CN220578714U - Lifting appliance suitable for eccentric heliostat multilayer rack - Google Patents

Abstract

The utility model relates to the technical field of lifting appliances, in particular to a lifting appliance suitable for an eccentric heliostat multilayer rack; the device can meet the hoisting requirement of the eccentric heliostat, improves the hoisting convenience, has a compact structure, and can be suitable for the hoisting operation in a compact and narrow space; the device comprises a main beam, wherein the main beam is used for bearing the hoisting weight of an eccentric heliostat; two vertical beams are symmetrically arranged at the bottom of the main beam, bearing bars which are arranged in parallel with the main beam are arranged on the two vertical beams, and an adapter which is matched with the torque beam of the eccentric heliostat to be hoisted is arranged at one end of the bearing bar, which is far away from the vertical beams; the adapter comprises an eccentric frame and a sleeve arranged on the eccentric frame; the vertical beam is provided with a sliding hole, the bearing bar is slidably mounted in the sliding hole, one side, far away from the center of the main beam, of the bearing bar is provided with a first baffle, a first locking ring is sleeved on the bearing bar, and the vertical beam is limited between the first baffle and the first locking ring.

Description

Lifting appliance suitable for eccentric heliostat multilayer rack

Technical Field

The utility model relates to the technical field of lifting appliances, in particular to a lifting appliance suitable for an eccentric heliostat multilayer rack.

Background

The heliostat field is generally required to be installed with a huge number of heliostats, the heliostats are required to be transported to an installation site from an assembly workshop as efficiently as possible, and the heliostat multilayer placing frames are used as carriers for transportation, so that the transportation efficiency is remarkably improved, but the hoisting space is reduced, and higher requirements are put on the lifting appliance.

The utility model discloses a lifting appliance (publication number CN 207468020U) for installing heliostats, which belongs to the field of solar photo-thermal power generation, and comprises a main beam, rotatable main arms, rotatable auxiliary arms and supporting blocks, wherein the main beam is of a door-shaped structure and comprises a main beam with adjustable length and vertical beams with two ends for supporting the main beam, each vertical beam is respectively hinged with at least one rotatable main arm with a cantilever structure, the rotatable main arms can rotate on a horizontal plane relative to the vertical beams and can adjust the height, each main arm is further hinged with at least one pair of rotatable auxiliary arms with a cantilever structure, the rotatable auxiliary arms can rotate on the horizontal plane relative to the main arms, the front ends of the rotatable auxiliary arms are also provided with supporting blocks, and the supporting blocks are provided with mounting grooves with the same extension direction as the rotatable main arms.

However, when the present inventors embodied this device, the following drawbacks were found to exist: after the heliostat is placed on the multi-layer placing rack, the space below is occupied, so that the lifting appliance cannot lift the heliostat from below, and the heliostat must be lifted from below in the prior art to realize lifting; the lifting device is not suitable for eccentric heliostats, but according to the operation condition of the heliostats, most heliostats are preferably designed to be eccentric, and the lifting requirements of the eccentric heliostats are difficult to meet by the existing lifting device; the width of part of the components cannot be adapted to narrow space operation, and certain use limitations exist.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the lifting appliance for the eccentric heliostat multilayer rack, which meets the lifting requirement of the eccentric heliostat, improves the lifting convenience, has a compact structure and can adapt to the lifting operation in a compact and narrow space, is provided.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the lifting appliance suitable for the eccentric heliostat multilayer rack comprises a main girder, wherein the main girder is used for bearing the lifting weight of the eccentric heliostat; two vertical beams are symmetrically arranged at the bottom of the main beam, bearing bars which are arranged in parallel with the main beam are arranged on the two vertical beams, and an adapter which is matched with the torque beam of the eccentric heliostat to be hoisted is arranged at one end of the bearing bar, which is far away from the vertical beams; the adapter comprises an eccentric frame and a sleeve arranged on the eccentric frame; further, the main beam is welded with the vertical beam.

