Steel rail hoisting electromagnetic chuck

Abstract

The utility model discloses a steel rail hoisting electromagnetic chuck which comprises an electromagnetic chuck body, a plurality of lifting lugs are fixedly connected to the side wall of the upper side of the electromagnetic chuck body, and a protection mechanism is fixedly connected to the outside of the electromagnetic chuck body. The protection mechanism comprises a protection sleeve movably arranged outside the electromagnetic chuck body in a sleeving mode, and the upper end of the protection sleeve is fixedly connected with a ring plate. The protective sleeve can protect the bottom of the electromagnetic chuck body placed on the ground, so that the corrosion force of the bottom of the electromagnetic chuck body caused by the external environment can be reduced, the drying mechanism can dry the bottom of the electromagnetic chuck body, the dryness of the bottom of the electromagnetic chuck body is improved, and the service life of the electromagnetic chuck body is prolonged. The corrosion speed of the electromagnetic chuck is reduced, the structural strength of the contact position of the electromagnetic chuck and the steel rail is effectively guaranteed, and the hoisting safety of the steel rail hoisting electromagnetic chuck is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electromagnetic cranes, in particular to an electromagnetic sucker for lifting and hoisting a rail. Background Art

[0002] Electromagnetic crane is a lifting equipment that uses electromagnetic suction cups for lifting. The strong magnetism of the electromagnetic suction cups is used to adsorb on the rails, and then the electromagnetic suction cups are lifted to drive the rails to rise, thereby enabling the lifting of the rails. There is no need for bundling, and lifting is very convenient.

[0003] The existing electromagnetic chuck for lifting rails is directly exposed to the outside when idle, which makes the bottom of the electromagnetic chuck easily affected by moisture and the external environment, thereby causing the bottom of the electromagnetic chuck to be corroded, resulting in reduced lifting safety of the electromagnetic chuck. Utility Model Content

[0004] The utility model aims to provide an electromagnetic chuck for lifting and hoisting a rail, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The utility model provides an electromagnetic chuck for lifting and transporting a rail, comprising an electromagnetic chuck body, a plurality of lifting ears are fixedly connected to the side wall on the upper side of the electromagnetic chuck body, and a protective mechanism is fixedly connected to the outside of the electromagnetic chuck body;

[0007] The protective mechanism includes a protective sleeve movably mounted outside the electromagnetic suction cup body, the upper end of the protective sleeve is fixedly connected to a ring plate, and the side wall on the upper side of the ring plate is evenly fixedly connected to a plurality of guide rods, the upper side of the electromagnetic suction cup body is provided with a plurality of through holes corresponding to the guide rods, and the guide rods penetrate the electromagnetic suction cup body through the through holes, the upper side of the electromagnetic suction cup body is fixedly connected to a U-shaped frame, and the U-shaped frame is fixedly connected to an electric push rod, the output end of the electric push rod is fixedly connected to a connecting plate, the lower side of the connecting plate is fixedly connected to the upper end of the guide rod, and the outer wall of the protective sleeve is fixedly connected to a drying mechanism.

[0008] Furthermore, the drying mechanism comprises an electric dryer fixedly connected to the outer wall of the protective sleeve, an air supply pump is fixedly connected to the electric dryer, and a plurality of air inlet holes are provided on the vertical side wall of the protective sleeve.

[0009] Furthermore, a sealing gasket is fixedly connected to the lower side of the protective sleeve, and the specific material of the sealing gasket is rubber.

[0010] Furthermore, a rod wall of the guide rod is provided with a thread, and a limiting nut is sleeved on the thread of the rod wall near the upper end of the guide rod.

[0011] Furthermore, two triangular ribs are symmetrically fixedly connected to the U-shaped frame, and the triangular ribs are located at the bending part of the U-shaped frame.

[0012] Furthermore, the outer surfaces of the plurality of lifting ears are all chamfered.

[0013] Furthermore, a fixing hole is provided on the upper side of the U-shaped frame, and the output end of the electric push rod passes through the U-shaped frame through the fixing hole.

