CN212425228U - Cantilever crane for field maintenance of wind driven generator - Google Patents

Cantilever crane for field maintenance of wind driven generator Download PDF

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Publication number
CN212425228U
CN212425228U CN202020854097.3U CN202020854097U CN212425228U CN 212425228 U CN212425228 U CN 212425228U CN 202020854097 U CN202020854097 U CN 202020854097U CN 212425228 U CN212425228 U CN 212425228U
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CN
China
Prior art keywords
installation
sets
aerogenerator
cantilever crane
lower extreme
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Expired - Fee Related
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CN202020854097.3U
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Chinese (zh)
Inventor
李天昊
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Individual
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Individual
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Priority to CN202020854097.3U priority Critical patent/CN212425228U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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Abstract

The utility model discloses a cantilever crane is used in aerogenerator field maintenance, solved the clamp that proposes in the above-mentioned background and got the device and can not adjust according to aerogenerator size to remove the inconvenient problem of operation, including mounting bracket and aerogenerator body, the mounting bracket lower extreme transversely sets up the electromagnetism guide rail, electromagnetism guide rail lower extreme slidable mounting electromagnetism slider, electromagnetism slider lower extreme fixed connection moving frame, the symmetry sets up two sets of movable blocks in the moving frame, two sets of hydraulic stems of movable block lower extreme fixed connection, two sets of hydraulic stem lower extreme fixed connection installation frames, the symmetry sets up two sets of installation hoops in the installation frame, and the aerogenerator body is installed between the hoop. The utility model discloses a mounting structure assembles not the aerogenerator of width and not length size, and cooperation hydraulic stem carries out high promotion to the engine to and the electromagnetic guide rail carries out lateral shifting to the aerogenerator body, be convenient for wholly maintain, easy operation is practical, is worth using widely in existing market.

