CN114828365A - Static electricity discharge device and method for ship helicopter during ground service work - Google Patents
Static electricity discharge device and method for ship helicopter during ground service work Download PDFInfo
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- CN114828365A CN114828365A CN202210386815.2A CN202210386815A CN114828365A CN 114828365 A CN114828365 A CN 114828365A CN 202210386815 A CN202210386815 A CN 202210386815A CN 114828365 A CN114828365 A CN 114828365A
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- grounding
- static electricity
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- plug
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- 230000003068 static effect Effects 0.000 title claims abstract description 36
- 230000005611 electricity Effects 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 230000008030 elimination Effects 0.000 claims description 8
- 238000003379 elimination reaction Methods 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 3
- 239000000779 smoke Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000010892 electric spark Methods 0.000 description 6
- 230000006698 induction Effects 0.000 description 5
- 238000010791 quenching Methods 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000000295 fuel oil Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05F—STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
- H05F3/00—Carrying-off electrostatic charges
- H05F3/02—Carrying-off electrostatic charges by means of earthing connections
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D45/00—Aircraft indicators or protectors not otherwise provided for
- B64D45/02—Lightning protectors; Static dischargers
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Elimination Of Static Electricity (AREA)
Abstract
The invention discloses an electrostatic discharge device for a ship helicopter during ground service work, which comprises a grounding cable, wherein two ends of the grounding cable are respectively connected with a grounding clamp and a grounding plug, the grounding clamp is clamped on a grounding base when the device is used, and the grounding plug is inserted into a grounding jack of the helicopter. The invention also provides a static electricity discharge method for the ship helicopter during ground service work. The static electricity discharging device is small in size, firm in installation and simple in operation; the electrostatic discharge process is safe and effective; compared with the existing helicopter electrostatic device, the invention has stronger environmental adaptability and can work in river, sea and other environments for a long time.
Description
Technical Field
The invention relates to a device for removing static electricity, in particular to a static electricity discharging device for a ship helicopter during ground service work, and belongs to the field of ship helicopter static electricity devices.
Background
With the increasing size of ships, the ship helicopters are more frequently used for carrying out tasks. The safety problems related to static electricity generated in the ground service working process of the helicopter after landing on a ship cause people to pay extensive attention.
The following situations when a ship helicopter performs a flight mission can cause a large amount of static electricity to accumulate on itself:
1. static electricity can be generated by friction between the rotary vane and the air body, and ten thousand volts of static voltage can be generated on the air body along with the accumulation of flight time;
2. the lightning induction generates stronger induction voltage on the metal surface of the helicopter body, and if the metal body is poorly grounded, the induction voltage is higher and higher along with the accumulation of time.
Furthermore, landing on a ship while performing ground service tasks also accumulates a large amount of static electricity itself for the following reasons:
1. when a ship-borne helicopter is refueled by a ship oil depot, fuel oil flows in a fuel delivery pipe and rubs with the wall of the fuel delivery pipe, rubs with the wall of an oil bin and an oil tank, bubbles jump up and down and rubs with the fuel oil, and static charges are generated under the conditions that vortex is generated when the fuel oil flows through an elbow of the fuel delivery pipe, and the static charges are accumulated along with time;
2. various high-power short-wave, ultra-short-wave and radar antennas radiate strong electromagnetic field intensity to the periphery, strong induction voltage is generated on the metal surface around the antennas, the metal body is poor in grounding, and the induction voltage is higher and higher along with the accumulation of time.
If the ship-based helicopter is not well grounded, when equipment in the ship-based helicopter fails and leaks electricity, the safety of the aircraft and the life safety of ship-based personnel are threatened. Therefore, the development of the static electricity discharging device which can flexibly move and is convenient and fast to operate when the ship helicopter works on the ground is a content needing to be researched.
At present, a helicopter grounding device has no function of eliminating electric sparks, but equipment on a ship is not allowed to generate electric sparks in a working state according to design criteria for the ship, so that the helicopter grounding device needs to be optimally designed, the function of eliminating the electric sparks is added, and the development of a grounding plug with an electric spark elimination function is one of contents of the research of the invention.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the static electricity discharging device which is safe to use and convenient to install and used for ground service work of the ship helicopter.
The invention is realized in such a way that:
the utility model provides a naval vessel helicopter ground service during operation leak electrostatic devices, includes the ground connection cable, and the ground connection cable both ends are connected with ground connection respectively and press from both sides and ground connection plug, press from both sides the ground connection when using on the ground connection base, and ground connection plug inserts on helicopter ground connection jack.
The further scheme is as follows:
the grounding cable is a low-smoke halogen-free flame-retardant marine flexible cable and is wrapped by an insulating sleeve.
The further scheme is as follows:
the grounding clip is made of stainless steel.
The further scheme is as follows:
the rear end of the grounding clamp is provided with two steel clamp tails, and the grounding clamp is connected with a grounding cable through one steel clamp tail; the front end of the grounding clamp is provided with opposite steel chucks, and grooves are formed in corresponding positions of the steel chucks and used for improving the clamping effect when the grounding base is clamped.
