CN217984473U

CN217984473U - Lightning protection device for electrical equipment

Info

Publication number: CN217984473U
Application number: CN202221750894.2U
Authority: CN
Inventors: 和建荣; 朱胜军; 陈俊宏; 丁益华; 刘斌
Original assignee: Shandong Haoran Electromechanical Device Engineering Co ltd
Current assignee: Shandong Haoran Electromechanical Device Engineering Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-12-06
Anticipated expiration: 2032-07-06

Abstract

The utility model relates to a lightning protection equipment field technical field just discloses a lightning protection device that electrical equipment used, including outer wall post main part, the bottom surface fixed mounting of outer wall post main part has the base, the top fixed mounting of base has the motor, the top fixed mounting of motor has the drive shaft, the surface meshing of drive shaft has interior pilaster, the top fixed mounting of interior pilaster has the arrester. Pulley drives arrester rebound when lightning protection device that traditional electrical equipment used, under the condition that the structure is complicated, the security of this equipment has still been reduced, on the way that the arrester rises, the pulley drives has the unstable factor, overhaul and maintenance are complicated, adopt the motor to drive the drive shaft, the drive shaft drives interior pilaster, adopt the worm effect, the sawtooth of drive shaft meshes with the sawtooth of interior pilaster mutually, form the worm effect, thereby make things convenient for the upper and lower flexible of arrester, and because be motor drive, so can reach the height of wanting, can contract at will.

Description

Lightning protection device for electrical equipment

Technical Field

The utility model relates to a lightning protection equipment field technical field specifically is a lightning protection device that electrical equipment used.

Background

When lightning protection device uses, can adjust the height of arrester, this type of reference patent: CN201811291224.7, this kind of lightning protection device is flexible too troublesome in the in-service use process, and adopts the pulley control to go up and down, breaks down easily, when thunder and lightning content is too high, can transmit untimely, this kind of reference patent: CN202022216375.5, which may cause current-conduction untimely and damage to the equipment.

The current lightning protection device can not be all in the aspect of flexible and stable, and some lightning protection devices are too complicated at flexible in-process, and the size is too big, and some lightning protection devices are too fragile, and the danger coefficient is too high when the roof installation, has risen easy rupture, if fall downstairs and can cause harm, also dwindle greatly to the use age of device, cause the increase of cost, when equipment damages, if not in time maintain, can cause major accident.

SUMMERY OF THE UTILITY MODEL

To prior art not enough, the utility model provides a lightning protection device that electrical equipment used to solve the current lightning protection device who mentions in the above-mentioned background art can not be all in the aspect of flexible and stable problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lightning protection device that electrical equipment used, includes outer wall post main part, the bottom fixed mounting of outer wall post main part has the base, the top fixed mounting of base has the motor, the output fixed mounting of motor has the drive shaft, the surface meshing of drive shaft is connected with interior pilaster, the top fixed mounting of interior pilaster has the arrester.

Preferably, the both sides fixed mounting of interior pilaster has the support arm, the external fixed surface intercommunication of support arm has the ground connection downlead, the bottom fixed mounting of base has lightning-arrest net, and the lightning-arrest net of below is connected through the ground connection downlead of both sides, and together with the ground connection downlead of the external fixed surface intercommunication of outer wall post main part, adopt many ground connection downleads to carry the thunder to the ground bottom simultaneously, reach quick transport, be difficult for leading to electrical equipment to break down in time because of the thunder carries.

Preferably, the inner surface of the inner wall column is provided with thread-shaped sawteeth, the sawteeth are convenient to fix and not easy to loosen, and the fixing condition after stopping is more easily achieved.

Preferably, the screw thread form sawtooth has been seted up to the surface of drive shaft, is cylindricly, and the surface of screw thread form sawtooth meshes with the internal surface of interior wall post mutually and is connected, because the drive shaft links together with the meshing of inner wall post, can make the inner wall post can not glide because of the reason of sawtooth, the insulating part of the latter half of outer wall post main part separately is equipped with the hole, can make things convenient for the motor to maintain and dispel the heat, thereby can not lead to dismantling wholly because of the damage of motor.

Preferably, the latter half and the base of outer wall post main part adopt insulating material, play the effect of protection motor, and separate with electrical apparatus, can not transmit the thunder and lightning to the electrical equipment that needs the protection on, lead to the machine to damage.

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

1. pulley drives arrester rebound when lightning protection device that traditional electrical equipment used, under the condition that the structure is complicated, the security of this equipment has still been reduced, the age of using of this equipment has been reduced, on the way that the arrester rises, the pulley drives has unstable factor, overhaul and maintenance are complicated, lightning protection device that this electrical equipment used, adopt drive structure to drive the interior pilaster and remove, the screw thread form sawtooth on the drive shaft is corresponding with the screw thread form sawtooth of interior pilaster, reach the flexible effect from top to bottom of drive arrangement, the screw thread form sawtooth is carved with also to interior pilaster internal surface, the sawtooth of drive shaft meshes with the sawtooth of interior pilaster mutually, form the worm effect, thereby make things convenient for the upper and lower flexible of arrester, and because motor drive, so can reach the height of wanting, can contract at will.

2. Traditional electrical equipment, single ground connection downlead is used to the great extent, for reduce cost, thereby reduce the ground connection downlead, in the use, when the thunder and lightning hit, may be too big because the electric current, equipment can't in time derive, cause equipment overload to form the trouble, thereby reduce the life-span of equipment, do not carry out the analysis to the content of thunder and lightning, thereby lead to the equipment trouble wantonly, lightning protection device that this electrical equipment used, it links to each other with the lightning protection net of below all to be connected with the ground connection downlead respectively at the both ends of two support arms, outer wall post main part also has a ground connection downlead, the lug connection underground, adopt many ground connection downleads to guide the thunder and lightning to carry the underground fast, can avoid too big because of lightning voltage, thereby make the machine overload, cause the machine to damage, thereby reach the lightning protection demand that becomes, cause the damage of electrical apparatus easily, play not guard action.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a perspective view illustrating the structure of the present invention;

fig. 3 is a schematic top view of the structure of the present invention.

