CN215711119U

CN215711119U - Automatic unhooking device

Info

Publication number: CN215711119U
Application number: CN202122269543.1U
Authority: CN
Inventors: 苗茂霖; 吴辉; 缪世善; 花爱民
Original assignee: Ningbo Shuorode Electromechanical Equipment Co ltd
Current assignee: Ningbo Shuorode Electromechanical Equipment Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-02-01
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses an automatic unhooking device, which relates to the field of lifting hooks and comprises a machine body shell, wherein the top of the machine body shell is fixedly connected with a supporting cover, the bottom of the machine body shell is fixedly connected with a telescopic device, the interior of the telescopic device is elastically connected with a spring rod, and the bottom of the telescopic device is fixedly connected with a drag hook. According to the automatic unhooking device, the machine body shell is fixedly connected to the bottom of the conveying device through the supporting cover, the goods are hung in the drag hook, the drag hook drives the spring rod to move under the action of gravity, the first magnetic pole and the second magnetic pole are different magnetic poles, so that the first magnetic pole and the second magnetic pole are attracted to each other, the telescopic rod at the top of the transmission block is driven to move, the drag hook is closed, and after the conveying is finished, the spring rod drives the first magnetic pole to return to the original position, so that the telescopic rod is opened, and the automatic unhooking effect is achieved.

Description

Automatic unhooking device

Technical Field

The utility model relates to the field of lifting hooks, in particular to an automatic unhooking device.

Background

The lifting hook is a hook ring or a hook with a chain, the other type is thick and large, the hook is usually provided with a handle, the most common lifting appliance in hoisting machinery is hung on a steel wire rope of a hoisting mechanism by means of parts such as a pulley block, the design of the lifting hook is simpler, the lifting hook is used, the self-locking device of the lifting hook is tightened after the goods are transported, the goods are difficult to take the goods, the automatic unhooking effect cannot be achieved, the goods are transported by the lifting hook, the goods self gravity is influenced, the shaking phenomenon occurs in the transportation process, unnecessary danger occurs when the working personnel operate, and the working risk is increased.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an automatic unhooking device which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the automatic unhooking device comprises a machine body shell, wherein a supporting cover is fixedly connected to the top of the machine body shell, a telescopic device is fixedly connected to the bottom of the machine body shell, a spring rod is elastically connected to the inside of the telescopic device, a drag hook is fixedly connected to the bottom of the telescopic device, a linking block is fixedly connected to the periphery of the spring rod, one end, away from the telescopic device, of the linking block is fixedly connected with a first magnetic pole, one end, away from the telescopic device, of the drag hook is fixedly connected with a transmission block, the top of the transmission block is elastically connected with a telescopic rod, the top of the telescopic rod is fixedly connected with a second magnetic pole, a moving wheel is fixedly connected to the top of the spring rod, a guide rod is fixedly connected to the top of the moving wheel, one end, away from the moving wheel, of the guide rod is rotatably connected with a sliding block, a sliding groove is slidably connected to the periphery of the sliding block, and an extrusion rod is fixedly connected to the bottom of the sliding block, the air bag is fixedly installed inside the machine body shell, an air spring is movably connected to the bottom of the air bag, a baffle is fixedly connected to the bottom of the air spring, and a return spring is fixedly connected to the top of the sliding block.

Preferably, the support cover is located at the center of the top of the machine body shell, the telescopic device is located at the center of the bottom of the machine body shell, and the machine body shell can be fixedly connected to the bottom of the conveying device under the action of the support cover.

Preferably, the one end swing joint that telescoping device was kept away from to the spring beam has the inside of organic shell, the bottom fixed connection of spring beam is in the inside of drag hook, through goods swing joint in the inside of drag hook to drive the spring beam and remove downwards.

Preferably, the first magnetic pole and the second magnetic pole are different magnetic poles, the movable wheel is movably connected inside the machine body shell, and the first magnetic pole and the second magnetic pole are driven to be positioned on the same plane through the movement of the spring rod.

Preferably, the number of the guide rods is two, the guide rods are symmetrically distributed at the top of the moving wheel, the number of the sliding blocks is the same as that of the sliding grooves, the sliding blocks are symmetrically distributed in the machine body shell, and the sliding blocks are matched with the sliding grooves to move the extrusion rods.

Preferably, the extrusion rod and the airbag are symmetrically distributed in the machine body shell, the extrusion rod and the airbag are positioned on the same plane, and the airbag in the machine body shell is extruded by the movement of the extrusion rod, so that the gas in the airbag enters the air spring.

Advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

1. automatic unhooking device, support the cover through setting up, thereby make engine body shell fixed connection in conveyer's bottom, hang the inside at the drag hook through the goods, thereby make the drag hook drive the spring beam under the effect of gravity and remove, the removal through the spring beam drives the removal that links up the piece, a magnetic pole and No. two magnetic poles of moving downwards through linking up the piece are in the coplanar, because a magnetic pole and No. two magnetic poles are the synonym magnetic pole, thereby make both inter attraction, the telescopic link that drives the transmission piece top removes, thereby make No. two magnetic poles be close to a magnetic pole, thereby carry out the sealing treatment to the drag hook, after the transportation, the spring beam drives a magnetic pole and gets back to original position, thereby make the telescopic link open, the effect of automatic unhooking has been reached.

2. Automatic unhooking device, the removal drive through the spring beam that sets up removes the wheel and removes in engine body shell's inside, use through the cooperation of removing wheel and guide arm, thereby it slides in the inside of spout to drive the slider, the slip through the slider drives the extrusion pole and removes, thereby make the extrusion pole produce the extrusion to the gasbag, make the inside gas of gasbag enter into air spring, thereby make the air spring extension drive baffle remove downwards, block the goods, thereby prevent that the goods from taking place to rock at the in-process of transportation.

Drawings

FIG. 1 is a cross-sectional view of the frontal structure of the present invention;

FIG. 2 is a schematic structural view of the housing, the retractable device and the support cover of the present invention;

FIG. 3 is a sectional view showing the internal structure of the retractor of the present invention;

fig. 4 is an enlarged view of the structure of fig. 1 a of the present invention.

In the figure: 1. a body housing; 2. a support housing; 3. a telescoping device; 4. a spring lever; 5. pulling a hook; 6. a joining block; 7. a first magnetic pole; 8. a transmission block; 9. a telescopic rod; 10. a second magnetic pole; 11. a moving wheel; 12. a guide bar; 13. a slider; 14. a chute; 15. an extrusion stem; 16. an air bag; 17. an air spring; 18. a baffle plate; 19. a return spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-4, the automatic unhooking device comprises a machine body shell 1, a supporting cover 2 is fixedly connected to the top of the machine body shell 1, a telescopic device 3 is fixedly connected to the bottom of the machine body shell 1, the supporting cover 2 is located at the center of the top of the machine body shell 1, the telescopic device 3 is located at the center of the bottom of the machine body shell 1, a spring rod 4 is elastically connected to the inside of the telescopic device 3, a drag hook 5 is fixedly connected to the bottom of the telescopic device 3, one end of the spring rod 4 far away from the telescopic device 3 is movably connected to the inside of the machine body shell 1, the bottom of the spring rod 4 is fixedly connected to the inside of the drag hook 5, an engaging block 6 is fixedly connected to the periphery of the spring rod 4, one end of the engaging block 6 far away from the telescopic device 3 is fixedly connected to a magnetic pole 7, and the machine body shell 1 is fixedly connected to the bottom of a transportation device through the supporting cover 2, the goods are hung in the draw hook 5, so that the draw hook 5 drives the spring rod 4 to move under the action of gravity, the connecting block 6 is driven to move by the movement of the spring rod 4, the first magnetic pole 7 and the second magnetic pole 10 are in the same plane by the downward movement of the connecting block 6, the first magnetic pole 7 and the second magnetic pole 10 are different magnetic poles, so that the first magnetic pole 7 and the second magnetic pole 10 attract each other, the telescopic rod 9 at the top of the transmission block 8 is driven to move, the second magnetic pole 10 is close to the first magnetic pole 7, the draw hook 5 is sealed, after the transportation is finished, the spring rod 4 drives the first magnetic pole 7 to return to the original position, the telescopic rod 9 is opened, the automatic unhooking effect is achieved, the end, far away from the telescopic device 3, of the draw hook 5 is fixedly connected with the transmission block 8, the top of the transmission block 8 is elastically connected with the telescopic rod 9, the top of the telescopic rod 9 is fixedly connected with the second magnetic pole 10, the top of the spring rod 4 is fixedly connected with a moving wheel 11, the first magnetic pole 7 and the second magnetic pole 10 are different magnetic poles, the moving wheel 11 is movably connected in the body shell 1, the top of the moving wheel 11 is fixedly connected with a guide rod 12, one end of the guide rod 12, which is far away from the moving wheel 11, is rotatably connected with a slide block 13, the periphery of the slide block 13 is slidably connected with a slide groove 14, the number of the guide rods 12 is two, the guide rods are symmetrically distributed at the top of the moving wheel 11, the number of the slide block 13 and the number of the slide groove 14 are the same, the guide rods are symmetrically distributed in the body shell 1, the bottom of the slide block 13 is fixedly connected with an extrusion rod 15, the extrusion rod 15 and an air bag 16 are symmetrically distributed in the body shell 1, the extrusion rod 15 and the air bag 16 are positioned on the same plane, the air bag 16 is fixedly installed in the body shell 1, the bottom of the air bag 16 is movably connected with an air spring 17, and the bottom of the air spring 17 is fixedly connected with a baffle 18, the top fixedly connected with reset spring 19 of slider 13, the removal through the spring beam 4 that sets up drives movable wheel 11 and removes in the inside of body shell 1, use through the cooperation of movable wheel 11 with guide arm 12, thereby it slides in the inside of spout 14 to drive slider 13, it removes to drive extrusion stem 15 through the slip of slider 13, thereby make extrusion stem 15 produce the extrusion to gasbag 16, make the inside gas of gasbag 16 enter into air spring 17, thereby make air spring 17 extension drive baffle 18 and remove downwards, block the goods, thereby prevent that the goods from taking place to rock at the in-process of transportation.

