CN220265009U

CN220265009U - Explosion-proof electric hoist

Info

Publication number: CN220265009U
Application number: CN202321829105.9U
Authority: CN
Inventors: 王晓红; 张一�; 傅晓鑫; 汪群; 郑伟; 付晓红
Original assignee: Henan Zhongyuan Aoqi Industrial Co ltd
Current assignee: Henan Zhongyuan Aoqi Industrial Co ltd
Priority date: 2023-07-12
Filing date: 2023-07-12
Publication date: 2023-12-29
Anticipated expiration: 2033-07-12

Abstract

The utility model relates to the technical field of hoisting equipment, in particular to an explosion-proof electric hoist, which comprises an electric hoist main body and fixed rods, wherein connecting rods are arranged at the bottom ends of two sides of the electric hoist main body, limiting plates are arranged at the bottom ends of the connecting rods, supporting sliding rods are arranged at one ends of the connecting rods, limiting holes are formed in the limiting plates, and a reel is arranged in the electric hoist main body. According to the utility model, the steel wire rope is driven to shrink through the rotation of the reel, so that the fixing rod moves upwards, the limiting rod arranged at the top end of the fixing rod can be inserted into the limiting hole, the condition that the fixing rod and the lifting hook shake along with the movement of the electric hoist main body can be avoided through the limiting effect of the limiting hole on the limiting rod, the lifting hook can be released through the rotation of the reel, and at the moment, the lifting hook is in a static state and is not in a shaking state, and can move straight downwards along with the continuous release of one end of the steel wire rope, so that the stability of the lifting hook during release is improved.

Description

Explosion-proof electric hoist

Technical Field

The utility model relates to the technical field of hoisting equipment, in particular to an explosion-proof electric hoist.

Background

The explosion-proof electric hoist is explosion-proof lifting equipment manufactured by setting the latest explosion-proof standard in China, is arranged on a crown block and a gantry crane, has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, and is widely applied to places such as industrial and mining enterprises, storage wharfs and the like. The electric hoist generally comprises a motor, a transmission mechanism, a brake or a reduction gearbox, a winding drum or a chain wheel, a steel wire rope, a lifting hook device and other components.

The current explosion-proof electric block can't fix the couple of below installation when using to lead to explosion-proof electric block at the in-process that removes, the couple of below installation takes place the swing through inertia, at the in-process of releasing the couple, can't keep the stability of couple, makes the couple released under the circumstances of rocking, makes the couple impaired or couple smash the staff easily.

Therefore, an explosion-proof electric hoist is specially provided.

Disclosure of Invention

The utility model aims to provide an explosion-proof electric hoist, which solves the problems in the background art, and in order to achieve the purposes, the utility model provides the following technical scheme: the utility model provides an explosion-proof electric block, includes electric block main part and dead lever, the connecting rod is installed to the bottom of electric block main part both sides, the limiting plate is installed to the bottom of connecting rod, the support slide bar is installed to the one end of connecting rod, spacing hole has been seted up to the inside of limiting plate, the internally mounted of electric block main part has the spool, the outside cover of spool is equipped with wire rope, the connecting hole has been seted up to the inside of dead lever, the gag lever post is installed on the top of dead lever post, the lifting hook is installed to the bottom of dead lever.

Preferably, the two ends of the outer side of the electric hoist main body are provided with the mounting blocks, and a screw rod is arranged between the two mounting blocks.

Preferably, the outside cover of lead screw is equipped with the screw thread slider, the backplate is installed to the bottom of screw thread slider.

Preferably, the outside of backplate has seted up and has worn the jack, and the inside that the jack runs through the backplate, the bottom slip cap of backplate is established in the outside that supports the slide bar.

Preferably, one end of the steel wire rope penetrates through the inside of the penetrating hole, one end of the steel wire rope penetrates through the inside of the connecting hole, and the limiting rod is matched with the limiting hole.

Preferably, a second motor is installed on one side of the installation block, and the output end of the second motor is connected with one end of the screw rod.

Preferably, a fixed plate is arranged at the top end of the electric hoist main body, and a movable trolley is arranged at one side of the fixed plate.

Preferably, a first motor and a speed reducer are arranged on one side of the mobile trolley, and the output end of the first motor is connected with a rotating shaft inside the speed reducer through gear engagement.

Preferably, a movable roller is installed on one side of the movable trolley, and a rotating shaft of the movable roller is connected with a rotating shaft in the speed reducer through gear engagement.

