CN219366241U - Wind-powered electricity generation blade apex lightning arrester - Google Patents

Abstract

The utility model discloses a wind power blade tip lightning arrester, which relates to the technical field of wind power generation and comprises a shell, wherein a lightning rod is arranged in the shell, a fan blade is connected in a sliding manner in the shell, a corrugated sleeve is fixedly sleeved on the outer side of the shell, a convex ring is fixedly sleeved in the corrugated sleeve, an insulating rod is connected in the sliding manner in the shell, a pressing plate is welded on the insulating rod and is in contact with the fan blade, a clamping block is welded on the pressing plate, a sliding sleeve is fixedly connected on the shell, an inclined block is connected in the sliding manner in the sliding sleeve, and the inclined block is connected with the insulating rod in a sliding manner. According to the utility model, the insulating rod is arranged in the shell, the sliding sleeve is arranged on the shell, the inclined block is connected in the sliding sleeve in a sliding manner, the screw rod and the spring are arranged in the sliding sleeve, the inclined block pushes the insulating rod to move towards the shell by rotating the screw rod, and the distance between the two pressing plates is further adjusted, so that the device can be arranged on fan blades with any size, and the universality of the device is better.

Description

Wind-powered electricity generation blade apex lightning arrester

Technical Field

The utility model relates to the technical field of wind power generation, in particular to a wind power blade tip lightning arrester.

Background

Wind energy is becoming more and more important worldwide as a clean renewable energy source. Wind power generation converts wind energy into mechanical energy through fan blades, and then converts the mechanical energy into electric energy, the wind power generator is generally arranged on the field high land, and the fan blades are extremely prone to lightning stroke. Patent grant publication number CN 216518427U proposes a wind-powered electricity generation blade apex lightning arrester, including supporting box and blade body, it is cup jointed the setting to support box and blade body, it is open setting to support one side that the box is close to the blade body, open position fixed mounting who supports the box has the rubber ring, the rubber ring is the laminating setting with the blade body, threaded connection has a plurality of bolts that are array distribution on the support box, the bolt is the run through setting with the blade body, the bolt has plated the insulating layer, be provided with spacing subassembly in the support box, be provided with the filling chamber in the support box, filling chamber and blade body assorted. The lightning protection device is novel in structure, improves the lightning protection effect and is suitable for popularization. But the device has poor universality and can only be suitable for fan blades with the same model. Accordingly, improvements in the art are needed.

Disclosure of Invention

The utility model provides a wind power blade tip lightning arrester, which solves the technical problems that the universality of the device is poor and the device is only applicable to fan blades of the same type.

In order to solve the technical problems, the wind power blade tip lightning arrester comprises a shell, wherein a lightning rod is arranged in the shell, a fan blade is connected in a sliding manner in the shell, a corrugated sleeve is fixedly sleeved on the outer side of the shell, a convex ring is fixedly sleeved in the corrugated sleeve, an insulating rod is connected in the sliding manner in the shell, a pressing plate is welded on the insulating rod and is in contact with the fan blade, a clamping block is welded on the pressing plate, a sliding sleeve is fixedly connected on the shell, an inclined block is connected in the sliding sleeve in a sliding manner, the inclined block is connected with the insulating rod in a sliding manner, a screw rod is connected in the sliding sleeve through threads, and a spring is arranged on the outer side of the screw rod.

Preferably, the fan blade is provided with a ring groove, and a convex ring is connected in the ring groove in a sliding way. By arranging the annular groove to be matched with the convex ring, the tightness between the corrugated sleeve and the fan blade is improved.

Preferably, the fan blade is provided with a clamping groove, and a clamping block is connected in a sliding manner in the clamping groove. Through setting up draw-in groove and fixture block cooperation, it is spacing to clamp plate and flabellum.

Preferably, a chute is formed in the insulating rod, and an inclined block is connected in the chute in a sliding manner. Through setting up spout and sloping block cooperation for the insulator spindle is pressed tightly by to the casing.

Preferably, a knob is welded on the screw rod, and the screw rod is contacted with the inclined block. Through setting up the lead screw, the oblique piece of comfort butterfly can remove.

Preferably, one end of the spring is welded with the inclined block, and the other end of the spring is welded with the sliding sleeve. By arranging the spring, the inclined block can be reset.

Compared with the related art, the wind power blade tip lightning arrester provided by the utility model has the following beneficial effects:

the utility model provides a wind power blade tip lightning arrester, which is characterized in that a corrugated sleeve is adhered to a shell, a convex ring is arranged on the corrugated sleeve, the convex ring is in sliding connection with a ring groove on a fan blade, after the fan blade is connected with the shell through the elastic action of the corrugated sleeve, the shell and the fan blade are sealed through the corrugated sleeve, so that water or dust in the shell is prevented from being fed for a long time, and the lightning arrester effect of the device on the fan blade is ensured.

According to the wind power blade tip lightning arrester, the insulating rod is arranged in the shell, the sliding sleeve is arranged on the shell and is connected with the inclined block in a sliding mode, the screw rod and the spring are arranged in the sliding sleeve, the inclined block pushes the insulating rod to move towards the shell by rotating the screw rod, and the distance between the two pressing plates is adjusted, so that the device can be installed on fan blades of any size, and the universality of the device is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a front cross-sectional view of FIG. 1 of the present utility model;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2;

fig. 4 is an enlarged view of the utility model at B in fig. 2.

