CN214192383U

CN214192383U - Intelligent crane pulley block structure

Info

Publication number: CN214192383U
Application number: CN202121539874.6U
Authority: CN
Inventors: 于海洋; 韩晓敏; 聂福全; 刘征斌; 姚崇; 曾光明; 聂雨萱; 张东绯
Original assignee: Henan Weihua Heavy Machinery Co Ltd
Current assignee: Henan Weihua Heavy Machinery Co Ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-09-14
Anticipated expiration: 2031-07-08

Abstract

An intelligent crane pulley block structure relates to the field of crane lifting equipment, and comprises an installation base and a plurality of supporting vertical plates, wherein pulley assemblies are installed between every two adjacent supporting vertical plates, and the axial distance between every two adjacent pulley assemblies is greater than the maximum radius of the two pulley assemblies; the pulley component comprises a wheel shaft and pulleys, the surface of the support vertical plate is provided with a shaft hole, a shaft sleeve is fixedly sleeved in the shaft hole, the outer end surface of the shaft sleeve is provided with an end cover, and two end surfaces of the wheel shaft are connected with the outer edge surfaces of the corresponding end covers; the end face of the wheel shaft is provided with an oil inlet, the pulley is rotatably arranged on the shaft body of the wheel shaft through at least two radial bearings arranged side by side, an inner spacing ring is arranged between every two adjacent radial bearings, the inner spacing ring is provided with an oil outlet in a penetrating way, and an oil conveying channel communicated with the oil inlet and the oil outlet is arranged in the wheel shaft; a pulley guard plate is wrapped outside the wheel surface of the pulley with a gap; this intelligence crane assembly pulley structure can eliminate the pulley and increase the drawback that needs increase shaft diameter of wheel axle, improves lubricated effect and dismouting maintenance's convenience.

Description

Intelligent crane pulley block structure

Technical Field

The utility model belongs to the technical field of intelligent crane plays to rise equipment and specifically relates to an intelligence hoist assembly pulley structure is related to.

Background

The assembly pulley is the important part of intelligent hoisting machinery, the wire rope of different diameters corresponds different pulley diameters, when the assembly pulley is constituteed to the more range of pulley piece quantity on same root axis, just need longer shaft to install the pulley piece, this moment because the length of axle is great, it is great to bear the moment of flexure, the diameter of axle just needs to be increaseed, at this moment will increase the pulley specification that corresponds with diameter wire rope, be unfavorable for standardizing, and coaxial upper pulley piece quantity is more, not only need longer lubricated oil hole processing equipment, and can reduce lubricated effect, in addition, need all to tear down the pulley piece open when assembling and maintaining the pulley, very troublesome.

Disclosure of Invention

In order to overcome not enough among the background art, the utility model discloses an intelligence hoist assembly pulley structure can eliminate the pulley and increase the drawback that needs increase the shaft diameter of shaft, improves the convenience that lubricated effect and dismouting were maintained.

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

an intelligent crane pulley block structure comprises a mounting base and a plurality of supporting vertical plates which are fixed on the upper surface of the mounting base side by side, wherein a pulley component with a horizontal axis is arranged between every two adjacent supporting vertical plates, and the distance between the axes of every two adjacent pulley components is greater than the maximum radius of the corresponding two pulley components; the pulley assembly comprises a wheel shaft and at least one pulley, the surface of the support vertical plate is provided with a shaft hole through which the corresponding end part of the wheel shaft passes, shaft sleeves are fixedly sleeved in the shaft hole, the outer end surface of each shaft sleeve is provided with an end cover, two ends of the wheel shaft are correspondingly inserted into the two corresponding shaft sleeves respectively, and the end surface of the wheel shaft is detachably and fixedly connected with the outer edge surface of the corresponding end cover through a screw in; the center of the end cover is provided with a yielding hole, the end face of the wheel shaft corresponding to the yielding hole is provided with an oil inlet hole, the pulley is rotatably arranged on a wheel shaft body at least through two radial bearings arranged side by side, an inner spacing ring sleeved on the wheel shaft body is arranged between every two adjacent radial bearings, the inner ring surface and the outer ring surface of the inner spacing ring are provided with oil outlet holes in a penetrating manner, and an oil transportation channel communicated with the oil inlet hole and the oil outlet holes is arranged inside the wheel shaft; the outer gapped package of wheel face of pulley is equipped with the pulley backplate, and the pulley backplate passes through bolt assembly to be connected in corresponding support riser face.

