CN218619988U

CN218619988U - Hoisting mechanism of gantry crane

Info

Publication number: CN218619988U
Application number: CN202222587092.0U
Authority: CN
Inventors: 张树涛; 王钦迎; 单统
Original assignee: Shandong Yitong Heavy Industry Machinery Co ltd
Current assignee: Shandong Yitong Heavy Industry Machinery Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-03-14
Anticipated expiration: 2032-09-28

Abstract

The utility model relates to the technical field of cranes, and a gantry crane hoisting mechanism is disclosed, including the portal frame, the portal frame top is the cross frame, and the portal frame bottom comprises four support columns, the equal fixedly connected with spooler of four support column outer walls on the portal frame, and the tail end of spooler is provided with the cable, and four cable tail ends are provided with the balance plate, and balance plate bottom outer wall fixedly connected with couple, and the balance plate inner wall is provided with balance mechanism. The utility model discloses, through the balance mechanism who sets up, when needs are stretched, get goods through the couple hook of balance plate bottom this moment, when the cable breaks, drive two adjacent cable angles of fracture department cable and outwards expand and the diagonal angle of cracked cable forms equilateral triangle, can keep balance on the balance plate once more, thereby the fracture of one of them cable can not exert an influence to the balance of balance plate, avoid the fracture of cable to cause the goods under the couple to lose balance and empty, produce danger.

Description

Hoisting mechanism of gantry crane

Technical Field

The utility model relates to a hoist technical field especially relates to a gantry crane hoisting mechanism.

Background

The crane is a multi-action crane for vertically lifting and horizontally carrying heavy objects in a certain range, and belongs to material carrying machinery. The crane is characterized by making intermittent cyclic motion, i.e. mechanical equipment for taking material, transferring and unloading in one working cycle, and mainly includes lifting mechanism, running mechanism, amplitude-changing mechanism, rotary mechanism and metal structure, etc., and the lifting mechanism is the basic working mechanism of the crane, and is formed from hanging system and winch, and also can lift heavy material by means of hydraulic system.

Current hoisting mechanism is when using, and most only lifts by crane through one or two ropes, and this mode is when the in-service use, and when the rope breaking, the goods is hung and can take place to empty aloft, brings danger to the staff of subaerial operation.

Therefore, a hoisting mechanism of the bridge portal crane is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problem existing in the prior art and provides a lifting mechanism of a gantry crane.

In order to realize the above-mentioned purpose, the utility model discloses a following technical scheme, a gantry crane hoisting mechanism, including the portal frame, the portal frame top is the cross frame, and the portal frame bottom comprises four support columns, the equal fixedly connected with spooler of four support column outer walls on the portal frame, the tail end of spooler is provided with the cable, four the cable tail end is provided with the balance plate, and balance plate bottom outer wall fixedly connected with couple, and the balance plate inner wall is provided with balance mechanism.

Furthermore, a partition plate is arranged in the balance mechanism and fixedly connected to the inner wall of the balance disc.

Furthermore, a first rotating groove is formed in four corners of the outer wall of the top of the balance disc, and the cable penetrates through the first rotating groove and is fixedly connected to the inner wall of the balance disc.

Further, the equal fixedly connected with dead lever of baffle top outer wall and bottom outer wall, dead lever outer wall rotate and are connected with the rotating ring, rotating ring one side outer wall fixedly connected with connecting rod, and the connecting rod inner wall has seted up the fixed orifices, cable fixed connection in fixed orifices inner wall, and the fixed orifices inner wall is provided with the pulling force inductor, and the pulling force inductor passes through the line connection in control hub.

Further, be located two at the top the connecting rod is connected with two cables in front and back, and rotation groove two has all been seted up at both ends about baffle top outer wall, controls two cables and passes rotation groove two and be connected with two connecting rods that are located the bottom.

Further, both ends all are connected with the spool through the motor rotation about the outer wall of baffle top, and both ends all are connected with the same spool through the motor rotation around the outer wall of baffle bottom, and the winding of spool outer wall has the connecting wire, connecting wire fixed connection in connecting rod outer wall.

Further, the motor and the tension sensor on the connecting rod on the same side are connected in the same passage.

Further, the equal fixedly connected with supporting baseplate in portal frame bottom outer wall four corners, a plurality of damping grooves that are linear arrangement are seted up to supporting baseplate bottom outer wall, and the damping groove is the arc.

