CN211366739U

CN211366739U - Device for freely rotating electromagnetic hanging beam of crane

Info

Publication number: CN211366739U
Application number: CN201921845518.XU
Authority: CN
Inventors: 胡鹏飞; 刘聚安; 王风愈; 王红军; 王志义
Original assignee: Handan Iron and Steel Group Co Ltd; HBIS Co Ltd Handan Branch
Current assignee: Handan Iron and Steel Group Co Ltd; HBIS Group Hansteel Co; HBIS Co Ltd Handan Branch
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-08-28
Anticipated expiration: 2029-10-30

Abstract

The utility model relates to a hoist technical field especially relates to a device that roof beam freely gyrates is hung to hoist electromagnetism. The device comprises a fixed beam, a hanging beam, a reversing slip ring, a rotary motor, a first gear, a second gear and an electromagnetic chuck; adopt the rotating electrical machines to drive second gear and first gear engagement transmission, guarantee that equipment can carry out 360 degrees rotations, adopt carbon brush and sliding ring contact to guarantee can normally electrically conduct, also can be electrified when realizing the rotation, adopt the jump ring to make two carbon brushes contact with the slide all the time, guaranteed electrically conductive stability.

Description

Device for freely rotating electromagnetic hanging beam of crane

Technical Field

The utility model relates to a hoist technical field especially relates to a device that roof beam freely gyrates is hung to hoist electromagnetism.

Background

At present, an electromagnetic chuck cable of a rotary electromagnetic hanging beam of a bridge crane is connected to the hanging beam through a main span, and the hanging beam is divided into four fast connecting jacks. The cable is fixed on the fixed beam, and by passing fixed beam middle part to gyration string roof beam, the gyration is hung the roof beam and is divided into four and connects fast socket, for preventing the cable twist-off, is equipped with limit switch and mechanical stop device, and the crossbeam is rotatory 180 back, carries out the gyration operation.

A rotary motor is arranged on the fixed beam, and the rotation of the hanging beam is ensured through a gear; mechanical limit and electronic limit sensors are arranged on the fixed beam and the hanging beam to limit the rotation angle; after the limit switch is abnormal, the mechanical limit limits the rotation of the hanging beam, and the overload damage of the motor speed reducer is often caused; due to the long-time rotation, the electromagnetic chuck cable is damaged due to fatigue.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides a device that roof beam freely gyrates is hung to hoist electromagnetism, adopts the rotating electrical machines to drive second gear and first gear engagement transmission, guarantees that equipment can carry out 360 degrees rotations, adopts carbon brush and sliding ring contact to guarantee can normally electrically conduct, also can be electrified when realizing the rotation, adopts the jump ring to make two carbon brushes contact with the slide all the time, has guaranteed electrically conductive stability.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the device comprises a fixed beam, a hanging beam, a reversing slip ring, a rotary motor, a first gear, a second gear and an electromagnetic chuck; a circular groove is formed in the center of the fixed beam, a fixed shaft is arranged in the center of the hanging beam, a rotating disc is arranged at the top end of the fixed shaft, and the rotating disc is matched with the circular groove in a rotating mode; the first gear is fixedly connected to the fixed shaft, the rotary motor is mounted on the fixed beam, the rotary motor penetrates through the fixed beam and is connected with the second gear in a key mode, the first gear and the second gear are in meshed transmission, and the reversing slip ring is mounted between the fixed beam and the hanging beam.

Further optimizing the technical scheme, the reversing slip ring comprises a slip ring, a carbon brush, a shifting lever, a tension spring, a terminal and an upright post; a first through hole is formed in the center of the fixed beam, and a second through hole is formed in the center of the rotating disc; one end of the slip ring is fixedly arranged in the second through hole, and the other end of the slip ring penetrates through the first through hole; the upright post is arranged on the fixed beam, and the terminal penetrates through the upright post; one ends of the two deflector rods are connected with the terminal rotating shaft, and the other ends of the deflector rods are provided with carbon brushes; one end of the tension spring is mounted in the middle of the shifting rod, the other end of the tension spring is mounted on the terminal, four slide ways are arranged on the slip ring, and the carbon brushes are in sliding fit in the slide ways.

According to the technical scheme, the second through hole penetrates through the fixed shaft and the hanging beam, and four quick-connection jacks are arranged on the hanging beam; cables are respectively connected to the slip ring and the terminal, the cables on the slip ring penetrate through the second through hole and then are connected to the quick-connection socket, and the cables on the terminal are connected to the control room.

