CN211198472U

CN211198472U - Guiding assembly for spiral elevator

Info

Publication number: CN211198472U
Application number: CN201921383072.3U
Authority: CN
Inventors: 金虎杰
Original assignee: Wuhu Haogejin Automation Technology Co ltd
Current assignee: Wuhu Haogejin Automation Technology Co ltd
Priority date: 2019-08-24
Filing date: 2019-08-24
Publication date: 2020-08-07
Anticipated expiration: 2029-08-24

Abstract

The utility model relates to a guiding component for a spiral elevator, which comprises a first rolling shaft which is used for being matched with a flat spring belt in a rolling way and extruding the flat spring belt and is fully meshed with a corresponding tooth-shaped spring strip in a transition area that the flat spring belt is converted from a horizontal direction to be spirally wound around a rotation center of a spiral cylinder, and a second rolling shaft which is arranged on a circumferential surface formed by taking a rotation axis of the spiral cylinder as a rotation axis and is at the same horizontal height with the first rolling shaft and has the same structure so as to provide centripetal force to lead the flat spring belt to be spirally wound around a lifting mechanism of a belt track; and a screw jacking mechanism which provides extrusion force to enable the tooth-shaped spring strip and the flat spring belt to be tightly matched is arranged in the lifting mechanism with the track. The utility model discloses a reel and No. two reels and the flat rolling friction contact of taking of spring reduce the frictional force when carrying, prevent that the flat area of spring from receiving extrusion deformation, take place to take off the tooth phenomenon.

Description

Guiding assembly for spiral elevator

Technical Field

The utility model relates to a spiral lift spare part field, specific direction subassembly for spiral lift that says so.

Background

The existing lifting system mainly adopts a hydraulic cylinder, an air cylinder or a lead screw to realize lifting, the product structure is designed, the work in a narrow space can not be carried out, and meanwhile, the traditional lifter has high installation difficulty and high maintenance cost;

like application number CN201720953768.X spiral elevator, adopt the flat area of spring and the cooperation of flute profile spring strip to carry out spiral lift, reduce the size of elevator, higher stability has simultaneously, nevertheless its track leading truck and the fixture block 4b in with produce great resistance when carrying the flat area of spring, easily make the flat area extrusion deformation of spring, can't form helical structure and the cooperation of flute profile spring strip, make the flat area of spring take place to take place the phenomenon of taking off the tooth, seriously influence the bearing capacity of elevator, consequently need the utility model relates to a guide assembly for spiral elevator solves above-mentioned problem.

Disclosure of Invention

At present in order to solve the technical problem, the utility model provides a direction subassembly for spiral elevator. The utility model discloses the technical problem that will solve adopts following technical scheme to realize:

a guide assembly for a spiral elevator is applied to a spiral elevator, so that a flat spring belt is converted from a horizontal direction into a spiral winding state to be meshed with a toothed spring strip, the toothed spring strip is matched with a belt track lifting mechanism which drives the toothed spring strip to move up and down or contract, a first rolling shaft which is used for being in rolling fit with the flat spring belt and extruding the flat spring belt to be fully meshed with a corresponding toothed spring strip is arranged in a transition area in which the flat spring belt is converted from the horizontal direction into the spiral winding around the rotation center of the spiral cylinder, and at least one second rolling shaft which is at the same horizontal height as the first rolling shaft and has the same flat structure so as to provide centripetal force to enable the flat spring belt to be spirally wound around the belt track lifting mechanism is arranged on a circumferential surface which is formed by taking the rotation axis of the spiral cylinder as a rotation axis;

and a screw jacking mechanism which provides extrusion force to enable the tooth-shaped spring strip and the flat spring belt to be tightly matched is arranged in the lifting mechanism with the track.

And supporting plates connected with the lifting mechanism with the track are distributed below the first rolling shaft and the second rolling shaft.

The jackscrew mechanism comprises a first bearing which is spirally distributed along the axis direction of the lifting mechanism with the track and the outer circular surface of which extends out of the lifting mechanism with the track to extrude the tooth-shaped spring strip.

The supporting plate is provided with a plurality of supporting columns for enhancing the bearing capacity of the supporting plate, and a bearing plate is fixed at the tops of the supporting columns.

The diameter of the support column is smaller than that of the first rolling shaft.