Furthermore, the number of the supporting vertical plates is four, and three pulley assemblies are correspondingly arranged.

Further, three loose pulley assembly is middle high-order, and the low convex setting of both sides is put, and the support riser in the two outmost sides is established to the short slab of adaptation both sides loose pulley assembly installation.

Furthermore, the three pulley assemblies are arranged in a concave manner, wherein the middle of each pulley assembly is low, the two sides of each pulley assembly are high, and the supporting vertical plate surfaces on the two outermost sides are provided with operation holes corresponding to the end parts of the wheel shafts of the middle pulley assemblies.

Furthermore, the outer wall of the axle body of the axle corresponding to the inner spacing ring is provided with an annular oil storage groove, and the oil inlet hole is correspondingly communicated with the annular oil storage groove through an oil transportation channel.

Furthermore, the oil outlet is evenly encircled along interior spacer ring circumference and is equipped with a plurality ofly.

Further, be connected with the reinforcing plate between the bottom of two adjacent riser that support, the reinforcing plate upper surface is equipped with from two adjacent riser clearance middle parts to the slope of clearance both ends declivity, the bottom face of pulley backplate is equipped with the small opening.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

the utility model discloses an intelligence hoist assembly pulley structure is through changing traditional unipolar loose pulley into multiaxis loose pulley to install a plurality of loose pulley through a determining deviation on supporting the riser, guarantee under the unchangeable condition of pulley quantity, can make the atress of every shaft less, also need not increase the shaft diameter of axle, thereby can adopt less journal bearing, practiced thrift the cost greatly, be convenient for realize the standardization of pulley, just the utility model discloses a plurality of loose pulley's overall arrangement also can be convenient for the pertinence dismouting maintenance of carrying on, has improved the efficiency of maintaining, and the transport and the lubrication of lubricating oil also can be convenient for to shorter shaft, have reduced the processing cost of shaft, have improved lubricated effect.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of section A of FIG. 1;

fig. 3 is a schematic diagram of another embodiment of the present invention.

In the figure: 1. a support vertical plate; 101. an operation hole; 2. a pulley guard plate; 3. a sheave assembly; 301. a wheel axle; 302. a radial bearing; 303. a pulley; 304. a shaft sleeve; 305. an end cap; 306. an oil inlet hole; 307. an oil delivery passage; 308. an inner spacer ring; 309. an oil outlet hole; 4. installing a base; 5. a reinforcing plate.

Detailed Description

In the following description, the technical solution of the present invention will be described with reference to the accompanying drawings in the embodiment of the present invention, it should be understood that, if there are the indicated positions or positional relationships such as "upper", "lower", "front", "rear", "left", "right", etc., it only corresponds to the drawings of the present invention, and for convenience of description, it is not intended to indicate or imply that the indicated device or element must have a specific position:

