CN105042222A - Static electricity preventing method of foam gun - Google Patents
Static electricity preventing method of foam gun Download PDFInfo
- Publication number
- CN105042222A CN105042222A CN201510495860.1A CN201510495860A CN105042222A CN 105042222 A CN105042222 A CN 105042222A CN 201510495860 A CN201510495860 A CN 201510495860A CN 105042222 A CN105042222 A CN 105042222A
- Authority
- CN
- China
- Prior art keywords
- antistatic
- static
- lining layer
- flax
- static conductive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003068 static effect Effects 0.000 title claims abstract description 54
- 239000006260 foam Substances 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000005611 electricity Effects 0.000 title abstract description 9
- 241000208202 Linaceae Species 0.000 claims abstract description 36
- 235000004431 Linum usitatissimum Nutrition 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 14
- 239000000835 fiber Substances 0.000 claims abstract description 10
- 239000004744 fabric Substances 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000010445 mica Substances 0.000 claims description 2
- 229910052618 mica group Inorganic materials 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 239000004020 conductor Substances 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/12—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting
- F16L11/127—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting electrically conducting
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C33/00—Hose accessories
- A62C33/06—Hose or pipe bridges
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Laminated Bodies (AREA)
Abstract
The invention relates to a static electricity preventing method of a foam gun, and mainly solves the problem of incapability of removing static electricity of the foam gun in the prior art. The static electricity preventing method of the foam gun uses an antistatic firefighting hose to realize the antistatic performance of the foam gun; the firefighting hose consists of a static conducting rubber lining layer and an antistatic flax braid layer; the antistatic flex braid layer is wrapped at the outer side of the static conducting rubber lining layer; the static conducting rubber lining layer consists of a rubber material and a static conducting material; the volume resistivity of the rubber lining layer is lower than 106 omega.m; the antistatic flax braid layer consists of a flax braided fabric and an electric conducting fiber; and the unit volume resistivity of the antistatic flax braid layer is within 106-108 omega.m. The static electricity preventing method of the foam gun preferably solves the problem, and can be applied to the static electricity prevention of the foam gun.
Description
Technical field
The present invention relates to a kind of foam nozzle anti-static method.
Background technique
Fire-fighting foams is used to fire extinguishing or frpf, few people considered the electrostatic risk of fire-fighting foams itself in the past, but abroad some accident suspects that therefore the electrostatic problem of fire-fighting foams causes the concern of electrostatic expert by the electrostatic initiation produced in foam coverage process.
CN201020225202.3 relates to a kind of fire-extinguisher water hose, comprise lining and hose carcase, it is characterized in that the folding position of described hose carcase both sides is provided with the stiffening rib of one with it, described stiffening rib is genesis analysis, and the hose carcase between described stiffening rib is provided with a tag line.But this patent just highlights the wear-resisting property of fire-extinguisher water hose
Correlation test shows, foam is after the ejection of fire gun head, and electrostatic belt electricity is very high, and therefore the electrostatic how reduced in foam becomes crucial.The present invention solves this problem targetedly.
Summary of the invention
Technical problem to be solved by this invention to eliminate the problem of foam nozzle electrostatic in prior art, provides a kind of new foam nozzle anti-static method.The method is used for, in foam nozzle antistatic, having the advantage can eliminating foam nozzle electrostatic.
For solving the problem, the technical solution used in the present invention is as follows: a kind of foam nozzle anti-static method, by using antistatic fire-extinguisher water hose, achieve the antistatic performance of foam nozzle, described fire-extinguisher water hose is made up of static conductive elastometric lining layer and antistatic flax braid, and described antistatic flax braid is wrapped in outside static conductive elastometric lining layer; Described static conductive elastometric lining layer is made up of rubber material and conducting electrostatic materials, and the volume resistivity of elastometric lining layer is less than 10
6Ω m; Described antistatic flax braid is made up of flax braided fabric and conductive fiber, and the per unit volume specific resistance of antistatic flax braid is 10
6Ω m ~ 10
8between Ω m; The inwall of described fire-extinguisher water hose mouth of pipe place static conductive elastometric lining layer is provided with static conductive ring, static conductive ring is connected with earth electrode, described earth electrode is through static conductive elastometric lining layer and antistatic flax braid.
In technique scheme, preferably, described conducting electrostatic materials are carbon black, metallic oxide or conductive mica powder.
In technique scheme, preferably, described conductive fiber is steel fiber or carbon fiber.