Compared with the prior art, the utility model provides an explosion-proof electric hoist, which has the following beneficial effects:

through being provided with lifting hook, the dead lever, gag lever post and spacing hole, when the state that the lifting hook was hung in the sky removes electric block main part, through the rotatory drive wire rope shrink of spool, make the dead lever upwards remove, along with the continuous rising of dead lever, the gag lever post of dead lever post top installation can insert the inside in spacing hole, at this moment, the condition that rocks appears in the time of can avoiding dead lever and lifting hook to the spacing effect of gag lever post along with electric block main part removal through spacing hole, after electric block main part removes to the assigned position, can release the lifting hook through the rotation of spool, at this moment, the lifting hook is in static state, and not be in the state of rocking, consequently, along with the continuous release of wire rope one end, the lifting hook can straight downwardly moving, stability when lifting hook release has been improved.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the present utility model A;

fig. 4 is an enlarged schematic view of the structure of the present utility model at B.

In the figure: 1. an electric hoist body; 2. a moving trolley; 3. a first motor; 4. a speed reducer; 5. moving the roller; 6. a fixing plate; 7. a screw rod; 8. a second motor; 9. a connecting rod; 10. a reel; 11. a limiting plate; 12. supporting a slide bar; 13. a wire rope; 14. a lifting hook; 15. a fixed rod; 16. a limiting hole; 17. a limit rod; 18. a mounting block; 19. a guard board; 20. a thread slider; 21. a connection hole; 22. and (5) inserting holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: the connecting rod 9 is installed to the bottom of electric block main part 1 both sides, limiting plate 11 is installed to the bottom of connecting rod 9, support slide bar 12 is installed to the one end of connecting rod 9, limiting hole 16 has been seted up to the inside of limiting plate 11, the internally mounted of electric block main part 1 has spool 10, spool 10's outside cover is equipped with wire rope 13, connecting hole 21 has been seted up to the inside of dead lever 15, gag lever post 17 is installed on the top of dead lever 15, lifting hook 14 is installed to the bottom of dead lever 15, wire rope 13 one end sees through the inside of wearing jack 22, and the inside of wire rope 13's one end through-connection hole 21, gag lever post 17 and limiting hole 16 cooperation use.

Specifically, as shown in fig. 1, fig. 2 and fig. 4, because the spool 10 is installed in the electric hoist body 1, and the wire rope 13 is sleeved outside the spool 10, therefore, the wire rope 13 can be driven to stretch out and draw back through the rotation of the spool 10, because the fixed rod 15 is installed at one end of the wire rope 13, and the lifting hook 14 is installed at the bottom end of the fixed rod 15, the lifting hook 14 can be driven to stretch out and draw back through stretching out and draw back through one end of the wire rope 13, because the limiting rod 17 is installed at the top end of the fixed rod 15, and the limiting rod 17 is matched with the limiting hole 16 formed in the limiting plate 11, when the electric hoist body 1 moves to a specified position, the wire rope 13 is driven to shrink through the rotation of the spool 10, the fixed rod 15 moves upwards, and the limiting rod 17 installed at the top end of the fixed rod 15 can be inserted into the inside the limiting hole 16 along with the continuous rising of the fixed rod 15, at this moment, the limiting effect of the limiting rod 17 on the fixed rod 15 and the lifting hook 14 can be prevented from shaking along with the movement of the electric hoist body 1, when the electric hoist body 1 moves to a specified position, the lifting hook 14 can be released continuously along with the lifting hook 14, and the lifting hook 14 can be released continuously along with the rotation of the lifting hook 14, and the lifting hook 14 can be released continuously, and the stability can be improved.

The installation blocks 18 are installed at both ends in the outside of the electric hoist main body 1, and install the lead screw 7 between two installation blocks 18, the outside cover of lead screw 7 is equipped with screw slider 20, backplate 19 is installed to the bottom of screw slider 20, penetrating hole 22 has been seted up in the outside of backplate 19, and penetrating hole 22 runs through the inside of backplate 19, the bottom slip cap of backplate 19 is established in the outside of supporting slide bar 12, second motor 8 is installed to one side of installation block 18, and the output of second motor 8 is connected with lead screw 7 one end, fixed plate 6 is installed on the top of electric hoist main body 1, travelling car 2 is installed to one side of fixed plate 6, first motor 3 and speed reducer 4 are installed to one side of travelling car 2, and the inside pivot of first motor 3 output and speed reducer 4 is connected through gear engagement, travelling car 5 is installed to one side of travelling car 2, and the pivot of travelling car 5 and the inside pivot of speed reducer 4 are connected through gear engagement.

Specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the rotation of the output end of the second motor 8 can drive the screw rod 7 to rotate, because the outside sleeve of the screw rod 7 is provided with the threaded sliding block 20, and the bottom end of the threaded sliding block 20 is provided with the guard plate 19, and because the bottom end sliding sleeve of the guard plate 19 is arranged on the outer side of the supporting sliding rod 12, the guard plate 19 can be moved along the installation direction of the screw rod 7 and the supporting sliding rod 12 through the rotation of the screw rod 7, because one end of the steel wire rope 13 penetrates through the jack 22 and is internally installed, when the reel 10 rotates to release or shrink the steel wire rope 13, the second motor 8 can synchronously rotate to drive the guard plate 19, so that smoothness of the steel wire rope 13 during release or winding is ensured, winding is avoided when the steel wire rope 13 is wound, because the top end of the electric hoist body 1 is provided with the fixed plate 6, one side of the fixed plate 6 is provided with the travelling car 2, the first motor 3 is arranged on one side of the travelling car 2, the rotation of the output end of the first motor 3 can drive the rotation shaft inside the speed reducer 4 through the first motor 3, and the rotation shaft inside the travelling car 4 can be respectively meshed with the two electric pulleys 5 through the two rotation shafts through the gear wheels 5, so that the travelling crane body can be rotatably connected on the portal frame 1 through the two portal frame bodies through the rotation bodies.

Working principle: during the use, need install electric block main part 1 on lifting device, the movable roller 5 of electric block main part 1 top both sides installation is placed on lifting device's moving platform respectively, later put on the equipment, when hoist the article, through the rotatory drive wire rope 13 shrink of spool 10, make dead lever 15 upwards move, along with dead lever 15 continuous rising, the gag lever post 17 of dead lever 15 top installation can insert the inside of spacing hole 16, at this moment, the circumstances that rocks appears in the time of can avoiding dead lever 15 and lifting hook 14 along with electric block main part 1 through the spacing effect of spacing hole 16 to gag lever post 17, after electric block main part 1 moves to the assigned position, can release lifting hook 14 through the rotation of spool 10, at this moment, lifting hook 14 is in the state of rest, and can not take place to rock, consequently, following the continuous release of wire rope 13 one end, lifting hook 14 can straight down move, be connected with article with lifting hook 14 after, lift hook 14 through the rotation of spool 10, thereby transport article, spool 10 rotation simultaneously, second motor 8 also can work by step, can guarantee the condition that rocks along the wire rope 13 is moved along the wire rope 13 through the rotation of second output end, when guaranteeing that the wire rope 13 is smooth movement is perhaps released.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an explosion-proof electric block, includes electric block main part (1) and dead lever (15), its characterized in that: connecting rod (9) are installed to the bottom of electric block main part (1) both sides, limiting plate (11) are installed to the bottom of connecting rod (9), support slide bar (12) are installed to the one end of connecting rod (9), limiting hole (16) have been seted up to the inside of limiting plate (11), the internally mounted of electric block main part (1) has spool (10), the outside cover of spool (10) is equipped with wire rope (13), connecting hole (21) have been seted up to the inside of dead lever (15), gag lever post (17) are installed on the top of dead lever (15), lifting hook (14) are installed to the bottom of dead lever (15).

2. The explosion-proof electric block according to claim 1, wherein: the two ends of the outer side of the electric hoist main body (1) are provided with mounting blocks (18), and a screw rod (7) is arranged between the two mounting blocks (18).

3. An explosion-proof electric block as set forth in claim 2, wherein: the outside cover of lead screw (7) is equipped with screw slider (20), backplate (19) are installed to the bottom of screw slider (20).

4. An explosion-proof electric block as set forth in claim 3, wherein: the outside of backplate (19) has seted up and has worn jack (22), and the inside of backplate (19) is run through in the jack (22), the bottom slip cap of backplate (19) is established in the outside of supporting slide bar (12).

5. The explosion-proof electric block according to claim 1, wherein: one end of the steel wire rope (13) penetrates through the inside of the penetrating hole (22), one end of the steel wire rope (13) penetrates through the inside of the connecting hole (21), and the limiting rod (17) is matched with the limiting hole (16).

6. An explosion-proof electric block as set forth in claim 2, wherein: one side of the mounting block (18) is provided with a second motor (8), and the output end of the second motor (8) is connected with one end of the screw rod (7).

7. The explosion-proof electric block according to claim 1, wherein: the electric hoist is characterized in that a fixed plate (6) is arranged at the top end of the electric hoist body (1), and a movable trolley (2) is arranged on one side of the fixed plate (6).

8. The explosion-proof electric block according to claim 7, wherein: a first motor (3) and a speed reducer (4) are arranged on one side of the mobile trolley (2), and the output end of the first motor (3) is connected with a rotating shaft inside the speed reducer (4) through gear engagement.

9. The explosion-proof electric block of claim 8, wherein: one side of the movable trolley (2) is provided with a movable roller (5), and a rotating shaft of the movable roller (5) is connected with a rotating shaft in the speed reducer (4) through gear engagement.