Quick connecting device of electric single-beam crane

Abstract

The utility model discloses a quick connecting device of an electric single-beam crane, which comprises end beams, sliding mechanisms are mounted on the end beams in a sliding manner, mounting plates are fixedly connected to the upper ends of the sliding mechanisms, connecting plates are mounted at the upper ends of the mounting plates in a sliding manner, and positioning connecting structures are mounted at the front ends and the rear ends of the mounting plates and the connecting plates. A main beam is mounted between the two connecting plates, and supporting structures are mounted at the front end and the rear end between the main beam and the mounting plate through bolts. When the main beam and the end beam are connected through the positioning plate, the sliding mechanism and the connecting plate are connected in a sliding mode, then the time for aligning the sliding mechanism and the connecting plate in the follow-up process is shortened, positioning is convenient, after the sliding mechanism and the connecting plate slide in, the arranged spring extrudes the extrusion plate, and the extrusion plate is not prone to deformation. Pressure in the vertical direction is generated, and then the fixing effect of the connecting structure can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to single beam crane technical field, concretely is a kind of quick connecting device of electric single beam crane. BACKGROUND

[0002] Electric single beam crane is a kind of light and small hoisting equipment, runs on I-beam track, heavy object is hung on it, it is relatively simple, application is more, plays an important role in industrial production, is one of hoisting equipment widely used in most enterprises, the main beam and end beam of traditional are fixed by welding, inconvenient to disassemble and assemble, some of existing adopt bolt to connect, it is difficult to align during connection process.

[0003] The prior art discloses a kind of electric single beam crane main beam and end beam connecting structure capable of improving stability, including end beam, main beam, connecting plate, bolt pair, positioning pin, the main beam is set above the end beam;Connecting plate is arranged between the end beam and main beam;The connecting plate is fixed with the main beam;The middle part of the upper end surface of the end beam is provided with connecting hole and positioning hole;Bolt pair and positioning pin are arranged between the connecting hole and positioning hole of the end beam and connecting plate.The main beam of the utility model is overlapped on the end beam, and the stability and reliability of the connection between the main beam and the end beam are enhanced.

[0004] The above technical scheme is connected between the main beam and the end beam by positioning pin and bolt pair, but the main beam and the end beam need to be repeatedly aligned to fasten the bolt pair during connection process, which is troublesome to operate. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of quick connecting device of electric single beam crane to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of quick connecting device of electric single beam crane, including end beam, the end beam is slidably installed with sliding mechanism, the sliding mechanism upper end is fixedly connected with mounting plate, the mounting plate upper end is slidably installed with connecting plate, the mounting plate and connecting plate front and rear two ends are all installed with positioning connection structure, two the connecting plate between main beam is installed, and the front and rear ends between the main beam and mounting plate are bolted with support structure.

[0007] The positioning connection structure includes mounting frame one, the mounting frame one is all welded in the left and right ends of the front and rear outer surfaces of connecting plate, the left and right ends of the front and rear outer surfaces of mounting plate are all welded with mounting frame two, and the mounting frame one and mounting frame two are aligned and arranged, the mounting frame one is all slidably connected with positioning block one, and the mounting frame two is all slidably connected with positioning block two.

[0008] In the technical scheme, the positioning block one, the positioning block two and the fixed plate are connected and fixed through the bolts on the connecting plate and the mounting plate, and further fixed, and convenient to disassemble and assemble.

[0009] As a further preferred embodiment of the technical scheme, a positioning groove is formed in the middle of the connecting plate, and springs are arranged on the top side of the positioning groove.

[0010] In the technical scheme, the spring is arranged to press the extrusion plate to generate pressure in the vertical direction, thereby improving the fixing effect of the connecting structure.

[0011] As a further preferred embodiment of the technical scheme, a positioning plate is fixedly connected to the top middle side of the mounting plate, and the outer wall of the positioning plate is in sliding connection with the inner wall of the positioning groove.

[0012] In the technical scheme, the sliding mechanism is connected to the connecting plate in a sliding manner, thereby reducing the alignment time between the sliding mechanism and the connecting plate and facilitating positioning.

[0013] As a further preferred embodiment of the technical scheme, the extrusion plate is pressed in the groove of the positioning plate, and the left and right outer walls of the extrusion plate are in sliding connection with the left and right inner walls of the positioning plate.

[0014] As a further preferred embodiment of the technical scheme, the fixed plate is fixedly connected between the positioning block one and the positioning block two, and the upper and lower sides of the fixed plate are connected to the screw holes on the connecting plate and the mounting plate through bolts.

