CN212769581U - Electric block elasticity compression roller wire rope prevents in disorder device - Google Patents

Abstract

An electric hoist elastic compression roller steel wire rope disorder prevention device comprises symmetrically arranged vertical plates, wherein threaded holes are respectively formed in the top ends of the two vertical plates, horizontally arranged cover plates are respectively arranged on the top ends of the vertical plates, vertical through holes are respectively formed in the two ends of each cover plate, one end of each cover plate is fixedly connected with the corresponding vertical plate, one end, away from the corresponding vertical plate, of each cover plate is respectively provided with a fixing device, each fixing device comprises a tightening bolt vertically assembled on the corresponding through hole of the corresponding cover plate, and the lower end of each tightening bolt extends to the position below the corresponding; the apron below is equipped with closing device, and closing device includes the back shaft, and the both ends of back shaft are equipped with the bearing board respectively, and the screw hole that corresponds with tightening bolt is do not seted up on the top of two bearing boards, tightening bolt and bearing board screw thread fixed connection are equipped with the bearing on the back shaft in two bearing boards respectively, and the cover is equipped with the compression roller on the back shaft, and the both ends of compression roller respectively with the bearing assembly that corresponds. The utility model discloses simple structure, simple to operate can prevent effectively that wire rope from scurrying in disorder.

Description

Electric block elasticity compression roller wire rope prevents in disorder device

Technical Field

The utility model belongs to the technical field of hoisting equipment, especially, relate to an electric block elasticity compression roller wire rope prevents in disorder device.

Background

The electric hoist is a special hoisting device, is installed 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 used in places such as industrial and mining enterprises, storage, docks and the like.

When the reel of electric block hoists the heavy object, the phenomenon of indiscriminate row can appear in wire rope on the reel, and when the indiscriminate row appears in wire rope, wire rope will appear drawing to one side to the lifting hook, and wire rope draws to one side can increase the wire rope atress to shorten wire rope's life, damaged the reel of electric block even. The conventional electric hoist mostly adopts a rope guide in order to prevent a steel wire rope from being jumped, but the rope guide is easy to damage due to the inclined pulling of the steel wire rope, has short service life, is high in maintenance cost due to frequent replacement of the rope guide, and delays the working time of workers.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the indiscriminate problem of scurrying of wire rope on the electric block reel, provide an indiscriminate device is prevented to electric block elasticity compression roller wire rope, including the riser that two vertical symmetries set up, two risers correspond respectively and fix the ring flange top in the reel both sides. The top of riser is equipped with the apron that the level set up respectively, and vertical through-hole has been seted up respectively to the apron both ends, and vertical decurrent screw hole has been seted up on the top of riser, is equipped with fixing bolt on riser and the apron, and the riser passes through fixing bolt with the apron and can dismantle fixed connection. The other end of apron extends to the inboard of riser, and the apron one end of keeping away from the riser is equipped with fixing device respectively, and fixing device includes vertical assembly tightening bolt on the apron through-hole, and tightening bolt upper portion threaded connection has gland nut, and gland nut's bottom and apron up end top tight contact, gland nut play the fixed stay effect, conveniently rotate tightening bolt, and tightening bolt's lower extreme extends to the below of apron. The apron below is equipped with closing device, closing device includes the back shaft that the level set up, the back shaft plays and supports fixed effect, the both ends of back shaft are equipped with the bearing board respectively, the screw hole that corresponds with tightening bolt is do not seted up on the top of two bearing boards, tightening bolt's lower part respectively with bearing board screw thread fixed connection, be equipped with the bearing on the back shaft of two bearing inboard sides respectively, the cover is equipped with the pinch roller that the level set up on the back shaft, the both ends of pinch roller respectively with the bearing assembly that corresponds, the pinch roller can free rotation under the effect of bearing, during the assembly, the lower roll of pinch roller is along with the wire rope contact top on the reel tightly, the wire rope individual layer winding is on the reel.

Preferably, a compression spring is arranged between the cover plate and the bearing plate, the compression spring is sleeved on the lower portion of the tightening bolt, the compression spring is always in a compression state, vertical downward pressure is applied to the bearing plate, the pressing roller can move up and down in a micro-motion mode, the situation that the distance between the pressing roller and the winding drum is too small, the extrusion force on the steel wire rope is too large, and the steel wire rope is damaged is avoided.