Reference numerals in the drawings: 1. a housing; 2. a lightning rod; 3. a fan blade; 4. a corrugated sleeve; 5. a convex ring; 6. a ring groove; 7. an insulating rod; 8. a pressing plate; 9. a clamping block; 10. a clamping groove; 11. a sliding sleeve; 12. a sloping block; 13. a chute; 14. a screw rod; 15. a knob; 16. and (3) a spring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Please refer to fig. 1, 2 and 3, a wind power blade tip lightning arrester comprises a housing 1, wherein a lightning rod 2 is arranged in the housing 1, a fan blade 3 is connected in a sliding manner in the housing 1, a corrugated sleeve 4 is fixedly sleeved on the outer side of the housing 1, a convex ring 5 is fixedly sleeved in the corrugated sleeve 4, a ring groove 6 is arranged on the fan blade 3, the convex ring 5 is connected in the sliding manner in the ring groove 6, and the sealing performance between the corrugated sleeve 4 and the fan blade 3 is improved by matching the ring groove 6 with the convex ring 5.

Referring to fig. 2 and 4, an insulating rod 7 is slidably connected in the housing 1, a pressing plate 8 is welded on the insulating rod 7, the pressing plate 8 is in contact with the fan blade 3, a clamping block 9 is welded on the pressing plate 8, a clamping groove 10 is formed in the fan blade 3, a clamping block 9 is slidably connected in the clamping groove 10, and the pressing plate 8 and the fan blade 3 are limited by matching the clamping groove 10 with the clamping block 9.

Referring to fig. 2, a sliding sleeve 11 is fixedly connected to a casing 1, an inclined block 12 is connected to the sliding sleeve 11 in a sliding manner, the inclined block 12 is connected to an insulating rod 7 in a sliding manner, a sliding groove 13 is formed in the insulating rod 7, the inclined block 12 is connected to the sliding groove 13 in a sliding manner, the insulating rod 7 is pressed into the casing 1 through the sliding groove 13 and the inclined block 12, a screw rod 14 is connected to the sliding sleeve 11 through threads, a knob 15 is welded to the screw rod 14 and is in contact with the inclined block 12, the inclined block 12 can move through the screw rod 14, a spring 16 is arranged on the outer side of the screw rod 14, one end of the spring 16 is welded with the inclined block 12, the other end of the spring 16 is welded with the sliding sleeve 11, and the inclined block 12 can be reset through the spring 16.

Working principle: during the use, insert in casing 1 with flabellum 3 passing ripple cover 4, through the elastic action of ripple cover 4, connect the back between flabellum 3 and casing 1, seal between casing 1 and flabellum 3 through ripple cover 4, avoid using inside water or the dust of casing 1 for a long time, guarantee the lightning-arrest effect of device to flabellum 3, then correspond fixture block 9 on the clamp plate 8 and draw-in groove 10 on the flabellum 3, then rotate lead screw 14, lead screw 14 rotates and sliding sleeve 11 is threaded movement, and then make sloping block 12 slide outward to sliding sleeve 11, sloping block 12 and spout 13 cooperation and then make insulator spindle 7 compressed tightly in to casing 1, and then make clamp plate 8 compress tightly flabellum 3, make sloping block 12 promote insulator spindle 7 to remove in casing 1 through rotating lead screw 14, and then adjust the interval between two clamp plates 8, make the device can install on any size flabellum 3, the device commonality is better.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a wind-powered electricity generation blade apex lightning arrester, includes casing (1), its characterized in that, be provided with lightning rod (2) in casing (1), sliding connection has flabellum (3) in casing (1), corrugated sleeve (4) have been cup jointed to the outside of casing (1) fixed, corrugated sleeve (4) internal fixation has cup jointed bulge loop (5), sliding connection has insulator spindle (7) in casing (1), welding has clamp plate (8) on insulator spindle (7), clamp plate (8) and flabellum (3) contact, welding has fixture block (9) on clamp plate (8), fixedly connected with sliding sleeve (11) on casing (1), sliding connection has sloping block (12) in sliding sleeve (11), sloping block (12) and insulator spindle (7) sliding connection, sliding sleeve (11) internal thread connection has lead screw (14), the outside of lead screw (14) is provided with spring (16).

2. The wind power blade tip lightning arrester of claim 1, wherein the fan blade (3) is provided with a ring groove (6), and the ring groove (6) is slidably connected with a convex ring (5).

3. The wind power blade tip lightning arrester according to claim 1, wherein the fan blade (3) is provided with a clamping groove (10), and a clamping block (9) is connected in a sliding manner in the clamping groove (10).

4. The wind power blade tip lightning arrester according to claim 1, wherein a chute (13) is formed in the insulating rod (7), and an oblique block (12) is connected in a sliding manner in the chute (13).

5. A wind power blade tip lightning arrester according to claim 1, characterized in that the screw (14) is welded with a knob (15), the screw (14) being in contact with the bevel block (12).

6. Wind blade tip lightning arrester according to claim 1, characterized in that one end of the spring (16) is welded to the ramp (12) and the other end of the spring (16) is welded to the sliding sleeve (11).