In technique scheme, preferably, described static conductive ring, thickness is 1.5mm to 2.5mm, and its outer wall surface is long-pending is greater than 20cm
2.
The present invention mixes conducting electrostatic materials in the rubber of static conductive elastometric lining layer, and conductive fiber is mixed in antistatic flax braid, fire-extinguisher water hose is made to have the function of antistatic, static conductive ring achieves the good contact of fire-extinguisher water hose and fire-fighting joint or fire gun head, earth electrode achieves the good earth of fire-extinguisher water hose, such bubble jet goes out in process, foam and the fricative electrostatic of elastometric lining can pass through static conductive elastometric lining layer, antistatic flax braid, static conductive ring, earth electrode realizes releasing over the ground, or by static conductive elastometric lining layer, antistatic flax braid, the ground contacted with flax braid realizes releasing over the ground, avoid gathering of foam electrostatic.Electrostatic simultaneously entrained by human body also can realize releasing over the ground by antistatic flax braid, static conductive ring, earth electrode, avoids static electricity on human body's risk, achieves good technique effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the method for the invention.
In Fig. 1,1 is static conductive elastometric lining layer; 2 is antistatic flax braid; 3 is static conductive ring; 4 is earth electrode.
Below by embodiment, the invention will be further elaborated, but be not limited only to the present embodiment.
Embodiment
[embodiment 1]
As shown in Figure 1, a kind of method of foam nozzle antistatic, by using antistatic fire-extinguisher water hose, achieve the antistatic performance of foam nozzle, described fire-extinguisher water hose is made up of static conductive elastometric lining layer 1 and antistatic flax braid 2, and described antistatic flax braid 2 is wrapped in outside static conductive elastometric lining layer 1; Described static conductive elastometric lining layer 1 is made up of rubber material, mixes conducting electrostatic materials carbon black, make it have the function of antistatic in rubber material, and its volume resistivity is 10
4Ω m, if the conducting electrostatic materials mixed in rubber material are metallic oxides, the volume resistivity of static conductive elastometric lining layer 1 is 10
5Ω m; Described antistatic flax braid 2 is woven by flax and forms, and carbon fiber in flax braided fabric, makes it have antistatic performance, and the per unit volume specific resistance of antistatic flax braid 2 of fire-extinguisher water hose outside is 10
7Ω m ~ 10
8between Ω m, if what mix in flax is steel fiber, so the per unit volume specific resistance of antistatic flax braid 2 is 10
6Ω m ~ 10
7between Ω m; The inwall of described fire-extinguisher water hose mouth of pipe place static conductive elastometric lining layer 1 is provided with static conductive ring 3, and the thickness of static conductive ring is 1.5mm, and its outer wall surface is amassed as 30cm
2, static conductive ring 3 is connected with earth electrode 4, described earth electrode is through static conductive elastometric lining layer and antistatic flax braid, and earth electrode 4 and static conductive elastometric lining 1 good contact, area of contact is greater than 30cm
2.
Conducting electrostatic materials are mixed in the rubber of static conductive elastometric lining layer 1, and, conductive fiber is mixed in antistatic flax braid 2, it is the function making fire-extinguisher water hose have antistatic, static conductive ring 3 achieves the good contact of fire-extinguisher water hose and fire-fighting joint or fire gun head, and earth electrode 4 achieves the good earth of fire-extinguisher water hose.Such bubble jet goes out in process, foam and the fricative electrostatic of elastometric lining can realize releasing over the ground by static conductive elastometric lining layer 1, antistatic flax braid 2, static conductive ring 3, earth electrode 4, or realize releasing over the ground by static conductive elastometric lining layer 1, antistatic flax braid 2, the ground that contacts with flax braid, avoid gathering of foam electrostatic.Electrostatic simultaneously entrained by human body also can realize releasing over the ground by antistatic flax braid 2, static conductive ring 3, earth electrode 4, avoids static electricity on human body's risk.
[embodiment 2]
According to the condition described in embodiment 1, just the thickness of static conductive ring is 2.5mm.
[embodiment 2]
According to the condition described in embodiment 1, just the thickness of static conductive ring is 2.0mm.
Certainly, above-mentioned explanation is not limitation of the present invention, and the present invention is also not limited in above-mentioned citing, and the change that those skilled in the art make in essential scope of the present invention, remodeling, interpolation or replacement also should belong to protection scope of the present invention.
