CN201033221Y - Dry powder fire extinguisher - Google Patents
Dry powder fire extinguisher Download PDFInfo
- Publication number
- CN201033221Y CN201033221Y CNU2007201090477U CN200720109047U CN201033221Y CN 201033221 Y CN201033221 Y CN 201033221Y CN U2007201090477 U CNU2007201090477 U CN U2007201090477U CN 200720109047 U CN200720109047 U CN 200720109047U CN 201033221 Y CN201033221 Y CN 201033221Y
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- CN
- China
- Prior art keywords
- dry powder
- end cap
- powder extinguishing
- hollow pipe
- housing
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Abstract
The utility model provides a dry powder extinguishing installation, which belongs to the technical field of machinery to resolve the problems of failure due to easy wetting, complicated structure and short service life in existing dry powder extinguishing installation. The utility model comprises a cylinder type shell body, an upper end cap and a lower end cap connected in seal to the shell body and fire extinguishing dry powder filled in the shell body. the upper end cap and the lower end cap are made of heat conducting materials; a hollow tube is positioned between the upper end cap and the lower end cap; the two ends of the hollow tube are respectively connected onto the upper end cap and lower end cap; a driving agent that can produce certain gas after heating is filled inside the hollow tube. In addition, an electric starting component is provided on the utility model; the electric starting component comprises an electric starting head, a manual switch and a power source connected in series. Therefore, the utility model has the advantages of simple structure, low cost, excellent dampproof effect, outstanding safety and reliability and extensive use.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of dry powder extinguishing installation, the type self-destroyed dry powder extinguishing installation of particularly a kind of explosion.
Background technology
At present, normally used dry powder extinguisher can be divided into two classes with regard to its dry powder spray function.The first kind is to be that housing, gases at high pressure are power with the box hat, is perforation with the nozzle, sprays the jet type dry powder fire extinguisher of dry powder with pattern; Second class is to be housing with paper, plastic body, and high-pressure gas is a power, with the explosion type dry powder extinguisher of the comprehensive spreading dry powder of outburst form.First kind jet type dry powder extinguisher structure is complicated heavy, and useful life is short, and will reprocess once one or two years.As power, combustion gas itself just causes flare or lights other combustibles second class easily, uses this series products fire extinguishing with high-pressure gas, and effect is bad.
Developed many explosion type dry powder extinguishers both at home and abroad, the humidity resistance that has is poor; The thin metal of the employing that has is the extinguishing device housing, makes the electrical equipment short circuit after the fragmentation easily, and the scope of use is little, and raw material needs import, manufacturing process complexity, the cost height of product.
Therefore, someone seeks other development route, has just solved above-mentioned problem as " a kind of portable dry powder extinguisher shell body " of Chinese patent application 91226234.6, and it is made up of cylindrical shell, upper and lower covers, trim ring, fixing collar etc., cylindrical shell adopts blank sheet of paper to stick with paste, up and down the two ends outward flanging.Upper and lower covers is that the cylindrical shell flanging is inserted respectively in the cannelure of upper and lower cover with being connected of cylindrical shell, after pushing down with trim ring, tightens up with self-tapping screw again, apply at cylinder body outer wall and touch the next protection against the tide of film processing, and the employing gunpowder is a power.Though solved protection against the tide, do not solved the high problem of product cost, the also not basic dynamical problem that solves.Adopt gunpowder, the easy damp failure of blasting fuse; As power, effect is bad with high-pressure gas in employing.Moreover the part that this patent is used is more, assembles numerous and diverse.
The utility model content
The purpose of this utility model is the above-mentioned problem that exists at existing dry powder extinguishing installation, provide a kind of simple in structure, cost is low, moisture effect good, safe and reliable, broad-spectrum dry powder extinguishing installation.
The purpose of this utility model can realize by following technical proposal: a kind of dry powder extinguishing installation, the housing that comprises tubular with the sealed at both ends upper and lower end cap that is connected of housing, in above-mentioned housing, load the dry powder of fire extinguishing usefulness, it is characterized in that, described upper and lower end cap is made by Heat Conduction Material, and between described upper and lower end cap hollow pipe is set, the two ends of this hollow pipe are connected to upper and lower end and cover, and are filled with the carminative that can produce gas after being heated in the inside of hollow pipe.
This dry powder extinguishing device is the explosion type dry powder extinguishing installation, and by housing, end cap is formed the sealed cavity that can load dry powder up and down, hollow pipe is filled with carminative.After this dry powder extinguishing device is heated, volatilize a large amount of gases after importing heat into make in the hollow pipe in the hollow pipe carminative generation chemical reaction by end cap.What adopt in the utility model is common carminative, can directly buy from market.Under normal conditions, can produce a large amount of non-combustible gas such as CO after carminative reacts
2, H
2O and N
2Deng.These gases make the hollow pipe explosion after producing, and the extruding housing splits it, make simultaneously in the housing dry powder to around eject, reach the fire extinguishing purpose.