Further optimize this technical scheme, electromagnet installs on hanging the roof beam, connect the socket soon and connect on electromagnet.

Compared with the prior art, the utility model has the advantages of it is following: 1. the rotary motor drives the first gear and the second gear to be in meshing transmission, and the structure is favorable for ensuring that the hanging beam and the electromagnetic chuck can rotate for 360 degrees; 2. the structure is beneficial to ensuring that the electric conduction can be continued while the electric magnetic chuck rotates by the contact of the carbon brush and the slide way on the slip ring, and the electromagnetic chuck can continue to work; 3. the carbon brush is driven to be always in contact with the slideway through the tension spring, and the structure is favorable for ensuring the stability of electric conduction.

Drawings

Fig. 1 is a general structural schematic diagram of a device for freely rotating an electromagnetic hanging beam of a crane.

Fig. 2 is a schematic structural view of a rotating disk of a device for freely rotating an electromagnetic hanging beam of a crane.

Fig. 3 is a schematic diagram of the meshing of a first gear and a second gear of the device for freely rotating the electromagnetic suspension beam of the crane.

Fig. 4 is a schematic view of a reversing slip ring of a device for freely rotating an electromagnetic hanging beam of a crane.

In the figure: 1. fixing a beam; 2. hanging a beam; 3. a reversing slip ring; 4. a rotary motor; 5. a first gear; 6. a second gear; 7. an electromagnetic chuck; 8. a circular groove; 9. a fixed shaft; 10. rotating the disc; 11. a slip ring; 12. a carbon brush; 13. a deflector rod; 14. a tension spring; 15. a terminal; 16. a column; 17. a first through hole; 18. a second through hole; 19. a quick-connection socket; 20. a slideway.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-4, the device comprises a fixed beam 1, a hanging beam 2, a reversing slip ring 3, a rotary motor 4, a first gear 5, a second gear 6 and an electromagnetic chuck 7; a circular groove 8 is formed in the center of the fixed beam 1, a fixed shaft 9 is arranged in the center of the hanging beam 2, a rotating disc 10 is arranged at the top end of the fixed shaft 9, and the rotating disc 10 is matched with the circular groove 8 in a rotating mode; the first gear 5 is fixedly connected to a fixed shaft 9, the rotary motor 4 is mounted on the fixed beam 1, the rotary motor 4 penetrates through the fixed beam 1 and then is in key connection with the second gear 6, the first gear 5 and the second gear 6 are in meshing transmission, and the reversing slip ring 3 is mounted between the fixed beam 1 and the hanging beam 2; the reversing slip ring 3 comprises a slip ring 11, a carbon brush 12, a shift lever 13, a tension spring 14, a terminal 15 and a stand column 16; a first through hole 17 is formed in the center of the fixed beam 1, and a second through hole 18 is formed in the center of the rotating disc 10; one end of the slip ring 11 is fixedly arranged in the second through hole 18, and the other end of the slip ring 11 penetrates through the first through hole 17; the upright post 16 is arranged on the fixed beam 1, and the terminal 15 penetrates through the upright post 16; one ends of the two deflector rods 13 are connected with a terminal 15 through a rotating shaft, and the other ends of the deflector rods 13 are provided with carbon brushes 12; one end of the tension spring 14 is mounted in the middle of the shift lever 13, the other end of the tension spring 14 is mounted on the terminal 15, four slide ways 18 are arranged on the slip ring 11, and the carbon brush 12 is in sliding fit in the slide ways 18; the second through hole 18 penetrates through the fixed shaft 9 and the hanging beam 2, and four quick-connection jacks 19 are arranged on the hanging beam 2; cables are respectively connected to the slip ring 11 and the terminal 15, the cable on the slip ring 11 penetrates through the second through hole 18 and then is connected to the quick-connection jack 19, and the cable on the terminal 15 is connected to a control room; the electromagnetic chuck 7 is arranged on the hanging beam 2, and the quick-connection socket 19 is connected to the electromagnetic chuck 7.

