CN109833584A - A kind of dry powder extinguishing installation - Google Patents
A kind of dry powder extinguishing installation Download PDFInfo
- Publication number
- CN109833584A CN109833584A CN201910233400.XA CN201910233400A CN109833584A CN 109833584 A CN109833584 A CN 109833584A CN 201910233400 A CN201910233400 A CN 201910233400A CN 109833584 A CN109833584 A CN 109833584A
- Authority
- CN
- China
- Prior art keywords
- dry powder
- cover plate
- encapsulation
- destructor
- encapsulation cover
- 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
- 239000000843 powder Substances 0.000 title claims abstract description 76
- 238000009434 installation Methods 0.000 title claims abstract description 29
- 238000005538 encapsulation Methods 0.000 claims abstract description 79
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 238000009413 insulation Methods 0.000 claims abstract description 18
- 238000002347 injection Methods 0.000 claims abstract description 17
- 239000007924 injection Substances 0.000 claims abstract description 17
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 12
- 238000002955 isolation Methods 0.000 claims description 15
- 239000011324 bead Substances 0.000 claims description 4
- 239000007921 spray Substances 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 12
- 239000000203 mixture Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000005439 thermosphere Substances 0.000 description 1
Abstract
The invention discloses a kind of dry powder extinguishing installations, including encapsulation cylinder, encapsulation cover plate, destructor and injection apparatus；The destructor is mounted on the lower surface of the encapsulation cover plate；Sealing device is provided between the encapsulation cover plate and the destructor；The sealing device includes at least a flexible layer and a thermal insulation layer；The destructor includes temperature-sensitive lead；The first lead hole passed through for the temperature-sensitive lead is offered on the flexible layer, and the second fairlead passed through for the temperature-sensitive lead is offered on the thermal insulation layer；After the assembly is completed, the first lead hole and projection of second fairlead in encapsulation cover plate plane be not be overlapped for the dry powder extinguishing installation.The device of the invention air-tightness is good, and enough pressure in encapsulation cylinder is effectively ensured, more effectively sprays dry powder fire extinguishing agent.
Description
Technical field
The present invention relates to extinguishing device technical field, specially a kind of dry powder extinguishing installation.
Background technique
Dry powder extinguishing installation is extinguished the blaze by spraying dry powder, wherein the fire-fighting principle of dry powder: first is that in dry powder
The volatile decomposition object of inorganic salts occurs Chemical Inhibition with free radical caused by fuel in combustion process or active group and bears
Catalytic action makes the chain reaction of burning interrupt and put out a fire.Second is that the powder by dry powder is fallen in outside combustible surface, it is anti-that chemistry occurs
It answers, and forms one layer of glassy coating under high temperature action, thus isolating oxygen, and then fire smothering, it is suitable for totally-enclosed sky
Between, the open space protected object of hemi-closure space or outdoor.
At least there is the following two kinds deficiency in existing dry powder extinguishing installation: first is that the leakproofness of lead packages is not good enough,
Medicine block can spray dry powder fire extinguishing agent from fairlead pressure release when explosion so as to cause no enough gas pressures, so that dress
It sets reliability and fire-fighting efficiency is lower.Second is that the installation of cover generally uses screw thread to tighten or the means such as rivet clasp, first the shortcomings that
Be it is poorly sealed, followed by cost is relatively high.
Therefore it needs to improve existing dry powder extinguishing installation, to improve device reliability and fire-fighting efficiency, and drop
Low production cost.
Summary of the invention
The present invention is directed to the defect of the prior art above-mentioned, proposes a kind of novel dry powder extinguishing installation structure, uses
The fairlead that is arranged in a staggered manner and the structure of press fitting sealing, sealed reliable and save production cost.