In the figure: 1. an outer wall column body; 2. a base; 3. a motor; 4. a drive shaft; 5. an inner wall stud; 6. a lightning receptor; 7. a support arm; 8. a down conductor; 9. provided is a lightning protection net.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3:

example 1: the utility model provides a lightning protection device that electrical equipment used, including outer wall post main part 1, the bottom surface fixed mounting of outer wall post main part 1 has base 2, the top fixed mounting of base 2 has motor 3, motor 3's top fixed mounting has drive shaft 4, the surface engagement of drive shaft 4 has interior wall post 5, the top fixed mounting of inner wall post 5 has lightning receptor 6, the internal surface of interior wall post 5 is carved with screw thread form sawtooth, the surface of drive shaft 4 is carved with screw thread form sawtooth, it is cylindric, mesh mutually with the internal surface of inner wall post 5, can go up and down convenient and fast, adjust a height that wants, and because be the worm principle, so do not need the buckle just can stabilize, the insulating part of outer wall post main part 1 separately is equipped with the hole, can carry out motor 3's maintenance and change.

Example 2: interior pilaster 5's both sides fixed mounting has support arm 7, the external fixed surface intercommunication of support arm 7 has ground connection downlead 8, the bottom fixed mounting of base 2 has lightning-arrest net 9, the lower part and the base 2 of outer wall post main part 1 adopt insulating material, except that outer wall post main part 1 is gone up and is connected a ground connection downlead 8, still on the support arm 7 of both sides respectively all connected one with the lightning-arrest net 9 of below link to each other, it comes the simultaneous transfer thunder and lightning to the underground to carry out many ground connection downleads 8, thereby reach the quick transport of thunder and lightning, avoided because lightning voltage is too big, carry slower, thereby form overload, cause equipment damage, do not play the effect of protection electrical apparatus.

In order to achieve the purpose of lightning protection of a lightning arrester for electrical equipment, according to the regulation in GB50057 lightning protection design Specification for buildings, the lightning arrester is made of steel, all metal parts are galvanized, a zinc coating is protected during operation, a galvanized steel pipe is adopted to manufacture a needle point, the thickness of the pipe wall is not less than 3mm, the length of tin brushing of the needle point is not less than 70mm, the length of the needle point is 1m, a 12mm round steel is adopted, the lightning rod is vertically and firmly installed, the allowable deviation of verticality is 3/1000, and the lightning conductor is a steel stranded wire, and the sectional area of the lightning conductor is not less than 35mm & lt 2 & gt.

The above-mentioned devices for use of the equipment are selected differently according to actual use, and correspond to the achieved effect according to the function of the equipment to be used by referring to various parameters.

The working principle is as follows: this lightning protection device that electrical equipment used, need carry out high regulation earlier during the use, guarantee that the device will be higher than near other equipment, play best lightning-inducing effect, so need carry out the regulation of height, starter motor 3, drive shaft 4, drive shaft 4 drives inner wall post 5, adopt the worm effect, threaded pile sawtooth is carved with to drive shaft 4 surface, threaded sawtooth is also carved with to inner wall post 5 internal surface, the sawtooth of drive shaft 4 meshes with inner wall post 5's sawtooth mutually, form the worm effect, thereby make things convenient for the upper and lower flexible of arrester 6, so can reach the height of wanting, can contract at will, and do not need things such as buckle fixed, when reaching the height of wanting, as long as stop the motor, just can send arrester 6 to the height of wanting.

This lightning protection device that electrical equipment used, there are many places ground connection downlead 8 that can carry the thunder and lightning during the use, can carry the thunder and lightning simultaneously, both ends at two support arms 7 all are connected with ground connection downlead 8 respectively and link to each other with lightning-arrest net 9 of below, outer wall post main part 1 also has a ground connection downlead, the lug connection is underground, adopt many ground connection downleads 8 to guide the thunder and lightning to carry the underground fast, can avoid too big because of lightning voltage, thereby make the machine overload, cause the machine to damage, thereby reach the lightning protection demand that does not become, cause the damage of electrical apparatus easily, play not guard action.

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.

Claims

1. The utility model provides a lightning protection device that electrical equipment used, includes outer wall post main part (1), its characterized in that: the bottom fixed mounting of outer pilaster main part (1) has base (2), the top fixed mounting of base (2) has motor (3), the output fixed mounting of motor (3) has drive shaft (4), the surface meshing of drive shaft (4) is connected with interior pilaster (5), the top fixed mounting of interior pilaster (5) has lightning receptor (6).

2. The lightning protection device for electrical equipment according to claim 1, wherein: the both sides fixed mounting of interior pilaster (5) has support arm (7), the external fixed surface intercommunication of support arm (7) has ground connection downlead (8), the bottom fixed mounting of base (2) has lightning-arrest net (9).

3. The lightning protection device for electrical equipment according to claim 1, wherein: the inner surface of the inner wall column (5) is provided with thread-shaped sawteeth.

4. The lightning protection device for electrical equipment according to claim 1, wherein: the surface of drive shaft (4) is seted up the screw thread form sawtooth, is cylindricly, and the surface of screw thread form sawtooth is connected with the internal surface looks meshing of inner wall post (5), the insulating part of the latter half of outer wall post main part (1) separately is equipped with the hole.

5. The lightning protection device for electrical equipment according to claim 2, wherein: the lower half part of the outer wall column main body (1) and the base (2) are made of insulating materials.