As a preferable scheme, be equipped with the slide opening on the vertical beam, bearing bar slidable mounting is downthehole in the slide, the bearing bar is kept away from girder center one side and is installed first baffle, the cover is equipped with first locking ring on the bearing bar, the vertical beam is restricted between first baffle and first locking ring.

As a preferable scheme, be equipped with the through-hole on the eccentric frame, the bearing thick stick inserts in the through-hole, but eccentric frame slidable mounting is on the bearing thick stick, the second baffle is installed to the one end that the vertical beam was kept away from to the bearing thick stick, one side cover that the bearing thick stick is close to the vertical beam is equipped with the second locking ring, the eccentric frame is restricted between second baffle and second locking ring.

As a preferable scheme, the number of the bearing bars is at least two, and the two groups of bearing bars are arranged in a coplanar and parallel manner in the vertical direction.

Preferably, the through hole is a strip hole.

As a preferable scheme, the cross section of the sleeve is hexagonal, wherein a central radial line passing through the vertical direction of the cross section of the sleeve and a vertical central line passing through the center of the hexagon form an included angle of 1.5-4.5 degrees; furthermore, the cross section of the sleeve can also adopt triangles, quadrilaterals, pentagons and the like, and the sleeve with the cross section shape is adapted according to the shape of the torque beam of the eccentric heliostat; more specifically, a certain rotation angle is reserved during sleeve installation, and the rotation angle can be adjusted according to the outline dimension and the weight adaptability of the torque beam of the hoisted eccentric heliostat.

As a preferable scheme, pull rings are arranged on two sides of the vertical beam.

As a preferable scheme, two lifting lugs are symmetrically arranged at the top of the main beam, rigging is connected to the lifting lugs, and the lifting lugs, the main beam center plane, the vertical beam center plane, the central axis of the bearing bar and the center of gravity of the eccentric heliostat to be lifted are all located in the same vertical plane.

As a preferable scheme, the sleeve is detachably connected with the eccentric frame; further, the sleeve is screwed at the eccentric frame.

(III) beneficial effects

Compared with the prior art, the utility model provides the lifting appliance suitable for the eccentric heliostat multilayer rack, which has the following beneficial effects: this hoist suitable for eccentric heliostat multilayer rack inserts the moment of torsion roof beam of eccentric heliostat respectively through the sleeve pipe on this hoist in, hoist eccentric heliostat on with the multilayer rack through this hoist, need not to carry out the bearing to eccentric heliostat bottom, need not in the subassembly on the hoist excessively gets into the narrow and small interval between two adjacent eccentric heliostats, satisfies eccentric heliostat hoist and mount demand simultaneously, improves hoist and mount convenience, compact structure, adaptable compact narrow and small space hoist and mount operation, more practical.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of the front view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the structure of FIG. 2 at A-A in accordance with the present utility model;

FIG. 4 is a schematic perspective view of an adapter of the present utility model;

FIG. 5 is a schematic plan view of an adapter of the present utility model;

FIG. 6 is a schematic diagram of the concept of heliostat deflection caused by the preset rotation angle of the sleeve to offset the gap between the sleeve and the torque beam aperture of the present utility model;

FIG. 7 is an enlarged schematic view of a portion of FIG. 2A in accordance with the present utility model;

the reference numerals in the drawings: 1. a main beam; 2. a vertical beam; 3. a bearing bar; 4. an eccentric frame; 5. a sleeve; 6. a first baffle; 7. a first locking ring; 8. a through hole; 9. a second baffle; 10. a second locking ring; 11. a pull ring; 12. lifting lugs; 13. a rigging.

Detailed Description

In order that the present utility model may be better understood, reference will now be made to the accompanying drawings, in which embodiments of the present utility model are shown, it being apparent that the embodiments described are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

The lifting appliance for installing the heliostat in the background technology has the advantages that after the heliostat is placed on the multi-layer placing rack, the space below the heliostat is occupied, so that the lifting appliance cannot lift the heliostat from below, and the heliostat must be lifted from below in the prior art to realize lifting; the lifting device is not suitable for eccentric heliostats, but according to the operation condition of the heliostats, most heliostats are preferably designed to be eccentric, and the lifting requirements of the eccentric heliostats are difficult to meet by the existing lifting device; the width of part of the components cannot be adapted to narrow space operation, and certain use limitations exist.

