阅读说明：本技术 一种航空用避雷装置 (Lightning arrester for aviation ) 是由 不公告发明人 于 2018-06-22 设计创作，主要内容包括：本发明提供一种航空用避雷装置,涉及航空航天领域,包括底座,所述底座顶部的中间固定安装有主体,所述航空主体的两侧均设置有油箱,所述主体的上方设置有绝缘顶板,所述绝缘顶板的上方设置有避雷装置本体,避雷装置本体包括外壳,所述外壳内壁的顶部固定安装有第一金属丝网。该航空用避雷装置,通过设置第一金属极板和第二金属极板,使电流的接触面积大大增加,有效的降低了收集电流的电压,通过设置金属锥体的底部为尖端状,利用尖端放电的原理,使电流汇集,提高了避雷装置收集雷击电流的能力,通过设置第一金属丝网,使金属锥体在放电过程中电弧的外泄,使电流的收集率更高,大大保护了航空设施飞行时的安全。(The invention provides an aviation lightning arrester, which relates to the field of aerospace and comprises a base, wherein a main body is fixedly arranged in the middle of the top of the base, oil tanks are arranged on two sides of the aviation main body, an insulating top plate is arranged above the main body, a lightning arrester body is arranged above the insulating top plate and comprises a shell, and a first wire mesh is fixedly arranged on the top of the inner wall of the shell. This lightning arrester for aviation, through setting up first metal polar plate and second metal polar plate, make the area of contact greatly increased of electric current, the effectual voltage that reduces the collection electric current, bottom through setting up the metal cone is most advanced form, utilize the principle of point discharge, make the electric current collect, the ability that lightning arrester collected the thunderbolt electric current has been improved, through setting up first wire mesh, make the metal cone leak at the discharge in-process electric arc, make the collection rate of electric current higher, safety when aviation facility flies has been protected greatly.)

1. The utility model provides a lightning arrester for aviation, includes base (1), its characterized in that: a main body (2) is fixedly installed in the middle of the top of the base (1), oil tanks (3) are arranged on two sides of the main body (2), an insulating top plate (4) is arranged above the main body (2), and a lightning arrester body (27) is arranged above the insulating top plate (4);

the lightning arrester body (27) comprises a shell (7), a first wire mesh (8) is fixedly mounted at the top of the inner wall of the shell (7), a first metal polar plate (9) is fixedly mounted at the top of the inner side of the first wire mesh (8), a metal cone (10) is fixedly mounted at the bottom of the first metal polar plate (9), a second metal polar plate (11) is arranged at the bottom of the metal cone (10), the first metal polar plate (9) is communicated with the second metal polar plate (11) through the metal cone (10), an insulating sleeve (12) is fixedly mounted in the middle of the inner wall of the shell (7), an epoxy pipe (13) is fixedly mounted at the inner side of the insulating sleeve (12), a third metal polar plate (17) is fixedly mounted at the bottom of the inner side of the epoxy pipe (13), and insulating ceramic (18) is fixedly mounted at the bottom of the third metal polar plate (17), the bottom fixed mounting of insulating ceramic (18) has arc metal sheet (19), the bottom fixed mounting of arc metal sheet (19) has metal support plate (22), the bottom fixed mounting of shell (7) has fourth metal polar plate (23), the bottom fixed mounting of base (1) has ground connection metal sheet (25), the inside of ground connection metal sheet (25) is provided with cavity (26), fourth metal polar plate (23) are through earth bar (24) and ground connection metal sheet (25) intercommunication.

2. An airborne lightning conductor according to claim 1, characterized in that: the oil tank (3) is provided with heating panel (5) in the outside, the bottom of heating panel (5) is through mount pad (6) and base (1) fixed connection, mount pad (6) and insulating roof (4) fixed connection are passed through to the top of heating panel (5).

3. An airborne lightning conductor according to claim 1, characterized in that: the bottom of the metal cone (10) is tip-shaped, and the number of the metal cones (10) is eight.

4. An airborne lightning conductor according to claim 1, characterized in that: the top fixed mounting of epoxy pipe (13) inboard has insulating rod (14), the bottom fixed mounting of insulating rod (14) has resistance card (15), the bottom fixed mounting of resistance card (15) has insulating gasket (16).

5. An airborne lightning conductor according to claim 1, characterized in that: the arc-shaped metal plate (19) is an arch-shaped plate protruding upwards, and a second wire mesh (20) is arranged between the arc-shaped metal plate (19) and the metal supporting plate (22).

6. An airborne lightning conductor according to claim 1, characterized in that: the bottom fixed mounting of third electrode board (17) has wire (21), wire (21) keep away from the one end and the arc metal sheet (19) fixed connection of third electrode board (17).

Technical Field

The invention relates to the technical field of aerospace, in particular to an aviation lightning arrester.