Claims (4)
1. a foam nozzle anti-static method, by using antistatic fire-extinguisher water hose, achieve the antistatic performance of foam nozzle, described fire-extinguisher water hose is made up of static conductive elastometric lining layer and antistatic flax braid, and described antistatic flax braid is wrapped in outside static conductive elastometric lining layer; Described static conductive elastometric lining layer is made up of rubber material and conducting electrostatic materials, and the volume resistivity of elastometric lining layer is less than 10
6Ω m; Described antistatic flax braid is made up of flax braided fabric and conductive fiber, and the per unit volume specific resistance of antistatic flax braid is 10
6Ω m ~ 10
8between Ω m; The inwall of described fire-extinguisher water hose mouth of pipe place static conductive elastometric lining layer is provided with static conductive ring, static conductive ring is connected with earth electrode, described earth electrode is through static conductive elastometric lining layer and antistatic flax braid.
2. foam nozzle anti-static method according to claim 1, is characterized in that described conducting electrostatic materials are carbon black, metallic oxide or conductive mica powder.
3. foam nozzle anti-static method according to claim 1, is characterized in that described conductive fiber is steel fiber or carbon fiber.
4. foam nozzle anti-static method according to claim 1, is characterized in that the thickness of described static conductive ring is 1.5mm to 2.5mm, and its outer wall surface is long-pending is greater than 20cm
2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510495860.1A CN105042222A (en) | 2015-08-13 | 2015-08-13 | Static electricity preventing method of foam gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510495860.1A CN105042222A (en) | 2015-08-13 | 2015-08-13 | Static electricity preventing method of foam gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105042222A true CN105042222A (en) | 2015-11-11 |
Family
ID=54449021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510495860.1A Pending CN105042222A (en) | 2015-08-13 | 2015-08-13 | Static electricity preventing method of foam gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105042222A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106310573A (en) * | 2016-08-31 | 2017-01-11 | 安徽亿龙新能源有限公司 | Electric-shock preventing fire-fighting device and electric-shock preventing fire hose |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2547990Y (en) * | 2002-06-26 | 2003-04-30 | 李忠利 | Self-heating antistatic oil hose |
| US20050051226A1 (en) * | 2003-08-08 | 2005-03-10 | Dyna-Flex, Inc. | High pressure flexible hose |
| CN201799039U (en) * | 2010-09-28 | 2011-04-20 | 天津龙盛世博安全设备有限公司 | Novel fire-fighting foam gun |
| JP2013154014A (en) * | 2012-01-31 | 2013-08-15 | Yokoi Seisakusho:Kk | Mobile powder fire-extinguishing facility |
| CN104399217A (en) * | 2014-10-22 | 2015-03-11 | 中国石油化工股份有限公司 | Antistatic fire-fighting water hose |
-
2015
- 2015-08-13 CN CN201510495860.1A patent/CN105042222A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2547990Y (en) * | 2002-06-26 | 2003-04-30 | 李忠利 | Self-heating antistatic oil hose |
| US20050051226A1 (en) * | 2003-08-08 | 2005-03-10 | Dyna-Flex, Inc. | High pressure flexible hose |
| CN201799039U (en) * | 2010-09-28 | 2011-04-20 | 天津龙盛世博安全设备有限公司 | Novel fire-fighting foam gun |
| JP2013154014A (en) * | 2012-01-31 | 2013-08-15 | Yokoi Seisakusho:Kk | Mobile powder fire-extinguishing facility |
| CN104399217A (en) * | 2014-10-22 | 2015-03-11 | 中国石油化工股份有限公司 | Antistatic fire-fighting water hose |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106310573A (en) * | 2016-08-31 | 2017-01-11 | 安徽亿龙新能源有限公司 | Electric-shock preventing fire-fighting device and electric-shock preventing fire hose |
| CN106310573B (en) * | 2016-08-31 | 2019-07-26 | 安徽亿龙新能源有限公司 | A kind of protection against electric shock fire plant and a kind of protection against electric shock fire hose |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Yanan City, Shandong province Qingdao City three road 266071 No. 218 Applicant after: Sinopec Corp. Applicant after: Qingdao Safety Engineering Research Institute of Sinopec Co., Ltd. Address before: 100728 Chaoyangmen street, Beijing, No. 22, No. Applicant before: Sinopec Corp. Applicant before: Qingdao Safety Engineering Research Institute of Sinopec Co., Ltd. |
|
| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151111 |
|
| RJ01 | Rejection of invention patent application after publication |