In order to solve the technical problem, the utility model provides a lifting appliance suitable for an eccentric heliostat multilayer rack, which is applied to lifting of heliostats.

Specifically, please refer to fig. 1-3, a lifting appliance suitable for an eccentric heliostat multi-layer rack specifically includes: the main beam 1 is used for bearing the hoisting weight of the eccentric heliostat; two vertical beams 2 are symmetrically arranged at the bottom of the main beam 1, bearing bars 3 which are arranged in parallel with the main beam 1 are arranged on the two vertical beams 2, and an adapter which is matched with the torque beam of the eccentric heliostat to be hoisted is arranged at one end of the bearing bar 3 which is far away from the vertical beams 2; the adapter comprises an eccentric frame 4 and a sleeve 5 arranged on the eccentric frame 4; further, the main beam 1 is welded to the vertical beam 2, and in another embodiment, the main beam 1 and the vertical beam 2 may be fixedly connected into a whole by bolts or the like.

According to the lifting appliance suitable for the eccentric heliostat multilayer rack, the sleeves 5 on the lifting appliance are respectively inserted into the torque beams of the eccentric heliostats, the eccentric heliostats on the multilayer rack are lifted through the lifting appliance, the bottoms of the eccentric heliostats do not need to be supported, the components on the lifting appliance do not need to excessively enter into a narrow space between two adjacent eccentric heliostats, the lifting requirements of the eccentric heliostats are met, meanwhile, the lifting convenience is improved, the structure is compact, and the lifting appliance is suitable for compact and narrow space lifting operation and is more practical.

In order to make the person skilled in the art better understand the solution of the present utility model, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings.

It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

Example 1

Referring to fig. 1-3, a spreader adapted for use with an eccentric heliostat multi-layer rack, comprising: the main beam 1 is used for bearing the hoisting weight of the eccentric heliostat; two vertical beams 2 are symmetrically arranged at the bottom of the main beam 1, bearing bars 3 which are arranged in parallel with the main beam 1 are arranged on the two vertical beams 2, and an adapter which is matched with the torque beam of the eccentric heliostat to be hoisted is arranged at one end of the bearing bar 3 which is far away from the vertical beams 2; the adapter comprises an eccentric frame 4 and a sleeve 5 arranged on the eccentric frame 4; the vertical beam 2 is provided with a sliding hole, the bearing bar 3 is slidably arranged in the sliding hole, one side of the bearing bar 3, which is far away from the center of the main beam 1, is provided with a first baffle 6, the bearing bar 3 is sleeved with a first locking ring 7, and the vertical beam 2 is limited between the first baffle 6 and the first locking ring 7; the eccentric frame 4 is provided with a through hole 8, the bearing bar 3 is inserted into the through hole 8, the eccentric frame 4 is slidably arranged on the bearing bar 3, one end of the bearing bar 3, which is far away from the vertical beam 2, is provided with a second baffle 9, one side of the bearing bar 3, which is close to the vertical beam 2, is sleeved with a second locking ring 10, and the eccentric frame 4 is limited between the second baffle 9 and the second locking ring 10; more specifically, the first locking ring 7 and the second locking ring 10 comprise a ring body with an opening and connecting bolts used for the opening of the ring body; the opening of the ring body is fastened through the connecting bolts, so that the ring body is tightly contacted with the outer wall of the bearing bar 3.

According to the lifting appliance suitable for the eccentric heliostat multilayer rack provided by the embodiment, in the initial stage of lifting, the extension of the bearing bar 3 towards the interior of the lifting appliance can be adjusted, the bearing bar 3 slides and moves in the sliding hole, so that the torque beam at the eccentric heliostat is avoided when the lifting appliance is in place, and then the lifting appliance can be locked and fixed through the first baffle 6 and the first locking ring 7; the second baffle 9 of bearing thick stick 3 department can prevent that eccentric frame 4 from droing from bearing thick stick 3's tip, and eccentric frame 4 can follow bearing thick stick 3 front end and slide a certain scope, and convenient in eccentric heliostat moment of torsion roof beam inserts to sleeve pipe 5 in, can fix with second locking ring 10 after in place to prevent that bearing thick stick 3 and eccentric frame 4 from removing in the hoist and mount operation, improve hoist and mount security, improve hoist and eccentric heliostat girder 1's equipment convenience, and improve the hoist and mount efficiency to eccentric heliostat.