the pulley block structure of the intelligent crane described in conjunction with the attached drawings 1-3 comprises an installation base 4 and a plurality of support vertical plates 1 fixed on the upper surface of the installation base 4 side by side, pulley assemblies 3 with horizontal axes are installed between every two adjacent support vertical plates 1, and the axial distance between every two adjacent pulley assemblies 3 is larger than the maximum radius of the corresponding two pulley assemblies 3, so that installation interference between every two adjacent pulley assemblies 3 is prevented, a traditional single-shaft pulley block is changed into a multi-shaft pulley block, and a plurality of pulley assemblies 3 are installed on the support vertical plates 1 at a certain interval, so that under the condition that the number of pulleys 303 is not changed, the stress of each wheel shaft 301 is smaller, the shaft diameter of the wheel shaft 301 is not required to be increased, a smaller radial bearing 302 can be adopted, and the cost is greatly saved; according to the requirement, four supporting vertical plates 1 are arranged, and three pulley assemblies 3 are correspondingly arranged, wherein in one embodiment, the three pulley assemblies 3 are in a middle high position, the two sides of the supporting vertical plates 1 are in convex arrangement, the two outermost supporting vertical plates 1 are short plates which are matched with the pulley assemblies 3 on the two sides, materials are saved, in the other embodiment, the three pulley assemblies 3 are in a middle low position, the two sides of the supporting vertical plates 1 are in concave arrangement, and the end parts, corresponding to the wheel shafts 301 of the middle pulley assemblies 3, of the plate surfaces of the two outermost supporting vertical plates 1 are provided with operation holes 101, so that the wheel shafts 301 can be conveniently disassembled and assembled through the operation holes 101;

the pulley assembly 3 comprises an axle 301 and at least one pulley 303, the surface of the support vertical plate 1 is provided with an axle hole through which the corresponding end of the axle 301 passes, an axle sleeve 304 is fixedly sleeved in the axle hole, an end cover 305 is arranged on the outer end face of the axle sleeve 304, two ends of the axle 301 are respectively inserted into the two corresponding axle sleeves 304 in a corresponding matching manner, the end face of the axle 301 is detachably and fixedly connected with the outer edge face of the corresponding end cover 305 through a screw, and the axle 301 and the axle sleeve 304 cannot relatively rotate through screw fastening, oil leakage from the end cover 305 can be prevented, and the pulley 303 at any position is damaged, so that targeted disassembly, assembly and maintenance can be facilitated, and the maintenance efficiency is improved;

the center of the end cover 305 is provided with a yielding hole, the end face of the axle 301 corresponding to the yielding hole is provided with an oil inlet hole 306, the pulley 303 is rotatably arranged on the axle body of the axle 301 through at least two radial bearings 302 arranged side by side, an inner spacing ring 308 sleeved on the axle body of the axle 301 is arranged between every two adjacent radial bearings 302, the inner ring surface and the outer ring surface of the inner spacing ring 308 are provided with an oil outlet hole 309 in a penetrating way, and an oil conveying channel 307 for communicating the oil inlet hole 306 with the oil outlet hole 309 is arranged in the axle 301, so that lubricating oil can enter the radial bearings 302 through the oil inlet hole 306 and the oil conveying channel 307, the shorter axle 301 can facilitate the conveying and the lubricating of the lubricating oil, the processing cost of the axle is reduced, and the lubricating effect is improved; according to the requirement, the outer wall of the axle body of the axle 301 corresponding to the inner spacing ring 308 is provided with an annular oil storage groove, the oil inlet hole 306 and the annular oil storage groove are correspondingly communicated through the oil delivery channel 307, and the annular oil storage groove is arranged, so that the oil outlet hole 309 and the oil delivery channel 307 are prevented from being not corresponding to cause blockage under the condition that the inner spacing ring 308 and the axle 301 rotate relatively; in addition, a plurality of oil outlet holes 309 are uniformly arranged along the circumferential direction of the inner spacing ring 308 in a surrounding manner, so that the uniform oil outlet of the lubricating oil is ensured;

a pulley guard plate 2 is wrapped outside the wheel surface of the pulley 303 with a gap, and the pulley guard plate 2 is connected to the surface of the corresponding supporting vertical plate 1 through a bolt assembly and used for protecting the pulley 303; according to needs, be connected with reinforcing plate 5 between the bottom of adjacent two support risers 1, reinforcing plate 5 upper surface is equipped with from adjacent two support risers 1 clearance middle part to the slope of clearance both ends declivity, the bottom face of pulley backplate 2 is equipped with the small opening, prevent that pulley assembly 3 from appearing lubricating oil and leaking, and it is difficult to discover on the pulley backplate 2 to leak, through the reinforcing plate 5 that sets up the slope, when strengthening support riser 1 structural strength, can be convenient for discover lubricating oil and leak, be convenient for in time maintain or add lubricating oil.

