CN217080671U

CN217080671U - Novel wind driven generator fan blade fixing device

Info

Publication number: CN217080671U
Application number: CN202220055553.7U
Authority: CN
Inventors: 于国会
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-07-29
Anticipated expiration: 2032-01-10

Abstract

The utility model discloses a novel wind driven generator blade fixing device, which comprises a base, blades and a clamping cover, four clamping grooves are symmetrically arranged on the upper surface of the base, a first round hole is arranged at the geometric center of the base, second round holes are arranged on the inner bottom walls of the four clamping grooves, connecting rods are movably inserted into the inner bottom walls of the clamping grooves, the bottom end of the connecting rod penetrates through the lower surface of the base and extends outwards, the top end of the connecting rod is fixedly connected with a connecting block, the outer surface of the connecting rod is sleeved with a first elastic piece, two ends of the first elastic piece are respectively and fixedly connected with the inner bottom wall of the clamping groove and the lower surface of the connecting block, the two sides of the connecting block are rotatably connected with clamping blocks, one sides of the two clamping blocks are attached to each other, the two clamping blocks are sleeved with blades, and the upper surface of the base is inserted with a clamping mechanism. This novel aerogenerator fan blade fixing device does not need the bolt fastening, and it is convenient to dismantle.

Description

Novel wind driven generator fan blade fixing device

Technical Field

The utility model relates to a wind power generation technical field specifically is a novel aerogenerator fan blade is fixed device.

Background

The wind power generation is the most extensive power generation mode and mainly comprises fan blades, a motor, an empennage and a support rod, wherein the fan blades are the most important, and the fan blades rotate through wind power and then drive the motor to generate electric power which is collected;

the flabellum changes the size according to wind power generation's power size, and the flabellum lasts the pivoted in the electricity generation process, and present most flabellum is all through bolt fastening, and the flabellum can make the bolt not hard up after long-time work, so the flabellum just has the risk of coming off to this kind of mode is very complicated when the installation, therefore we have proposed a novel aerogenerator fan blade fixing device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model discloses a novel aerogenerator fan blade is fixed device to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a novel aerogenerator fan blade is fixed device, includes base, flabellum and card lid, four draw-in grooves have been seted up to base upper surface symmetry, and the geometric center department of base has seted up first round hole, four the second round hole has all been seted up to the interior diapire of draw-in groove, and the activity of the interior diapire of draw-in groove is pegged graft and has been had the connecting rod, the lower surface of base and outside extension are passed to the bottom of connecting rod, and the top fixedly connected with connecting block of connecting rod, first elastic component has been cup jointed to the surface of connecting rod, and the both ends of first elastic component are fixed connection respectively at the lower surface of the interior diapire of draw-in groove and connecting block, the both sides of connecting block all are rotated and are connected with the clamp splice, and one side of two clamp splices is laminated mutually, two the clamp splice has cup jointed the blade subassembly, and the upper surface of base is pegged graft and is had buckle mechanism.

Preferably, the blade includes the flabellum, the third round hole has been seted up to the upper surface of flabellum and has been led to the groove, and the size of third round hole and second round hole is the same, and the inside gag lever post of pegging graft of second round hole and third round hole, and the inner wall fixedly connected with fixture block that leads to the groove, the upper surface of fixture block is laminated with the lower surface of two clamp splice mutually, and the both sides of two clamp splice are laminated with the inboard wall of draw-in groove mutually.

Preferably, buckle mechanism includes the card lid, four gag lever posts of lower surface symmetry fixedly connected with of card lid, and the geometric center fixedly connected with fixed block of department of card lid, the spout has been seted up to the inside of gag lever post, and the inner wall sliding connection of spout has two sliders, two fixedly connected with second elastic component between the slider.

Preferably, the upper surface of the slider is attached to the lower surface of the base.

Preferably, the fixed block is inserted in the first round hole, and the outer surface of the fixed block is attached to the inner wall of the first round hole.

Preferably, the bottoms of the two clamping blocks are inclined, the two sides of each clamping block are attached to the inner wall of the groove formed in the inner bottom wall of the clamping groove, and the area of the two clamping blocks is smaller than that of the through groove.

