CN220618181U

CN220618181U - Cantilever beam type electric hoist

Info

Publication number: CN220618181U
Application number: CN202322344460.3U
Authority: CN
Inventors: 杨陆海; 殷柳华; 乔斌
Original assignee: Luonan County Jiulong Mining Co ltd
Current assignee: Luonan County Jiulong Mining Co ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-03-19
Anticipated expiration: 2033-08-30

Abstract

The utility model discloses an cantilever beam type electric hoist, which relates to the field of electric hoists, and comprises: the lifting assembly comprises a shell, a winding reel and a lifting motor are arranged at the bottom of the shell, and a steel wire rope is wound on the winding reel; the lifting hook assembly comprises a connecting seat, the top of the lifting hook assembly is connected with a steel wire rope, and the right end of the bottom of the connecting seat is fixedly provided with a lifting hook body; the brake assembly comprises a protective shell, an electric push rod is mounted in the protective shell, and a limiting plate is connected to the telescopic end of the electric push rod. According to the utility model, the brake assembly is arranged, when the electric hoist is stationary on the arm beam, the electric push rod in the brake assembly works to push the limiting plate to move upwards to be in contact with the bottom wall of the arm beam, so that the friction force between the electric hoist and the arm beam is increased, the electric hoist is not easy to slide when stationary on the arm beam, and the electric hoist has good stability and good safety.

Description

Cantilever beam type electric hoist

Technical Field

The utility model relates to the field of electric hoists, in particular to an cantilever type electric hoist.

Background

The electric hoist is a special hoisting device, and is arranged on the crown block and the gantry crane. The electric hoist has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, and is used for industrial and mining enterprises, storage, wharfs and other places. The working principle is that the power is supplied through the sliding contact wire, the handle is used for operation, and the lifting motor and the traveling motor of the electric hoist are controlled through the control loop in the control box, so that the purposes of lifting equipment and the like are achieved.

At present, when most of the existing cantilever beam type electric hoist is static on an arm beam, the static of a guide moving wheel on the arm beam is realized through automatic locking of a motor, and as the contact area between the guide moving wheel and the arm beam is small, the guide moving wheel rolls on the arm beam for a long time and is easy to wear, the friction force between the guide moving wheel and the arm beam is reduced, but when suspended cargoes are heavy, and the arm beam is in an inclined state, the inclined force is easily caused to be larger than the static friction force between the guide moving wheel and the arm beam, so that the electric hoist slides on the arm beam, and the safety and the stabilizing effect are reduced.

Therefore, it is necessary to invent an cantilever type electric hoist to solve the above problems.

Disclosure of Invention

The utility model aims to provide an cantilever beam type electric hoist, which solves the problems that in the prior art, when suspended goods are heavy and an arm beam is in an inclined state, the inclined force is easily larger than the static friction force between a guide moving wheel and the arm beam, so that the electric hoist slides on the arm beam, and the safety and the using effect are reduced.

In order to achieve the above object, the present utility model provides the following technical solutions: an cantilever beam electric hoist comprising:

the lifting assembly comprises a shell, a winding reel and a lifting motor are arranged at the bottom of the shell, the output end of the lifting motor is connected with the winding reel, and a steel wire rope is wound on the winding reel;

the lifting hook assembly comprises a connecting seat, the top of the lifting hook assembly is connected with a steel wire rope, the right end of the bottom of the connecting seat is fixedly provided with a lifting hook body, and the left end of the bottom of the connecting seat is provided with a sealing piece;

a sports car assembly sliding on the arm beam, the sports car assembly being mounted on top of the housing;

the brake assembly comprises a protective shell, the protective shell is arranged at the left part of the shell, an electric push rod is arranged in the protective shell, and a limiting plate is connected to the telescopic end of the electric push rod.

Preferably, the protection shell is connected with the left side wall of the shell through bolts, a mounting cavity is formed in one side, close to the shell, of the protection shell, and the electric push rod is mounted in the mounting cavity, so that the protection shell is connected with the shell simply and firmly.

Preferably, the spout has all been seted up to both sides wall around the installation cavity, the bottom of both sides all is fixed with the connecting block around the spacing plate, one side that the bottom of connecting block is close to the spout is fixed with the slider, the slider slides the nestification in the spout, and when the spacing plate reciprocated, drives the slider and slides in the spout, and the slider slides in the spout and spacing the spacing plate for the spacing plate reciprocates stably, can not take place the skew.

Preferably, the top of spacing plate is fixed with the rubber cushion, equidistant protective slot of having seted up in the top of rubber cushion, through the protective slot at rubber cushion and rubber cushion top, increases the frictional force between spacing plate and the arm beam bottom.

