CN214243472U - Blade assembly web lifting appliance and assembly web lifting device - Google Patents

Abstract

The utility model relates to a wind-powered electricity generation blade production technical field provides a blade group is to web hoist and group is to web hoisting accessory, including hoist mechanism and stop gear, stop gear includes spacing seat and spacing arm, hoist mechanism install in spacing seat, spacing seat in install respectively hoist mechanism's both sides spacing arm, at least one spacing arm with spacing seat pass through the slide rail and install respectively in but two slider sliding connection in the slide rail, two the slider can slide in the slide rail so that spacing arm is pressing from both sides tightly and is opening switching between two kinds of states. The blade assembly web plate lifting appliance provided by the utility model can prevent the assembly web plate from loosening in the lifting process, thereby ensuring the operation safety; other clamping devices are not needed for auxiliary clamping, the operation of assembling and disassembling the lifting appliance during lifting is simplified, and the production efficiency is improved.

Description

Blade assembly web lifting appliance and assembly web lifting device

Technical Field

The utility model relates to a wind-powered electricity generation blade production technical field especially relates to blade group to web hoist and group to web hoisting accessory.

Background

The wind power blade web is one of main parts of the wind power blade, is used for supporting a shell of the blade and bearing bending load received by the blade, and is generally formed by assembling and connecting two prefabricated C-shaped or I-shaped webs. When the assembly webs are installed in the blade shell, special hoisting rigging needs to be adopted for hoisting.

At present, large-scale professional equipment for lifting the assembly web plates exists, but the large-scale professional equipment is required to have a large workshop area, and the cost is high. Therefore, the web plate hoisting tool with a relatively simple main stream is mostly adopted for hoisting, the hoisting tool upwards supports two flanges of the web plate through the T-shaped lifting block, but the matching mode is not firm, the assembly web plate is easy to fall off and fall off from the lifting tool, and the potential safety hazard of operation exists. To this, at present, increase the clamping frame outside T type is carried the piece to the mode through the tight group of clamp bolt clamp to web both sides prevents that the web from taking off, however, all need install and disassemble loaded down with trivial details operation when using at every turn, influences production efficiency very much.

SUMMERY OF THE UTILITY MODEL

The utility model provides a blade group is to web hoist and group is to web hoisting accessory for there is the easy pine of web to the group web hoist among the solution prior art, and complex operation's problem is torn open to the dress during use.

The utility model provides a blade group is to web hoist, including hoist mechanism and stop gear, stop gear includes spacing seat and spacing arm, hoist mechanism install in spacing seat, spacing seat is located hoist mechanism's both sides are installed respectively spacing arm, at least one spacing arm with spacing seat pass through the slide rail and install respectively in but two slider sliding connection in the slide rail, two the slider can slide in the slide rail so that spacing arm switches between pressing from both sides tightly and opening two kinds of states.

According to the utility model provides a pair of blade group is to web hoist, the slide rail is located spacing seat is the type of falling L, two the slider is fixed in spacing arm.

According to the utility model provides a pair of blade group is to web hoist, the slide rail is the through-hole, two the slider is worn to locate for the activity the hinge of through-hole.

According to the utility model provides a pair of blade group is to web hoist, each the lower extreme of spacing arm is respectively to two the centre of spacing arm is buckled, makes two the lower terminal surface of spacing arm is relative.

According to the blade assembly web lifting appliance provided by the utility model, the two sliding parts are a first sliding part and a second sliding part; when the limiting arm is in a clamping state, a limiting groove is formed at the matching part of the sliding rail and the first sliding part; and/or when the limiting arm is in an opening state, a limiting groove is formed at the matching part of the sliding rail and the second sliding part.

According to the utility model provides a pair of blade group is to web hoist, hoist mechanism carries the piece for the T type, the T type carry the montant rotatable install of piece in spacing seat.

According to the utility model provides a pair of blade group is to web hoist, the upper end fixedly connected with rings of the montant of piece are carried to the T type, rings place plane with the T type is carried the horizontal pole of piece perpendicularly.

According to the utility model provides a pair of blade group is to web hoist, the upper end of spacing arm with install compression spring between the spacing seat.

According to the utility model provides a pair of blade group is to web hoist, spacing arm be used for with the group be equipped with soft protective layer on the face of web contact.

