532 and the third fixing hole; the distance between the axis of the first fixing hole 531 and the axis of the third fixing hole is equal to the distance between the axis of the first fixing hole 531 and the axis of the second fixing hole 532.

[0035] On the basis of this structure, in order to facilitate the disassembly and assembly of the suspension rod 514, the suspension rod 514 is a bolt.

[0036] In order to improve the hoisting stability of the electric hoist, the axis of the suspension rod 514 and the axis of the first fixing hole 531 are placed on the same vertical plane.

[0037] 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 single main beam gantry crane device, characterized in that: include: A gantry, the gantry comprising two side frames (11), a track (12) connected to the top of the two side frames (11), and a balancing frame (13) fixed to the bottom of the side frames (11), the balancing frame (13) being provided with a roller assembly (14), and the track (12) being provided with a slide groove; A socket (2), wherein the socket (2) is fixed on a side frame (11); A slider (4), the slider (4) being installed in the slide groove and used for hanging the cable (31); A hanging assembly, the hanging assembly comprising a hanging part, a bearing (52) and a pulley assembly, the hanging part being provided with at least two fixing holes with parallel axes and arranged on the same plane and a hanging hole, the pulley assembly being arranged in the slide groove and installed in the fixing hole via the bearing, and a hanging rod (514) being installed and fixed in the hanging hole; An electric hoist (3), the electric hoist (3) being electrically connected to the socket (2) via a cable (31) and being suspended on the suspension rod via a suspension rope.

2. A single-girder gantry crane device according to claim 1, characterized in that: The socket (2) is a three-phase five-wire aviation socket.

3. The single-girder gantry crane device according to claim 1, characterized in that: End covers (121) are provided at both ends of the track (12), and an electric tail clip (122) is provided on the end cover (121).

4. The single-girder gantry crane device according to claim 1, characterized in that: There are at least two sliders (4).

5. The single-girder gantry crane device according to claim 1, characterized in that: The hanging component comprises: a first hanging plate (51), the first hanging plate (51) comprising a first hanging portion (511) having a hanging hole, a second hanging portion (512) and a third hanging portion (513) arranged on both sides of the first hanging portion (511) and one end of which is not in the same plane as the first hanging portion (511), and the second hanging portion (512) is provided with a third fixing hole; and a second hanging plate (53), the middle part of the second hanging plate (53) being rotatably fixed on the third hanging portion (513) and the two ends of which are respectively provided with a first fixing hole (531) and a second fixing hole (532).

6. A single-girder gantry crane device according to claim 5, characterized in that: The first fixing hole (531) is disposed between the second fixing hole (532) and the third fixing hole; the distance between the axis of the first fixing hole (531) and the axis of the third fixing hole is equal to the distance between the axis of the first fixing hole (531) and the axis of the second fixing hole (532).

7. A single-girder gantry crane device according to claim 6, characterized in that: The suspension rod (514) is a bolt.

8. The single-girder gantry crane device according to claim 7, characterized in that: The axis of the suspension rod (514) and the axis of the first fixing hole (531) are placed on the same vertical plane.

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