In above-mentioned dry powder extinguishing installation, described housing is made up of outer and internal layer, and described internal layer adopts plastics to make, and the outer fire proofing that adopts is made.Outer being made by fire proofing can stop direct and fiery being damaged of contacting of internal layer.
In above-mentioned dry powder extinguishing installation, between above-mentioned skin and internal layer, be provided with the ribs of strip, this ribs and internal layer are connected as a single entity.After this dry powder extinguishing device started, internal layer was squeezed and splits, and its part of splitting is the part between ribs only, has the place of ribs can not split.
In above-mentioned dry powder extinguishing installation, the lateral surface of described end cap is provided with tubular lobes, and this projection and end cap are connected as a single entity, and the one end is sealedly connected on the end cap center and is communicated with hollow pipe, its other end sealing.This projection is protruded the lateral surface of end cap, can allow its very first time be heated, and also enlarge heating surface area, reaches the purpose of rapid startup.This projection and end cap are connected as a single entity and can effectively reach the purpose of sealing.
In above-mentioned dry powder extinguishing installation, the edge of the medial surface of described end cap is provided with draw-in groove, and the two ends of above-mentioned housing are connected in the draw-in groove, and scribbles adhesive sticker at the surfaces externally and internally of end cap.The friction tight mode that adopts housing and end cap realizes sealing.Coating adhesive sticker can be moistureproof.
In above-mentioned dry powder extinguishing installation, on above-mentioned dry powder extinguishing installation, also be provided with electric start assembly, this assembly comprises that the electricity that is cascaded starts head, hand switch and power supply, above-mentioned electricity starts head and is arranged in the hollow pipe.This dry powder extinguishing device adopts multiple Starting mode, can start this dry powder extinguishing device according to the actual needs.Behind switch closure, electricity starts head work makes carminative generation chemical reaction, thereby reaches the purpose of startup.
In above-mentioned dry powder extinguishing installation, on above-mentioned dry powder extinguishing installation, also be provided with heat-sensitive line, this heat-sensitive line one end is arranged in the hollow pipe, and the other end is in outside the end cap.Also can start this dry powder extinguishing device by heat-sensitive line, as long as temperature reaches the temperature of the requirement of heat-sensitive line.
In above-mentioned dry powder extinguishing installation, be parallel with temperature detect switch (TDS) on the described hand switch.As need adopting temperature detect switch (TDS) in the occasion that will start fire extinguishing below 70 ℃ automatically fast.
In above-mentioned dry powder extinguishing installation, warning system also in parallel on the described hand switch.When warning system detects alarm signal, will enable to start the fire extinguishing of this dry powder extinguishing device.
Compared with prior art, this dry powder extinguishing device has following advantage:
1, this dry powder extinguishing device is by housing and end cap and be arranged on up and down that the hollow pipe between the end cap constitutes up and down, and projection also is connected as a single entity with end cap, can be stamped to form, and is simple in structure, easily processing and fabricating.
2, housing and end cap adopt friction tight mode to realize sealing and scribble adhesive sticker at the surfaces externally and internally of end cap, and moisture effect is good.
3, can decomposite gas CO after the carminative heating
2, H
2O and N
2, CO
2, H
2O and N
2Be non-combustible gas, the function of dilution flame ambient oxygen is arranged after these gas blow-through are gone out, increase the effect of fire extinguishing, safe and reliable.
4, this dry powder extinguishing device adopts multiple Starting mode, electric start assembly is installed can be started this dry powder extinguishing device according to the actual needs, and the scope of application is extensive.
Description of drawings
Fig. 1 is the structural representation of this dry powder extinguishing device.
Fig. 2 is the circuit diagram of this dry powder extinguishing device electricity start assembly.
Fig. 3 is the profile of the direction of A--A among Fig. 1.
Among the figure, 1, housing; 11, skin; 12, internal layer; 13, ribs; 2, end cap; 21, draw-in groove; 3, projection; 31, stepped hole; 4, hollow pipe; 5, dry powder; 6, carminative; T, electricity start head; K, hand switch; S, temperature detect switch (TDS); L, power supply; W, warning system; Rt, heat-sensitive line.
The specific embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in figures 1 and 3, this dry powder extinguishing device, comprise housing 1, end cap 2 and hollow pipe 4 and load 1 li of housing dry powder 5, be contained in the carminative 6 of 4 li of hollow pipes.