When in use, according to the figures 1 to 4, firstly, the rotary motor 4 is started to drive the second gear 6 to rotate, the second gear 6 is meshed with the first gear 5 for transmission to drive the first gear 5 to rotate, the first gear 5 is arranged on the fixed shaft 9 to drive the fixed shaft 9 to rotate, the rotating disc 10 on the fixed shaft 9 rotates in the circular groove 8 of the fixed beam 1 to ensure more stable rotation, the fixed shaft 9 drives the hanging beam 2 to rotate, one end of the reversing slip ring 3 is arranged in the second through hole 18 on the hanging beam 2, the other end of the reversing slip ring 3 is arranged in the first through hole 17 on the fixed beam 1 and is fixed in the first through hole 17, 360-degree omnibearing rotation of the hanging beam 2 is realized, four tracks on the slip ring 11 are connected with the carbon brush 12 to realize rotatable power-on, one end of the deflector rod 13 rotates on the terminal 15, the other end is provided with the carbon brush 12, the carbon brush 12 rotates on the slideway 20, realize that electromagnet 7 can be switched on, extension spring 14 can stimulate driving lever 13, make carbon brush 12 slide on slide 20 all the time, use carbon brush 12 to form when wearing and tearing for a long time, extension spring 14 stimulates driving lever 13 can drive carbon brush 12 and contact with slide 20 all the time, terminal 15 is arranged on stand 16, stand 16 is installed on deciding roof beam 1, realize deciding and form 360 degrees rotations between roof beam 1 and the hanging beam 2, the cable is connected to on the switching-over sliding ring 3 through second through-hole 18, stretch out from second through-hole 18 and be connected to on the jack 19 that connects soon, electromagnet 7 is being connected to on the jack 19 that connects soon, the cable connection on the terminal 15 is to the control room, accomplish the circular telegram, guarantee convenient control of equipment, high durability and convenient use.

The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting the machinery setting, so the utility model discloses no longer explain control mode and circuit connection in detail.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a device that hoist electromagnetism string roof beam freely gyrates which characterized in that: comprises a fixed beam (1), a hanging beam (2), a reversing slip ring (3), a rotary motor (4), a first gear (5), a second gear (6) and an electromagnetic chuck (7); a circular groove (8) is formed in the center of the fixed beam (1), a fixed shaft (9) is arranged in the center of the hanging beam (2), a rotating disc (10) is arranged at the top end of the fixed shaft (9), and the rotating disc (10) is rotatably matched in the circular groove (8); the reversing sliding ring is characterized in that the first gear (5) is fixedly connected onto the fixed shaft (9), the rotary motor (4) is installed on the fixed beam (1), the rotary motor (4) penetrates through the fixed beam (1) and then is connected with the second gear (6) in a key mode, the first gear (5) and the second gear (6) are in meshed transmission, and the reversing sliding ring (3) is installed between the fixed beam (1) and the hanging beam (2).

2. The device for freely rotating the electromagnetic hanging beam of the crane according to claim 1, is characterized in that: the reversing slip ring (3) comprises a slip ring (11), a carbon brush (12), a shifting rod (13), a tension spring (14), a terminal (15) and a stand column (16); a first through hole (17) is formed in the center of the fixed beam (1), and a second through hole (18) is formed in the center of the rotating disc (10); one end of the sliding ring (11) is fixedly arranged in the second through hole (18), and the other end of the sliding ring (11) penetrates through the first through hole (17); the upright post (16) is arranged on the fixed beam (1), and the terminal (15) penetrates through the upright post (16); one ends of the two deflector rods (13) are connected with a terminal (15) through a rotating shaft, and the other ends of the deflector rods (13) are provided with carbon brushes (12); one end of the tension spring (14) is installed in the middle of the shifting rod (13), the other end of the tension spring (14) is installed on the terminal (15), four slide ways (20) are arranged on the sliding ring (11), and the carbon brush (12) is in sliding fit in the slide ways (20).

3. The device for freely rotating the electromagnetic hanging beam of the crane according to claim 2 is characterized in that: the second through hole (18) penetrates through the fixed shaft (9) and the hanging beam (2), and four quick-connection jacks (19) are arranged on the hanging beam (2); cables are respectively connected to the sliding ring (11) and the terminal (15), the cable on the sliding ring (11) penetrates through the second through hole (18) and then is connected to the quick-connection socket (19), and the cable on the terminal (15) is connected to a control room.

4. The device for freely rotating the electromagnetic hanging beam of the crane according to claim 3, is characterized in that: the electromagnetic chuck (7) is arranged on the hanging beam (2), and the quick-connection socket (19) is connected to the electromagnetic chuck (7).