CN211920671U

CN211920671U - Manual rail locking device of crane

Info

Publication number: CN211920671U
Application number: CN202020573029.XU
Authority: CN
Inventors: 崔红哲; 毛庆华; 王艳梅; 邵东亮; 王自刚
Original assignee: Henan Shengyuan Hoisting Machinery Co ltd
Current assignee: Henan Shengyuan Hoisting Machinery Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-11-13
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a manual lock rail device of hoist relates to hoist technical field, including guide rail and hoist and mount case, the top side fixedly connected with connecting plate of hoist and mount case, the bottom fixedly connected with electro-magnet of connecting plate, the side fixedly connected with loose axle of hoist and mount case, the one end swing joint of loose axle has the cardboard. The utility model discloses a set up the electro-magnet, can be through switch button control electro-magnet's on the control box circular telegram and outage, utilize gravitation control card between electro-magnet and the permanent magnet pole and the combination and the part of rack, thereby realize the lock rail function of device, the purpose of convenient control lock rail has been reached, through setting up the cardboard, can carry out lug connection with the hoist and mount case, can also follow the hoist and mount case and remove on the guide rail, can directly utilize the rack to combine with the cardboard to realize the lock rail function when carrying out the lock rail function, the lock rail function has been realized promptly, the purpose that has reduced lock rail device occupation space has also been reached.

Description

Manual rail locking device of crane

Technical Field

The utility model relates to a hoist technical field specifically is a manual lock rail device of hoist.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. The crane is a hoisting device which is transversely arranged above workshops, warehouses and material yards to hoist materials. Since its two ends are seated on a tall concrete column or a metal bracket, it is shaped like a bridge. The bridge frame of the bridge crane runs longitudinally along the rails laid on the elevated frames at two sides, so that the space below the bridge frame can be fully utilized to hoist materials without being hindered by ground equipment. The lifting machine has the widest application range and the largest quantity. The hoisting equipment has the working characteristics of intermittent movement, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle alternately work, so that the development and the use of the crane on the market are more and more extensive. In order to ensure the operation safety, the lifting operation without landing legs is basically forbidden in China at present. In order to ensure that the lifting hook is stable when the crane lifts and drops the articles, the position of the crane on the track cannot move when the lifting hook lifts the articles up and down, so that the crane is locked on the moving track, and the stability of lifting the articles is ensured.

At present, although the existing crane rail locking device can lock a crane on a rail, the crane rail locking device in the prior art has a plurality of defects, at present, the crane rail locking device in the prior art is generally in a form of an electric hydraulic push rod, a complex control system is needed for controlling the device, and the rail locking device needs to occupy a large space and cannot lock by using the rail of the crane.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a manual lock rail device of hoist has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: including guide rail and hoist and mount case, the bottom fixedly connected with support of guide rail, the top of guide rail is equipped with the rack, the side transmission of hanging the case is connected with the shaft, the one end fixedly connected with roll wheel of shaft, the outside of roll wheel is equipped with the teeth of a cogwheel with rack looks adaptation, the side fixedly connected with loose axle of hoist and mount case, the one end swing joint of loose axle has the cardboard, the bottom of cardboard is equipped with the latch with rack looks adaptation, the upper portion fixedly connected with permanent magnet pole of cardboard, the top side fixedly connected with connecting plate of hoist and mount case, the bottom fixedly connected with electro-magnet of connecting plate, electro-magnet and permanent magnet pole looks adaptation.

Optionally, a power device is arranged inside the hoisting box, and the wheel shaft is driven by the power device inside the hoisting box.

Optionally, the clamping plates are four in number, the four clamping plates are respectively distributed at four corners of the hoisting box, and the number of the electromagnets is equal to that of the clamping plates and is matched with that of the electromagnets.

Optionally, the inside swing joint of hoist and mount case has the hoist and mount rope, the hoist and mount rope runs through the diapire of hoist and mount case, the bottom fixedly connected with lifting hook of hoist and mount rope.