The invention provides the following technical scheme:
A kind of dry powder extinguishing installation, including encapsulation cylinder, encapsulation cover plate, destructor and injection dress equipped with dry powder fire extinguishing agent
It sets；The destructor is mounted on the lower surface of the encapsulation cover plate；It is arranged between the encapsulation cover plate and the destructor
There is sealing device；The sealing device includes at least a flexible layer；The destructor includes temperature-sensitive lead, the flexible layer
On offer the first lead hole passed through for the temperature-sensitive lead, the encapsulation cover plate is equipped with one and wears for the temperature-sensitive lead
The through-hole crossed；The dry powder extinguishing installation after the assembly is completed, sealing with the through-hole on the encapsulation cover plate by the first lead hole
Projection in capping plate plane is not overlapped.
The present invention also provides another technical solutions:
A kind of dry powder extinguishing installation, including encapsulation cylinder, encapsulation cover plate, destructor and injection dress equipped with dry powder fire extinguishing agent
It sets；The destructor is mounted on the lower surface of the encapsulation cover plate；It is arranged between the encapsulation cover plate and the destructor
There is sealing device；The sealing device includes at least a flexible layer and a thermal insulation layer；The destructor includes that temperature-sensitive is drawn
Line offers the first lead hole passed through for the temperature-sensitive lead on the flexible layer, offers described in confession on the thermal insulation layer
The second fairlead that temperature-sensitive lead passes through；The dry powder extinguishing installation after the assembly is completed, the first lead hole and described second
Projection of the fairlead in encapsulation cover plate plane is not overlapped.
Further, the edge of the encapsulation cover plate is bent to form seal bead inwardly, encases the encapsulation cylinder
Upper end opening.
Further, the destructor further includes powder charge box；The powder charge box has mounting flange, the mounting flange
The lower surface of the encapsulation cover plate is mounted on by fixed device.
As a kind of preferred means, the bottom of the encapsulation cylinder has been wholely set nozzle flange, the nozzle flange protrusion
In the bottom outside of the encapsulation cylinder.
Further, the nozzle flange is used to place dry powder isolation board in the recess that the bottom of the encapsulation cylinder is formed,
The depth of the formed recess of nozzle flange is not less than the thickness of the dry powder isolation board.
Further, the injection apparatus is mounted in the nozzle flange using the dry powder isolation board.
Further, the injection apparatus includes an external screw thread cylinder and a sprinkler head, the sprinkler head and described outer
Thread barrel is threadably secured connection.
As a kind of preferred means, the sprinkler head is structure as a whole with the dry powder isolation board.
As a kind of preferred means, the encapsulation cylinder lower ending opening is pressed with a bottom plate and is sealed.
As a kind of preferred means, the injection apparatus at least has one.
Compared with prior art, the beneficial effects of the present invention are:
1, encapsulation cylinder opening is encased by the seal bead that encapsulation cover plate edge is bent inwardly, ensure that the device
Air-tightness, synchronous press mounting is simple for process, effectively reduces production cost.
2, being arranged in a staggered manner by the second through-hole of the first through hole of flexible layer and thermal insulation layer, good airproof performance, destructor
It is interior will not be to pressure release outside encapsulation cylinder, being effectively ensured in encapsulation cylinder has enough pressure, thus more effectively by dry powder fire extinguishing agent
It sprays, improves fire-fighting efficiency.
3, male type nozzle flange is equipped with by the bottom plate of encapsulation cylinder, so that fighting nozzle is integrally not higher than the bottom of encapsulation cylinder
Plate guarantees that dry powder fire extinguishing agent mobility is more preferable, it is more efficient to spray, to improve fire-fighting efficiency.
Detailed description of the invention
Fig. 1 is a kind of positive schematic cross-sectional view of dry powder extinguishing installation of the embodiment of the present invention.
Description of symbols:
1, encapsulation cylinder；11, nozzle flange；2, encapsulation cover plate；3, destructor；31, temperature-sensitive lead；32, gas generant composition in accordance block；
33, powder charge box；331, fumarole；4, sealing device；41, flexible layer；42, thermal insulation layer；411, first lead hole；421, second draws
String holes；5, injection apparatus；51, external screw thread cylinder；52, sprinkler head；511, dry powder isolation board；521, spray-hole；6, fixed device.
Specific embodiment
For convenient for those skilled in the art understand that technical solution of the present invention, now in conjunction with Figure of description to the technology of the present invention side
Case is described further.