The utility model discloses a novel aerogenerator fan blade is fixed device, its beneficial effect who possesses as follows:

1. this novel aerogenerator fan blade fixing device, draw-in groove, clamp splice, second round hole that set up through the base and the gag lever post cooperation that the card lid set up, make the flabellum need not pass through the bolt fastening when the installation, and very convenience in the time of the installation.

2. This novel aerogenerator fan blade fixing device, the slider that the gag lever post both sides set up can block the base, makes base and card lid can not unexpected break away from, and the flabellum is provided with logical groove and fixture block, can block between two clamp splices, makes the very firm of flabellum.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the card cover of the present invention;

FIG. 3 is a schematic view of the fan blade structure of the present invention;

FIG. 4 is a schematic view of the inner part of the base of the present invention;

FIG. 5 is a schematic view of the internal structure of the stop lever of the present invention;

fig. 6 is a schematic side view of the present invention.

In the figure: 1. a base; 101. a card slot; 102. a first circular hole; 103. a second circular hole; 104. a clamping block; 105. connecting blocks; 106. a first elastic member; 107. a connecting rod; 2. a cover is clamped; 201. a fixed block; 202. A limiting rod; 203. a chute; 204. a slider; 205. a second elastic member; 206. a fan blade; 207. a third circular hole; 208. a through groove; 209. and (7) clamping blocks.

Detailed Description

The embodiment of the utility model discloses a novel wind driven generator blade fixing device, as shown in fig. 1-6, comprising a base 1, a blade 206 and a clamping cover 2, four clamping grooves 101 are symmetrically arranged on the upper surface of the base 1, a first round hole 102 is arranged at the geometric center of the base 1, second round holes 103 are arranged on the inner bottom walls of the four clamping grooves 101, a connecting rod 107 is movably inserted into the inner bottom wall of the clamping groove 101, the bottom end of the connecting rod 107 passes through the lower surface of the base 1 and extends outwards, a connecting block 105 is fixedly connected to the top end of the connecting rod 107, a first elastic member 106 is sleeved on the outer surface of the connecting rod 107, two ends of the first elastic member 106 are respectively and fixedly connected to the inner bottom wall of the clamping groove 101 and the lower surface of the connecting block 105, clamping blocks 104 are rotatably connected to two sides of the connecting block 105, the bottoms of the two clamping blocks 104 are inclined, and two sides of the clamping blocks 104 are attached to the inner bottom wall of the groove of the inner bottom wall of the clamping groove 101, one side of each of the two clamping blocks 104 is jointed, the area of each of the two clamping blocks 104 is smaller than that of the through groove 208, the two clamping blocks 104 are sleeved with blades, each blade comprises a fan blade 206, the upper surface of each fan blade 206 is provided with a third round hole 207 and a through groove 208, the third round hole 207 and the second round hole 103 are the same in size, limiting rods 202 are inserted into the second round hole 103 and the third round hole 207, the upper surface of the sliding block 204 is jointed with the lower surface of the base 1, the inner wall of each through groove 208 is fixedly connected with a clamping block 209, the upper surface of each clamping block 209 is jointed with the lower surfaces of the two clamping blocks 104, two sides of each clamping block 104 are jointed with the inner side walls of the clamping groove 101, the upper surface of the base 1 is inserted with a clamping mechanism, each clamping mechanism comprises a clamping cover 2, the lower surface of the clamping cover 2 is symmetrically and fixedly connected with the four limiting rods 202, the geometric center of the clamping cover 2 is fixedly connected with a fixing block 201, the fixing block 201 is inserted into the first round hole 102, and the surface of fixed block 201 is laminated with the inner wall of first round hole 102 mutually, spout 203 has been seted up to the inside of gag lever post 202, and the inner wall sliding connection of spout 203 has two sliders 204, fixedly connected with second elastic component 205 between two sliders 204, draw-in groove 101 through base 1 setting, clamp splice 104, the gag lever post 202 cooperation that second round hole 103 and card lid 2 set up, make flabellum 206 need not pass through the bolt fastening in the installation, and very convenience in the time of installation, base 1 can be blocked to slider 204 that gag lever post 202 both sides set up, make base 1 and card lid 2 can not unexpected break away from, and flabellum 206 is provided with logical groove 208 and fixture block 209, can block between two clamp splices 104, make flabellum 206 very firm.