Description

Cantilever crane for field maintenance of wind driven generator
Technical Field
The utility model relates to a new forms of energy correlation field specifically is a cantilever crane is used in aerogenerator field maintenance.
Background
Based on the environmental protection concept and sustainable development, new energy development is promoted in recent years in China, and remarkable effects are achieved. In the field of new energy development, wind driven generators are developed rapidly at present, wherein double-fed wind generating sets are the wind turbine models which are installed most at the present stage. With the continuous running time, the doubly-fed generator may have problems such as bearings, windings and the like, and the improvement of field repair capability and maintenance efficiency for reducing the damage of the generator is urgent. At present, chinese patent with application number CN201820812574.2 discloses a cantilever crane for field maintenance of a wind driven generator, which comprises a rear support fixed on two lifting lugs arranged at the rear end of the generator in the axial direction, a front support fixed on two lifting lugs arranged at the front end of the generator in the axial direction, a hoisting assembly for hoisting articles, and a cantilever beam for installing the hoisting assembly, wherein the cantilever beam is provided with support fixing structures respectively used for being connected with the rear support and the front support to be fixed on the rear support and the front support.
However, the existing cantilever crane for maintaining the wind driven generator in the new energy field still has the following technical defects: on one hand, the size of the clamping device cannot be adjusted according to wind driven generators with different sizes, and the actual mounting stability effect is poor; in addition, when the maintenance is carried out, the integral moving operation is not convenient, and the use is more complicated. To the problem, the utility model designs a cantilever crane is used in aerogenerator field maintenances.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cantilever crane is used in aerogenerator field maintenance, the clamp that proposes in solving above-mentioned background art as far as possible gets the device and can not adjust according to aerogenerator size to remove the inconvenient problem of operation.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a cantilever crane is used in aerogenerator field maintenance, includes mounting bracket and aerogenerator body, the mounting bracket lower extreme transversely is provided with the electromagnetism guide rail, electromagnetism guide rail lower extreme slidable mounting has the electromagnetism slider, electromagnetism slider lower extreme fixed connection removes the frame, the symmetry is provided with two sets of movable blocks in the removal frame, two sets of hydraulic stems of movable block lower extreme fixedly connected with, two sets of hydraulic stem lower extreme fixedly connected with installation frame, the symmetry is provided with two sets of installation hoops in the installation frame, the aerogenerator body is installed between the hoop of installation.
Preferably, the electromagnetic guide rail signal is FLS-80, and the electromagnetic guide rail controls the electromagnetic slider to move through the electromagnetic controller MFC-N1.
Preferably, the inner wall of the movable frame is rotatably provided with a smooth rod and a threaded rod through bearings, and the smooth rod and the threaded rod penetrate through the two groups of movable blocks.
Preferably, the surface of the threaded rod is symmetrically provided with threads in opposite directions, the threads in opposite directions are respectively in threaded connection with two groups of moving blocks, a motor is fixedly mounted on the outer side of the moving frame, and the power output end of the motor is fixedly connected with one end of the threaded rod.
Preferably, the upper end and the lower end of the installation hoop are fixedly connected with connecting lugs, the inner wall of the installation hoop is provided with a rubber pad, and the outer side of the installation hoop is provided with heat dissipation holes.
Preferably, the installation frame is internally and transversely and fixedly provided with an installation rod, and a connecting lug at the upper end of the installation hoop is in sliding fit with the installation rod.
Preferably, the connecting lug arranged at the lower end of the mounting hoop is transversely threaded and inserted with a fixing screw, and the fixing screw is positioned at the two sides of the connecting lug and sleeved with a high-strength nut.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model assembles the wind driven generators with different widths by the distance between the two groups of adjustable mounting hoops which are slidably adjusted on the mounting rod, realizes fixation by matching with the fixed screw and the high-strength nut, and simultaneously drives the threaded rod to rotate by utilizing the motor outside the movable frame, and the threads with opposite directions outside the threaded rod drive two groups of movable blocks to drive the mounting hoops to move oppositely or separate from the distance between the adjustment so as to adapt to the assembly of the wind driven generators with different lengths; in addition, set up the hydraulic stem and carry out high promotion to the engine, the aerogenerator body that cooperation electromagnetic guide rail drove electromagnetism slider and lower extreme installation under the control of electromagnetic controller carries out lateral shifting, is convenient for wholly maintain, and easy operation is practical, is worth promoting.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the movable frame shown in FIG. 1 according to the present invention;
FIG. 3 is a schematic side view of the mounting frame structure of FIG. 1 according to the present invention;
fig. 4 is a schematic three-dimensional view of the installation hoop structure of fig. 1 according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-mounting frame, 2-electromagnetic guide rail, 3-electromagnetic slide block, 4-moving frame, 401-smooth rod, 402-threaded rod, 403-motor, 5-moving block, 6-hydraulic rod, 7-mounting frame, 701-mounting rod, 8-mounting hoop, 801-connecting lug, 802-rubber pad, 803-heat dissipation hole, 9-fixing screw rod, 901-high-strength nut and 10-wind driven generator body.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-4, a cantilever crane for field maintenance of a wind driven generator comprises a mounting frame 1 and a wind driven generator body 10, wherein an electromagnetic guide rail 2 is transversely arranged at the lower end of the mounting frame 1, an electromagnetic slider 3 is slidably mounted at the lower end of the electromagnetic guide rail 2, the lower end of the electromagnetic slider 3 is fixedly connected with a movable frame 4, two groups of movable blocks 5 are symmetrically arranged in the movable frame 4, two groups of hydraulic rods 6 are fixedly connected with the lower end of each movable block 5, an installation frame 7 is fixedly connected with the lower ends of the two groups of hydraulic rods 6, two groups of installation hoops 8 are symmetrically arranged in the installation frame 7, and.
Further, the signal of the electromagnetic guide rail 2 is FLS-80, and the electromagnetic guide rail 2 controls the electromagnetic slider 3 to move through the electromagnetic controller MFC-N1. During maintenance, the electromagnetic guide rail 2 is controlled by an electromagnetic controller (MFC-N1) to drive the electromagnetic slide block 3 to drive the moving frame 4 at the lower end and the wind driven generator body 10 to move transversely.