Advantageous effects

The utility model provides a gantry crane hoisting mechanism. The method has the following beneficial effects:

(1) This a gantry crane hoisting mechanism, through the balance mechanism who sets up, when needs stretch, get the goods through the couple hook of balance plate bottom this moment, and carry out the rolling to the cable through the spooler, can drive balance plate and couple and move up, carry the goods, when one of them cable breaks, through the pulling force inductor on the cable and through control hub transmission signal of telecommunication this moment, drive the epaxial motor of spool with one side and start, the spool starts and can collect the connecting wire above that, it rotates on the dead lever to drive the connecting rod through the swivel becket above that through the rolling of connecting wire, can drive it and rotate certain angle, can drive two adjacent cable angles of fracture department cable outwards expand and form equilateral triangle with the cable on cracked cable diagonal angle, can keep the balance on the balance plate once more, thereby the fracture of one of them cable can not exert an influence to the balance of balance plate, avoid the fracture of cable to cause the goods under the couple to lose balance and empty, danger is produced.

(2) This gantry crane hoisting mechanism, through the damping tank that sets up, the setting of damping tank can increase the frictional force between supporting baseplate and the ground to can keep portal frame's relatively stable through the resistance, avoid portal frame to produce the skew when using, produce danger.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a sectional view of the balance plate of the present invention;

fig. 3 is a schematic view of the balance mechanism of the present invention;

fig. 4 is a cross-sectional view of the support bottom plate of the present invention.

Illustration of the drawings: 1. a gantry; 2. a support base plate; 3. a take-up device; 4. a cable; 5. a balance disk; 6. hooking; 7. a first rotating groove; 8. a partition plate; 9. a spool; 10. a fixing rod; 11. a rotating ring; 12. a connecting rod; 13. a second rotating groove; 14. a connecting wire; 15. a damping slot.

Detailed Description

The first embodiment is as follows: the utility model provides a gantry crane hoisting mechanism, as shown in fig. 1-3, includes portal frame 1, and portal frame 1 top is the cross frame, and portal frame 1 bottom comprises four support columns, the equal fixedly connected with spooler 3 of four support column outer walls on the portal frame 1, and the tail end of spooler 3 is provided with

cable

4, and 4 tails of four cables are provided with

balance plate

5, and 5 bottom outer wall fixedly connected with couples 6 of balance plate, and 5 inner walls of balance plate are provided with balance mechanism.

A clapboard 8 is arranged in the balance mechanism, and the clapboard 8 is fixedly connected with the inner wall of the balance disc 5.

A rotating groove I7 is formed in four corners of the outer wall of the top of the balance disc 5, and the cable 4 penetrates through the rotating groove I7 and is fixedly connected to the inner wall of the balance disc 5.

8 top outer walls of baffle and the equal fixedly connected with dead lever 10 of bottom outer wall, dead lever 10 outer wall rotate and are connected with

swivel becket

11, 11 one side outer wall fixedly connected with connecting rod 12 of swivel becket, and connecting rod 12 inner wall has seted up the fixed orifices, 4 fixed connection in fixed orifices inner walls of cable, and the fixed orifices inner wall is provided with the pulling force inductor, and the pulling force inductor passes through the line connection in control pivot.

Two connecting rods 12 that are located the top are connected with two cables 4 around with, and baffle 8 top outer wall is controlled both ends and has all been seted up and has been rotated groove two 13, controls two cables 4 and passes and rotate groove two 13 and be connected with two connecting rods 12 that are located the bottom.

Both ends all are connected with spool 9 through the motor rotation about the outer wall of 8 tops of baffle, and both ends all are connected with the same spool 9 through the motor rotation around the outer wall of 8 bottoms of baffle, and the winding of 9 outer walls of spool has connecting wire 14, and connecting wire 14 fixed connection is in connecting rod 12 outer walls.

The motor is connected in the same path as the tension sensor on the same side of the connecting rod 12.

The included angle between the first rotating groove 7 and the second rotating groove 13 and the cable 4 is plus or minus fifteen degrees.