The working principle is as follows: when the novel wind driven generator blade fixing device is used, the connecting rod 107 is pushed upwards, the first elastic piece 106 is stretched to enable the two clamping blocks 104 to be not in contact with the grooves in the clamping groove 101, the two clamping blocks 104 can be opened, then the fan blade 206 is placed in the clamping groove 101, the clamping block 209 in the through groove 208 is placed between the two clamping blocks 104, the second round hole 103 is attached to the third round hole 207, then the connecting rod 107 is loosened, the first elastic piece 106 contracts, one sides of the two clamping blocks 104 are attached to clamp the clamping block 209, then the limiting rod 202 on the lower surface of the clamping cover 2 is inserted into the second round hole 103 and the third round hole 207, the two sliding blocks 204 move inwards during insertion, the second elastic piece 205 is compressed, after the limiting rod 202 passes through the second round hole 103, the second elastic piece 205 rebounds, and the upper surfaces of the two sliding blocks 204 are attached to the lower surface of the base 1, after the fan blades 206 are mounted, the two sliding blocks 204 are pressed inwards in the dismounting process according to the same principle, then the clamping cover 2 is pulled upwards to separate the limiting rod 202 from the third circular hole 207, then the connecting rod 107 is pressed upwards to open the two clamping blocks 104, then the fan blades 206 are taken out, and the dismounting process is finished.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention 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

1. The utility model provides a novel aerogenerator fan blade is fixed device, includes base (1), flabellum (206) and card lid (2), its characterized in that: the upper surface of the base (1) is symmetrically provided with four clamping grooves (101), the geometric center of the base (1) is provided with a first round hole (102), the inner bottom walls of the four clamping grooves (101) are provided with second round holes (103), the inner bottom walls of the clamping grooves (101) are movably inserted with connecting rods (107), the bottom ends of the connecting rods (107) penetrate through the lower surface of the base (1) and extend outwards, the top ends of the connecting rods (107) are fixedly connected with connecting blocks (105), the outer surface of each connecting rod (107) is sleeved with a first elastic piece (106), two ends of each first elastic piece (106) are respectively and fixedly connected to the inner bottom walls of the clamping grooves (101) and the lower surfaces of the connecting blocks (105), two sides of each connecting block (105) are rotatably connected with clamping blocks (104), one sides of the two clamping blocks (104) are attached, and blade assemblies are sleeved on the two clamping blocks (104), and the upper surface of the base (1) is inserted with a buckle mechanism.

2. The novel wind driven generator blade fixing device of claim 1, characterized in that: the blade includes flabellum (206), third round hole (207) and logical groove (208) have been seted up to the upper surface of flabellum (206), the size of third round hole (207) and second round hole (103) is the same, and the inside grafting gag lever post (202) of second round hole (103) and third round hole (207), and the inner wall fixedly connected with fixture block (209) that lead to groove (208), the upper surface of fixture block (209) is laminated with the lower surface of two clamp splice (104) mutually, and the both sides of two clamp splice (104) are laminated with the inside wall of draw-in groove (101).

3. The novel wind driven generator blade fixing device of claim 1, characterized in that: buckle mechanism includes card lid (2), four gag lever posts (202) of lower surface symmetry fixedly connected with of card lid (2), and the geometric center department fixedly connected with fixed block (201) of card lid (2), spout (203) have been seted up to the inside of gag lever post (202), and the inner wall sliding connection of spout (203) has two sliders (204), two fixedly connected with second elastic component (205) between slider (204).

4. The novel wind driven generator blade fixing device of claim 3, characterized in that: the upper surface of the sliding block (204) is attached to the lower surface of the base (1).

5. The novel wind driven generator blade fixing device of claim 3, characterized in that: the fixed block (201) is inserted into the first round hole (102), and the outer surface of the fixed block (201) is attached to the inner wall of the first round hole (102).

6. The novel wind driven generator blade fixing device of claim 1, characterized in that: the bottoms of the two clamping blocks (104) are inclined, the two sides of each clamping block (104) are attached to the inner wall of the groove formed in the bottom wall of the clamping groove (101), and the area of each clamping block (104) is smaller than that of the through groove (208).