Further, a smooth rod 401 and a threaded rod 402 are rotatably mounted on the inner wall of the moving frame 4 through bearings, the smooth rod 401 and the threaded rod 402 penetrate through the two sets of moving blocks 5, threads in opposite directions are symmetrically arranged on the surface of the threaded rod 402, the threads in opposite directions are respectively in threaded connection with the two sets of moving blocks 5, a motor 403 is fixedly mounted on the outer side of the moving frame 4, and the power output end of the motor 403 is fixedly connected with one end of the threaded rod 402. The motor 403 drives the threaded rod 402 at the power end to rotate, the threads in opposite directions on the outer side of the threaded rod 402 drive the two groups of moving blocks 5 to move in the opposite direction or in the opposite direction under the limiting sliding of the smooth rod 401, and the distance is adjusted according to the wind driven generator bodies 10 with different lengths.
Furthermore, the equal fixedly connected with engaging lug 801 of lower extreme on installation hoop 8, the 8 inner walls of installation hoop are provided with rubber pad 802, the 8 outsides of installation hoop are provided with louvre 803, horizontal fixed installation pole 701 that is provided with in installation frame 7, and engaging lug 801 and the installation pole 701 sliding fit of installation hoop 8 upper end, the horizontal screw thread of engaging lug 801 that the lower extreme of installation hoop 8 set up is pegged graft and is had clamping screw 9, and clamping screw 9 is located the both sides thread bush of engaging lug 801 and establishes installation high strength nut 901. Two groups of mounting hoops 8 slide on the mounting rod 701 by utilizing the upper end connecting lugs 801, the distance is adjusted according to the wind driven generator bodies 10 with different widths, then the fixing screw rods 9 are transversely inserted into the connecting lugs 801 at the bottom, and high-strength nuts 901 are sleeved on the inner side and the outer side of the connecting lugs 801 in a threaded manner to fix the mounting hoops 8.
The scheme has the following working processes: the utility model discloses during the use, can pass through switch starter motor 403, motor 403 drives the threaded rod 402 rotation of power end, threaded rod 402 outside opposite direction's screw thread, the two sets of movable blocks of drive 5 lie in realizing under smooth rod 401's the spacing slip opposite directions or carrying on the back mutually, aerogenerator body 10 adjustment distance according to different length, and utilize engaging lug 801 of upper end two sets of installation hoops 8 of sliding on installation pole 701, aerogenerator body 10 adjustment distance according to different widths, install aerogenerator body 10, horizontal grafting clamping screw 9 is in the engaging lug 801 of bottom afterwards, and cup joint high strength nut 901 at the inside and outside screw thread of engaging lug 801 and realize the fixed of installing hoops 8, the completion is to aerogenerator body 10's assembly. In addition, during maintenance, the electromagnetic controller (MFC-N1) controls the electromagnetic guide rail 2 to drive the electromagnetic slider 3 to drive the lower moving frame 4 and the wind driven generator body 10 to move transversely, and the hydraulic rod 6 can drive the mounting frame 7 and the wind driven generator body 10 to adjust the height, so that the position of the wind driven generator body 10 can be adjusted during maintenance, and the maintenance is very convenient and practical.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a cantilever crane is used in on-spot maintenance of aerogenerator, includes mounting bracket (1) and aerogenerator body (10), its characterized in that: the utility model discloses a wind driven generator, including mounting bracket (1), electromagnetism guide rail (2), electromagnetism slider (3) lower extreme fixed connection moving frame (4), the symmetry is provided with two sets of movable blocks (5) in moving frame (4), two sets of hydraulic stem (6) of movable block (5) lower extreme fixedly connected with, two sets of hydraulic stem (6) lower extreme fixedly connected with installation frame (7), the symmetry is provided with two sets of installation hoops (8) in installation frame (7), install in installation hoop (8) aerogenerator body (10).
2. The cantilever crane for field maintenance of wind driven generator according to claim 1, wherein: the signal of the electromagnetic guide rail (2) is FLS-80, and the electromagnetic guide rail (2) controls the electromagnetic slider (3) to move through an electromagnetic controller MFC-N1.
3. The cantilever crane for field maintenance of wind driven generator according to claim 1, wherein: the inner wall of the moving frame (4) is rotatably provided with a smooth rod (401) and a threaded rod (402) through a bearing, and the smooth rod (401) and the threaded rod (402) penetrate through two groups of moving blocks (5).
4. The wind turbine on-site maintenance cantilever crane according to claim 3, wherein: the surface of the threaded rod (402) is symmetrically provided with threads in opposite directions, the threads in opposite directions are respectively in threaded connection with two groups of moving blocks (5), the outer side of the moving frame (4) is fixedly provided with a motor (403), and the power output end of the motor (403) is fixedly connected with one end of the threaded rod (402).
5. The cantilever crane for field maintenance of wind driven generator according to claim 1, wherein: the installation hoop (8) is provided with connecting lugs (801) at the upper end and the lower end, a rubber pad (802) is arranged on the inner wall of the installation hoop (8), and heat dissipation holes (803) are formed in the outer side of the installation hoop (8).
6. The wind turbine on-site maintenance cantilever crane according to claim 5, wherein: the installation frame (7) is internally and transversely fixedly provided with an installation rod (701), and a connecting lug (801) at the upper end of the installation hoop (8) is in sliding fit with the installation rod (701).
7. The wind turbine on-site maintenance cantilever crane according to claim 5, wherein: the installation hoop (8) is characterized in that a connecting lug (801) arranged at the lower end of the installation hoop (8) is transversely threaded and connected with a fixing screw rod (9), and the fixing screw rod (9) is positioned at two sides of the connecting lug (801) and is sleeved with a high-strength nut (901).
CN202020854097.3U 2020-05-20 2020-05-20 Cantilever crane for field maintenance of wind driven generator Expired - Fee Related CN212425228U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020854097.3U CN212425228U (en) 2020-05-20 2020-05-20 Cantilever crane for field maintenance of wind driven generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020854097.3U CN212425228U (en) 2020-05-20 2020-05-20 Cantilever crane for field maintenance of wind driven generator

Publications (1)

Publication Number Publication Date
CN212425228U true CN212425228U (en) 2021-01-29

Family

ID=74287643

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020854097.3U Expired - Fee Related CN212425228U (en) 2020-05-20 2020-05-20 Cantilever crane for field maintenance of wind driven generator

Country Status (1)

Country Link
CN (1) CN212425228U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210129

CF01 Termination of patent right due to non-payment of annual fee