Preferably, the through hole has been seted up to the lower part left end of connecting seat, the closure includes branch, branch slip nest is in the through hole, the bottom mounting of branch has the sleeve, the sleeve cup joints on the gib head of the lifting hook coupler body, be provided with the spring between telescopic upper end and the connecting seat, the spring cup joints on branch, upwards pulls the sleeve, removes the locking to the lifting hook coupler body, hangs the goods on the lifting hook coupler body after, cup joints the sleeve on the gib head of the lifting hook coupler body, seals and locks the lifting hook coupler body, prevents that the goods from breaking away from the lifting hook coupler body when removing.

Preferably, a pull plate is fixed at the top end of the outer side of the sleeve, and the acting force is conveniently exerted on the sleeve through the pull plate, so that the sleeve is conveniently driven to move upwards or downwards.

Preferably, the top of branch is fixed with spacing dish, the diameter of spacing dish is greater than the diameter of through-hole, carries out spacingly to branch through spacing dish, prevents that branch from breaking away from the through-hole.

In the technical scheme, the utility model has the technical effects and advantages that:

1. through being provided with the brake subassembly, when this electric block is static on the arm roof beam, the electric putter work in the brake subassembly promotes spacing plate and moves upwards and contradict with the bottom wall of arm roof beam, increases the frictional force between this electric block and the arm roof beam for this electric block is difficult for sliding when static on the arm roof beam, and stability is good, and is safe mutually good;

2. through being provided with the closure on the lifting hook subassembly, can block the lifting hook coupler body, prevent that the goods from unhooking, improved the security.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

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

FIG. 2 is a schematic illustration of a brake assembly according to the present utility model;

FIG. 3 is a diagram showing the connection between a limit plate and a rubber cushion block;

FIG. 4 is a schematic view of a hook assembly of the present utility model;

FIG. 5 is a schematic view of a connector according to the present utility model;

fig. 6 is a schematic view of a closure of the present utility model.

Reference numerals illustrate:

1. a lifting assembly; 11. a housing; 12. a spool; 13. a hoisting motor; 14. a wire rope;

2. a hook assembly; 21. a connecting seat; 22. a hook body of the lifting hook; 23. a closure; 231. a support rod; 232. a sleeve; 233. a spring; 234. pulling a plate; 235. a limiting disc; 24. a through hole;

3. a sports car assembly;

4. a brake assembly; 41. a protective shell; 42. an electric push rod; 43. a limit plate; 44. a mounting cavity; 45. a chute; 46. a connecting block; 47. a slide block; 48. a rubber cushion block; 49. a protective groove.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The utility model provides an cantilever beam type electric hoist as shown in fig. 1 to 4, comprising:

the lifting assembly 1, the lifting assembly 1 comprises a shell 11, a winding reel 12 and a lifting motor 13 are arranged at the bottom of the shell 11, the output end of the lifting motor 13 is connected with the winding reel 12, and a steel wire rope 14 is wound on the winding reel 12;

the lifting hook assembly 2, the lifting hook assembly 2 comprises a connecting seat 21, the top of the lifting hook assembly 2 is connected with the steel wire rope 14, and the right end of the bottom of the connecting seat 21 is fixedly provided with a lifting hook body 22;

a sports car component 3 sliding on the arm beam, wherein the sports car component 3 is arranged at the top of the shell 11;

the brake subassembly 4, the brake subassembly 4 includes protective housing 41, and protective housing 41 installs in the left portion of casing 11, and the internally mounted of protective housing 41 has electric putter 42, and electric putter 42's flexible end is connected with spacing plate 43.

The protective shell 41 is connected with the left side wall of the shell 11 through bolts, a mounting cavity 44 is formed in one side, close to the shell 11, of the protective shell 41, and the electric push rod 42 is mounted in the mounting cavity 44, so that the protective shell 41 is connected with the shell 11 simply and firmly.

The spout 45 has all been seted up to both sides wall around the installation cavity 44, and the bottom of both sides all is fixed with connecting block 46 around spacing plate 43, and one side that the bottom of connecting block 46 is close to spout 45 is fixed with slider 47, and slider 47 slip nest in spout 45, and when spacing plate 43 reciprocates, drive slider 47 in spout 45 internal sliding, slider 47 is in spout 45 internal sliding carries out spacingly spacing plate 43 for spacing plate 43 reciprocates stably, can not take place the skew.

The top of the limiting plate 43 is fixed with a rubber cushion block 48, and the top of the rubber cushion block 48 is provided with a protection groove 49 at equal intervals.

In the utility model, when the electric hoist is stationary after moving on the arm beam, the electric push rod 42 in the brake assembly 4 works to push the limiting plate 43 to move upwards to be in contact with the bottom wall of the arm beam, so that the friction force between the electric hoist and the arm beam is increased, the electric hoist is not easy to slide when stationary on the arm beam, the stability is good, the top of the limiting plate 43 is fixed with the rubber cushion blocks 48, the top of the rubber cushion blocks 48 are provided with the protection grooves 49 at equal intervals, and the friction force between the limiting plate 43 and the bottom of the arm beam is increased through the protection grooves 49 at the tops of the rubber cushion blocks 48 and the rubber cushion blocks 48, so that the stability of the electric hoist when stationary after moving on the arm beam is ensured.

