CN213059861U - Adjustable blade hoisting device - Google Patents

Abstract

The utility model discloses an adjustable blade hoisting device, which comprises a flat sling, a hoisting row, a first lifting lug, an adjuster, a steel wire rope, a bottom plate, a fixed plate and a second lifting lug; the lifting rows are horizontally and transversely arranged right above the blades, a bottom plate is welded on the lower surface of the lifting rows, a plurality of internal thread holes are formed in the lower surface of the bottom plate in a matrix manner, one ends of two flat lifting straps are respectively hung at the position, close to a stress point, of the end part of each blade and at the position, close to a hub, of the root part of each blade, the other ends of the two flat lifting straps are respectively connected with corresponding second lifting lugs through threaded hinge pins, and the two second lifting lugs are respectively in threaded connection with the internal thread holes in the corresponding lifting; two first lifting lugs are welded at two ends of the upper surface of the lifting bar, the upper ends of the two regulators are connected with the lifting hook through steel wire ropes respectively, and the lower ends of the two regulators are connected with the corresponding first lifting lugs in a vertical rotating mode through threaded pin shafts respectively. The utility model discloses simple structure, the current hoist of make full use of reaches horizontal hoist and mount's purpose through addding the regulator.

Description

Adjustable blade hoisting device

Technical Field

The utility model relates to a hoist device, concretely relates to blade hoist device with adjustable.

Background

At present, the blades are generally directly hung by using flat hanging strips. But because the sliding friction between the blades and the flat hanging strips is large, the adjustment is difficult for operators to achieve the purpose of horizontal lifting. Therefore, an adjustable length connector must be designed to meet the horizontal lifting requirement. The above problems need to be solved.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide an adjustable blade hoisting device, which has simple structure and convenient manufacture, fully utilizes the existing hoisting tool, and achieves the purpose of horizontal hoisting by adding an adjuster; meanwhile, the lifting device is suitable for lifting blades of various sizes, a lifting tool does not need to be additionally manufactured, and the application range is wide.

In order to solve the technical problem, the utility model discloses take following technical scheme: the utility model discloses a blade hoist device with adjustable, its innovation point lies in: the lifting device comprises a flat hanging strip, a hanging row, a first lifting lug, an adjuster, a steel wire rope, a bottom plate, a fixing plate and a second lifting lug; the lifting row is horizontally and transversely arranged right above the blade, a bottom plate is horizontally attached and welded to the lower surface of the lifting row, a plurality of internal thread holes are uniformly embedded in the lower surface of the bottom plate in a matrix manner along the length direction of the bottom plate, one ends of the two flat lifting straps are respectively and directly hung at the positions, close to stress points, of the end parts of the blade and at the positions, close to a hub, of the root parts of the blade, the other ends of the two flat lifting straps are respectively and fixedly connected with the second lifting lugs which are vertically arranged and correspond to the second lifting lugs, and the two second lifting lugs are respectively fixed with the internal thread holes of the bottom plate at corresponding lifting positions through fixing; two first lifting lugs are further vertically and symmetrically welded at the left end and the right end of the upper surface of the lifting row, the upper ends of the two regulators are connected with the lifting hook through steel wire ropes respectively, the lower ends of the regulators are connected with the first lifting lugs in a vertical rotating mode through threaded hinge pins respectively, and the blades are lifted through the lifting hooks.

Preferably, each of the adjusters comprises an ear plate, a reinforcing plate, an adjusting plate and a connecting shaft; the two ear plates are vertically arranged at left and right intervals, and are longitudinally aligned and arranged in parallel; the upper end and the lower end of each ear plate are in arc transition, and reinforcing plates are respectively and vertically and symmetrically welded on the left side and the right side of the arc at the upper end of each ear plate; first through holes matched with the threaded pin shafts are respectively and vertically embedded in the circle centers of the arcs at the upper ends of the ear plates, and each first through hole respectively vertically penetrates through the corresponding ear plate and the reinforcing plate; a waist-shaped hole is also vertically embedded in the center of the arc at the lower end of each ear plate, each waist-shaped hole penetrates through the corresponding ear plate, and the upper end of each waist-shaped hole vertically extends upwards to the middle position of the corresponding ear plate; adjusting plates are vertically and symmetrically arranged on the outer sides of the arcs at the lower ends of the two ear plates, connecting shafts are horizontally sleeved in the two waist-shaped holes, and two ends of each connecting shaft vertically penetrate through the corresponding adjusting plates and are fixedly connected with the corresponding adjusting plates; the connecting shaft vertically moves up and down along the corresponding waist-shaped hole and is fixed with the corresponding ear plate through an adjusting plate in a threaded connection mode.