Through the balance mechanism who sets up, when needs stretch, get the goods through 6 hooks of couple of 5 bottoms on balance plate this moment, and carry out the rolling to cable 4 through spooler 3, can drive balance plate 5 and couple 6 and shift up, carry the goods, when one of them cable 4 breaks, through the tensile force inductor on cable 4 this moment and through control pivot transmission signal of telecommunication, the motor starts on the spool 9 that drives same one side, spool 9 starts to collect connecting wire 14 above that, rolling through connecting wire 14 drives connecting rod 12 and rotates on dead lever 10 through swivel ring 11 above that, can drive it and rotate certain angle, can drive two adjacent cable 4 angles of fracture department cable 4 and outwards expand and form equilateral triangle with cable 4 on the cracked cable 4 diagonal angle, can keep balance on balance plate 5 once more, thereby the fracture of one of them cable 4 can not exert an influence to the balance of balance plate 5, avoid the fracture of cable 4 to cause the goods under the couple 6 to lose balance and empty, produce danger.

The second embodiment: referring to fig. 1 and 4, the four corners of the outer wall of the bottom of the portal frame 1 are fixedly connected with the supporting bottom plate 2, the outer wall of the bottom of the supporting bottom plate 2 is provided with a plurality of damping grooves 15 which are linearly arranged, and the damping grooves 15 are arc-shaped.

Through the damping slot 15 that sets up, the frictional force between supporting baseplate 2 and the ground can be increased in the setting of damping slot 15 to can keep portal frame 1's relatively stable through the resistance, avoid portal frame 1 to produce the skew when using, produce danger.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a gantry crane hoisting mechanism, includes portal frame (1), portal frame (1) top is cross frame, and portal frame (1) bottom comprises four support columns, its characterized in that: the gantry crane is characterized in that four support column outer walls are fixedly connected with a wire winding device (3) on the gantry crane (1), a cable (4) is arranged at the tail end of the wire winding device (3), a balance disc (5) is arranged at the tail end of the cable (4), a hook (6) is fixedly connected to the outer wall of the bottom of the balance disc (5), and a balance mechanism is arranged on the inner wall of the balance disc (5).

2. A hoisting mechanism of a bridge portal crane according to claim 1, characterized in that: a partition plate (8) is arranged in the balance mechanism, and the partition plate (8) is fixedly connected to the inner wall of the balance disc (5).

3. A hoisting mechanism of a bridge portal crane according to claim 2, characterized in that: rotation groove one (7) have all been seted up in balance plate (5) top outer wall four corners, and rotation groove one (7) and fixed connection are passed in balance plate (5) inner wall in cable (4).

4. A hoisting mechanism of a bridge portal crane according to claim 3, characterized in that: baffle (8) top outer wall and the equal fixedly connected with dead lever (10) of bottom outer wall, dead lever (10) outer wall rotate and are connected with rotating ring (11), rotating ring (11) one side outer wall fixedly connected with connecting rod (12), and connecting rod (12) inner wall has seted up the fixed orifices, and cable (4) fixed connection is in the fixed orifices inner wall, and the fixed orifices inner wall is provided with the pulling force inductor, and the pulling force inductor passes through the line connection in the control maincenter.

5. A hoisting mechanism of a bridge portal crane according to claim 4, characterized in that: two connecting rods (12) positioned at the top are connected with the front cable and the rear cable (4), a rotating groove II (13) is formed in each of the left end and the right end of the outer wall of the top of the partition plate (8), and the left cable and the right cable (4) penetrate through the rotating groove II (13) to be connected with the two connecting rods (12) positioned at the bottom.

6. A hoisting mechanism of a bridge portal crane according to claim 5, characterized in that: both ends all are connected with spool (9) through the motor rotation about baffle (8) top outer wall, and both ends all are connected with the same spool (9) through the motor rotation around baffle (8) bottom outer wall, and spool (9) outer wall winding has connecting wire (14), and connecting wire (14) fixed connection is in connecting rod (12) outer wall.

7. A hoisting mechanism of a bridge portal crane according to claim 6, characterized in that: the motor is connected with the tension sensor on the connecting rod (12) on the same side in the same path.

8. A hoisting mechanism of a bridge portal crane according to claim 1, characterized in that: portal frame (1) bottom outer wall four corners is equal fixedly connected with supporting baseplate (2), and a plurality of damping grooves (15) that are linear arrangement are seted up to supporting baseplate (2) bottom outer wall, and damping groove (15) are the arc.