Example 2

The lifting appliance applicable to the eccentric heliostat multilayer rack provided in the embodiment 1 is further optimized, specifically, as shown in fig. 1-7, the bearing bars 3 are at least two groups, and the two groups of bearing bars 3 are arranged in a coplanar and parallel manner in the vertical direction; the through hole 8 is a strip hole; the cross section of the sleeve 5 is hexagonal, wherein a central radial line passing through the vertical direction of the cross section of the sleeve 5 and a vertical central line passing through the center of the hexagon form an included angle of 1.5-4.5 degrees; furthermore, the cross section of the sleeve 5 can also adopt triangles, quadrilaterals, pentagons and the like, and the sleeve 5 with the cross section shape is adapted according to the appearance of the torque beam of the eccentric heliostat so as to adapt to the hoisting requirements of the torque beams of the eccentric heliostats with different shapes; more specifically, a certain rotation angle is reserved when the sleeve 5 is installed, and the rotation angle can be adaptively adjusted according to the outline dimension and the weight of the torque beam of the hoisted eccentric heliostat; the angle between a central radial line in the vertical direction of the cross section of the through sleeve 5 and a vertical midline through the center of the hexagon is preferably 3 ° (see fig. 6).

The lifting appliance suitable for the eccentric heliostat multilayer rack provided by the embodiment has the advantages that the two groups of bearing bars 3 are arranged in parallel, so that the structural strength of the lifting appliance can be improved, and the eccentric rack 4 is prevented from rotating around one group of bearing bars 3, so that the lifting stability is ensured; the through hole 8 at the joint of the eccentric frame 4 and the bearing bar 3 adopts a strip hole, so that the sleeve 5 at the eccentric frame 4 can incline for a certain angle to adapt to the deformation of the torque beam on the eccentric heliostat caused by the dead weight of the heliostat, and the sleeve 5 can be conveniently and smoothly inserted into the torque beam; more specifically, the sleeve 5 can be inserted into the inner hole of the torque beam of the eccentric heliostat, and the torque beam can be inserted into the inner hole of the sleeve 5, and the shape of the sleeve 5 is adaptively adjusted according to the shape of the torque beam and the shape of the inner hole so as to meet the hoisting requirements of torque beams with different shapes; the sleeve 5 on the eccentric frame 4 rotates a certain angle in advance to offset the skew of the heliostat caused by the torque at the eccentric heliostat and the gap between the sleeve 5, so that the heliostat is in a horizontal state in the hoisting process, and the hoisting stability of the heliostat is ensured.

Specifically, pull rings 11 are arranged on two sides of the vertical beam 2; the lifting device can be connected with the pull ring 11 through an external connecting rope, and an operator pulls one end of the connecting rope to control the lifting appliance and the lifted eccentric heliostat to move and adjust the orientation of the eccentric heliostat.

Specifically, two lifting lugs 12 are symmetrically arranged at the top of the main beam 1, a rigging 13 is connected to the lifting lugs 12, and the lifting lugs 12, the central surface of the main beam 1, the central surface of the vertical beam 2, the central axis of the bearing bar 3 and the center of gravity of the eccentric heliostat to be lifted are all positioned in the same vertical plane; the lifting device is connected with external lifting equipment through the rigging 13 so as to realize balanced lifting of the lifting device, and the lifting device structure is obviously simplified by the arrangement, and the balance stability of the lifting device in the lifting process is facilitated.

Specifically, the sleeve 5 is detachably connected with the eccentric frame 4; further, the sleeve 5 is screwed on the eccentric frame 4; the corresponding sleeve 5 can be replaced according to the specific shape of the torque beam on the eccentric heliostat to be hoisted so as to improve the applicability of the hoisting tool.