Background

The aerospace science and technology is the modern science and technology which is started in the 20 th century, and since the aerospace science and technology is formed, the latest achievements in the fields of basic science and other application science are always drawn, the latest achievements of engineering technology are highly integrated, the development of many discipline specialties is led, and even some specialties are formed. It is one of the scientific technologies which have been developed most rapidly and have the greatest influence on human life since the 20 th century. In the 21 st century, aerospace science and technology continue to maintain the high-tech important position, and play an important role in promoting original innovation and promoting interdisciplinary and subject fusion.

The lightning arrester is installed on the aircraft, airship and other aviation facilities in the current market, but some installed lightning arresters are simple in structure, only one or more metal rods are used for lightning arresting, the current collection capability is not strong during lightning stroke, and the safety of the aviation facilities during flying is difficult to guarantee safely.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an aviation lightning arrester, which solves the problem that the safety of aviation facilities is influenced due to poor lightning protection effect.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a lightning arrester for aviation, includes the base, the middle fixed mounting at base top has the aviation main part, the both sides of aviation main part all are provided with the aviation oil tank, the top of aviation main part is provided with insulating roof, insulating roof's top is provided with the lightning arrester body.

The lightning arrester body comprises a shell, a first metal wire mesh is fixedly mounted at the top of the inner wall of the shell, a first metal polar plate is fixedly mounted at the top of the inner side of the first metal wire mesh, a metal cone is fixedly mounted at the bottom of the first metal polar plate, a second metal polar plate is arranged at the bottom of the metal cone, the first metal polar plate is communicated with the second metal polar plate through the metal cone, an insulating sleeve is fixedly mounted in the middle of the inner wall of the shell, an epoxy pipe is fixedly mounted at the inner side of the insulating sleeve, a third metal polar plate is fixedly mounted at the bottom of the inner side of the epoxy pipe, insulating ceramic is fixedly mounted at the bottom of the third metal polar plate, an arc-shaped metal plate is fixedly mounted at the bottom of the insulating ceramic, a metal supporting plate is fixedly mounted at the bottom of the arc-shaped metal plate, the bottom fixed mounting of base has the ground connection metal sheet, the inside of ground connection metal sheet is provided with the cavity, fourth metal polar plate passes through earth bar and ground connection metal sheet intercommunication.

Preferably, the outside of aviation oil tank is provided with the heating panel, the bottom of heating panel passes through mount pad and base fixed connection, the top of heating panel passes through mount pad and insulating roof fixed connection.

Preferably, the bottom of the metal cone is tip-shaped, and the number of the metal cones is eight.

Preferably, an insulating rod is fixedly installed at the top of the inner side of the epoxy tube, a resistor disc is fixedly installed at the bottom of the insulating rod, and an insulating gasket is fixedly installed at the bottom of the resistor disc.

Preferably, the arc-shaped metal plate is an arch-shaped plate protruding upwards, and a second wire mesh is arranged between the arc-shaped metal plate and the metal supporting plate.

Preferably, the bottom of the third electrode plate is fixedly provided with a lead, and one end of the lead, which is far away from the third electrode plate, is fixedly connected with the arc-shaped metal plate.

(III) advantageous effects

The invention provides an aviation lightning arrester. The method has the following beneficial effects:

1. this lightning arrester for aviation, through setting up first metal polar plate and second metal polar plate, make the area of contact greatly increased of electric current, the effectual voltage that reduces the collection electric current, the bottom through setting up the metal cone is most pointed form, utilize the principle of point discharge, make the electric current collect, the ability that lightning arrester collected the thunderbolt electric current has been improved, through setting up first wire mesh, make the metal cone leak at the discharge in-process electric arc, make the collection rate of electric current higher, safety in the aviation flight has been protected greatly.

2. This lightning arrester for aviation, through setting up insulating sleeve cooperation ring oxygen pipe, make the electric current be difficult for leaking, through the combination that sets up insulating rod, resistance card and insulating gasket, make the current-voltage who collects progressively reduce, through setting up insulating ceramic, the setting in turn of arc metal sheet and metal support board, make the electric current can cushion, the effectual electric current and the voltage that has reduced, through setting up the wire, can effectively reduce the inside resistance of lightning arrester, effectively reduced generating heat of lightning arrester.

Drawings

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

FIG. 2 is an enlarged view of the invention at A in FIG. 1.