The first rolling shaft comprises a connecting column arranged on the supporting plate, and the connecting column is sleeved with a rotating shaft which rotates by taking the connecting column as a rotating center.

The first bearings are abutted with adjusting screws which are in threaded fit with the lifting mechanism with the rail to adjust the extension of the first bearings.

The tooth-shaped spring strip is in rolling fit with the first bearing in the spiral lifting process.

And the extending parts of the first bearing connecting shafts are matched with U-shaped frames installed in the lifting mechanism with the rail.

The utility model has the advantages that: the utility model reduces the friction force during the conveying and prevents the spring flat belt from being extruded and deformed to cause the gear-disengaging phenomenon through the rolling friction contact between the first rolling shaft and the second rolling shaft and the spring flat belt; the utility model discloses a top thorn mechanism makes flat area of spring and profile of tooth spring strip in close contact with, prevents to make the emergence at the lift and takes off the tooth phenomenon.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a front view of the present invention;

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

FIG. 3 is a schematic partial sectional view of the present invention;

fig. 4 is a schematic view of the local amplification of the jackscrew mechanism of the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following description will be made with reference to the accompanying drawings in the embodiments, and the embodiments described are only a part of the present invention and not all of the present invention, and other embodiments obtained by those skilled in the art without inventive skill based on the present embodiment are all within the protection scope of the present invention.

As shown in fig. 1 to 4, a guide assembly for a spiral elevator, which is applied to a spiral elevator to convert a flat spring band 2 from a horizontal direction to a spiral winding state to a spiral cylinder engaged with a tooth-type spring strip 3, the tooth-shaped spring strip 3 is matched with a lifting mechanism 4 with a track which drives the tooth-shaped spring strip 3 to move up and down or contract, and comprises a first rolling shaft 5 which is arranged in a transition area where the flat spring strip 2 is converted from the horizontal direction to the spiral winding around the rotation center of a spiral cylinder and is used for rolling and matching with the flat spring strip 2 and extruding the flat spring strip 2 to be fully meshed with the corresponding tooth-shaped spring strip 3, at least one second rolling shaft 6 which is at the same level as the first rolling shaft 5 and has the same structure so as to provide centripetal force to enable the flat spring belt 2 to be spirally wound around the belt track lifting mechanism 4 is arranged on the circumferential surface formed by taking the rotating axis of the spiral cylinder as a rotating shaft;

a jackscrew mechanism 7 which provides extrusion force to enable the tooth-shaped spring strip 3 and the flat spring belt 2 to be tightly matched is arranged in the lifting mechanism 4 with the track; fig. 1 shows a spiral elevator 1, and the spiral elevator 1 and the lifting mechanism 4 with a track shown in fig. 1 to 3 have the same structure as the spiral elevator and the lifting mechanism 4 with a track described in application No. cn201720953768. x.

And a supporting plate 10 connected with the lifting mechanism 4 with the track is distributed below the first rolling shaft 5 and the second rolling shaft 6.

The screw ejecting mechanism 7 comprises a first bearing 71 which is spirally distributed along the axial direction of the lifting mechanism with track 4 and the outer circular surface of which extends out of the lifting mechanism with track 4 to extrude the toothed spring strip 3.

The supporting plate 10 is provided with a plurality of supporting columns 9 for enhancing the bearing capacity of the supporting plate 10, and the top of each supporting column 9 is fixed with a bearing plate 8.

The diameter of the support 9 is smaller than that of the first rolling shaft 5, so that movement interference in the conveying process of the flat spring belt 2 is prevented.

The first roller 5 comprises a connecting column 11 arranged on a supporting plate 10, and the connecting column 11 is sleeved with a rotating shaft 12 which rotates by taking the connecting column 11 as a rotating center; a second bearing 13 is arranged between the connecting column 11 and the rotating shaft 12, and the second bearing 13 reduces the friction force between the rotating shaft 12 and the connecting column 11; make through No. two bearings 13 and form rolling friction fit between roller 5 and No. two rollers 6, reduce the frictional resistance of transportation process, prevent that flat area 2 of spring from receiving extrusion deformation, unable and the complete cooperation of profile of tooth spring strip 3, the phenomenon of taking place the partial tooth of taking place.