Optionally, a control box is fixedly connected to the lower portion of one side of the support, an on-switch and an off-switch are arranged on one side of the control box, and the on-switch and the off-switch are electrically connected with the electromagnet through wires.

Optionally, the top of the support is fixedly connected with a top beam, the support is fixedly connected to the end portion of the guide rail through the top beam, and the bottom of the top beam is fixedly connected with an installation table.

Three beneficial effects

The utility model provides a manual lock rail device of hoist possesses following beneficial effect:

1. according to the manual rail locking device of the crane, the electromagnet is arranged, the power-on and power-off of the electromagnet can be controlled through the switch button on the control box, and the combination and separation of the control board and the rack are controlled by utilizing the gravitation between the electromagnet and the permanent magnet rod, so that the rail locking function of the device is realized, and the aim of conveniently controlling rail locking is fulfilled.

2. This manual locking rail device of hoist through setting up the cardboard, can carry out lug connection with hoist and mount case, can also follow the hoist and mount case and remove on the guide rail, can directly utilize the rack to combine with the cardboard to realize the locking rail function when carrying out the locking rail function, has realized the locking rail function promptly, has also reached the purpose that reduces locking rail device occupation space.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the hoisting box of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the hoisting box of the present invention.

In the figure: 1. an installation table; 2. a support; 3. a top beam; 4. a guide rail; 5. a rack; 6. clamping a plate; 7. hoisting the box; 8. a rolling wheel; 9. hoisting a rope; 10. a control box; 11. switching on the switch; 12. the switch is disconnected; 13. a permanent magnet rod; 14. a connecting plate; 15. an electromagnet; 16. a movable shaft; 17. and (4) a wheel axle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: a manual rail locking device of a crane comprises a guide rail 4 and a hoisting box 7, wherein a hoisting rope 9 is movably connected inside the hoisting box 7, the hoisting rope 9 penetrates through the bottom wall of the hoisting box 7, a lifting hook is fixedly connected at the bottom of the hoisting rope 9, a support 2 is fixedly connected at the bottom of the guide rail 4, a top beam 3 is fixedly connected at the top of the support 2, the support 2 is fixedly connected at the end part of the guide rail 4 through the top beam 3, an installation table 1 is fixedly connected at the bottom of the top beam 3, a rack 5 is arranged at the top of the guide rail 4, a wheel shaft 17 is in transmission connection with the side surface of the hoisting box 7, a rolling wheel 8 is fixedly connected at one end of the wheel shaft 17, a power device is arranged inside the hoisting box 7, the wheel shaft 17 is driven by the power device inside the hoisting box 7, wheel teeth matched with the rack 5 are arranged outside the rolling wheel 8, a movable, the bottom of cardboard 6 is equipped with the latch with 5 looks adaptations of rack, the upper portion fixedly connected with permanent magnet pole 13 of cardboard 6, the top side fixedly connected with connecting plate 14 of hoist and mount case 7, the bottom fixedly connected with electro-magnet 15 of connecting plate 14, a side lower part fixedly connected with control box 10 of support 2, a side of control box 10 is equipped with on-switch 11 and off-switch 12, on-switch 11 and off-switch 12 all are connected through wire and 15 electricity of electro-magnet, electro-

magnet

15 and 13 looks adaptations of permanent magnet pole, cardboard 6 has four, four cardboard 6 distribute respectively in the four corners of hoist and mount case 7, the quantity of electro-magnet 15 equals and looks adaptation with the quantity of cardboard 6.

