CN219174072U

CN219174072U - Lifting appliance for maintaining fan blade

Info

Publication number: CN219174072U
Application number: CN202223077632.7U
Authority: CN
Inventors: 曾雷; 范小松; 周军
Original assignee: Hebei Turbine Fan Manufacturing Co ltd
Current assignee: Hebei Turbine Fan Manufacturing Co ltd
Priority date: 2022-11-12
Filing date: 2022-11-12
Publication date: 2023-06-13
Anticipated expiration: 2032-11-12

Abstract

The utility model relates to the technical field of fan blades and discloses a lifting appliance for maintenance of fan blades, which comprises a bottom plate, wherein a fixed seat is arranged in the middle of the top end of the bottom plate, a supporting pipe is vertically and movably arranged in the fixed seat, fixing mechanisms are arranged on two sides of the fixed seat, and the fixing mechanisms are connected with the bottom of the supporting pipe. According to the utility model, the bottom plate can be installed on the fan to be fixed through the installation hole, the bottom of the supporting tube is inserted into the fixing seat, the threaded connection is performed between the rotating adjusting rod and the threaded sleeve, one end of the adjusting rod is inserted into the fixing hole, the supporting tube can be fixed, the fixing rod is connected with the fixing sleeve through the connecting sleeve in a clamping manner on the outer side of the supporting seat, the connecting sleeve can be kept stable at the top of the supporting seat, the whole device is convenient to assemble, and the problem that the existing hoisting tool is inconvenient to assemble can be solved.

Description

Lifting appliance for maintaining fan blade

Technical Field

The utility model relates to the technical field of fan blades, in particular to a lifting appliance for maintenance of fan blades.

Background

The wind turbine blade is one of core components of the wind turbine, and the wind turbine blade has high requirements on materials, not only needs to have lighter weight, but also needs to have higher strength, corrosion resistance and fatigue resistance, so that the wind turbine blade is widely manufactured by adopting composite materials by current wind turbine manufacturers, and the composite materials account for the proportion of the whole wind turbine blade to be even up to 90%.

The fan blade can appear damaging when striking on its surface to influence fan blade's normal time, and when the fan is maintained, need hoist its top with the work piece, current lifting device is inconvenient to carry, and most lifting device structures are great, inconvenient to install it, proposes a fan blade maintenance and uses hoist to solve the above-mentioned problem that proposes to the above-mentioned condition.

Disclosure of Invention

The utility model aims to solve the defects existing in the prior art, such as: when the fan is maintained, the workpiece is required to be lifted to the top of the fan, the existing lifting tool is inconvenient to carry, most of lifting tools are large in structure and inconvenient to install, and the lifting tool for maintaining the fan blade is provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a hoist is used in fan blade maintenance, includes the bottom plate, the mid-mounting on bottom plate top has the fixing base, the inside vertical movable mounting of fixing base has the stay tube, fixed establishment is all installed to the both sides of fixing base, fixed establishment is all connected with the bottom of stay tube, electric capstan is installed on the right side on bottom plate top, the supporting seat is installed on the top of stay tube, the outside cover of supporting seat is equipped with coupling mechanism, adjustment mechanism is installed on coupling mechanism's right side, adjustment mechanism's right side movable mounting has the bracing piece, the first uide bushing of upper and lower symmetry is installed on the right side of stay tube, second uide bushing is all installed to the bottom of adjustment mechanism and bracing piece, the equal movable mounting of inside of first uide bushing and second uide bushing has wire rope, wire rope's bottom is connected with electric capstan, fixed lifting hook is installed on wire rope's right side.

Preferably, the connecting mechanism comprises a connecting sleeve sleeved on the outer side of the supporting seat, a fixed sleeve is arranged in the middle of the inner bottom wall of the supporting seat, a fixed rod is vertically arranged in the middle of the top end of the connecting sleeve, the bottom end of the fixed rod is in threaded connection with the fixed sleeve, limiting grooves are vertically formed in the tops of the two sides of the supporting seat, limiting blocks are respectively arranged at the bottoms of the left inner wall and the right inner wall of the connecting sleeve, and the limiting blocks are respectively movably inserted in the limiting grooves.