Attached drawing 1 shows highly preferred embodiment of the present invention, a kind of dry powder extinguishing installation, the envelope including being equipped with dry powder fire extinguishing agent
Fitted tube 1, encapsulation cover plate 2, destructor 3 and injection apparatus 5.
1 upper end opening of encapsulation cylinder, with 2 secure seal of encapsulation cover plate, secure seal mode can be using press fitting
The edge of enclosuring structure, i.e., the described encapsulation cover plate 2 is bent to form seal bead inwardly, encases the encapsulation by press fitting
The upper end opening of cylinder 1.The destructor 3 is placed in the encapsulation cylinder 1, and is mounted on the encapsulation using fixed device 6
The lower surface of cover board 2.Preferably, 1 lower end of encapsulation cylinder also uses opening form, one bottom plate secure seal of lower end, jail
Gu sealing means can be using press fitting enclosuring structure.
The destructor 3 includes temperature-sensitive lead 31, gas generant composition in accordance block 32 and powder charge box 33.The powder charge box 33 is preferably horse
Mouthful iron material matter offers several fumaroles 331 on the side wall and/or bottom wall of the powder charge box 33.The powder charge box 33 is further
With mounting flange, the mounting flange is mounted on the lower surface of the encapsulation cover plate 2 by the fixed device 6.The production
Gas medicine block 32 is placed in the powder charge box 33, and described 31 one end of temperature-sensitive lead connects the gas generant composition in accordance block 32, and the other end stretches out
The encapsulation cover plate 2.
Sealing device 4 is provided between the encapsulation cover plate 2 and the destructor 3.The sealing device 4 includes at least
One flexible layer 41.The first lead hole 411 passed through for the temperature-sensitive lead 31, the encapsulation are offered on the flexible layer 41
The through-hole passed through for the temperature-sensitive lead 31 also is provided on cover board 2.After the completion of Product Assembly of the invention, described first draws
The projection of string holes 411 and the through-hole in encapsulation cover plate plane is not overlapped, i.e., the described first lead hole 411 and the cap
Through-hole on plate 2 is arranged in a staggered manner.The set-up mode can guarantee to the sealing of 3 upper opening of destructor and to encapsulation cylinder 1
The sealing of upper opening, when 32 explosion time of gas generant composition in accordance block, explosion gas will not be sprayed from the perforation of temperature-sensitive lead 31.The flexibility
The preferably silica gel material of layer 41.
As another selectable embodiment, the sealing device 4 of the invention includes at least a flexible layer 41
With a thermal insulation layer 42, the thermal insulation layer 42 is arranged between the flexible layer 41 and the destructor 3.The thermal insulation layer 42
The heat that can prevent destructor 3 from generating burns the flexible layer 41.Further, it offers on the flexible layer 41 for institute
The first lead hole 411 that temperature-sensitive lead 31 passes through is stated, the passed through for the temperature-sensitive lead 31 is offered on the thermal insulation layer 42
Two fairleads 421.After the completion of Product Assembly of the invention, the first lead hole 411 and second fairlead 421 are being encapsulated
Projection in cover board plane is not overlapped, i.e., the described first lead hole 411 is arranged in a staggered manner with second fairlead 421.This is implemented
In mode, the through-hole of the encapsulation cover plate 2 passed through for the temperature-sensitive lead 31, projection in encapsulation cover plate plane with it is described
First lead hole 411, which can choose, not to be overlapped or overlaps.The thermal insulation layer 42 is preferably metal material.
As a kind of preferred embodiment, as shown in Figure 1, the sealing device 4 of the invention includes at least one
Flexible layer 41 and a thermal insulation layer 42 add second flexible layer between the thermal insulation layer 42 and the powder charge box 33.Institute
The hole for offering that temperature-sensitive lead 31 passes through described in work on the second flexible layer is stated, the hole and second fairlead 421 are in cap
Projection in plate plane is overlapped or is not overlapped.
