CN207973048U - A kind of telescopic lightning arrester of floating roof tank - Google Patents
A kind of telescopic lightning arrester of floating roof tank Download PDFInfo
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- CN207973048U CN207973048U CN201820091186.XU CN201820091186U CN207973048U CN 207973048 U CN207973048 U CN 207973048U CN 201820091186 U CN201820091186 U CN 201820091186U CN 207973048 U CN207973048 U CN 207973048U
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- floating roof
- conducting wire
- roof tank
- shell
- shaft
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Abstract
The utility model discloses a kind of telescopic lightning arresters of floating roof tank, including shell and holder, level, which runs through, in shell shaft, shaft both ends are fixed on by bearing on holder, shell is isolated into conducting wire warehouse and leaf spring accumulation of energy storehouse by intermediate partition board, the part being located in shaft in conducting wire warehouse is wound with conducting wire, conducting wire one end is fixed in shaft, the conducting wire other end extends in the floating roof that shell is connected in floating roof tank, the part being located in shaft in leaf spring accumulation of energy storehouse is wound with leaf spring, leaf spring one end is fixed on by pressing plate in shaft, the leaf spring other end is fixed on shell, conducting wire is opposite with the winding direction of leaf spring.The utility model proposes a kind of telescopic lightning arrester of floating roof tank can make conducting wire always be in tensioning state, water conservancy diversion effect is good, conductive silicone is smeared in conducting wire and the junction of floating roof, holder and tank body, significantly reduces Conductor Impedance, lightning stroke water conservancy diversion is made to import the earth rapidly.
Description
Technical field
The utility model is related to oil equipment fields, and in particular to a kind of telescopic lightning arrester of floating roof tank.
Background technology
Floating top oil tank is the oil tank that head cover is swum on pasta, is floated up and down with the input and output of liquid storage, floating roof with
There are one annular space between tank skin, there are one sealing devices for this annular space, make pot liquid when head cover floats up and down
It is comparable when storing oil product using floating roof tank to greatly reduce the evaporation loss of liquid storage during storage with atmospheric isolation
Fixed tank reduces oil product loss 80% or so.
The presence of thunder and lightning has prodigious fire risk to oil storage tank, and the floating roof sealing material of floating roof tank is usually rubber,
Such as cannot thunder-strike current be imported into the earth in time when lightning stroke, gap is small between floating roof and tube wall is also easy to produce spark and lights sealing
Part causes fire.Large-scale floating roof tank lightning stroke firing accident reason mainly has the following aspects：(1) strong lightning current, to oil tank
And its electronic equipment may cause a significant threat；(2) fuel factor of thunder and lightning causes storage tank tank body material to overheat.(3) large-scale floating roof
The lightning current of storage tank is released, and approach is few, and the large-scale floating roof tank scale of construction is big, if copper stranded conductor is insufficient, conductive sheet, staircase, flexible circuit conductor in addition
The structure of equal leakage paths is not perfect, once lightning current can not fast conducting, will produce point discharge phenomenon.(4) large-scale floating roof
Storage tank is rotated by floating roof, sealing device is incomplete is influenced, and inflammable gas easily gathers in sealing ring.(5) large-scale floating roof
The oil flash point stored in storage tank is relatively low, has the characteristics that inflammability, explosion hazard, volatility, flowing diffusion, Boil over.
Scalable ground connection lightning arrester is mounted on floating roof tank tank skin, and is connected to floating roof by conducting wire, provides floating roof
Electrical connection between tank floating roof and tank skin, realizes reliable equipotential link, and floating roof moment pressure is reduced on the order of magnitude
Drop provides impedance path and releases thunder and lightning charge and electrostatic charge, while reducing the Kelvin effect under lightning current frequency, will be electric
The possibility that spark generates minimizes.High current can be bypassed when direct lightning strike, also can nearby lightning discharge when maximum limit
Degree ground reduces the initial value of flashover and electric arc, greatly reduces floating roof tank firing accident caused by lightning stroke flashover.And it is most of
The conducting wire of scalable earthing or grounding means makes impedance increase because that cannot withdraw in time, influences water conservancy diversion effect, and tank body is easily made to generate fire.
The utility model proposes a kind of telescopic lightning arrester of floating roof tank conducting wire can be made to be in tensioning state always, conducting wire with it is floating
Conductive silicone is smeared in the junction on top, seat board and floating roof tank tank skin, significantly reduces Conductor Impedance, keeps lightning stroke water conservancy diversion rapid
Import the earth.