Preferably, the thickness of each lug plate is larger than 60mm, and the radius of the circular arc at the upper end of each lug plate is smaller than that of the circular arc at the lower end of each lug plate.

Preferably, each reinforcing plate is of a vertically arranged circular structure, and the radius of each reinforcing plate is smaller than the radius of an arc at the upper end of the corresponding ear plate; each reinforcing plate is larger than 40mm in thickness and is welded and fixed with the corresponding lug plate.

Preferably, each waist type hole all sets up along corresponding the length direction of otic placode, and all with the connecting axle phase-match.

Preferably, a plurality of first threaded holes are symmetrically formed in the left side and the right side of each waist-shaped hole, and each first threaded hole is vertically embedded into and arranged on the corresponding lug plate from top to bottom at intervals in sequence and vertically penetrates through the lug plates in a penetrating mode respectively.

Preferably, each adjusting plate is of a vertically arranged rectangular structure, and the thickness of each adjusting plate is larger than 50 mm; a plurality of second through holes are respectively embedded into the peripheral edge of one side surface of each adjusting plate at intervals, each second through hole is matched with the corresponding first threaded hole, and the arrangement position of each second through hole is consistent with that of the corresponding first threaded hole; each the middle of regulating plate is on the upper side still perpendicular embedding seted up with connecting axle assorted shaft hole, and each the left and right sides in shaft hole is on the lower side still bilateral symmetry perpendicular embedding seted up the second screw hole, each the second screw hole all runs through perpendicularly and corresponds the regulating plate, and respectively with each the setting of second perforating hole mutually noninterfere.

Preferably, the device further comprises two pressing plates; each pressing plate is of a rectangular structure, third through holes penetrating through the pressing plates are formed in the left side and the right side of the pressing plate in a vertically symmetrical embedded mode, each third through hole is matched with the corresponding second threaded hole, and the arrangement position of each third through hole is consistent with the arrangement position of the corresponding second threaded hole.

Preferably, the outer circumferential surfaces at two ends of the connecting shaft are respectively and vertically embedded with a groove, the side wall of one side of each groove close to the ear plate is arranged in a collinear way with the outer side wall of the corresponding adjusting plate, and the width of each groove is consistent with the width of the corresponding pressing plate; the connecting axle runs through the correspondence in proper order otic placode and regulating plate, and its both ends respectively through clamp plate and corresponding regulating plate fixed connection is right the connecting axle carries out the horizontal direction spacing.

Preferably, the lower ends of the two steel wire ropes are respectively arranged between the two ear plates corresponding to the regulator and are respectively fixedly sleeved with the corresponding connecting shafts, and the upper ends of the two steel wire ropes are respectively connected with the lifting hook; the two first lifting lugs are respectively inserted between the two reinforcing plates corresponding to the regulator and are respectively in rotating connection with the corresponding regulator through threaded pin shafts.

The utility model has the advantages that: the utility model has simple structure and convenient manufacture, fully utilizes the prior lifting appliance, and achieves the purpose of horizontal lifting by additionally arranging the regulator; meanwhile, the lifting device is suitable for lifting blades of various sizes, a lifting tool does not need to be additionally manufactured, and the application range is wide.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used 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 invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is the utility model relates to a blade hoist device's with adjustable schematic diagram.

Fig. 2 is a schematic view of the regulator of fig. 1.