[0014] Furthermore, a plurality of heat dissipation grooves are provided on the surface of the electric push rod.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model is provided with an electromagnetic suction cup body, a lifting ear, a protective sleeve, a ring plate, a guide rod, a U-shaped frame, an electric push rod, a connecting plate, an electric dryer, an air supply pump and an air inlet hole. After the electromagnetic suction cup body is used, the electric push rod is controlled to operate, the output end of the electric push rod drives the connecting plate to move downward, the connecting plate drives the guide rod to move downward, the guide rod drives the ring plate to move downward, and the ring plate drives the protective sleeve to move downward, so that the bottom of the protective sleeve can be located below the bottom of the electromagnetic suction cup body. The provided protective sleeve can protect the bottom of the electromagnetic suction cup body placed on the ground, so as to reduce the strength of the bottom of the electromagnetic suction cup body being corroded by the external environment, and the provided electric dryer cooperates with the air supply pump to blow hot air to the bottom of the electromagnetic suction cup body, so as to dry the bottom of the electromagnetic suction cup body, improve the dryness of the bottom of the electromagnetic suction cup body, reduce the corrosion rate of the electromagnetic suction cup, effectively ensure the structural strength of the contact between the electromagnetic suction cup and the rail, and improve the safety of the electromagnetic suction cup lifting and hoisting of the rail. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a structural schematic diagram of another direction of the utility model;

[0019] Figure 3 It is a partial structural schematic diagram of the utility model;

[0020] Figure 4 for Figure 1 Schematic diagram of the structure of the protection mechanism.

[0021] In the figure: 1. electromagnetic suction cup body; 2. lifting ear; 3. protective sleeve; 4. ring plate; 5. guide rod; 6. U-shaped frame; 7. electric push rod; 8. connecting plate; 9. electric dryer; 10. air supply pump; 11. air inlet hole; 12. sealing gasket; 13. limit nut; 14. triangular rib plate; 15. heat dissipation groove. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides an electromagnetic chuck for lifting and transporting a rail, comprising an electromagnetic chuck body 1, a plurality of lifting ears 2 are fixedly connected to the side wall on the upper side of the electromagnetic chuck body 1, and a protective mechanism is fixedly connected to the outside of the electromagnetic chuck body 1;

[0024] The protective mechanism includes a protective sleeve 3 movably mounted on the outside of the electromagnetic suction cup body 1, the upper end of the protective sleeve 3 is fixedly connected with a ring plate 4, and the side wall on the upper side of the ring plate 4 is evenly fixedly connected with a plurality of guide rods 5, the upper side of the electromagnetic suction cup body 1 is provided with a plurality of through holes corresponding to the guide rods 5, and the guide rods 5 penetrate the electromagnetic suction cup body 1 through the through holes, the upper side of the electromagnetic suction cup body 1 is fixedly connected with a U-shaped frame 6, the U-shaped frame 6 is fixedly connected with an electric push rod 7, the output end of the electric push rod 7 is fixedly connected with a connecting plate 8, the lower side of the connecting plate 8 is fixedly connected to the upper end of the guide rod 5, and the outer wall of the protective sleeve 3 is fixedly connected with a drying mechanism.

[0025] In the above embodiment, after the electromagnetic suction cup body 1 is used, the electric push rod 7 is controlled to operate, and the output end of the electric push rod 7 drives the connecting plate 8 to move downward, the connecting plate 8 drives the guide rod 5 to move downward, the guide rod 5 drives the ring plate 4 to move downward, and the ring plate 4 drives the protective sleeve 3 to move downward, so that the bottom of the protective sleeve 3 can be located below the bottom of the electromagnetic suction cup body 1. The provided protective sleeve 3 can protect the bottom of the electromagnetic suction cup body 1 placed on the ground, thereby reducing the corrosion of the bottom of the electromagnetic suction cup body 1 by the external environment, and the provided electric dryer 9 cooperates with the air supply pump 10 to blow hot air to the bottom of the electromagnetic suction cup body 1, thereby drying the bottom of the electromagnetic suction cup body 1, improving the dryness of the bottom of the electromagnetic suction cup body 1, reducing the corrosion rate of the electromagnetic suction cup, effectively ensuring the structural strength of the contact between the electromagnetic suction cup and the rail, and improving the safety of the electromagnetic suction cup lifting during rail lifting.

[0026] The drying mechanism comprises an electric dryer 9 fixedly connected to the outer wall of the protective sleeve 3 , an air supply pump 10 is fixedly connected to the electric dryer 9 , and a plurality of air inlet holes 11 are formed on the vertical side wall of the protective sleeve 3 .

[0027] A sealing gasket 12 is fixedly connected to the lower side of the protective sleeve 3 . The specific material of the sealing gasket 12 is rubber. The provision of the sealing gasket 12 can improve the protective effect of the protective sleeve 3 .

[0028] The rod wall of the guide rod 5 is provided with a thread, and the rod wall thread of the guide rod 5 near the upper end is sleeved with a limiting nut 13. The provided limiting nut 13 can limit the guide rod 5, prevent the guide rod 5 from being disengaged, and improve the reliability of the protection mechanism.

[0029] Two triangular ribs 14 are symmetrically fixedly connected to the U-shaped frame 6 . The triangular ribs 14 are located at the bending part of the U-shaped frame 6 . The provision of the triangular ribs 14 can improve the structural strength of the U-shaped frame 6 and the stability of the protective mechanism.