The application process of the lifting appliance suitable for the eccentric heliostat multilayer rack provided by the utility model is as follows: two sleeves 5 are respectively inserted into two ends of a torque beam of the eccentric heliostat, a first locking ring 7 and a second locking ring 10 are fastened, and the eccentric heliostat is hoisted through a rigging 13 and an external hoisting device.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It is apparent that the above-described embodiments are only some embodiments of the present utility model, but not all embodiments, and the preferred embodiments of the present utility model are shown in the drawings, which do not limit the scope of the patent claims. This utility model may be embodied in many different forms, but rather, embodiments are provided in order to provide a thorough and complete understanding of the present disclosure. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing description, or equivalents may be substituted for elements thereof. All equivalent structures made by the content of the specification and the drawings of the utility model are directly or indirectly applied to other related technical fields, and are also within the scope of the utility model.

Claims (9)

1. The lifting appliance is suitable for the eccentric heliostat multilayer rack and is characterized by comprising a main girder (1), wherein the main girder (1) is used for bearing the lifting weight of the eccentric heliostat; two vertical beams (2) are symmetrically arranged at the bottom of the main beam (1), bearing bars (3) which are arranged in parallel with the main beam (1) are arranged on the two vertical beams (2), and an adapter which is matched with the torque beam of the eccentric heliostat to be hoisted is arranged at one end, far away from the vertical beams (2), of the bearing bars (3);

the adapter comprises an eccentric frame (4) and a sleeve (5) arranged on the eccentric frame (4).

2. The lifting appliance suitable for the eccentric heliostat multilayer rack according to claim 1, wherein a sliding hole is formed in the vertical beam (2), the bearing bar (3) is slidably mounted in the sliding hole, a first baffle (6) is mounted on one side, far away from the center of the main beam (1), of the bearing bar (3), a first locking ring (7) is sleeved on the bearing bar (3), and the vertical beam (2) is limited between the first baffle (6) and the first locking ring (7).

3. The lifting appliance suitable for the eccentric heliostat multilayer rack according to claim 2, wherein the eccentric frame (4) is provided with a through hole (8), the bearing bar (3) is inserted into the through hole (8), the eccentric frame (4) is slidably mounted on the bearing bar (3), one end, far away from the vertical beam (2), of the bearing bar (3) is provided with a second baffle (9), one side, close to the vertical beam (2), of the bearing bar (3) is sleeved with a second locking ring (10), and the eccentric frame (4) is limited between the second baffle (9) and the second locking ring (10).

4. The lifting appliance suitable for the eccentric heliostat multilayer rack according to claim 3, wherein the number of the bearing bars (3) is at least two, and the two groups of the bearing bars (3) are arranged in a coplanar and parallel manner in the vertical direction.

5. A spreader for an eccentric heliostat multi-layer rack according to claim 3, characterized in that the through-hole (8) is a strip-shaped hole.

6. The spreader for an off-center heliostat multi-layer rack according to claim 5, wherein the cross-section of the sleeve (5) is hexagonal, and wherein a center radial line passing through the vertical direction of the cross-section of the sleeve (5) is disposed at an angle of 1.5 ° -4.5 ° to a vertical midline passing through the center of the hexagon.

7. The lifting appliance suitable for the eccentric heliostat multi-layer rack according to claim 1, wherein pull rings (11) are mounted on two sides of the vertical beam (2).

8. The lifting appliance suitable for the eccentric heliostat multilayer rack according to claim 1, wherein two lifting lugs (12) are symmetrically arranged at the top of the main beam (1), a rigging (13) is connected to the lifting lugs (12), and the lifting lugs (12), the central surface of the main beam (1), the central surface of the vertical beam (2), the central axis of the bearing bar (3) and the center of gravity of the eccentric heliostat to be lifted are all located in the same vertical plane.

9. The spreader for an eccentric heliostat multi-layer rack according to claim 1, wherein the sleeve (5) is detachably connected to the eccentric rack (4).