Fig. 3 is a side view of fig. 2.

Fig. 4 is a schematic structural view of the ear plate of fig. 2.

Fig. 5 is a schematic structural view of the adjustment plate in fig. 2.

Fig. 6 is a schematic structural view of the press plate of fig. 2.

Wherein, 1-leaf; 2-flat sling; 3, hanging the rows; 4-a first lifting lug; 5-a regulator; 6-steel wire rope; 7-a hook; 8-a bottom plate; 9-fixing the plate; 10-an internal threaded hole; 11-a second lifting lug; 501-ear plate; 502-reinforcement plate; 503-a first through hole; 504-adjusting plate; 505-a platen; 506-a connecting shaft; 507-kidney shaped holes; 508-a first threaded hole; 509-second through hole; 510-a second threaded hole; 511-a third through hole; 512-shaft hole.

Detailed Description

The technical solution of the present invention will be described clearly and completely through the following detailed description.

The utility model relates to an adjustable blade hoisting device, which comprises a flat sling 2, a hoisting row 3, a first lifting lug 4, an adjuster 5, a steel wire rope 6, a bottom plate 8, a fixed plate 9 and a second lifting lug 11; the specific structure is as shown in fig. 1, the hanging row 3 is horizontally and transversely arranged right above the blade 1, the lower surface of the hanging row is horizontally attached and welded with a bottom plate 8, a plurality of internal thread holes 10 are uniformly embedded in the lower surface of the bottom plate 8 along the length direction of the bottom plate in a matrix manner, one ends of two flat hanging strips 2 are respectively and directly hung at the position, close to a stress point, of the end part of the blade 1 and at the position, close to a hub, of the root part of the blade 1, the other ends of the two flat hanging strips 2 are respectively and fixedly connected with corresponding second lifting lugs 11 which are vertically arranged through threaded pin shafts, and the two second lifting lugs 11 are respectively fixed with the internal thread holes 10 of the bottom; the utility model discloses a set up several internal thread hole 10, second lug 11 can be according to different blade 1's size, and fixed mounting lifts by crane the position at bottom plate 8's correspondence to need not to make the hoist in addition, application scope is wide.

The utility model is also provided with two first lifting lugs 4 which are vertically and symmetrically welded at the left and right ends of the upper surface of the lifting bar 3, the upper ends of the two regulators 5 are respectively connected with the lifting hook 7 through the steel wire rope 6, and the lower ends of the two regulators are respectively vertically and rotatably connected with the corresponding first lifting lugs 4 through threaded pin shafts, and the blades 1 are hoisted through the lifting hook 7; wherein each adjuster 5 comprises an ear plate 501, a reinforcing plate 502, an adjusting plate 504 and a connecting shaft 506; the concrete structure is as shown in fig. 1-6, two ear plates 501 are vertically arranged at left and right intervals, and are longitudinally aligned and parallel to each other; the upper end and the lower end of each ear plate 501 are in arc transition, and reinforcing plates 502 are respectively and vertically and symmetrically welded on the left side and the right side of the arc at the upper end of each ear plate 501; each reinforcing plate 502 is of a vertically arranged circular structure, and the radius of each reinforcing plate is smaller than the radius of an arc at the upper end of the corresponding ear plate 501; the thickness of each ear plate 501 is greater than 60mm, and the radius of the upper end arc is smaller than that of the lower end arc; the thickness of each reinforcing plate 502 is all greater than 40mm, and respectively with correspond otic placode 501 welded fastening to the intensity of otic placode 501 upper end circular arc department has been increased.

As shown in fig. 1 to 6, a first through hole 503 matched with the threaded pin shaft is further vertically embedded in the center of the arc at the upper end of each ear plate 501, and each first through hole 503 vertically penetrates through the corresponding ear plate 501 and the reinforcing plate 502; therefore, the threaded pin shaft is fixedly connected with the two lug plates 501 through the first through hole 503, and the lifting is facilitated.