Preferably, all seted up the draw-in groove on the back shaft in the bearing board outside, set up threaded hole on the bearing board lateral wall of draw-in groove top, be equipped with in the draw-in groove with draw-in groove matched with cardboard, correspond the threaded hole on the bearing board lateral wall on the cardboard and seted up the fixed orifices, the cardboard passes through the screw and bears bearing board fixed connection, the back shaft has been avoided for bearing the bearing board rotation in the setting of cardboard for the back shaft is fixed more firmly.

Preferably, all be equipped with the spacer sleeve between bearing board and the pinch roller, the spacer sleeve is established respectively at the both ends of back shaft, and the spacer sleeve can avoid the bearing to slide at the back shaft, has strengthened the steadiness of bearing.

The scheme has the following advantages:

the compression spring on the fixing device is arranged, so that the compression roller can slightly move up and down, and the phenomenon that the compression roller or the steel wire rope is damaged due to clamping of the steel wire rope caused by the fact that the distance between the lower roller edge of the compression roller and the upper edge of the winding drum is too small is avoided; the clamping plate prevents the support shaft from rotating, the stability of the support shaft is enhanced, and the service life of the pressing device is prolonged; the vertical plate and the cover plate are detachably connected through the fixing bolt, so that when equipment is damaged, the vertical plate and the cover plate are convenient to detach and maintain, and the working efficiency is improved; the compression nut plays a role in fixing and supporting and is convenient to rotate for tightening the bolt.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a left side view structure diagram of the present invention.

Reference numerals: 1. a vertical plate; 2. a cover plate; 3. a fixing device; 4. a pressing device; 5. a reel; 6. a wire rope; 7. a flange plate; 21. fixing the bolt; 31. tightening the bolt; 32. a compression spring; 33. a compression nut; 41. a support shaft; 42. a bearing plate; 43. a bearing; 44. a pressure roller; 45. clamping a plate; 46. and a spacer sleeve.

Detailed Description

As shown in fig. 1-2, the disorder prevention device for the steel wire rope of the elastic compression roller of the electric hoist comprises two vertical plates 1 which are vertically and symmetrically arranged, wherein the two vertical plates 1 are respectively and correspondingly fixed at the top ends of flange plates 7 at two sides of a winding drum 5. The top of riser 1 is equipped with the apron 2 that the level set up respectively, and vertical through-hole has been seted up respectively at 2 both ends of apron, and vertical decurrent screw hole has been seted up on the top of riser 1, is equipped with fixing bolt 21 on riser 1 and the apron 2, and riser 1 can dismantle fixed connection through fixing bolt 21 with apron 2. The other end of apron 2 extends to the inboard of riser 1, and the one end that apron 2 kept away from riser 1 is equipped with fixing device 3 respectively, fixing device 3 includes vertical assembly fastening bolt 31 on apron 2 through-hole, fastening bolt 31's upper portion threaded connection has gland nut 33, gland nut 33's bottom and apron 2's up end top tight contact, gland nut 33 plays the fixed stay effect, conveniently rotate fastening bolt 31, fastening bolt 31's lower extreme extends to apron 2's below. The below of apron 2 is equipped with closing device 4, closing device 4 includes the back shaft 41 that the level set up, back shaft 41 plays the fixed effect of support, the both ends of back shaft 41 are equipped with bearing plate 42 respectively, the screw hole that corresponds with tightening bolt 31 is seted up respectively on the top of two bearing plates 42, tightening bolt 31's lower part respectively with bearing plate 42 screw thread fixed connection, be equipped with bearing 43 on the back shaft 41 of two bearing plate 42 inboards respectively, the cover is equipped with the pinch roller 44 that the level set up on the back shaft 41, the both ends of pinch roller 44 respectively with the assembly of corresponding bearing 43, pinch roller 44 can free rotation under the effect of bearing 43, during the assembly, pinch roller 44's lower roll along with the wire rope 6 contact top on the reel 5, wire rope 6 individual layer winding is on reel 5.

Preferably, a compression spring 32 is arranged between the cover plate 2 and the bearing plate 42, the compression spring 32 is sleeved on the lower portion of the tightening bolt 31, the compression spring 32 is always in a compression state, a vertical downward pressure is provided for the bearing plate 42, the pressing roller 44 can move up and down in a micro-motion manner, and the problems that the distance between the pressing roller 44 and the winding drum 5 is too small, the extrusion force on the steel wire rope 6 is too large, and the steel wire rope 6 is damaged are solved.