[0015] As a further preferred embodiment of the technical scheme, the support structure includes a reinforcing plate one, the reinforcing plate one is connected to the screw hole on one side of the sliding mechanism through a bolt, a support steel plate is welded to the outer surface of the reinforcing plate one, a reinforcing plate two is welded above the support steel plate, and the reinforcing plate two is connected to the screw hole below the main beam through a bolt.

[0016] In the technical scheme, the support structure can further reinforce and support the main beam.

[0017] As a further preferred embodiment of the technical scheme, the bolts on the reinforcing plate one and the reinforcing plate two are four and symmetrically distributed on both sides of the reinforcing plate one and the reinforcing plate two.

[0018] The utility model provides a quick connecting device of electric single beam crane has the following beneficial effects:

[0019] (1) The positioning plate can be connected between the main beam and the end beam in a sliding manner, thereby reducing the alignment time between the sliding mechanism and the connecting plate, facilitating positioning, and the spring can extrude the extrusion plate after sliding, generating pressure in the vertical direction, thereby improving the fixing effect of the connecting structure.

[0020] (2) The positioning connection structure is installed, mounting frame one is arranged before and after the connecting plate, mounting frame two is arranged before and after the mounting plate, the positioning block one, the positioning block two and the fixed plate are used for reinforcing connection, and the connecting plate and the mounting plate are fixed through bolts for further fixing, and the mounting frame one and the mounting frame two are convenient to disassemble. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structural schematic view of the electric single-beam crane of the utility model;

[0022] Figure 2 It is a structural schematic view of the positioning connection structure of the utility model;

[0023] Figure 3 It is a structural schematic view of the mounting frame two of the utility model;

[0024] Figure 4 It is an enlarged view of the A figure of the utility model;

[0025] Figure 5 It is a split structural schematic view of the supporting structure of the utility model;

[0026] In the figure: 1, end beam; 2, sliding mechanism; 3, connecting plate; 4, positioning connection structure; 5, main beam; 6, supporting structure; 21, mounting plate; 22, positioning plate; 31, positioning groove; 32, spring; 33, extrusion plate; 41, mounting frame one; 42, positioning block one; 43, positioning block two; 44, fixed plate; 45, mounting frame two; 61, reinforcing plate one; 62, reinforcing plate two; 63, supporting steel plate. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model.

[0028] The utility model provides technical scheme: in this embodiment, a kind of quick connecting device of electric single-beam crane, including end beam 1, sliding installation is carried out on end beam 1, and sliding mechanism 2 is slidably installed on the upper end of sliding mechanism 2, and the upper end of mounting plate 21 is fixedly connected with sliding mechanism 2, and connecting plate 3 is slidably installed on the upper end of mounting plate 21, and the front and rear ends of mounting plate 21 and connecting plate 3 are both installed with positioning connection structure 4, and main beam 5 is installed between two connecting plates 3, and the front and rear ends between main beam 5 and mounting plate 21 are bolted with supporting structure 6.

[0029] The positioning plate 22 is fixedly connected to the top of the mounting plate 21, and the outer wall of the positioning plate 22 is slidably connected to the inner wall of the positioning groove 31. The positioning groove 31 is arranged in the middle of the connecting plate 3. The springs 32 are arranged on the top of the positioning groove 31. The extrusion plates 33 are embedded at the bottom of the springs 32. The extrusion plates 33 are pressed into the recess of the positioning plate 22, and the left and right outer walls of the extrusion plates 33 are slidably connected to the left and right inner walls of the positioning plate 22. The positioning plate 22 can be used to connect the sliding mechanism 2 and the connecting plate 3 in a sliding manner when the main beam 5 and the end beam 1 are connected, thereby reducing the alignment time between the sliding mechanism 2 and the connecting plate 3, facilitating positioning, and the spring 32 extrudes the extrusion plate 33 after sliding, generating pressure in the vertical direction, thereby improving the fixing effect of the connecting structure.

[0030] The positioning connection structure 4 includes the mounting frame one 41, which is welded to the left and right ends of the front and rear outer surfaces of the connecting plate 3. The mounting plate 21 is welded to the left and right ends of the front and rear outer surfaces. The mounting frame two 45 is arranged in alignment with the mounting frame one 41. The mounting frame one 41 is slidably connected to the positioning block one 42. The mounting frame two 45 is slidably connected to the positioning block two 43. The positioning block one 42 and the positioning block two 43 are fixedly connected to the fixing plate 44. The upper and lower sides of the fixing plate 44 are connected to the screw holes on the connecting plate 3 and the mounting plate 21 by bolts. The mounting frame one 41 is arranged in front of and behind the connecting plate 3. The mounting frame two 45 is arranged in front of and behind the mounting plate 21. The positioning block one 42, the positioning block two 43, and the fixing plate 44 are used for reinforcement connection and are fixed on the connecting plate 3 and the mounting plate 21 by bolts for further fixation, and are convenient to disassemble and assemble.