The bottom of the encapsulation cylinder 1 has been wholely set nozzle flange 11, which slightly protrudes from the encapsulation cylinder 1
Bottom outside.The nozzle flange 11 is used to place dry powder isolation board 511 in the recess that the bottom of the encapsulation cylinder 1 is formed,
The dry powder isolation board 511 entreats part with the property of easy fragmentation at least in.The depth of the formed recess of nozzle flange
Degree is not less than the thickness of the dry powder isolation board 511, guarantees that dry powder fire extinguishing agent mobility is more preferable, it is more efficient to spray, thus
Improve fire-fighting efficiency.
The injection apparatus 5 is mounted in the nozzle flange 11 using the dry powder isolation board 511.The injection apparatus
5 include an external screw thread cylinder 51 and a sprinkler head 52, and one end of the sprinkler head 52 has to be cooperated with the external screw thread cylinder 51
Internal screw thread, the side wall and/or bottom wall of the other end are equipped with spray-hole 521.The sprinkler head 52 and the external screw thread cylinder 51 are logical
Cross the connection that is screwed.
The injection apparatus 5 at least has one.
Further, as a preferred embodiment of the injection apparatus 5, the sprinkler head 52 and the dry powder every
It is structure as a whole from plate 511.
Assembling process and working principle of the invention is described as follows:
External thread sleeve 51 is fixed in nozzle flange 11 by dry powder isolation board 511, and stretches out encapsulation cylinder 1 and sprinkling
First 52 are threadedly coupled, and then fill dry powder fire extinguishing agent in encapsulation cylinder 1.Next, temperature-sensitive lead 31 is successively worn from top to bottom
The first through hole 411 (and second through-hole 421 of thermal insulation layer 42) for crossing encapsulation cover plate 2 and flexible layer 41 is connected to gas generant composition in accordance block
32, after temperature-sensitive lead 31 is connect with gas generant composition in accordance block 32, by the first through hole 411 of through-hole, flexible layer 41 on encapsulation cover plate 2, every
Second through-hole 421 of thermosphere 42 is staggered, recycle fixed device 6 by flexible layer 41, thermal insulation layer 42 and powder charge box 33 from up to
Under be sequentially fixed at the lower surface of encapsulation cover plate 2, can effectively ensure that the air-tightness of 33 upper end opening of powder charge box in this way.Finally,
Encapsulation cover plate 2 is fixed in the upper end opening of encapsulation cylinder 1.
Because temperature-sensitive lead 31 has the characteristic of contact open fire or the high startup temperature of contact.When temperature-sensitive lead 31 contacts open fire
Or when contact high temperature, it will the gas generant composition in accordance block 32 in powder charge box 33 is lighted, due to the sealant 41 of wrong hole setting, encapsulation cover plate
2 and/or thermal insulation layer 42 presence so that gas generant composition in accordance block 32 generate gas completely from the fumarole on the barrel of powder charge box 33
331 come out, so that dry powder isolation board 511 be risen brokenly, and oppress the dry powder fire extinguishing agent in encapsulation cylinder 1 and spray from injection apparatus 5.
Therefore structure of the invention ensure that the functional reliability and fire-fighting efficiency of extinguishing device.
Dry powder extinguishing installation of the invention can be fixedly mounted on the place for being easy to happen fire behavior, can also be used as throwing
Body uses.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention, and any reference signs in the claims should not be construed as limiting the involved claims.
Embodiment described above only indicates that the embodiment of invention, protection scope of the present invention are not only limited to above-mentioned implementation
Example without departing from the inventive concept of the premise, can also make several deformations and change for those skilled in the art
Into these belong to the scope of the present invention.
Claims (10)
1. a kind of dry powder extinguishing installation, it is characterised in that:
Encapsulation cylinder, encapsulation cover plate, destructor and injection apparatus including being equipped with dry powder fire extinguishing agent；
The destructor is mounted on the lower surface of the encapsulation cover plate；
Sealing device is provided between the encapsulation cover plate and the destructor；
The sealing device includes at least a flexible layer；The destructor includes temperature-sensitive lead；
The first lead hole passed through for the temperature-sensitive lead is offered on the flexible layer, the encapsulation cover plate is equipped with a confession
The through-hole that the temperature-sensitive lead passes through；
After the assembly is completed, the through-hole on the first lead hole and the encapsulation cover plate is in encapsulation cover plate for the dry powder extinguishing installation
Projection in plane is not overlapped.
