CN215579550U

CN215579550U - Lightning protection framework for LNG

Info

Publication number: CN215579550U
Application number: CN202121455345.8U
Authority: CN
Inventors: 马敏葡; 钟海; 廖强
Original assignee: Shenzhen Kerui Technology Co ltd
Current assignee: Shenzhen Kerui Technology Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-01-18
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a lightning protection framework for LNG (liquefied natural gas), which comprises a lightning rod main body and a fixing mechanism arranged at the top end of a bottom plate, wherein the lightning rod main body comprises an outer rod sleeved with an inner rod, a screw rod is rotatably connected inside the outer rod, and the inner rod is sleeved with the screw rod in a threaded manner; the top of bottom plate is equipped with the fixed establishment of at least two sets of relative distribution, fixed establishment includes first electric telescopic handle, second electric telescopic handle and joint spare, second base and bottom plate fixed connection are passed through to first electric telescopic handle's bottom, first electric telescopic handle's flexible end fixedly connected with spliced pole, the spliced pole is towards the one end fixedly connected with second electric telescopic handle of mobile jib, second electric telescopic handle's flexible end and joint spare fixed connection. This lightning protection framework for LNG, rational in infrastructure, easy operation, and can effectively improve the drawback that exists in the current lightning protection framework, be favorable to using widely.

Description

Lightning protection framework for LNG

Technical Field

The utility model belongs to the technical field of lightning protection frameworks, and particularly relates to a lightning protection framework for LNG.

Background

The lightning protection device is the sum of a lightning receptor, a down conductor, a grounding device, a Surge Protector (SPD) and other connecting conductors. Lightning protection devices for buildings are generally classified into two broad categories — external lightning protection devices and internal lightning protection devices. The external lightning protection device consists of a lightning receptor, a down conductor and a grounding device, namely the traditional lightning protection device. The internal lightning protection device is mainly used for reducing lightning current and electromagnetic effect inside a building, for example, measures such as electromagnetic shielding, equipotential connection and Surge Protection Device (SPD) installation are adopted to prevent possible damage caused by lightning electromagnetic pulse.

LNG refers to liquefied natural gas, the main component of which is methane, and is recognized as the cleanest fossil energy source on earth. Need install lightning protection device and avoid the thunderbolt on the top of liquefied natural gas storage jar, the spark that produces behind the thunderbolt easily detonates hydraulic natural gas with hot heat capacity, and the stability of current lightning protection framework is not high, often adopts the fixed longer mobile jib of steel wire pulling's mode, and the mobile jib receives the strong wind influence easily and rocks, and the length of lightning rod can not adjust, can not adjust according to the user demand, consequently, needs further improvement.

SUMMERY OF THE UTILITY MODEL

The present invention provides a lightning protection structure for LNG to solve the above problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the lightning protection framework for the LNG comprises a lightning rod main body and a fixing mechanism arranged at the top end of a bottom plate, wherein the top end of the bottom plate is fixedly connected with a first base, the top end of the first base is fixedly connected with a main rod, one end, far away from the first base, of the main rod is fixedly connected with an adapter, the top end of the adapter is fixedly connected with a separating piece, and one end, far away from the adapter, of the separating piece is provided with a plurality of lightning rod main bodies distributed in an array manner;

the lightning rod main body comprises an outer rod sleeved with an inner rod, a screw rod is rotatably connected inside the outer rod, and the inner rod is in threaded sleeve connection with the screw rod;

the top of bottom plate is equipped with the fixed establishment of at least two sets of relative distribution, fixed establishment includes first electric telescopic handle, second electric telescopic handle and joint spare, second base and bottom plate fixed connection are passed through to first electric telescopic handle's bottom, first electric telescopic handle's flexible end fixedly connected with spliced pole, the spliced pole is towards the one end fixedly connected with second electric telescopic handle of mobile jib, second electric telescopic handle's flexible end and joint spare fixed connection.

Preferably, the position department fixedly connected with mount that the spliced pole is close to second electric telescopic handle, mount and second electric telescopic handle joint, the lateral wall fixedly connected with gusset plate of spliced pole, the top and the mount fixed connection of gusset plate.

Preferably, the inside fixed connection of outer pole has the baffle of horizontal setting, just one end and the baffle of screw rod are rotated and are connected.

Preferably, the bottom end of the screw penetrates through the partition plate and is fixedly connected with the axis of the first bevel gear.

Preferably, the one end lateral wall of outer pole rotates and is connected with the connecting rod, the one end of connecting rod runs through outer pole and regulation handle fixed connection, the other end of connecting rod is located the inside and the second bevel gear fixed connection of outer pole.

Preferably, the first bevel gear and the second bevel gear are meshed with each other.