The utility model also provides an organize web hoisting accessory, including hanging beam and interval distribution in any one of a plurality of above-mentioned blade group of hanging beam is to the web hoist.

The utility model provides a blade group is to web hoist and group is to web hoisting accessory, through setting up spacing seat and spacing arm to make spacing seat and spacing arm pass through slide rail and two slider sliding connection, the slider makes spacing arm have the state of pressing from both sides tightly and opening when sliding in the slide rail, thereby prevents to loose of group web in the lifting process and takes off, has guaranteed the operation safety; simple structure does not need other clamping device to assist and presss from both sides tightly, has simplified the operation of dress dismouting hoist when lifting by crane, has improved production efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following briefly introduces the drawings required for the embodiments or the prior art descriptions, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of a lifting state of a blade assembly to a web lifting tool provided by the present invention;

fig. 2 is the schematic view of the blade assembly opening state of the web spreader.

Reference numerals:

11. a limiting seat; 111. a sleeve; 22. a hoisting ring; 31. a first slider; 32. a second slider; 33. a slide rail; 12. a limiting arm; 4. assembling the webs; 211. a vertical rod; 212. a cross bar; 21. t-shaped block extraction; 41. flanging; 42. and (5) pasting a flange.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be noted that the terms "first" and "second" are used for clearly indicating the numbering of the product parts and do not represent any substantial difference unless explicitly stated or limited otherwise. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The blade group to web spreader of the present invention is described below with reference to fig. 1 and 2.

As shown in fig. 1, the utility model provides a blade group lifts by crane the state schematic diagram to the web hoist, as shown in fig. 2 does the utility model provides a blade group opens the state schematic diagram to the web hoist. This blade group is to web hoist includes hoist mechanism and stop gear, stop gear includes spacing seat 11 and spacing arm 12, hoist mechanism installs in spacing seat 11, spacing seat 11 is located hoist mechanism's both sides and installs spacing arm 12 respectively, but at least one spacing arm 12 passes through slide rail 33 and installs two slider sliding connection in slide rail 33 respectively with spacing seat 11, two sliders can slide in slide rail 33 so that spacing arm 12 switches between pressing from both sides tightly and opening two kinds of states.

The clamping state is that the limiting arm 12 is located at a bottom dead center where the sliding rail 33 is in sliding fit with the two sliding parts, and the opening state is that the limiting arm 12 is located at a top dead center where the sliding rail 33 is in sliding fit with the two sliding parts. In a clamping state, the two limiting arms 12 are respectively contacted with two sides of the assembly web plate, any one limiting arm 12 is fixedly connected with the limiting seat 11 or integrally formed and is always contacted with one side of the assembly web plate, and the other limiting arm 12 is connected with the limiting seat 11 in a sliding manner, so that the lifting appliance is clamped and opened from one side of the assembly web plate; the two limiting arms 12 can be connected with the limiting seats 11 in a sliding mode, and the lifting appliance can be clamped and opened from two sides of the assembly web plate.

The blade assembly web lifting appliance provided by the embodiment of the utility model has the advantages that the limiting seat and the limiting arm are arranged and are connected with each other in a sliding way through the sliding rail and the two sliding parts, and the limiting arm is in a clamping and opening state when the sliding parts slide in the sliding rail, so that the assembly web is prevented from being loosened in the lifting process, and the operation safety is ensured; simple structure does not need other clamping device to assist and presss from both sides tightly, has simplified the operation of dress dismouting hoist when lifting by crane, has improved production efficiency.

Specifically, the slide rail is an L-shaped slide rail, the slide rail 33 can be arranged on the limiting seat 11 and is in an inverted L shape, the two sliding members are fixed on the limiting arm 12, the limiting arm 12 drives the two sliding members to slide on the limiting seat 11 when being clamped and opened, and the slide rail 33 is fixed in the sliding process, as shown in fig. 1; or, the slide rail 33 is arranged on the limiting arm 12, the two sliding parts are fixed on the limiting seat 11, when the limiting arm 12 is in a clamping state, the slide rail 33 is in an inverted L state, when the limiting arm 12 is clamped and opened, the slide rail is driven to slide on the two sliding parts, and the two sliding parts are fixed in the sliding process.