[0030] The outer surfaces of the plurality of lifting ears 2 are all chamfered, which can reduce the wear rate of the lifting ears 2 during use and increase the service life of the lifting ears 2.

[0031] A fixing hole is provided on the upper side of the U-shaped frame 6 , and the output end of the electric push rod 7 passes through the U-shaped frame 6 through the fixing hole.

[0032] A plurality of heat dissipation grooves 15 are provided on the surface of the electric push rod 7 . The plurality of heat dissipation grooves 15 can improve the heat dissipation efficiency of the electric push rod 7 and improve the operation stability of the electric push rod 7 .

[0033] Working principle: After the electromagnetic suction cup body 1 is used, the electric push rod 7 is controlled to operate, and the output end of the electric push rod 7 drives the connecting plate 8 to move downward, the connecting plate 8 drives the guide rod 5 to move downward, the guide rod 5 drives the ring plate 4 to move downward, and the ring plate 4 drives the protective sleeve 3 to move downward, so that the bottom of the protective sleeve 3 can be located below the bottom of the electromagnetic suction cup body 1. The provided protective sleeve 3 can protect the bottom of the electromagnetic suction cup body 1 placed on the ground, thereby reducing the corrosion of the bottom of the electromagnetic suction cup body 1 by the external environment, and the provided electric dryer 9 cooperates with the air supply pump 10 to blow hot air to the bottom of the electromagnetic suction cup body 1, thereby drying the bottom of the electromagnetic suction cup body 1, improving the dryness of the bottom of the electromagnetic suction cup body 1, reducing the corrosion rate of the electromagnetic suction cup, effectively ensuring the structural strength of the contact between the electromagnetic suction cup and the rail, and improving the safety of the electromagnetic suction cup lifting during rail lifting.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0035] Although 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 the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electromagnetic chuck for lifting and hoisting a rail, comprising an electromagnetic chuck body (1), characterized in that: A plurality of lifting ears (2) are fixedly connected to the side wall on the upper side of the electromagnetic chuck body (1), and a protective mechanism is fixedly connected to the outside of the electromagnetic chuck body (1); The protective mechanism comprises a protective sleeve (3) movably sleeved outside the electromagnetic suction cup body (1); the upper end of the protective sleeve (3) is fixedly connected to a ring plate (4); the side wall on the upper side of the ring plate (4) is evenly fixedly connected to a plurality of guide rods (5); the upper side of the electromagnetic suction cup body (1) is provided with a plurality of through holes corresponding to the guide rods (5); the guide rods (5) penetrate the electromagnetic suction cup body (1) through the through holes; the upper side of the electromagnetic suction cup body (1) is fixedly connected to a U-shaped frame (6); the U-shaped frame (6) is fixedly connected to an electric push rod (7); the output end of the electric push rod (7) is fixedly connected to a connecting plate (8); the lower side of the connecting plate (8) is fixedly connected to the upper end of the guide rod (5); the outer wall of the protective sleeve (3) is fixedly connected to a drying mechanism.

2. The electromagnetic chuck for lifting rails according to claim 1, characterized in that: The drying mechanism comprises an electric dryer (9) fixedly connected to the outer wall of the protective sleeve (3), an air supply pump (10) fixedly connected to the electric dryer (9), and a plurality of air inlet holes (11) are provided on the vertical side wall of the protective sleeve (3).

3. The electromagnetic chuck for lifting rails according to claim 2, characterized in that: A sealing gasket (12) is fixedly connected to the lower side of the protective sleeve (3), and the specific material of the sealing gasket (12) is rubber.

4. The electromagnetic chuck for lifting rails according to claim 3, characterized in that: The rod wall of the guide rod (5) is provided with a thread, and a limiting nut (13) is sleeved on the thread of the rod wall near the upper end of the guide rod (5).

5. The electromagnetic chuck for lifting rails according to claim 4, characterized in that: Two triangular ribs (14) are symmetrically fixedly connected to the U-shaped frame (6), and the triangular ribs (14) are located at the bending part of the U-shaped frame (6).

6. The electromagnetic chuck for lifting rails according to claim 5, characterized in that: The outer surfaces of the plurality of lifting ears (2) are all rounded.

7. The electromagnetic chuck for lifting rails according to claim 6, characterized in that: A fixing hole is provided on the upper side of the U-shaped frame (6), and the output end of the electric push rod (7) passes through the U-shaped frame (6) through the fixing hole.

8. The electromagnetic chuck for lifting rails according to claim 7, characterized in that: A plurality of heat dissipation grooves (15) are provided on the surface of the electric push rod (7).

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