Preferably, the sliding sleeve is fixedly sleeved at one end of the inner rod, which is positioned inside the outer rod, and the side wall of the sliding sleeve is in sliding butt joint with the inner wall of the outer rod.

The utility model has the technical effects and advantages that: according to the lightning protection framework for the LNG, the main rod can be clamped by the clamping piece through the mutual matching of the first electric telescopic rod and the second electric telescopic rod in the fixing mechanism, so that the stability of the lightning protection framework in use is improved, and the main rod is prevented from shaking under the action of wind in strong wind weather; in addition, rely on cup jointing of interior pole and outer pole, interior pole cup joints with the screw thread of screw rod for the screw rod can drive interior pole when rotating and reciprocate in outer pole inside, thereby the length of pole extension outer pole in the adjustment, thereby can be according to the length of user demand adjustment lightning rod main part, improved the use flexibility and the application extensive nature of this lightning protection framework. This lightning protection framework for LNG, rational in infrastructure, easy operation, and can effectively improve the drawback that exists in the current lightning protection framework, be favorable to using widely.

Drawings

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

FIG. 2 is a schematic structural view of a fixing mechanism according to the present invention;

fig. 3 is a schematic structural view of a lightning rod of the present invention;

fig. 4 is an enlarged view of the utility model at a in fig. 3.

In the figure: the lightning rod comprises a base plate 1, a first base 2, a fixing mechanism 3, a main rod 4, an adapter 5, a separating part 6, a lightning rod main body 7, a second base 8, a first electric telescopic rod 9, a reinforcing plate 10, a connecting column 11, a fixing frame 12, a second electric telescopic rod 13, a clamping part 14, an outer rod 15, an inner rod 16, a sliding sleeve 17, a screw rod 18, a partition plate 19, a first bevel gear 20, an adjusting handle 21, a connecting rod 22 and a second bevel gear 23.

Detailed Description

The present invention is described in detail with reference to the drawings, but the scope of the present invention is not limited to the following embodiments, and all simple equivalent changes and modifications made by the claims and the contents of the specification of the present invention are still within the scope of the present invention.

As shown in fig. 1-4, the lightning rod assembly comprises a lightning rod main body 7 and a fixing mechanism 3 arranged at the top end of a bottom plate 1, wherein the top end of the bottom plate 1 is fixedly connected with a first base 2, the top end of the first base 2 is fixedly connected with a main rod 4, one end of the main rod 4, which is far away from the first base 2, is fixedly connected with an adapter 5 (the adapter 5 is the prior art), the top end of the adapter 5 is fixedly connected with a separating piece 6, one end of the separating piece 6, which is far away from the adapter 5, is provided with a plurality of lightning rod main bodies 7 distributed in an array manner, and the bottom plate 1 is provided with mounting holes (not shown in the figure);

the lightning rod main body 7 comprises an outer rod 15 sleeved with an inner rod 16, a screw rod 18 is rotatably connected inside the outer rod 15, and the inner rod 16 is in threaded sleeve connection with the screw rod 18;

one end of the inner rod 16, which is positioned inside the outer rod 15, is fixedly sleeved with a sliding sleeve 17, and the side wall of the sliding sleeve 17 is in sliding butt joint with the inner wall of the outer rod 15, so that the stability of the inner rod 16 during movement is improved;

a partition plate 19 horizontally arranged is fixedly connected inside the outer rod 15, one end of the screw 18 is rotatably connected with the partition plate 19, and the partition plate 19 is used for partitioning the inner space of the outer rod 15;

the bottom end of the screw 18 penetrates through the partition plate 19 and is fixedly connected with the axis of the first conical gear 20, and the first conical gear 20 can drive the screw 18 to rotate when rotating;

the side wall of one end of the outer rod 15 is rotatably connected with a connecting rod 22, one end of the connecting rod 22 penetrates through the outer rod 15 and is fixedly connected with an adjusting handle 21, the other end of the connecting rod 22 is positioned inside the outer rod 15 and is fixedly connected with a second bevel gear 23, and the second bevel gear 23 can be driven to rotate by rotating the adjusting handle 21;

the first bevel gear 20 and the second bevel gear 23 are meshed with each other, so that the second bevel gear 23 can drive the first bevel gear 20 to rotate when rotating;

the top end of the bottom plate 1 is provided with at least two groups of fixing mechanisms 3 which are distributed oppositely, each fixing mechanism 3 comprises a first electric telescopic rod 9, a second electric telescopic rod 13 and a clamping piece 14, the bottom end of each first electric telescopic rod 9 is fixedly connected with the bottom plate 1 through a second base 8, the telescopic end of each first electric telescopic rod 9 is fixedly connected with a connecting column 11, one end, facing the main rod 4, of each connecting column 11 is fixedly connected with a second electric telescopic rod 13, and the telescopic end of each second electric telescopic rod 13 is fixedly connected with the clamping piece 14;

the position department fixedly connected with mount 12 that spliced pole 11 is close to second electric telescopic handle 13, mount 12 and the joint of second electric telescopic handle 13, the lateral wall fixedly connected with gusset plate 10 of spliced pole 11, the top and the mount 12 fixed connection of gusset plate 10, gusset plate 10 plays the reinforcement effect, is favorable to improving the stability of second electric telescopic handle 13.