Wherein, L type slide rail 33 includes a vertical limit and a horizontal limit, and horizontal limit can be right angle or obtuse angle with vertical limit, and two limit junctions can set up to the arc structure. When the L-shaped slide rail 33 is arranged on the limiting seat 11, the vertical edge of the L-shaped slide rail is parallel to the two sides of the pairing web plate; when the slide rail 33 is disposed on the limiting arm 12, the vertical side of the L-shaped slide rail 33 is parallel to the two sides of the paired web plates when the L-shaped slide rail 33 is in the inverted L-shaped state.

Specifically, the two sliders are a first slider 31 and a second slider 32. When the slide rail 33 is disposed on the limiting seat 11 and the two sliding members are fixed to the limiting arm 12, and when the limiting arm 12 is in a clamping state, the first sliding member 31 is located at an end portion of a vertical side of the slide rail 33, as shown in fig. 1, that is, the limiting arm 12 is located at a bottom dead center where the slide rail 33 is matched with the sliding members, the limiting arm 12 is carried at an end portion of the vertical side of the slide rail 33, and at this time, the second sliding member 32 may be located at any other position in the slide rail 33; when the position-limiting arm 12 reaches the top dead center where the slide rail 33 is engaged with the slide member, the second slide member 32 is located at the end of the lateral side of the slide rail 33, as shown in fig. 2, and the position-limiting arm 12 is in the maximum opening state.

When the slide rail 33 is arranged on the limiting arm 12, and the two sliding parts are fixed on the limiting seat 11, and when the limiting arm 12 is in a clamping state, the second sliding part 32 is located at the end part of the transverse edge of the slide rail 33, that is, the limiting arm 12 is located at the bottom dead center where the slide rail 33 is matched with the sliding parts, and at this time, the first sliding part 31 is located at the vertical edge of the slide rail 33 in an inverted L-shaped state; when the limiting arm 12 slides to the top dead center of the slide rail 33 engaged with the slider, the first slider 31 is located at the end of the vertical edge of the slide rail 33, and the limiting arm 12 is in the maximum opening state.

The two structures make the first sliding part 31 located at the vertical side of the L-shaped sliding rail 33 when the limiting arm 12 naturally droops under the action of gravity. Since the sides of the pair of webs 4 are also in an upright position, the check arms 12 will not open even if the pair of webs 4 has a tendency to disengage and apply a lateral force to the check arms 12. The limiting arm 12 plays a role in limiting and clamping the pair of webs 4. The position-restricting arm 12 is in its naturally drooping state, i.e., in its clamping state, and the position-restricting arm 12 can be opened only by manually applying a force to the position-restricting arms 12 on both sides, which is directed inward and constantly changing, to move the position-restricting arms 12 toward the upper dead center where the slider is engaged with the slide rail 33.

The slide rail 33 may be an L-shaped slide groove formed in the limiting seat 11 or the limiting arm 12, and the first sliding member 31 and the second sliding member 32 are circular bosses sliding in the slide groove; alternatively, as shown in fig. 1 and 2, the slide rail 33 may be a through hole opened in the limit seat 11 or the limit arm 12, and the first slider 31 and the second slider 32 may be hinges movably inserted in the through hole.

As shown in fig. 1, in the present embodiment, the lower end of each of the limiting arms 12 is bent toward the middle of the two limiting arms 12, so that the lower end surfaces of the two limiting arms 12 are opposite to each other, and the distance between the lower end surfaces of the two limiting arms 12 is equal to the width of the pair of the webs 4. When the assembly web plate 4 is formed by connecting two I-shaped web plates, or the assembly web plate 4 is formed by connecting two C-shaped web plates, and the assembly web plate 4 with the web plate sticking flange 42 is stuck on the outer side of the upper end of the C-shaped web plate, the limiting arm 12 with the structure can avoid the sticking flange 42 and the flanging on the outer side of the I-shaped web plate when being lifted. During the use, earlier manual upwards dials two spacing arms 12 and opens, and it puts down spacing arm 12 to the group to put down in the web 4 to wait to rise the mechanism, makes spacing arm 12 hang down naturally under the action of gravity, and the relative terminal surface of two spacing arms 12 this moment forms spacingly to web 4 to the group.