Preferably, the adjusting mechanism comprises an adjusting sleeve arranged on the right side of the connecting sleeve, a hydraulic push rod is arranged on the left inner wall of the adjusting sleeve, a movable plate is arranged on the right side of the hydraulic push rod, and the left side of the supporting rod is inserted into the adjusting sleeve and connected with the movable plate.

Preferably, the fixing mechanism comprises thread sleeves arranged on two sides of the fixing seat, an adjusting rod is arranged in the thread sleeves in a threaded mode, fixing holes are formed in the bottoms of two sides of the supporting tube, and one side of the adjusting rod is movably inserted into the fixing holes.

Preferably, the four corners at the top end of the bottom plate are respectively provided with a connecting seat, the bottom of the supporting tube is provided with a movable seat corresponding to the connecting seat, the inside of the movable seat is respectively and movably provided with a connecting rod, and the bottom of the connecting rod is connected with the connecting seat.

Preferably, the four corners of the bottom plate are vertically provided with mounting holes.

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, the bottom plate can be installed on the fan to be fixed through the installation hole, the bottom of the supporting tube is inserted into the fixing seat, the threaded connection is performed between the rotating adjusting rod and the threaded sleeve, one end of the adjusting rod is inserted into the fixing hole, the supporting tube can be fixed, the fixing rod is connected with the fixing sleeve through the connecting sleeve in a clamping manner on the outer side of the supporting seat, the connecting sleeve can be kept stable at the top of the supporting seat, the whole device is convenient to assemble, and the problem that the existing hoisting tool is inconvenient to assemble can be solved.

(2) According to the utility model, the electric winch is controlled to rotate, so that the steel wire rope can be wound, the steel wire rope can slide in the first guide sleeve and the second guide sleeve, the workpiece can be hoisted to the fan through the fixed lifting hook, the fan blade is convenient to maintain, the movable plate can be driven to slide in the adjusting sleeve by controlling the elongation of the hydraulic push rod, the relative position between the support rod and the adjusting sleeve can be adjusted, the distance between the two second guide sleeves is convenient to adjust, the distance is controlled according to the size of the hoisted workpiece, and the workpiece is prevented from colliding with the fan blade.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the middle part of the present utility model;

FIG. 3 is a schematic diagram of a first embodiment of the present utility model;

FIG. 4 is a schematic structural diagram of a second embodiment of the present utility model;

fig. 5 is a schematic structural diagram of a third embodiment of the present utility model.

In the figure: 1. a bottom plate; 2. a connecting seat; 3. an electric winch; 4. a fixing seat; 5. a fixing mechanism; 51. a thread sleeve; 52. an adjusting rod; 53. a fixing hole; 6. a connecting rod; 7. a movable seat; 8. a connecting mechanism; 81. connecting sleeves; 82. a fixed sleeve; 83. a fixed rod; 84. a limit groove; 85. a limiting block; 9. an adjusting mechanism; 91. an adjusting sleeve; 92. a hydraulic push rod; 93. a movable plate; 10. a support tube; 11. a wire rope; 12. a first guide sleeve; 13. a support base; 14. a support rod; 15. a second guide sleeve; 16. fixing a lifting hook; 17. and (5) mounting holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-5, a lifting appliance for fan blade maintenance, comprising a base plate 1, the four corners of bottom plate 1 all vertically have seted up mounting hole 17, can fix bottom plate 1 on the fan through mounting hole 17, the mid-mounting on bottom plate 1 top has fixing base 4, the inside vertical movable mounting of fixing base 4 has stay tube 10, fixed establishment 5 is all installed to the both sides of fixing base 4, fixed establishment 5 all is connected with the bottom of stay tube 10, electric winch 3 is installed on the right side on bottom plate 1 top, supporting seat 13 is installed on the top of stay tube 10, the outside cover of supporting seat 13 is equipped with coupling mechanism 8, coupling mechanism 8's right side installs adjustment mechanism 9, the right side movable mounting of adjustment mechanism 9 has bracing piece 14, the first uide bushing 12 of upper and lower symmetry is installed on the right side of stay tube 10, adjustment mechanism 9 and the bottom of bracing piece 14 all have second uide bushing 15, the inside equal movable mounting of first uide bushing 12 and second uide bushing 15 has wire rope 11, the bottom and electric winch 3 are connected, fixed 16 is installed on the right side of wire rope 11, electric winch 3, lifting hook 3 and lifting hook 16 and work piece 6 are installed on the bottom seat 6 are connected with the corresponding connecting rod 2 through the inside connection of the inside connection seat 2, the bottom seat 2 is connected to the connecting rod 2 through the inside connection seat 2 of the connecting rod 2, the bottom seat 2 is able to the connecting rod 2.