As shown in fig. 1 and fig. 4 to fig. 6, a closing member 23 is provided at the left end of the bottom of the connecting seat 21, a through hole 24 is provided at the left end of the lower portion of the connecting seat 21, the closing member 23 includes a supporting rod 231, the supporting rod 231 is slidably nested in the through hole 24, a sleeve 232 is fixed at the bottom end of the supporting rod 231, the sleeve 232 is sleeved on the hook head of the hook body 22, a spring 233 is provided between the upper end of the sleeve 232 and the connecting seat 21, the spring 233 is sleeved on the supporting rod 231, the sleeve 232 is pulled upwards, the locking of the hook body 22 is released, after the goods are hung on the hook body 22, the sleeve 232 is sleeved on the hook head of the hook body 22, the hook body 22 is locked in a sealing manner, and the goods are prevented from being separated from the hook body 22 when moving.

A pull plate 234 is fixed to the top end of the outer side of the sleeve 232, and the pull plate 234 facilitates acting force on the sleeve 232, so that the sleeve 232 is conveniently driven to move up or down.

The top of branch 231 is fixed with spacing dish 235, and the diameter of spacing dish 235 is greater than the diameter of through-hole 24, carries out spacingly to branch 231 through spacing dish 235, prevents that branch 231 from breaking away from through-hole 24.

In the utility model, when a load is hung on the hook body 22, the sleeve 232 is pulled upwards, so that the sleeve 232 moves upwards to be separated from the hook head of the hook body 22, thereby releasing the locking of the hook body 22, after the load is hung on the hook body 22, the sleeve 232 is sleeved on the hook head of the hook body 22, the hook body 22 is locked in a sealing manner, the spring 233 at the top of the sleeve 232 presses the sleeve 232, and the sleeve 232 is not easy to separate from the hook body 22, thereby ensuring the safety of the load when the load is hung on the hook body 22 and effectively preventing the load from unhooking.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. An electric hoist of cantilever type, characterized in that includes:

the hoisting assembly (1), the hoisting assembly (1) comprises a shell (11), a winding reel (12) and a hoisting motor (13) are arranged at the bottom of the shell (11), the output end of the hoisting motor (13) is connected with the winding reel (12), and a steel wire rope (14) is wound on the winding reel (12);

the lifting hook assembly (2), the lifting hook assembly (2) comprises a connecting seat (21), the top of the lifting hook assembly (2) is connected with the steel wire rope (14), a lifting hook body (22) is fixed at the right end of the bottom of the connecting seat (21), and a sealing piece (23) is arranged at the left end of the bottom of the connecting seat (21);

a sports car assembly (3) sliding on the arm beam, wherein the sports car assembly (3) is arranged at the top of the shell (11);

brake subassembly (4), brake subassembly (4) include protection shell (41), the left part at casing (11) is installed to protection shell (41), the internally mounted of protection shell (41) has electric putter (42), the flexible end of electric putter (42) is connected with spacing plate (43).

2. The cantilever beam electric hoist of claim 1, wherein: the protection shell (41) is connected with the left side wall of the shell (11) through bolts, a mounting cavity (44) is formed in one side, close to the shell (11), of the protection shell (41), and the electric push rod (42) is mounted in the mounting cavity (44).

3. The cantilever beam electric hoist of claim 2, wherein: the sliding grooves (45) are formed in the front side wall and the rear side wall of the mounting cavity (44), connecting blocks (46) are fixed at the bottoms of the front side and the rear side of the limiting plate (43), sliding blocks (47) are fixed at one side, close to the sliding grooves (45), of the bottom ends of the connecting blocks (46), and the sliding blocks (47) are slidably nested in the sliding grooves (45).

4. The cantilever beam electric hoist of claim 1, wherein: the top of spacing plate (43) is fixed with rubber cushion (48), protection groove (49) have been seted up to equidistant at the top of rubber cushion (48).

5. The cantilever beam electric hoist of claim 1, wherein: the utility model discloses a lifting hook, including connecting seat (21), lower part left end, through-hole (24) have been seted up to lower part left end of connecting seat (21), closure (23) include branch (231), branch (231) slip nestification is in through-hole (24), the bottom mounting of branch (231) has sleeve (232), sleeve (232) cup joint on the gib head of lifting hook coupler body (22), be provided with spring (233) between the upper end of sleeve (232) and connecting seat (21), spring (233) cup joint on branch (231).

6. The electric cantilever hoist according to claim 5, wherein: a pulling plate (234) is fixed at the top end of the outer side of the sleeve (232).

7. The electric cantilever hoist according to claim 5, wherein: and a limiting disc (235) is fixed at the top end of the supporting rod (231), and the diameter of the limiting disc (235) is larger than that of the through hole (24).