Further, when the limiting arm 12 is in a clamping state, a limiting groove is formed at the matching position of the sliding rail 33 and the first sliding part 31; and/or when the limiting arm 12 is in the open state, a limiting groove is formed at the matching part of the sliding rail 33 and the second sliding part 32. I.e. providing a stopping dead point for both states of the stopping arm 12. The first and second limiting grooves may be arc-shaped, such as semi-circular, to facilitate manual removal of the dead point.

Specifically, when the slide rail 33 is disposed on the limiting seat 11 and the first sliding part 31 and the second sliding part 32 are fixed on the limiting arm 12, the first limiting groove is formed on the outer side of the lower end of the L-shaped slide rail 33, and the second limiting groove is formed on the inner side of the upper end of the L-shaped slide rail 33. The lower end of the L-shaped slide rail 33 is the end of the vertical side thereof, and the upper end of the L-shaped slide rail 33 is the end of the horizontal side thereof. When the slide rail 33 is disposed on the limiting arm 12, and the first sliding member 31 and the second sliding member 32 are fixed on the limiting seat 11, the first limiting groove is disposed on the outer side of the slide rail 33 matched with the first sliding member 31 when the limiting arm 12 is located at the bottom dead center, and the second limiting groove is disposed on the outer side of the slide rail 33 matched with the second sliding member 32 when the limiting arm 12 is located at the top dead center. In these two kinds of structures, when spacing arm 12 is in the clamping state, first slider 31 is located first spacing inslot, and spacing arm 12 can be spacing in slide rail 33 and slider complex bottom dead center to avoid handling the group to web 4 in-process, spacing arm 12 receives other external forces and causes the accident to open. When the limiting arm 12 is opened to the maximum state, the second sliding part 32 is located in the second limiting groove, and the limiting arm 12 can be limited at the top dead center where the sliding rail 33 is matched with the sliding part, so that the limiting arm 12 can be clamped in the opened state, and the assembly and disassembly operation of the lifting appliance is facilitated.

The embodiment of the utility model provides an in lifting mechanism can be for multiple form, for example, lifting mechanism includes jib and sleeve, the jib liftable is installed in the sleeve, telescopic lower extreme articulates first connecting rod and second connecting rod, the lower extreme of first connecting rod and second connecting rod articulates third connecting rod and fourth connecting rod respectively, the lower extreme of third connecting rod and fourth connecting rod is articulated with the lower extreme of jib respectively, through promoting the jib, make first connecting rod, second connecting rod, third connecting rod and fourth connecting rod open to prop up two turn-ups 41 of web.

For another example, in the embodiment of the present invention, the lifting mechanism is a T-shaped lifting block 21, and the vertical rod 211 of the T-shaped lifting block 21 is rotatably mounted on the limiting seat 11. For example, the limiting seat 11 is fixed with a sleeve 111, and the vertical rod 211 is movably inserted into the sleeve 111. An upper limiting structure and a lower limiting structure can be arranged between the sleeve 111 and the vertical rod 211, for example, a step surface is arranged on the inner wall of the sleeve 111, and a shaft shoulder which is in limiting fit with the step surface is arranged on the outer side of the vertical rod 211.

Further, the upper end of the vertical rod 211 of the T-shaped lifting block 21 is fixedly connected with a hanging ring 22, and the plane of the hanging ring 22 is perpendicular to the cross rod 212 of the T-shaped lifting block 21. During the use, hoist this blade group to web hoist on the lifting rope of main hanging beam through rings 22, when the lifting rope was in the natural lax state, the horizontal pole 212 of T type piece was perpendicular with the extending direction of web, carried the piece through manual rotatory T type, and the horizontal pole that makes T type carry the piece gets into to loosen T type and carry the piece after to between the web 4, and T type carries the piece and can reply natural state voluntarily, supports the inboard turn-ups 41 that two webs had been played through the horizontal pole 212 of T type and begins to hoist.

In the embodiment of the utility model provides an in, install compression spring between the upper end of spacing arm 12 and spacing seat 11. Specifically, the compression spring is located in the lateral direction of the L-shaped slide rail 33, and the compression spring deforms in the lateral direction of the L-shaped slide rail 33 during the opening and closing of the stopper arm 12. Applying a pressing force to the compression spring when the check arm 12 is opened; when the limiting arm 12 naturally sags under the action of gravity, the compression spring provides a thrust force for the limiting arm 12, so that the limiting arm 12 is pressed against the side wall of the assembly web 4.