Embodiment one:

as shown in fig. 3, the connection mechanism 8 includes a connecting sleeve 81 sleeved outside the supporting seat 13, a fixing sleeve 82 is installed in the middle of the inner bottom wall of the supporting seat 13, a fixing rod 83 is vertically installed in the middle of the top end of the connecting sleeve 81, the bottom end of the fixing rod 83 is in threaded connection with the fixing sleeve 82, limit grooves 84 are vertically formed in the tops of two sides of the supporting seat 13, limit blocks 85 are installed at the bottoms of the left and right inner walls of the connecting sleeve 81, the limit blocks 85 are respectively movably inserted in the limit grooves 84, the connecting sleeve 81 is clamped outside the supporting seat 13, the fixing rod 83 is connected with the fixing sleeve 82, the connecting sleeve 81 can be kept stable at the top of the supporting seat 13, the whole device is convenient to assemble, and the supporting seat 13 and the connecting sleeve 81 can be prevented from rotating through the limit blocks 85 sliding in the inside of the limit grooves 84.

Embodiment two:

as shown in fig. 4, the adjusting mechanism 9 includes an adjusting sleeve 91 installed on the right side of the connecting sleeve 81, a hydraulic push rod 92 is installed on the left inner wall of the adjusting sleeve 91, a movable plate 93 is installed on the right side of the hydraulic push rod 92, the left side of the supporting rod 14 is inserted in the adjusting sleeve 91 and connected with the movable plate 93, the movable plate 93 can be driven to slide in the adjusting sleeve 91 by controlling the elongation of the hydraulic push rod 92, so that the relative position between the supporting rod 14 and the adjusting sleeve 91 can be adjusted, the distance between the two second guide sleeves 15 is conveniently adjusted, the distance is conveniently controlled according to the size of a lifted workpiece, and the workpiece is prevented from colliding with a fan blade.

Embodiment III:

as shown in fig. 5, the fixing mechanism 5 includes a threaded sleeve 51 mounted on both sides of the fixing base 4, an adjusting rod 52 is mounted in the threaded sleeve 51, fixing holes 53 are formed in the bottoms of both sides of the support tube 10, one side of the adjusting rod 52 is movably inserted into the fixing holes 53, and one end of the adjusting rod 52 is inserted into the fixing holes 53 by screwing the adjusting rod 52 and the threaded sleeve 51, so that the support tube 10 can be fixed.