When the lifting box is used, firstly, the electromagnet 15 is electrified by the switch-on switch 11, after the electromagnet 15 is electrified, a magnetic field is generated around the electromagnet 15, the magnetic field interacts with the magnetic field of the permanent magnet rod 13, the electromagnet 15 adsorbs the permanent magnet rod 13, so that the clamping plate 6 rotates around the movable shaft 16 to separate the bottom of the clamping plate 6 from the rack 5, the lifting box 7 can roll on the rack 5 by the rolling wheel 8 to move after the rack 5 is not in contact with the clamping plate 6, then the power device in the lifting box 7 drives the wheel shaft 17 to rotate, the rolling wheel 8 is meshed with the rack 5 to translate the lifting box 7, after the lifting box 7 moves to a proper position, the electromagnet 15 is powered off by the switch 12, the clamping plate 6 rotates around the movable shaft 16 under the action of gravity, and the bottom clamping teeth of the clamping plate 6 are meshed with the gear teeth on the rack 5, after the latch at the bottom of the clamping plate 6 is meshed with the rack 5, the four clamping plates 6 are used for limiting the four corners of the hoisting box 7, and then the purpose of locking the hoisting box 7 at the position of the guide rail 4 can be achieved.

In conclusion, this device is through setting up electro-magnet 15, can be through the circular telegram and the outage of shift knob control electro-magnet 15 on the control box 10, utilize the gravitation between electro-magnet 15 and the permanent magnet pole 13 to control the combination of board 6 and rack 5 and part, thereby realize the locking rail function of device, the purpose of conveniently controlling the locking rail has been reached, through setting up cardboard 6, can carry out lug connection with hoist and mount case 7, can also follow hoist and mount case 7 and remove on guide rail 4, can directly utilize rack 5 and cardboard 6 to combine to realize the locking rail function when carrying out the locking rail function, the locking rail function has been realized promptly, the purpose that has reduced locking rail device occupation space has also been reached.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a manual lock rail device of hoist, includes guide rail (4) and hoisting box (7), its characterized in that: the bottom of the guide rail (4) is fixedly connected with a bracket (2), the top of the guide rail (4) is provided with a rack (5), a wheel shaft (17) is connected to the side surface of the hoisting box (7) in a transmission way, one end of the wheel shaft (17) is fixedly connected with a rolling wheel (8), the outer part of the rolling wheel (8) is provided with gear teeth matched with the rack (5), a movable shaft (16) is fixedly connected to the side surface of the hoisting box (7), one end of the movable shaft (16) is movably connected with a clamping plate (6), the bottom of the clamping plate (6) is provided with a clamping tooth matched with the rack (5), the upper part of the clamping plate (6) is fixedly connected with a permanent magnet rod (13), the side edge of the top part of the hoisting box (7) is fixedly connected with a connecting plate (14), the bottom of the connecting plate (14) is fixedly connected with an electromagnet (15), and the electromagnet (15) is matched with the permanent magnet rod (13).

2. A crane manual rail locking device according to claim 1, characterized in that: the power device is arranged in the hoisting box (7), and the wheel shaft (17) is driven by the power device in the hoisting box (7).

3. A crane manual rail locking device according to claim 1, characterized in that: the four clamping plates (6) are respectively distributed at four corners of the hoisting box (7), and the number of the electromagnets (15) is equal to that of the clamping plates (6) and is matched with that of the electromagnets.

4. A crane manual rail locking device according to claim 1, characterized in that: the inside swing joint of hoist and mount case (7) has hoist and mount rope (9), hoist and mount rope (9) run through the diapire of hoist and mount case (7), the bottom fixedly connected with lifting hook of hoist and mount rope (9).

5. A crane manual rail locking device according to claim 1, characterized in that: the electromagnetic switch is characterized in that a control box (10) is fixedly connected to the lower portion of one side face of the support (2), an on-switch (11) and an off-switch (12) are arranged on one side face of the control box (10), and the on-switch (11) and the off-switch (12) are electrically connected with the electromagnet (15) through conducting wires.

6. A crane manual rail locking device according to claim 1, characterized in that: the top fixedly connected with back timber (3) of support (2), support (2) are through back timber (3) fixed connection at the tip of guide rail (4), the bottom fixedly connected with mount table (1) of back timber (3).