The details of the present invention not described in detail are prior art, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention 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 invention 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, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims.

Claims

1. The utility model provides an intelligence hoist assembly pulley structure, characterized by: the pulley assembly comprises a mounting base (4) and a plurality of supporting vertical plates (1) which are fixed on the upper surface of the mounting base (4) side by side, wherein a pulley assembly (3) with a horizontal axis is arranged between every two adjacent supporting vertical plates (1), and the distance between the axes of every two adjacent pulley assemblies (3) is greater than the maximum radius of the corresponding two pulley assemblies (3); the pulley assembly (3) comprises a wheel shaft (301) and at least one pulley (303), the surface of the support vertical plate (1) is provided with a shaft hole through which the corresponding end of the wheel shaft (301) passes, a shaft sleeve (304) is fixedly sleeved in the shaft hole, the outer end face of the shaft sleeve (304) is provided with an end cover (305), two ends of the wheel shaft (301) are correspondingly inserted into the two corresponding shaft sleeves (304) respectively, and the end face of the wheel shaft (301) is detachably and fixedly connected with the outer edge face of the corresponding end cover (305) through a screwing screw; the center of the end cover (305) is provided with a yielding hole, the end face of the wheel shaft (301) corresponding to the yielding hole is provided with an oil inlet hole (306), the pulley (303) is rotatably arranged on the shaft body of the wheel shaft (301) through at least two radial bearings (302) arranged side by side, an inner spacer ring (308) sleeved on the shaft body of the wheel shaft (301) is arranged between every two adjacent radial bearings (302), the inner ring surface and the outer ring surface of the inner spacer ring (308) are provided with oil outlet holes (309) in a penetrating manner, and an oil transportation channel (307) communicated with the oil inlet hole (306) and the oil outlet hole (309) is arranged in the wheel shaft (301); the wheel face of pulley (303) is equipped with pulley backplate (2) outward gapped package, and pulley backplate (2) pass through bolt assembly and connect in corresponding support riser (1) face.

2. The intelligent crane pulley block structure according to claim 1, wherein: the number of the supporting vertical plates (1) is four, and three pulley assemblies (3) are correspondingly arranged.

3. The intelligent crane pulley block structure according to claim 2, wherein: the three pulley assemblies (3) are arranged in a convex mode with a high middle position and low two sides, and supporting vertical plates (1) on the two outermost sides are arranged to be short plates matched with the pulley assemblies (3) on the two sides.

4. The intelligent crane pulley block structure according to claim 2, wherein: the three pulley assemblies (3) are arranged in a concave manner with the middle low position and the two sides high position, and the end parts of the plate surfaces of the supporting vertical plates (1) on the two outermost sides, which correspond to the wheel shafts (301) of the middle pulley assemblies (3), are provided with operation holes (101).

5. The intelligent crane pulley block structure according to claim 1, wherein: the outer wall of the axle body of the axle (301) corresponding to the inner spacing ring (308) is provided with an annular oil storage groove, and the oil inlet hole (306) is correspondingly communicated with the annular oil storage groove through an oil conveying channel (307).

6. The intelligent crane pulley block structure according to claim 1, wherein: the oil outlet holes (309) are uniformly and annularly provided along the circumferential direction of the inner spacing ring (308).

7. The intelligent crane pulley block structure according to claim 1, wherein: be connected with reinforcing plate (5) between the bottom of two adjacent support riser (1), reinforcing plate (5) upper surface is equipped with from two adjacent support riser (1) clearance middle parts to the slope of clearance both ends declivity, the bottom face of pulley backplate (2) is equipped with the small opening.