In the utility model, a waist-shaped hole 507 is also vertically embedded in the center of the arc of the lower end of each ear plate 501, as shown in fig. 1-6, each waist-shaped hole 507 penetrates through the corresponding ear plate 501, and the upper end of each waist-shaped hole vertically extends upwards to the middle position of the corresponding ear plate 501; each waist-shaped hole 507 is arranged along the length direction of the corresponding ear plate 501 and is matched with the connecting shaft 506.

As shown in fig. 1 to 6, a plurality of first threaded holes 508 are symmetrically formed on the left and right sides of each waist-shaped hole 507, and each first threaded hole 508 is vertically embedded into the corresponding ear plate 501 from top to bottom at intervals in sequence and vertically penetrates through the corresponding ear plate 501.

The adjusting plates 504 are also vertically and symmetrically arranged on the outer sides of the lower end circular arcs of the two ear plates 501, as shown in fig. 1-6, each adjusting plate 504 is of a vertically arranged rectangular structure, and the thickness of each adjusting plate is more than 50 mm; a plurality of second through holes 509 are respectively embedded into the peripheral edge of one side surface of each adjusting plate 504 at intervals, each second through hole 509 is matched with the corresponding first threaded hole 508, and the arrangement position of each second through hole 509 is consistent with that of the corresponding first threaded hole 508; an axial hole 512 matched with the connecting shaft 506 is vertically embedded in the middle upper position of each adjusting plate 504, second threaded holes 510 are symmetrically and vertically embedded in the left and right lower positions of each axial hole 512, each second threaded hole 510 vertically penetrates through the corresponding adjusting plate 504, and the second threaded holes 509 and the second threaded holes are arranged in a non-interfering manner.

In the utility model, the two waist-shaped holes 507 are horizontally sleeved with a connecting shaft 506, as shown in fig. 1-6, two ends of the connecting shaft 506 vertically penetrate through the corresponding adjusting plates 504 respectively and are fixedly connected with the corresponding adjusting plates 504 respectively; grooves are respectively and vertically embedded in the outer circumferential surfaces of two ends of the connecting shaft 506, the side wall of one side of each groove close to the lug plate 501 is arranged in a collinear way with the outer side wall of the corresponding adjusting plate 504, and the width of each groove is consistent with that of the corresponding pressing plate 505;

each pressing plate 505 is of a rectangular structure, and third through holes 511 penetrating through the corresponding pressing plate are further vertically and symmetrically embedded in the left and right sides of the pressing plate, as shown in fig. 1 to 6, each third through hole 511 is matched with the corresponding second threaded hole 510, and the setting position of each third through hole 511 is consistent with the setting position of the corresponding second threaded hole 510. The middle connecting shaft 506 of the utility model sequentially penetrates through the corresponding ear plate 501 and the adjusting plate 504, and the two ends of the middle connecting shaft are respectively fixedly connected with the corresponding adjusting plate 504 through the pressing plate 505, so that the connecting shaft 506 is limited in the horizontal direction; then the connecting shaft 506 drives the adjusting plate 504 to vertically move up and down along the corresponding kidney-shaped hole 507, and after the adjusting plate 504 is adjusted to a proper position, the adjusting plate 504 and the corresponding ear plate 501 are fixed in a threaded manner, so that the connecting shaft 506 is limited in the vertical direction. In the utility model, the lower ends of two steel wire ropes 6 are respectively arranged between two ear plates 501 of a corresponding adjuster 5 and are respectively fixedly sleeved with a corresponding connecting shaft 506, and the upper ends of the two steel wire ropes 6 are respectively connected with a lifting hook 7; the two first lifting lugs 4 are respectively inserted between the two reinforcing plates 502 of the corresponding adjuster 5 and are respectively rotatably connected with the corresponding adjuster 5 through threaded pin shafts.