The working principle is as follows: when the lightning protection framework for LNG is used, referring to fig. 3 and 4, a connecting rod 22 and a second bevel gear 23 are driven to rotate by rotating an adjusting handle 21, the first bevel gear 20 is driven to rotate by virtue of the meshing action between the second bevel gear 23 and the first bevel gear 20, so that a screw 18 is driven to rotate, the screw 18 is driven to move in an outer rod 15 by virtue of the threaded sleeve joint of the inner rod 16 and the screw 18, and the length of a lightning rod main body 7 is adjusted according to use requirements;

further, as shown in fig. 1 and 2, through mounting hole on the bottom plate 1 with bottom plate 1 and LNG storage tank fixed connection, then start first electric telescopic handle 9 and drive spliced pole 11 rebound to suitable position department, start second electric telescopic handle 13 and drive joint spare 14 and remove to mobile jib 4, until pressing from both sides the clamp with mobile jib 4 and fix, thereby improve the stability in use of this lightning protection framework, avoid mobile jib 4 to receive the wind-force effect easily and the drawback of rocking.

This lightning protection framework for LNG, rational in infrastructure, easy operation, and can effectively improve the drawback that exists in the current lightning protection framework, be favorable to using widely.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a lightning protection framework for LNG, includes lightning rod main part (7) and locates fixed establishment (3) on bottom plate (1) top, its characterized in that: the lightning rod protection device is characterized in that a first base (2) is fixedly connected to the top end of the bottom plate (1), a main rod (4) is fixedly connected to the top end of the first base (2), an adapter (5) is fixedly connected to one end, far away from the first base (2), of the main rod (4), a separating piece (6) is fixedly connected to the top end of the adapter (5), and a plurality of lightning rod main bodies (7) distributed in an array mode are arranged at one end, far away from the adapter (5), of the separating piece (6);

the lightning rod main body (7) comprises an outer rod (15) sleeved with an inner rod (16), a screw rod (18) is rotatably connected inside the outer rod (15), and the inner rod (16) is in threaded sleeve connection with the screw rod (18);

the top of bottom plate (1) is equipped with fixed establishment (3) of at least two sets of relative distributions, fixed establishment (3) include first electric telescopic handle (9), second electric telescopic handle (13) and joint spare (14), the bottom of first electric telescopic handle (9) is through second base (8) and bottom plate (1) fixed connection, flexible end fixedly connected with spliced pole (11) of first electric telescopic handle (9), spliced pole (11) are towards one end fixedly connected with second electric telescopic handle (13) of mobile jib (4), flexible end and joint spare (14) fixed connection of second electric telescopic handle (13).

2. The lightning protection architecture for LNG of claim 1, characterized in that: the utility model discloses a portable electric telescopic handle, including spliced pole (11), the position department fixedly connected with mount (12) that is close to second electric telescopic handle (13), mount (12) and second electric telescopic handle (13) joint, the lateral wall fixedly connected with gusset plate (10) of spliced pole (11), the top and mount (12) fixed connection of gusset plate (10).

3. The lightning protection architecture for LNG of claim 1, characterized in that: the inside fixed connection of outer pole (15) has baffle (19) of horizontal setting, just one end and the baffle (19) of screw rod (18) are rotated and are connected.

4. The lightning protection architecture for LNG according to claim 3, characterized in that: the bottom end of the screw rod (18) penetrates through the partition plate (19) and is fixedly connected with the axis of the first conical gear (20).

5. The lightning protection architecture for LNG of claim 1, characterized in that: the one end lateral wall of outer pole (15) rotates and is connected with connecting rod (22), the one end of connecting rod (22) is run through outer pole (15) and regulation handle (21) fixed connection, the other end of connecting rod (22) is located the inside and second bevel gear (23) fixed connection of outer pole (15).

6. The lightning protection architecture for LNG of claim 4, characterized in that: the first bevel gear (20) and the second bevel gear (23) are meshed with each other.

7. The lightning protection architecture for LNG of claim 1, characterized in that: the inner rod (16) is fixedly sleeved with a sliding sleeve (17) at one end inside the outer rod (15), and the side wall of the sliding sleeve (17) is in sliding butt joint with the inner wall of the outer rod (15).