Preferably, all seted up the draw-in groove on the back shaft 41 in the bearing plate 42 outside, set up threaded hole on the bearing plate lateral wall of draw-in groove top, be equipped with in the draw-in groove with draw-in groove matched with cardboard 45, the upper end of cardboard 45 corresponds the screw hole on the bearing plate 42 lateral wall and has seted up the fixed orifices, cardboard 45 passes through screw and bearing plate 45 fixed connection, the setting of cardboard 45 has avoided back shaft 41 to rotate for bearing plate 42 for back shaft 41 is fixed more firm.

Preferably, a spacer 46 is arranged between the bearing plate 42 and the pressing roller 44, the spacer 46 is respectively sleeved at two ends of the supporting shaft 41, the spacer 46 can prevent the bearing 43 from sliding on the supporting shaft 41, and the stability of the bearing 43 is enhanced.

The use process comprises the following steps:

the utility model discloses during the use, anticlockwise rotation gland nut 33 respectively, pinch roller 44 is along with tightening bolt 31 downstream, when treating that the wire rope 6 contact on pinch roller 44 and the reel 5 pushes up tightly, stop rotating gland nut 33. When the winding drum 5 lifts the lifting hook, the steel wire rope 6 is sequentially wound on the winding drum 5 in a single layer under the combined action of the pressing roller 44 and the winding drum 5, and when the winding drum 5 winds the steel wire rope 6, the pressing roller 44 rotates under the action of friction force of the steel wire rope 6.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims (6)

1. The utility model provides an indiscriminate device is prevented to electric block elasticity compression roller wire rope, includes the riser that two vertical symmetries set up, and two risers correspond respectively and fix the ring flange top in the reel both sides, its characterized in that: the top end of the vertical plate is respectively provided with a horizontally arranged cover plate, the two ends of the cover plate are respectively provided with a vertical through hole, one end of the cover plate is detachably and fixedly connected with the vertical plate, the other end of the cover plate extends to the inner side of the vertical plate, one end of the cover plate, far away from the vertical plate, is respectively provided with a fixing device, the fixing device comprises a tightening bolt vertically assembled on the through hole of the cover plate, and the lower end of the tightening bolt extends to the lower part of the cover plate; the apron below is equipped with closing device, closing device includes the back shaft that the level set up, and the both ends of back shaft are equipped with the bearing board respectively, and the screw hole that corresponds with tightening bolt is do not seted up on the top of two bearing boards, tightening bolt's lower part respectively with bearing board screw thread fixed connection, be equipped with the bearing on the back shaft of two bearing inboard sides respectively, overlap on the back shaft and be equipped with the compression roller that the level set up, the both ends of compression roller respectively with the bearing assembly that corresponds.

2. The electric hoist elastic compression roller steel wire rope disorder prevention device according to claim 1, characterized in that: the upper part of the tightening bolt is in threaded connection with a compression nut; and a compression spring is arranged between the cover plate and the bearing plate and sleeved at the lower part of the tightening bolt.

3. The electric hoist elastic compression roller steel wire rope disorder prevention device according to claim 2, characterized in that: all seted up the draw-in groove on the back shaft in the bearing plate outside, set up threaded hole on the bearing plate lateral wall of draw-in groove top, be equipped with in the draw-in groove with draw-in groove matched with cardboard, correspond the screw hole on the bearing plate lateral wall on the cardboard, seted up the fixed orifices, the cardboard passes through screw and bearing plate fixed connection.

4. The electric hoist elastic compression roller steel wire rope disorder prevention device is characterized in that: and spacing sleeves are respectively arranged between the bearing plate and the pressing roller and are respectively sleeved at two ends of the supporting shaft.

5. The electric hoist elastic compression roller steel wire rope disorder prevention device is characterized in that: the top end of the vertical plate is provided with a vertical downward threaded hole, the vertical plate and the cover plate are provided with fixing bolts, and the vertical plate and the cover plate are detachably and fixedly connected through the fixing bolts.

6. The electric hoist elastic compression roller steel wire rope disorder prevention device is characterized in that: the lower roller edge of the pressing roller is tightly pressed against the steel wire rope on the winding drum.

Images