The utility model discloses a theory of operation: as shown in fig. 1, in the using process, in order to make the lifting hook 7 and the center of gravity of the blade 1 be in the same line, the positions of the connecting shafts 506 of the two adjusters 5 can be adjusted respectively, and after the positions are adjusted to proper positions, the adjusting plates 504 are screwed with the corresponding ear plates 501, so that the connecting shafts 506 are limited vertically; then, the lifting hook 7 is respectively fixedly sleeved with the connecting shafts 506 of the two regulators 5 through the steel wire rope 6, and meanwhile, threaded pin shafts are respectively inserted into the first through holes 503 at the lower ends of the two regulators 5; and then, one end of each flat sling 2 is directly hung at the root part and the end part stress point of the blade 1, and the other ends of the two flat slings 2 are fixed at the corresponding hoisting positions of the bottom plate 8 through the second lifting lugs 11, so that the blade 1 can be horizontally hoisted by the lifting hook 7.

The utility model discloses still be applicable to the integral hoisting who carries out the impeller equally, for example: in the use process, in order to enable the gravity centers of the lifting hook 7 and the impeller to be on the same straight line, the positions of the connecting shafts 506 of the two regulators 5 can be respectively regulated, and after the positions are regulated to proper positions, the regulating plates 504 are in threaded connection with the corresponding ear plates 501, so that the connecting shafts 506 are limited in the vertical direction; then the lifting hook is respectively fixedly sleeved with the connecting shafts 506 of the two regulators 5 through the steel wire ropes 6, and meanwhile, threaded pin shafts are respectively inserted into the first through holes 503 at the lower ends of the two regulators 5; and then directly hanging one end of each flat sling 2 at the root parts of two adjacent blades 1 of the impeller, and fixing the other ends of the two flat slings 2 at the corresponding lifting positions of the bottom plate 8 through second lifting lugs 11 respectively, so that the impeller can be horizontally lifted by the lifting hook 7.

The utility model has the advantages that: the utility model has simple structure and convenient manufacture, fully utilizes the prior lifting appliance, and achieves the purpose of horizontal lifting by additionally arranging the regulator 5; meanwhile, the lifting device is suitable for lifting blades 1 of various sizes, a lifting tool does not need to be additionally manufactured, and the application range is wide.

The above-mentioned embodiments are only described as the preferred embodiments of the present invention, and are not intended to limit the concept and scope of the present invention, and the technical content of the present invention, which is claimed by the present invention, is fully recorded in the technical claims.

Claims (10)

1. The utility model provides a blade hoist device with adjustable which characterized in that: the lifting device comprises a flat hanging strip, a hanging row, a first lifting lug, an adjuster, a steel wire rope, a bottom plate, a fixing plate and a second lifting lug; the lifting row is horizontally and transversely arranged right above the blade, a bottom plate is horizontally attached and welded to the lower surface of the lifting row, a plurality of internal thread holes are uniformly embedded in the lower surface of the bottom plate in a matrix manner along the length direction of the bottom plate, one ends of the two flat lifting straps are respectively and directly hung at the positions, close to stress points, of the end parts of the blade and at the positions, close to a hub, of the root parts of the blade, the other ends of the two flat lifting straps are respectively and fixedly connected with the second lifting lugs which are vertically arranged and correspond to the second lifting lugs, and the two second lifting lugs are respectively fixed with the internal thread holes of the bottom plate at corresponding lifting positions through fixing; two first lifting lugs are further vertically and symmetrically welded at the left end and the right end of the upper surface of the lifting row, the upper ends of the two regulators are connected with the lifting hook through steel wire ropes respectively, the lower ends of the regulators are connected with the first lifting lugs in a vertical rotating mode through threaded hinge pins respectively, and the blades are lifted through the lifting hooks.