Utility model content
The purpose of this utility model is to provide a kind of telescopic lightning arresters of floating roof tank, existing scalable to solve
Earthing or grounding means conducting wire cannot be withdrawn in time, impedance is big, water conservancy diversion effect difference problem.
To achieve the above object, the technical solution of the utility model is：The telescopic lightning arrester of floating roof tank includes shell
Body and two holders, the shell are in wheel shape, and the shell includes two circular side panels relatively disposed in parallel and connection
Annular interconnecting piece between two circular side panels, the shell are fixedly connected by fastener with holder, water in the shell
It puts down through thering is shaft, the shaft both ends to be fixed on two holders by bearing, the shell is isolated by intermediate partition board
Conducting wire warehouse and leaf spring accumulation of energy storehouse are located at the part in conducting wire warehouse in the shaft and are wound with conducting wire, and described conducting wire one end is solid
It is scheduled in shaft, the conducting wire other end extends in the floating roof that shell is connected in floating roof tank, and leaf spring is located in the shaft
Part in accumulation of energy storehouse is wound with leaf spring, and described leaf spring one end is fixed on by pressing plate in shaft, and the leaf spring other end is fixed
On shell, the conducting wire is opposite with the winding direction of leaf spring.
Preferably, it is cased with pressure ring in the shaft between the shell both sides and two holders.
Preferably, the pressure ring is fixed on by jackscrew in shaft.
Preferably, described two frame bottoms are connected with seat board, and the seat board is fixed on the tank skin of floating roof tank.
Preferably, the junction of the conducting wire and floating roof tank inner floating roof is coated with conductive silicone.
Preferably, the junction of the seat board and floating roof tank tank skin is coated with conductive silicone.
Preferably, the conducting wire is the flat conductor made of soft copper and stainless steel braiding.
Preferably, the telescopic lightning arrester of the floating roof tank is distributed along floating roof tank tube wall even circumferential, described two neighboring
The telescopic lightning arrester of floating roof tank is smaller than or is equal to 30m.
The utility model has the following advantages that：1, the utility model proposes a kind of telescopic lightning arrester of floating roof tank can
Conducting wire is set to be in tensioning state always, water conservancy diversion effect is good, and service life is long, securely and reliably；2, conducting wire and floating roof, holder and tank body
Junction smear conductive silicone, significantly reduce Conductor Impedance, make lightning stroke water conservancy diversion import rapidly the earth.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the telescopic lightning arrester of floating roof tank of the utility model.
Fig. 2 is a kind of installation condition schematic diagram of the telescopic lightning arrester of floating roof tank of the utility model.
Specific implementation mode
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Embodiment 1
As shown in Figure 1, the utility model proposes a kind of telescopic lightning arrester of floating roof tank, including shell 1 and holder 2,
Shell 1 is in wheel shape, and shell 1 includes two circular side panels relatively disposed in parallel and is connected between two circular side panels
Annular interconnecting piece, shell 1 are fixedly connected by fastener with holder 2, and level, which runs through, in shell 1 shaft 3, and 3 both ends of shaft are logical
It crosses bearing 4 to be fixed on holder 2, shell 1 is isolated into conducting wire warehouse 6 and leaf spring accumulation of energy storehouse 7 by intermediate partition board 5, in shaft 3
Part in conducting wire warehouse 6 is wound with conducting wire 8, and 8 one end of conducting wire is fixed in shaft 3, and 8 other end of conducting wire extends shell
1 is connected in the floating roof 13 in floating roof tank, and the part being located in shaft 3 in leaf spring accumulation of energy storehouse 7 is wound with leaf spring 9, and leaf spring 9 is served as reasons
The plate-like elastic body that multi-layer spring steel is superimposed together, 9 one end of leaf spring are fixed on by pressing plate in shaft 3, and 9 other end of leaf spring is solid
It is scheduled on shell 1, the winding direction of conducting wire 8 and leaf spring 9 in shaft 3 between 1 both sides of shell and two holders 2 on the contrary, cover
There are pressure ring 10, pressure ring 10 to be fixed by jackscrew 11, pressure ring 10 can guarantee the positioning of shell 1 and holder 2 so that shell 1 and holder 2
Between have certain spacing, prevent shell 1 in rotation process with holder 2 generate friction.2 bottom of holder is connected with seat board 12,
Seat board 12 is fixed on the tank skin of floating roof tank, and conducting wire 8 and the junction of floating roof tank inner floating roof 13 are coated with conductive silicone, seat board
12 are coated with conductive silicone with the junction of floating roof tank tank skin, and conducting wire 8 is flat made of soft copper and stainless steel braiding leads
Line has very high tensile property and fatigue resistance, while ensureing the impedance of very little again.The telescopic lightning arrester of floating roof tank exists
Using when be distributed along floating roof tank tube wall even circumferential, the spacing of the two neighboring telescopic lightning arrester of floating roof tank is not more than 30m.