[0031] The support structure 6 includes the reinforcing plate one 61, which is connected to the screw hole on one side of the sliding mechanism 2 by a bolt. The support steel plate 63 is welded to the outer surface of the reinforcing plate one 61. The reinforcing plate two 62 is welded above the support steel plate 63. The reinforcing plate two 62 is connected to the screw hole below the main beam 5 by a bolt. There are four bolts on the reinforcing plate one 61 and the reinforcing plate two 62, which are symmetrically distributed on both sides of the reinforcing plate one 61 and the reinforcing plate two 62. The support structure 6 can further reinforce and support the main beam 5.

[0032] The utility model provides a kind of quick connecting device of electric single-beam crane, specific working principle is as follows: when needing to connect between main beam 5 and end beam 1, positioning plate 22 is slid into positioning groove 31 using sliding mode, simultaneously make spring 32 extrude extrusion plate 33, and press on positioning plate 22 to improve the pre-tightening force of connection;After positioning, positioning block one 42 and positioning block two 43 are respectively inserted into mounting frame one 41 and mounting frame two 45, and fixed plate 44 is fixed on connecting plate 3 and mounting plate 21 by bolt, the connection between main beam 5 and end beam 1 can be completed.

[0033] Although the embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A quick coupling device for an electric single-beam crane comprising an end beam (1), characterized in that: The end beam (1) is slidably installed with a sliding mechanism (2), the upper end of the sliding mechanism (2) is fixedly connected with a mounting plate (21), the upper end of the mounting plate (21) is slidably installed with a connecting plate (3), the mounting plate (21) and the connecting plate (3) are both installed with a positioning connection structure (4) at the front and rear ends, a main beam (5) is installed between the two connecting plates (3), and the front and rear ends between the main beam (5) and the mounting plate (21) are both bolted with a supporting structure (6). The positioning connection structure (4) comprises an installation frame one (41), the installation frame one (41) is welded at the left and right ends of the front and rear outer surfaces of the connecting plate (3), the left and right ends of the front and rear outer surfaces of the mounting plate (21) are both welded with an installation frame two (45), and the installation frame one (41) and the installation frame two (45) are arranged in alignment, the installation frame one (41) is slidably connected with a positioning block one (42), and the installation frame two (45) is slidably connected with a positioning block two (43).

2. A quick-connect device for an electric single-beam crane according to claim 1, characterized in that: The connecting plate (3) is provided with a positioning groove (31) in the middle, and the top side of the positioning groove (31) is arranged with springs (32) in alignment.

3. A quick connect device for an electric single beam crane as claimed in claim 1, characterized in that: The mounting plate (21) is fixedly connected with a positioning plate (22) at the top middle side, and the outer wall of the positioning plate (22) is slidably connected with the inner wall of the positioning groove (31).

4. A quick-connect device for an electric single-beam crane according to claim 2, characterized in that: The extrusion plate (33) is pressed in the groove of the positioning plate (22), and the left and right outer walls of the extrusion plate (33) are slidably connected with the left and right inner walls of the positioning plate (22).

5. A quick connect device for an electric single beam crane as claimed in claim 1, characterized in that: The positioning block one (42) and the positioning block two (43) are both fixedly connected with a fixed plate (44), and the upper and lower sides of the fixed plate (44) are connected with the screw holes on the connecting plate (3) and the mounting plate (21) through bolts.

6. A quick connect device for an electric single beam crane as claimed in claim 1, characterized in that: The supporting structure (6) comprises a reinforcing plate one (61), the reinforcing plate one (61) is connected with the screw hole on one side of the sliding mechanism (2) through a bolt, the outer surface of the reinforcing plate one (61) is welded with a supporting steel plate (63), the supporting steel plate (63) is welded with a reinforcing plate two (62) above, and the reinforcing plate two (62) is connected with the screw hole below the main beam (5) through a bolt.

7. A quick-connect device for an electric single-beam crane according to claim 6, characterized in that: The bolts on the reinforcing plate one (61) and the reinforcing plate two (62) are four, and are symmetrically distributed on the two sides of the reinforcing plate one (61) and the reinforcing plate two (62).

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