2. The adjustable blade lifting device of claim 1, wherein: each regulator comprises an ear plate, a reinforcing plate, a regulating plate and a connecting shaft; the two ear plates are vertically arranged at left and right intervals, and are longitudinally aligned and arranged in parallel; the upper end and the lower end of each ear plate are in arc transition, and reinforcing plates are respectively and vertically and symmetrically welded on the left side and the right side of the arc at the upper end of each ear plate; first through holes matched with the threaded pin shafts are respectively and vertically embedded in the circle centers of the arcs at the upper ends of the ear plates, and each first through hole respectively vertically penetrates through the corresponding ear plate and the reinforcing plate; a waist-shaped hole is also vertically embedded in the center of the arc at the lower end of each ear plate, each waist-shaped hole penetrates through the corresponding ear plate, and the upper end of each waist-shaped hole vertically extends upwards to the middle position of the corresponding ear plate; adjusting plates are vertically and symmetrically arranged on the outer sides of the arcs at the lower ends of the two ear plates, connecting shafts are horizontally sleeved in the two waist-shaped holes, and two ends of each connecting shaft vertically penetrate through the corresponding adjusting plates and are fixedly connected with the corresponding adjusting plates; the connecting shaft vertically moves up and down along the corresponding waist-shaped hole and is fixed with the corresponding ear plate through an adjusting plate in a threaded connection mode.

3. An adjustable blade lifting device according to claim 2, wherein: the thickness of each lug plate is larger than 60mm, and the radius of the circular arc at the upper end of each lug plate is smaller than that of the circular arc at the lower end of each lug plate.

4. An adjustable blade lifting device according to claim 2, wherein: each reinforcing plate is of a vertically arranged round structure, and the radius of each reinforcing plate is smaller than the radius of an arc at the upper end of the corresponding ear plate; each reinforcing plate is larger than 40mm in thickness and is welded and fixed with the corresponding lug plate.

5. An adjustable blade lifting device according to claim 2, wherein: each waist type hole all sets up along corresponding the length direction of otic placode, and all with the connecting axle phase-match.

6. An adjustable blade lifting device according to claim 2, wherein: each first threaded hole is symmetrically formed in the left side and the right side of each waist-shaped hole, and is vertically embedded and arranged on the corresponding lug plate from top to bottom at intervals in sequence and vertically penetrates through the lug plates respectively.

7. The adjustable blade lifting device of claim 6, wherein: each adjusting plate is of a vertically arranged rectangular structure, and the thickness of each adjusting plate is larger than 50 mm; a plurality of second through holes are respectively embedded into the peripheral edge of one side surface of each adjusting plate at intervals, each second through hole is matched with the corresponding first threaded hole, and the arrangement position of each second through hole is consistent with that of the corresponding first threaded hole; each the middle of regulating plate is on the upper side still perpendicular embedding seted up with connecting axle assorted shaft hole, and each the left and right sides in shaft hole is on the lower side still bilateral symmetry perpendicular embedding seted up the second screw hole, each the second screw hole all runs through perpendicularly and corresponds the regulating plate, and respectively with each the setting of second perforating hole mutually noninterfere.

8. An adjustable blade lifting device according to claim 7, wherein: the device also comprises two pressing plates; each pressing plate is of a rectangular structure, third through holes penetrating through the pressing plates are formed in the left side and the right side of the pressing plate in a vertically symmetrical embedded mode, each third through hole is matched with the corresponding second threaded hole, and the arrangement position of each third through hole is consistent with the arrangement position of the corresponding second threaded hole.

9. The adjustable blade lifting device of claim 8, wherein: the outer circumferential surfaces at two ends of the connecting shaft are respectively and vertically embedded with a groove, the side wall of one side of each groove close to the lug plate is arranged in a collinear way with the outer side wall of the corresponding adjusting plate, and the width of each groove is consistent with the width of the corresponding pressing plate; the connecting axle runs through the correspondence in proper order otic placode and regulating plate, and its both ends respectively through clamp plate and corresponding regulating plate fixed connection is right the connecting axle carries out the horizontal direction spacing.

10. An adjustable blade lifting device according to claim 2, wherein: the lower ends of the two steel wire ropes are respectively arranged between the two lug plates corresponding to the regulator and are respectively fixedly sleeved with the corresponding connecting shafts, and the upper ends of the two steel wire ropes are respectively connected with the lifting hook; the two first lifting lugs are respectively inserted between the two reinforcing plates corresponding to the regulator and are respectively in rotating connection with the corresponding regulator through threaded pin shafts.

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