A kind of telescopic lightning arrester of floating roof tank of the utility model, such as Fig. 2 decline when the floating roof 13 in floating roof tank
When, conducting wire 8 is pulled out under the action of 13 gravity of floating roof, while being 9 accumulation of energy of leaf spring, when liquid level rises in floating roof tank, lean on leaf spring 9
Torque so that axis is reversely rotated, stringing lead 8.The device can make conducting wire be in tensioning state always, avoid conducting wire accumulation,
The impedance for greatly reducing conducting wire ensures that the lightning-arrest performance of lightning arrester, conducting wire and the junction of floating roof, holder and tank body are smeared
Conductive silicone grease, significantly reduces Conductor Impedance, and lightning stroke water conservancy diversion is made to import the earth rapidly.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (8)
1. a kind of telescopic lightning arrester of floating roof tank, which is characterized in that the telescopic lightning arrester of floating roof tank include shell and
Two holders, the shell are in wheel shape, and the shell includes two circular side panels relatively disposed in parallel and is connected to two
Annular interconnecting piece between a circular side panel, the shell are fixedly connected by fastener with holder, and level is passed through in the shell
It is installed with shaft, the shaft both ends are fixed on by bearing on two holders, and the shell is isolated into conducting wire by intermediate partition board
Warehouse and leaf spring accumulation of energy storehouse, the part being located in the shaft in conducting wire warehouse are wound with conducting wire, and described conducting wire one end is fixed on
In shaft, the conducting wire other end extends in the floating roof that shell is connected in floating roof tank, and leaf spring accumulation of energy is located in the shaft
Part in storehouse is wound with leaf spring, and described leaf spring one end is fixed on by pressing plate in shaft, and the leaf spring other end is fixed on shell
On body, the conducting wire is opposite with the winding direction of leaf spring.
2. the telescopic lightning arrester of a kind of floating roof tank according to claim 1, which is characterized in that the shell both sides and two
It is cased with pressure ring in shaft between a holder.
3. the telescopic lightning arrester of a kind of floating roof tank according to claim 2, which is characterized in that the pressure ring passes through jackscrew
It is fixed in shaft.
4. the telescopic lightning arrester of a kind of floating roof tank according to claim 1, which is characterized in that described two frame bottoms
It is connected with seat board, the seat board is fixed on the tank skin of floating roof tank.
5. the telescopic lightning arrester of a kind of floating roof tank according to claim 1, which is characterized in that the conducting wire and floating roof tank
The junction of inner floating roof is coated with conductive silicone.
6. the telescopic lightning arrester of a kind of floating roof tank according to claim 4, which is characterized in that the seat board and floating roof tank
The junction of tank skin is coated with conductive silicone.
7. the telescopic lightning arrester of a kind of floating roof tank according to claim 1, which is characterized in that the conducting wire is by soft copper
Flat conductor made of being woven with stainless steel.
8. the telescopic lightning arrester of a kind of floating roof tank according to claim 1, which is characterized in that the floating roof tank is telescopic
Lightning arrester is distributed along floating roof tank tube wall even circumferential, and the two neighboring telescopic lightning arrester of floating roof tank is smaller than or is equal to
30m。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820091186.XU CN207973048U (en) | 2018-01-19 | 2018-01-19 | A kind of telescopic lightning arrester of floating roof tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820091186.XU CN207973048U (en) | 2018-01-19 | 2018-01-19 | A kind of telescopic lightning arrester of floating roof tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207973048U true CN207973048U (en) | 2018-10-16 |
Family
ID=63769261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820091186.XU Active CN207973048U (en) | 2018-01-19 | 2018-01-19 | A kind of telescopic lightning arrester of floating roof tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207973048U (en) |
-
2018
- 2018-01-19 CN CN201820091186.XU patent/CN207973048U/en active Active
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