The further scheme is as follows:
the grounding plug is overall cross-shaped, the inside of the grounding plug comprises a spark elimination resistor, one end of the spark elimination resistor is connected with a metal wire, the other end of the spark elimination resistor is welded on the limiting rear support, the other end of the metal wire is welded on a grounding metal body, a plug protective cover is arranged outside the grounding metal body, the grounding metal body is fixed in a groove of the limiting front support, and an insulating shell is arranged outside the grounding plug.
The further scheme is as follows:
the connection part of the grounding metal body and the metal lead is fixed through a T-shaped clamp.
The further scheme is as follows:
the grounding base comprises a circular base and a connecting part which is positioned on the circular base and is in a shape of 'Jiong'.
The further scheme is as follows:
the grounding base further comprises a base cover capable of covering the grounding base.
The further scheme is as follows:
the grounding base is made of stainless steel materials, is welded at a proper position of the deck side of the take-off and landing platform by adopting a welding process, and is good in grounding performance and firm to install.
The invention also provides a static electricity discharge method during ground service work of the ship helicopter, which specifically comprises the following steps:
step one, opening a seat cover, and clamping a grounding clamp on a grounding base;
secondly, inserting the grounding plug into a grounding jack of the helicopter;
and step three, after the ground service operation is completed, when the static electricity discharging device is dismounted, firstly, the grounding plug is pulled out from the grounding jack of the helicopter, and then the grounding clamp is separated from the grounding base.
The further scheme is as follows:
when static electricity is discharged, workers need to wear insulating gloves and anti-static shoes.
Compared with the prior art, the invention has at least the following outstanding advantages:
1. the static electricity discharging device is small in size, firm in installation and simple in operation.
2. The electrostatic discharge process is safe and effective.
3. Compared with the existing helicopter electrostatic device, the helicopter electrostatic device has stronger environmental adaptability and can work in rivers, seas and other environments for a long time.
4. The static electricity discharge device is designed aiming at ground work of the helicopter and can be matched with the static electricity protection of other special operations of the helicopter.
Drawings
FIG. 1 is a schematic structural diagram of an electrostatic discharge device according to an embodiment of the present invention;
FIG. 2 is a schematic view of a ground clip according to one embodiment of the present invention;
FIG. 3 is a schematic diagram of a grounding base according to an embodiment of the present invention;
FIG. 4 is a schematic view of a ground plug according to one embodiment of the present invention;
fig. 5 is a diagram showing an internal configuration of the ground plug according to the embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments.
Example one
The embodiment provides a naval vessel helicopter ground service during operation leaks electrostatic devices, as shown in figure 1, including ground connection cable 1, ground connection cable 1 both ends are connected with ground connection respectively and press from both sides 2 and ground connection plug 3, press from both sides ground connection 2 on ground connection base 4 when using, and ground connection plug 3 inserts on helicopter ground connection jack 5. The grounding cable 1 is a low-smoke halogen-free flame-retardant marine flexible cable, and the cable is wrapped by an insulating sleeve.
As shown in fig. 2, the grounding clip is made of stainless steel and has excellent corrosion resistance, the rear end of the grounding clip is provided with two steel clip tails 21, and the grounding clip is connected with the grounding cable 1 through one steel clip tail 21; the front end of the grounding clamp is provided with opposite steel clamps 22, and grooves 23 are formed in corresponding positions of the steel clamps and used for improving the clamping effect when the grounding base is clamped. When in use, the grounding device is clamped on the grounding base 4, the operation is convenient, and the connection is firm.
As shown in fig. 4 and 5, the grounding plug 3 is cross-shaped as a whole, one end of the grounding plug is connected with the metal wire 32 in series by using the spark-suppressing resistor 31 inside, the metal wire 32 is welded on the grounding metal body 33, and the plug protection cover 34 is arranged outside the grounding metal body 33; when the helicopter is subjected to static electricity removing operation, the grounding steel clamp clamps the grounding base on the deck, the grounding plug at the other end takes off the insulating shell and is inserted into the grounding hole of the helicopter, and the static electricity removing operation is completed. The static electricity of the helicopter is led into the internal spark-quenching resistor through the metal plug, the internal spark-quenching resistor quickly consumes a large amount of instantaneous static electricity, electric sparks caused by short-time high voltage are avoided, the static electricity safe release effect is achieved, meanwhile, the spark-quenching resistor 31 and the metal wire 1 are connected to the wiring steel clip in a welding mode, and potential grounding release is completed. The other end of the spark-quenching resistor 31 is welded on the limiting rear bracket 35, and the limiting rear bracket 35 plays a role in fixing the spark-quenching resistor 31 and the metal wire 32. The grounding metal body 33 is fixed in a groove of the limiting front bracket 36, and a T-shaped clamp 37 is arranged above the connection part of the grounding metal body 33 and the metal lead 32, so that the connection is stable. An insulating housing 38 is provided on the outside for mounting components and for insulating and withstand voltage. The grounding plug has the function of spark elimination, can effectively eliminate electric sparks when being plugged into a grounding jack of the helicopter, and is safe to use.