In the figure: the lightning protection device comprises a base 1, a main body 2, an oil tank 3, an insulating top plate 4, a heat dissipation plate 5, a mounting seat 6, a shell 7, a first wire mesh 8, a first metal pole plate 9, a metal cone 10, a second metal pole plate 11, an insulating sleeve 12, an epoxy tube 13, an insulating rod 14, a resistor disc 15, an insulating gasket 16, a third metal pole plate 17, insulating ceramic 18, an arc-shaped metal plate 19, a second wire mesh 20, a lead 21, a metal support plate 22, a fourth metal pole plate 23, a grounding rod 24, a grounding metal plate 25, a cavity 26 and a lightning protection device body 27.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the invention provides an aviation lightning arrester, as shown in fig. 1-2, the aviation lightning arrester comprises a base 1, a main body 2 is fixedly installed in the middle of the top of the base 1, oil tanks 3 are respectively arranged on two sides of the main body 2, an insulating top plate 4 is arranged above the main body 2, the insulating top plate 4 is arranged to prevent current from invading into a cavity to damage the interior of the cavity, a heat dissipation plate 5 is arranged on the outer side of the oil tank 3, the bottom of the heat dissipation plate 5 is fixedly connected with the base 1 through a mounting seat 6, the top of the heat dissipation plate 5 is fixedly connected with the insulating top plate 4 through the mounting seat 6, the main body 2 dissipates heat to prevent the main body 2 from heating through the arrangement of the heat dissipation.

The lightning arrester comprises a lightning arrester body 27, wherein a first metal wire mesh 8 is fixedly arranged at the top of the inner wall of a shell 7, a first metal polar plate 9 is fixedly arranged at the top of the inner side of the first metal wire mesh 8, a metal cone 10 is fixedly arranged at the bottom of the first metal polar plate 9, the bottom of the metal cone 10 is pointed, the current is collected by arranging the bottom of the metal cone 10 to be pointed, the current capacity of the lightning arrester body 27 is improved, the number of the metal cones 10 is eight, a second metal polar plate 11 is arranged at the bottom of the metal cone 10, the contact area of the current is greatly increased by arranging the first metal polar plate 9 and the second metal polar plate 11, and the voltage of the collected current is effectively reduced, the first metal polar plate 9 is communicated with the second metal polar plate 11 through a metal cone 10, an insulating sleeve 12 is fixedly installed in the middle of the inner wall of the shell 7, an epoxy tube 13 is fixedly installed on the inner side of the insulating sleeve 12, current is not prone to leaking by arranging the insulating sleeve 12 to be matched with the epoxy tube 13, an insulating rod 14 is fixedly installed at the top of the inner side of the epoxy tube 13, a resistor disc 15 is fixedly installed at the bottom of the insulating rod 14, an insulating gasket 16 is fixedly installed at the bottom of the resistor disc 15, collected current and voltage are gradually reduced by arranging the combination of the insulating rod 14, the resistor disc 15 and the insulating gasket 16, a third metal polar plate 17 is fixedly installed at the bottom of the inner side of the epoxy tube 13, insulating ceramic 18 is fixedly installed at the bottom of the third metal polar plate 17, an arc-shaped metal plate 19 is fixedly installed at the bottom of the insulating ceramic 18, the current is buffered by arranging the insulating ceramic 18, the arc-shaped metal plate 19 and the metal supporting plate 22 alternately, the current and the voltage are effectively reduced, the arc-shaped metal plate 19 is an upward convex arch-shaped plate, the second wire mesh 20 is arranged between the arc-shaped metal plate 19 and the metal supporting plate 22, the bottom of the third electrode plate 17 is fixedly provided with the lead 21, one end of the lead 21, which is far away from the third electrode plate 17, is fixedly connected with the arc-shaped metal plate 19, the internal resistance of the lightning arrester can be effectively reduced by arranging the lead 21, the heating of the lightning arrester is effectively reduced, the bottom of the shell 7 is fixedly provided with the fourth metal polar plate 23, the current after resistance treatment enters the fourth metal polar plate 23, the bottom of the base 1 is fixedly provided with the grounding metal plate 25, the inside of the grounding metal plate 25 is provided with the cavity 26, and the fourth metal polar plate 23 is communicated with the grounding, the fourth metal plate 23 conducts the current into the grounded metal plate 25 through the ground rod 24.

To sum up, the aviation lightning arrester has the advantages that the contact area of current is greatly increased by arranging the first metal pole plate 9 and the second metal pole plate 11, the voltage for collecting the current is effectively reduced, the current is collected by using the principle of point discharge by arranging the bottom of the metal cone 10 to be in a point shape, the capability of the lightning arrester for collecting lightning stroke current is improved, the leakage of electric arc in the discharging process of the metal cone 10 is realized by arranging the first metal wire mesh 8, the current collection rate is higher, the safety in aviation flight is greatly protected, the current is not easy to leak by arranging the insulating sleeve 12 to be matched with the epoxy tube 13, the collected current and voltage are gradually reduced by arranging the insulating rod 14, the resistor disc 15 and the insulating gasket 16, the current is buffered by arranging the insulating ceramic 18, the arc-shaped metal plates 19 and the metal support plate 22 alternately, the current and the voltage are effectively reduced, the resistance inside the lightning arrester can be effectively reduced by arranging the lead 21, and the heating of the lightning arrester is effectively reduced.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.