The first bearings 71 are respectively abutted with an adjusting screw 73 which is in threaded fit with the lifting mechanism 4 with the rail to adjust the extension of the first bearings 71; the length of the part of the adjusting screw 73 engaged with the tracked lifting mechanism 4 is changed by rotating the adjusting screw 73, so that the first bearing 71 is pushed, and the protruding amount of the first bearing 71 is adjusted.

The tooth-shaped spring strip 3 is in rolling fit with the first bearing 71 in the spiral lifting process.

The extending parts of the first bearing 71 connecting shafts are matched with U-shaped frames 72 arranged in the lifting mechanism 4 with the rails; the U-shaped frame 72 prevents the bearing I71 from swinging when the toothed spring strip 3 is in rolling fit, so that the tooth disengagement phenomenon between the toothed spring strip 3 and the flat spring belt 2 is avoided; the adjusting screw 73 is abutted with the U-shaped frame 72; the extension amount of the first bearing 71 is adjusted by rotating the adjusting screw 73, so that the flat spring belt 2 and the tooth-shaped spring strip 3 are tightly matched under different working environments, and the tooth-disengaging phenomenon is prevented; the installation angle of the first bearing 71 is the same as the helix angle of the toothed spring strip 3.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and what is described in the specification are the principles of the present invention, and that there can be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A guide assembly for a screw elevator, which is applied to a screw elevator to convert a flat spring band (2) from a horizontal direction into a spiral cylindrical body spirally wound to be engaged with a toothed spring strip (3), wherein the toothed spring strip (3) is fitted with a lifting mechanism (4) with a rail for driving the toothed spring strip (3) to move up and down or contract, characterized in that: the device comprises a first rolling shaft (5) which is used for being matched with the flat spring belt (2) in a rolling way and extruding the flat spring belt (2) to be fully meshed with a corresponding tooth-shaped spring strip (3) in a transition area of the flat spring belt (2) which is converted from a horizontal direction to be spirally wound around a rotation center of a spiral cylinder, and a second rolling shaft (6) which is arranged on a circumferential surface formed by taking a rotation axis of the spiral cylinder as a rotation axis and is at the same horizontal height as the first rolling shaft (5) and has the same structure so as to provide centripetal force to enable the flat spring belt (2) to be spirally wound around a belt track lifting mechanism (4);

and a screw jacking mechanism (7) which provides extrusion force to enable the tooth-shaped spring strip (3) and the flat spring belt (2) to be tightly matched is arranged in the lifting mechanism (4) with the track.

2. The guide assembly for a spiral elevator of claim 1, wherein: supporting plates (10) connected with the lifting mechanism (4) with the track are distributed below the first rolling shaft (5) and the second rolling shaft (6).

3. The guide assembly for a spiral elevator of claim 1, wherein: the jackscrew mechanism (7) comprises a first bearing (71) which is spirally distributed along the axis direction of the lifting mechanism (4) with the track and the outer circular surface of which extends out of the lifting mechanism (4) with the track to extrude the tooth-shaped spring strip (3).

4. A guide assembly for a spiral elevator according to claim 2, wherein: the supporting plate (10) is provided with a plurality of supporting columns (9) for enhancing the bearing capacity of the supporting plate (10), and the top of each supporting column (9) is fixed with a bearing plate (8).

5. The guide assembly for a spiral elevator of claim 4, wherein: the diameter of the support column (9) is smaller than that of the first rolling shaft (5).

6. A guide assembly for a spiral elevator according to claim 2, wherein: the first roller (5) comprises a connecting column (11) arranged on a supporting plate (10), and the connecting column (11) is sleeved with a rotating shaft (12) which rotates by taking the connecting column (11) as a rotating center.

7. A guide assembly for a spiral elevator according to claim 3, wherein: the first bearings (71) are abutted with adjusting screws (73) which are in threaded fit with the lifting mechanism (4) with the rail to adjust the extending amount of the first bearings (71).

8. A guide assembly for a spiral elevator according to claim 3, wherein: the tooth-shaped spring strip (3) is in rolling fit with the first bearing (71) in the spiral lifting process.

9. A guide assembly for a spiral elevator according to claim 3, wherein: and the extending parts of the connecting shafts of the first bearings (71) are matched with U-shaped frames (72) arranged in the lifting mechanism (4) with the rails.