As shown in fig. 3, the grounding base 4 includes a circular base 41, a connecting portion 42 in the shape of "Jiong" on the circular base, and a cover 43 capable of covering the grounding base.
The grounding base is made of stainless steel, is welded at a proper position of the deck side of the take-off and landing platform by adopting a welding process, and has good grounding performance and firm installation.
Example two
The embodiment provides a static electricity discharge method for a ship helicopter during ground work, which specifically comprises the following steps:
step one, opening a seat cover, and clamping a grounding clamp on a grounding base;
secondly, inserting the grounding plug into a grounding jack of the helicopter;
and step three, after the ground service operation is completed, when the static electricity discharging device is dismounted, firstly, the grounding plug is pulled out from the grounding jack of the helicopter, and then the grounding clamp is separated from the grounding base.
This process is carried out strictly in accordance with the implementation steps. In the process, the safety of ground staff is guaranteed mainly through the insulating shell of the grounding plug, the insulating sleeve of the grounding wire and the fact that workers wear insulating gloves, static shoes and the like.
Although the present invention has been described herein with reference to the illustrated embodiments thereof, which are intended to be preferred embodiments of the present invention, it is to be understood that the invention is not limited thereto, and that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure.
Claims (10)
1. The utility model provides a naval vessel helicopter ground service during operation leaks electrostatic devices which characterized in that: including the ground connection cable, ground connection cable both ends are connected with ground connection respectively and press from both sides and ground connection plug, press from both sides the ground connection on the ground connection base when using, and ground connection plug inserts on helicopter ground connection jack.
2. The electrostatic discharge apparatus according to claim 1, wherein:
the grounding cable is a low-smoke halogen-free flame-retardant marine flexible cable and is wrapped by an insulating sleeve.
3. The electrostatic discharge apparatus according to claim 1, wherein:
the grounding clip is made of stainless steel.
4. The static electricity discharge apparatus according to claim 1 or 3, wherein:
the rear end of the grounding clamp is provided with two steel clamp tails, and the grounding clamp is connected with a grounding cable through one steel clamp tail; the front end of the grounding clamp is provided with opposite steel chucks, and grooves are formed in corresponding positions of the steel chucks and used for improving the clamping effect when the grounding base is clamped.
5. The electrostatic discharge apparatus according to claim 1, wherein:
the grounding plug is overall cross-shaped, the inside of the grounding plug comprises a spark elimination resistor, one end of the spark elimination resistor is connected with a metal wire, the other end of the spark elimination resistor is welded on the limiting rear support, the other end of the metal wire is welded on a grounding metal body, a plug protective cover is arranged outside the grounding metal body, the grounding metal body is fixed in a groove of the limiting front support, and an insulating shell is arranged outside the grounding plug.
6. The electrostatic discharge apparatus according to claim 5, wherein:
the connection part of the grounding metal body and the metal lead is fixed through a T-shaped clamp.
7. The electrostatic discharge apparatus according to claim 1, wherein:
the grounding base comprises a circular base, a connecting part which is positioned on the circular base and is in a shape of 'Jiong', and a base cover.
8. The electrostatic discharge apparatus according to claim 7, wherein:
the grounding base is made of stainless steel materials, is welded at a proper position of the deck side of the take-off and landing platform by adopting a welding process, and is good in grounding performance and firm to install.
9. A method for discharging static electricity during ground service work of a ship helicopter, which is characterized in that the static electricity discharging device of any claim from 1 to 8 is adopted, and the method specifically comprises the following steps:
step one, opening a seat cover, and clamping a grounding clamp on a grounding base;
secondly, inserting the grounding plug into a grounding jack of the helicopter;
and step three, after the ground service operation is completed, when the static electricity discharging device is dismounted, firstly, the grounding plug is pulled out from the grounding jack of the helicopter, and then the grounding clamp is separated from the grounding base.
10. The method of discharging static electricity according to claim 9, wherein:
when static electricity is discharged, workers need to wear insulating gloves and anti-static shoes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210386815.2A CN114828365A (en) | 2022-04-13 | 2022-04-13 | Static electricity discharge device and method for ship helicopter during ground service work |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210386815.2A CN114828365A (en) | 2022-04-13 | 2022-04-13 | Static electricity discharge device and method for ship helicopter during ground service work |
Publications (1)
Publication Number | Publication Date |
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CN114828365A true CN114828365A (en) | 2022-07-29 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202210386815.2A Pending CN114828365A (en) | 2022-04-13 | 2022-04-13 | Static electricity discharge device and method for ship helicopter during ground service work |
Country Status (1)
Country | Link |
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CN (1) | CN114828365A (en) |
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2022
- 2022-04-13 CN CN202210386815.2A patent/CN114828365A/en active Pending
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