The embodiment of the utility model provides an in, be equipped with soft protective layer on spacing arm 12 and the contact surface of group to web 4 to avoid spacing arm 12 to cause the scratch to the web surface.

The embodiment of the utility model provides an in, spacing seat 11 and spacing arm 12 are by two steel sheet interval certain distances around and connect the frame structure who forms through the connecting piece, spacing arm 12 is at the frame structure internalization of spacing seat 11. The slide rail 33 can be a through hole penetrating through the front and rear steel plates of the limiting seat 11, a hinge is fixed on the outer side of the front and rear steel plates of the limiting arm 12, and the through holes of the steel plates on the two sides of the limiting seat 11 are correspondingly matched with the hinges on the steel plates on the two sides of the limiting arm 12. Or the slide rail 33 is a through hole penetrating through the front and rear steel plates of the limiting arm 12, hinges are fixed on the inner sides of the front and rear steel plates of the limiting seat 11, and the hinges on the steel plates on the two sides of the limiting seat 11 are correspondingly matched with the through holes on the steel plates on the two sides of the limiting arm 12.

The utility model also provides a group is to web hoisting accessory, and this group is to web hoisting accessory includes hanging beam and interval distribution in any one of a plurality of above-mentioned blade group of hanging beam to the web hoist. Each blade group is hung on the lifting mechanism of the web plate lifting appliance, specifically, a plurality of lifting ropes are arranged on the lifting beam at intervals, and the lifting rings 22 of the T-shaped lifting blocks 21 are hung on the lifting ropes. The assembly web plate lifting device provided by the embodiment can prevent the assembly web plate 4 from loosening in the lifting process, and ensures the operation safety; other clamping devices are not needed for auxiliary clamping, the operation of assembling and disassembling the lifting appliance during lifting is simplified, and the production efficiency is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. The utility model provides a blade group is to web hoist, its characterized in that, includes hoist mechanism and stop gear, stop gear includes spacing seat and spacing arm, hoist mechanism install in spacing seat, spacing seat is located install respectively hoist mechanism's both sides spacing arm, at least one spacing arm with spacing seat pass through the slide rail and install respectively in but two slider sliding connection in the slide rail, two the slider can slide in the slide rail so that spacing arm switches between pressing from both sides tightly and opening two kinds of states.

2. The blade assembly web lifting appliance according to claim 1, wherein the slide rail is arranged on the limiting seat and is in an inverted L shape, and the two sliding members are fixed to the limiting arm.

3. The blade group web lifting appliance according to claim 1, wherein the slide rail is a through hole, and the two sliding members are hinges movably inserted into the through hole.

4. The blade assembly web hanger of claim 1, wherein the lower end of each of the retaining arms is bent toward the middle of the two retaining arms, so that the lower end surfaces of the two retaining arms are opposite to each other.

5. The blade group web spreader according to any one of claims 1 to 4, wherein the two slides are a first slide and a second slide; when the limiting arm is in a clamping state, a limiting groove is formed at the matching part of the sliding rail and the first sliding part; and/or when the limiting arm is in an opening state, a limiting groove is formed at the matching part of the sliding rail and the second sliding part.

6. The blade group is to web hoist of any one of claims 1 to 4, characterized in that, hoist mechanism is T type and carries the piece, T type carries the montant rotatable mounting of piece in spacing seat.

7. The blade assembly web lifting appliance according to claim 6, wherein a lifting ring is fixedly connected to the upper end of a vertical rod of the T-shaped lifting block, and the plane of the lifting ring is perpendicular to a cross rod of the T-shaped lifting block.

8. The blade assembly web spreader of claim 1, wherein a compression spring is mounted between the upper end of the spacing arm and the spacing seat.

9. The blade group pairing web lifting appliance according to claim 1, wherein a soft protective layer is arranged on a surface of the limiting arm, which is in contact with the pairing web.

10. A group web lifting device, comprising a lifting beam and a plurality of blade group web lifting appliances according to any one of claims 1 to 9 distributed at intervals on the lifting beam.

Images