In the utility model, when a user uses the device, the bottom plate 1 is installed on a fan through the installation hole 17 to be fixed, the bottom of the supporting tube 10 is inserted into the fixed seat 4, the adjusting rod 52 is connected with the threaded sleeve 51 through rotation, one end of the adjusting rod 52 is inserted into the fixed hole 53 to fix the supporting tube 10, the connecting sleeve 81 is clamped on the outer side of the supporting seat 13, the fixing rod 83 is connected with the fixed sleeve 82, the connecting sleeve 81 is kept stable on the top of the supporting seat 13, the electric winch 3 is controlled to rotate, the steel wire rope 11 can be wound, the steel wire rope 11 slides in the first guide sleeve 12 and the second guide sleeve 15, a workpiece can be hoisted on the fan through the fixed hanging hook 16, the maintenance of the fan blade is facilitated, the movable plate 93 can be driven to slide in the adjusting sleeve 91 through controlling the extension of the hydraulic push rod 92, and therefore the relative position between the supporting rod 14 and the adjusting sleeve 91 can be adjusted conveniently.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a hoist is used in maintenance of fan blade, includes bottom plate (1), its characterized in that, mid-mounting on bottom plate (1) top has fixing base (4), inside vertical movable mounting of fixing base (4) has stay tube (10), fixed establishment (5) are all installed on the both sides of fixing base (4), fixed establishment (5) all are connected with the bottom of stay tube (10), electric capstan (3) are installed on the right side on bottom plate (1) top, supporting seat (13) are installed on the top of stay tube (10), coupling mechanism (8) are installed to the outside cover of supporting seat (13), adjustment mechanism (9) are installed on the right side of coupling mechanism (8), the right side movable mounting of adjustment mechanism (9) has bracing piece (14), first uide bushing (12) of upper and lower symmetry are installed on the right side of stay tube (10), second uide bushing (15) are all installed with the bottom of bracing piece (14) in the bottom of adjustment mechanism (9), electric wire rope (11) are all movably mounted with inside wire rope (11) of second uide bushing (15), wire rope (11) are connected with wire rope (16), wire rope (11) are installed on the bottom of wire rope (11).

2. The lifting appliance for maintaining fan blades according to claim 1, wherein the connecting mechanism (8) comprises a connecting sleeve (81) sleeved on the outer side of the supporting seat (13), a fixed sleeve (82) is mounted in the middle of the inner bottom wall of the supporting seat (13), a fixed rod (83) is vertically mounted in the middle of the top end of the connecting sleeve (81), the bottom end of the fixed rod (83) is in threaded connection with the fixed sleeve (82), limit grooves (84) are vertically formed in the tops of two sides of the supporting seat (13), limit blocks (85) are mounted at the bottoms of the left and right inner walls of the connecting sleeve (81), and the limit blocks (85) are respectively movably inserted into the limit grooves (84).

3. The lifting appliance for maintaining fan blades according to claim 2, wherein the adjusting mechanism (9) comprises an adjusting sleeve (91) arranged on the right side of the connecting sleeve (81), a hydraulic push rod (92) is arranged on the left inner wall of the adjusting sleeve (91), a movable plate (93) is arranged on the right side of the hydraulic push rod (92), and the left side of the supporting rod (14) is inserted into the adjusting sleeve (91) and connected with the movable plate (93).

4. The lifting appliance for maintaining fan blades according to claim 1, wherein the fixing mechanism (5) comprises threaded sleeves (51) arranged on two sides of the fixing seat (4), adjusting rods (52) are arranged in the threaded sleeves (51) in a threaded manner, fixing holes (53) are formed in the bottoms of two sides of the supporting tube (10), and one side of each adjusting rod (52) is movably inserted into the fixing holes (53).

5. The lifting appliance for maintaining fan blades according to claim 1, wherein the four corners at the top end of the bottom plate (1) are respectively provided with a connecting seat (2), the bottom of the supporting tube (10) is provided with a movable seat (7) corresponding to the connecting seat (2), the inside of the movable seat (7) is respectively and movably provided with a connecting rod (6), and the bottom of the connecting rod (6) is connected with the connecting seat (2).

6. The lifting appliance for maintaining fan blades according to claim 1, wherein the four corners of the bottom plate (1) are vertically provided with mounting holes (17).