Described housing 1 is cylindric, is made up of skin 11 and internal layer 12, and described internal layer 12 adopts plastics to make, and outer 11 adopt fire proofings to make, and internal layer and outer pressurized be easily explosion all.In use, the skin 11 reason fire proofings that directly contact with fire are made and can not be damaged.Be provided with the ribs 13 of strip between above-mentioned skin 11 and internal layer 12, this ribs 13 and internal layer 12 are arranged on uniformly on the outer surface of internal layer 12 and with internal layer 12 and are connected as a single entity.After this dry powder extinguishing device started, internal layer 12 was squeezed and splits, and its part of splitting is the part between ribs 13 only, has the place of ribs 13 can not split.
Described end cap 2 is discoid, become by the thin alloy leather of thickness less than 0.3mm, its heat conductivility is good, the edge of medial surface is provided with draw-in groove 21, the two ends of above-mentioned housing 1 are connected in the draw-in groove 21, by friction tight mode that housing 1 and end cap 2 is fixing, scribble adhesive sticker at the surfaces externally and internally of end cap 2.The lateral surface of described end cap 2 is provided with tubular lobes 3, this projection 3 is connected as a single entity with end cap 2, the one end be sealedly connected on end cap 2 centers and with housing 1 in communicate, be provided with a stepped hole 31 in the port, this step 31 just can hold hollow pipe 4 and insert, the other end sealing of projection 3.This shape of end cap 2 can be by the mode one-shot forming of punching press, and processing is simple.This projection 3 is protruded the lateral surface of end cap 2, can allow protruding 3 very first times be heated, and also enlarge heating surface area, reaches the purpose of rapid startup.End cap 2 and housing 1 connect and can form a sealed cavity, at 1 li dry powder 5 of loading fire extinguishing usefulness of housing.
Described hollow pipe 4 is a straight tube-like, is made by the plastic material of the easy explosion of pressurized, and its two ends are plugged on respectively on the stepped hole 31 of end cap 2, and hollow pipe 4 is connected with projection 3.In hollow pipe 4 and projection 3, be filled with carminative 6.Carminative in the present embodiment is common carminative, can directly buy from market.Under normal conditions, can produce a large amount of non-combustible gas such as CO after carminative reacts
2, H
2O and N
2Deng.After reaching 85 ℃～95 ℃, carminative 6 heating can decomposite a large amount of gas CO
2, H
2O and N
2These gases make hollow pipe 4 explosions after producing, and extruding housing 1 splits it, make simultaneously in the housing 1 dry powder 5 to around eject, reach the fire extinguishing purpose.And CO
2, H
2O and N
2Be non-combustible gas, the effect of dilution flame ambient oxygen is arranged after these gas blow-through are gone out, increase the effect of fire extinguishing.
As depicted in figs. 1 and 2, this dry powder extinguishing device also is provided with multiple Starting mode, can start this device according to the actual needs, increases the scope of application of this device.Be provided with electric start assembly on this dry powder extinguishing device, this assembly comprises that the electricity that is cascaded starts a T, hand switch K and power supply L, and above-mentioned electricity starts a T and is arranged in the hollow pipe 4.After hand switch K closure, electricity starts a T job makes carminative generation chemical reaction, thereby reaches the purpose of startup.Also be provided with heat-sensitive line Rt on this device, this heat-sensitive line Rt one end is arranged in the hollow pipe 4, and the other end is in outside the end cap 2.Also can start this dry powder extinguishing device by heat-sensitive line Rt, as long as temperature reaches the temperature of the requirement of heat-sensitive line Rt.Be parallel with temperature detect switch (TDS) S on the described hand switch K.Just can adopt temperature detect switch (TDS) in the occasion that will start fire extinguishing below 70 ℃ automatically fast.Described hand switch K goes up warning system W also in parallel.When warning system W detects alarm signal, will enable to start the fire extinguishing of this dry powder extinguishing device.
This dry powder extinguishing device is the explosion type dry powder extinguishing installation, after this dry powder extinguishing device is heated, imports heat into make in the hollow pipe 4 in the hollow pipe 4 carminative 6 by end cap 2 and takes place to volatilize a large amount of gases behind the chemical reaction.These gases make hollow pipe 4 explosions after producing, and extruding housing 1 splits it, make simultaneously in the housing 1 dry powder 5 to around eject, reach the fire extinguishing purpose.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used housing 1, end cap 2, draw-in groove 21, projection 3, stepped hole 31, hollow pipe 4, dry powder 5, carminative 6, electricity to start a T, temperature detect switch (TDS) K, terms such as power supply L, warning system W morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (9)
1. dry powder extinguishing installation, the housing (1) that comprises tubular with the sealed at both ends upper and lower end cap (2) that is connected of housing (1), in above-mentioned housing (1), load the dry powder (5) of fire extinguishing usefulness, it is characterized in that, described upper and lower end cap (2) is made by Heat Conduction Material, hollow pipe (4) is set between the described upper and lower end cap (2), the two ends of this hollow pipe (4) are connected on the upper and lower end cap (2), are filled with the carminative (6) that can produce gas after being heated in the inside of hollow pipe (4).