It should be noted that, the utility model is an automatic unhooking device, when in use, the machine body shell 1 is fixedly connected to the bottom of a transportation device through the arranged support cover 2, the goods are hung inside the drag hook 5, so that the drag hook 5 drives the spring rod 4 to move under the action of gravity, the moving of the spring rod 4 drives the connecting block 6 to move, the first magnetic pole 7 and the second magnetic pole 10 are positioned on the same plane through the downward movement of the connecting block 6, the first magnetic pole 7 and the second magnetic pole 10 are different magnetic poles, so that the first magnetic pole 7 and the second magnetic pole 10 attract each other, the telescopic rod 9 at the top of the transmission block 8 is driven to move, the second magnetic pole 10 is close to the first magnetic pole 7, so as to seal the drag hook 5, after the transportation is finished, the spring rod 4 drives the first magnetic pole 7 to return to the original position, so that the telescopic rod 9 is opened, and the automatic unhooking effect is achieved, the removal through the spring lever 4 that sets up drives and removes wheel 11 and removes in the inside of body shell 1, use through the cooperation of removing wheel 11 and guide arm 12, thereby it slides in the inside of spout 14 to drive slider 13, it removes to drive extrusion stem 15 through the slip of slider 13, thereby make extrusion stem 15 produce the extrusion to gasbag 16, make the inside gas of gasbag 16 enter into air spring 17, thereby make air spring 17 extension drive baffle 18 and remove downwards, block the goods, thereby prevent that the goods from taking place to rock at the in-process of transportation.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Automatic unhooking device, including engine body shell (1), its characterized in that: the top of the machine body shell (1) is fixedly connected with a supporting cover (2), the bottom of the machine body shell (1) is fixedly connected with a telescopic device (3), the inner part of the telescopic device (3) is elastically connected with a spring rod (4), the bottom of the telescopic device (3) is fixedly connected with a drag hook (5), the periphery of the spring rod (4) is fixedly connected with a linking block (6), one end of the linking block (6) far away from the telescopic device (3) is fixedly connected with a first magnetic pole (7), one end of the drag hook (5) far away from the telescopic device (3) is fixedly connected with a transmission block (8), the top of the transmission block (8) is elastically connected with a telescopic rod (9), the top of the telescopic rod (9) is fixedly connected with a second magnetic pole (10), the top of the spring rod (4) is fixedly connected with a moving wheel (11), and the top of the moving wheel (11) is fixedly connected with a guide rod (12), the one end that removes wheel (11) is kept away from in guide arm (12) rotates and is connected with slider (13), the peripheral sliding connection of slider (13) has spout (14), and the bottom fixedly connected with extrusion stem (15) of slider (13), the inside fixed mounting of engine body shell (1) has gasbag (16), the bottom swing joint of gasbag (16) has air spring (17), the bottom fixedly connected with baffle (18) of air spring (17), the top fixedly connected with reset spring (19) of slider (13).

2. The automatic unhooking device according to claim 1, characterized in that: the support cover (2) is located at the center of the top of the machine body shell (1), and the telescopic device (3) is located at the center of the bottom of the machine body shell (1).

3. The automatic unhooking device according to claim 2, characterized in that: one end, far away from the telescopic device (3), of the spring rod (4) is movably connected with the inside of the organic shell (1), and the bottom of the spring rod (4) is fixedly connected with the inside of the draw hook (5).

4. The automatic unhooking device according to claim 3, characterized in that: the first magnetic pole (7) and the second magnetic pole (10) are different magnetic poles, and the moving wheel (11) is movably connected inside the machine body shell (1).

5. The automatic unhooking device according to claim 4, characterized in that: the number of the guide rods (12) is two, the guide rods are symmetrically distributed on the top of the moving wheel (11), and the sliding blocks (13) and the sliding grooves (14) are the same in number and symmetrically distributed in the machine body shell (1).

6. The automatic unhooking device according to claim 5, characterized in that: the extrusion rod (15) and the air bag (16) are symmetrically distributed in the machine body shell (1), and the extrusion rod (15) and the air bag (16) are positioned on the same plane.