2. a kind of dry powder extinguishing installation, it is characterised in that:
Encapsulation cylinder, encapsulation cover plate, destructor and injection apparatus including being equipped with dry powder fire extinguishing agent；
The destructor is mounted on the lower surface of the encapsulation cover plate；
Sealing device is provided between the encapsulation cover plate and the destructor；
The sealing device includes at least a flexible layer and a thermal insulation layer；The destructor includes temperature-sensitive lead；
The first lead hole passed through for the temperature-sensitive lead is offered on the flexible layer, is offered described in confession on the thermal insulation layer
The second fairlead that temperature-sensitive lead passes through；
After the assembly is completed, the first lead hole and second fairlead are in encapsulation cover plate plane for the dry powder extinguishing installation
Projection be not overlapped.
3. a kind of dry powder extinguishing installation according to claim 1 or 2, it is characterised in that:
The edge of the encapsulation cover plate is bent to form seal bead inwardly, encases the upper end opening of the encapsulation cylinder.
4. a kind of dry powder extinguishing installation according to claim 1 or 2, it is characterised in that:
The destructor further includes powder charge box；
The powder charge box has mounting flange, and the mounting flange is mounted on the following table of the encapsulation cover plate by fixed device
Face.
5. a kind of dry powder extinguishing installation according to claim 1 or 2, it is characterised in that:
The bottom of the encapsulation cylinder has been wholely set nozzle flange, and the nozzle flange protrudes from outside the bottom of the encapsulation cylinder
Side.
6. a kind of dry powder extinguishing installation according to claim 5, it is characterised in that:
The nozzle flange is used to place dry powder isolation board, the nozzle flange institute in the recess that the bottom of the encapsulation cylinder is formed
The depth for forming recess is not less than the thickness of the dry powder isolation board.
7. a kind of dry powder extinguishing installation according to claim 6, it is characterised in that: the injection apparatus utilizes the dry powder
Isolation board is mounted in the nozzle flange.
8. a kind of dry powder extinguishing installation according to claim 7, it is characterised in that:
The injection apparatus includes an external screw thread cylinder and a sprinkler head, and the sprinkler head and the external screw thread cylinder pass through screw thread
It is fixedly connected.
9. a kind of dry powder extinguishing installation according to claim 8, it is characterised in that:
The sprinkler head is structure as a whole with the dry powder isolation board.
10. a kind of dry powder extinguishing installation according to claim 1 or 2, it is characterised in that:
The encapsulation cylinder lower ending opening is pressed with a bottom plate and is sealed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910233400.XA CN109833584A (en) | 2019-03-26 | 2019-03-26 | A kind of dry powder extinguishing installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910233400.XA CN109833584A (en) | 2019-03-26 | 2019-03-26 | A kind of dry powder extinguishing installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109833584A true CN109833584A (en) | 2019-06-04 |
Family
ID=66886413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910233400.XA Pending CN109833584A (en) | 2019-03-26 | 2019-03-26 | A kind of dry powder extinguishing installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109833584A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115671609A (en) * | 2022-10-25 | 2023-02-03 | 江苏万象汽车制造有限公司 | Electronic commodity circulation car extinguishing device |
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| CN211327936U (en) * | 2019-03-26 | 2020-08-25 | 熊国旭 | Dry powder extinguishing device |
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- 2019-03-26 CN CN201910233400.XA patent/CN109833584A/en active Pending
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|---|---|---|---|---|
| CN1588726A (en) * | 2004-06-28 | 2005-03-02 | 中国科学院力学研究所 | Underwater laminate conical extruding leading line sealing method |
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| CN201899808U (en) * | 2010-12-17 | 2011-07-20 | 刘正刚 | Automatic and manual-control transient fire extinguishing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115671609A (en) * | 2022-10-25 | 2023-02-03 | 江苏万象汽车制造有限公司 | Electronic commodity circulation car extinguishing device |
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