2. dry powder extinguishing installation according to claim 1 is characterized in that, described housing (1) is made up of outer (11) and internal layer (12), and described internal layer (12) adopts plastics to make, and outer (11) adopt fire proofing to make.
3. dry powder extinguishing installation according to claim 2 is characterized in that, is provided with the ribs (13) of strip between above-mentioned skin (11) and internal layer (12), and this ribs (13) is connected as a single entity with internal layer (12).
4. according to claim 1 or 2 or 3 described dry powder extinguishing installations, it is characterized in that, the lateral surface of described end cap (2) is provided with tubular lobes (3), this projection (3) is connected as a single entity with end cap (2), the one end is sealedly connected on end cap (2) center and is communicated with hollow pipe (4), its other end sealing.
5. dry powder extinguishing installation according to claim 4, it is characterized in that, the edge of the medial surface of described end cap (2) is provided with draw-in groove (21), and the two ends of above-mentioned housing (1) are connected in the draw-in groove (21), and scribbles adhesive sticker at the surfaces externally and internally of end cap (2).
6. according to claim 1 or 2 or 3 or 5 described dry powder extinguishing installations, it is characterized in that, also be provided with electric start assembly on described dry powder (5) extinguishing device, this assembly comprises that the electricity that is cascaded starts a T, hand switch K and power supply L, and above-mentioned electricity starts a T and is arranged in the hollow pipe (4).
7. dry powder extinguishing installation according to claim 6 is characterized in that, also is provided with heat-sensitive line Rt on described dry powder (5) extinguishing device, and this heat-sensitive line Rt one end is arranged in the hollow pipe (4), and the other end is in outside the end cap (2).
8. dry powder extinguishing installation according to claim 7 is characterized in that, is parallel with temperature detect switch (TDS) S on the described hand switch K.
9. according to claim 7 or 8 described dry powder extinguishing installations, it is characterized in that described hand switch K goes up warning system W also in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201090477U CN201033221Y (en) | 2007-05-10 | 2007-05-10 | Dry powder fire extinguisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201090477U CN201033221Y (en) | 2007-05-10 | 2007-05-10 | Dry powder fire extinguisher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201033221Y true CN201033221Y (en) | 2008-03-12 |
Family
ID=39194114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201090477U Expired - Fee Related CN201033221Y (en) | 2007-05-10 | 2007-05-10 | Dry powder fire extinguisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201033221Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101049531B (en) * | 2007-05-10 | 2012-09-05 | 吴思德 | Fire extinguishing apparatus of dry powder |
| CN102793994A (en) * | 2012-08-02 | 2012-11-28 | 安徽长远绿色能源有限公司 | Automatic control device with explosive fire-extinguishing and power-control functions |
-
2007
- 2007-05-10 CN CNU2007201090477U patent/CN201033221Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101049531B (en) * | 2007-05-10 | 2012-09-05 | 吴思德 | Fire extinguishing apparatus of dry powder |
| CN102793994A (en) * | 2012-08-02 | 2012-11-28 | 安徽长远绿色能源有限公司 | Automatic control device with explosive fire-extinguishing and power-control functions |
| CN102793994B (en) * | 2012-08-02 | 2014-12-10 | 安徽长远绿色能源有限公司 | Automatic control device with explosive fire-extinguishing and power-control functions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CAI CONGNV Free format text: FORMER OWNER: CAI CONGNV; PATENTEE Effective date: 20080425 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080425 Address after: Zhejiang Truman town Yuhuan County Tian Ao Cun Peng Zhai, zip code: 317605 Patentee after: Cai Congnv Address before: Zhejiang Truman town Yuhuan County Tian Ao Cun Peng Zhai, zip code: 317605 Co-patentee before: Li Linxi Patentee before: Cai smart girl Co-patentee before: Xing Lu |
|
| ASS | Succession or assignment of patent right |
Owner name: WU SIDE Free format text: FORMER OWNER: CAI CONGNV Effective date: 20080620 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080620 Address after: Zhejiang province Yuhuan County City Industrial Zone Yuhuan Longzhong locomotive parts Co. Ltd, zip code: 317605 Patentee after: Wu Side Address before: Zhejiang Truman town Yuhuan County Tian Ao Cun Peng Zhai, zip code: 317605 Patentee before: Cai Congnv |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080312 Termination date: 20110510 |