CN105920767A - Rotary type fire extinguishing agent nozzle - Google Patents
Rotary type fire extinguishing agent nozzle Download PDFInfo
- Publication number
- CN105920767A CN105920767A CN201610415239.4A CN201610415239A CN105920767A CN 105920767 A CN105920767 A CN 105920767A CN 201610415239 A CN201610415239 A CN 201610415239A CN 105920767 A CN105920767 A CN 105920767A
- Authority
- CN
- China
- Prior art keywords
- spray cap
- rotary
- extinguishing chemical
- shower nozzle
- union joint
- 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
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/03—Nozzles specially adapted for fire-extinguishing adjustable, e.g. from spray to jet or vice versa
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/05—Nozzles specially adapted for fire-extinguishing with two or more outlets
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Nozzles (AREA)
Abstract
The invention provides a rotary type fire extinguishing agent nozzle. The nozzle comprises a connector, a rotary body and a nozzle cap. The connector is of a cylindrical structure. The rotary body is arranged in the connector. One end of the rotary body is fixedly connected with the nozzle cap directly or indirectly. A plurality of spraying holes are formed in the surface of the nozzle cap. The rotary type fire extinguishing agent nozzle can increase the shield thickness of a dry powder fire extinguishing agent and enlarge the spraying distance of the dry powder fire extinguishing agent, so that the covering area of the dry powder fire extinguishing agent is enlarged, and the fire extinguishing effect of the dry powder fire extinguishing agent is improved.
Description
Technical field
The invention belongs to fire-fighting equipment field, be specifically related to a kind of rotary extinguishing chemical shower nozzle.
Background technology
The shower nozzle of superfine dry powder fire-distinguishing system all uses the stationary nozzle with flute profile spray orifice at present, and dry powder goes out
Fire agent by diffusion and fills the air fire extinguishing, due to the chi of grooved spray orifice by its ultra-fine dry powder microgranule after spurting
Very little restriction, less from the thickness of the ultra-fine dry powder barrier of flute profile spray orifice ejection, and owing to driving air-flow
Weakening, ultra-fine dry powder just starts slowly to decline after ejection one segment distance, makes the coverage rate of powder extinguishing agent
Amass and spurt distance and be affected.
It is therefore proposed that a kind of barrier thickness increasing powder extinguishing agent and the injection of raising powder extinguishing agent
The rotary extinguishing chemical shower nozzle of distance just seems the most necessary.
Summary of the invention
For solving problem above, the present invention proposes a kind of rotary extinguishing chemical shower nozzle, including: union joint,
Rotary body and spray cap, described union joint is tubular structure, is provided with rotary body in described union joint, described
One end of rotary body is directly fixing with described spray cap to be connected or the most fixing connection, and the surface of described spray cap sets
It is equipped with multiple spray orifice.
According to the rotary extinguishing chemical shower nozzle of the present invention, one end of union joint is connected with extinguishing chemical pipeline, goes out
When fire agent is by union joint, its internal rotary body can be promoted to rotate, rotary body also can rotate with spray cap,
The extinguishing chemical of the multiple spray orifices ejection being distributed on spray cap can form multilamellar umbrella extinguishing chemical barrier, is equivalent to
Improve barrier thickness, meanwhile, extinguishing chemical can be increased by centrifugal action when the spray cap ejection rotated
Add jet length, be equivalent to improve the jet length of extinguishing chemical.
It addition, the rotary extinguishing chemical shower nozzle in above-described embodiment of present invention offer can also have as follows
Additional technical feature:
As preferably, the medial wall matched in clearance of described rotary body and described union joint, described rotary body
Surface configuration have helicla flute.
According to the medial wall matched in clearance of the rotary extinguishing chemical shower nozzle of the present invention, rotary body and union joint,
Rotary body can be made to rotate in union joint, when driving the helicla flute that gas and extinguishing chemical pass through rotary body surface
Body opposite direction rotation towards spiral fluted rotation direction can be rotated, and rotary body synchronizes to drive spray cap to rotate, from
The extinguishing chemical of the spray orifice injection on spray cap thus obtains the centrifugal force rotated so that it is jet length is increased.
As preferably, one end of described rotary body is provided with connecting rod, the end of described connecting rod and described spray
Cap is fixing to be connected.
According to the rotary extinguishing chemical shower nozzle of the present invention, the end of connecting rod has screw, and spray cap passes through screw
The end being fixed on connecting rod is coordinated with screw.
As preferably, one end of the medial wall of described union joint is provided with ring-shaped step, and the other end is arranged
Have annular slot, in described annular slot, be equipped with back-up ring, described rotation position in described ring-shaped step with
Between described back-up ring.
According to the rotary extinguishing chemical shower nozzle of the present invention, rotary body is limited between ring-shaped step and back-up ring,
Make rotary body free to rotate, will not be affected by extinguishing chemical, before back-up ring is removed, rotary body
Can not take out in union joint.
As preferably, the end of described connecting rod is stretched out outside the port of described union joint, the end of described connecting rod
Portion is connected with the medial wall of described spray cap, and the edge of the opening of described spray cap stretches to described union joint.
According to the rotary extinguishing chemical shower nozzle of the present invention, connecting rod stretches out outside the port of union joint, makes on spray cap
The distribution of spray orifice will not be affected by union joint, connecting rod is connected to spray the bottom of the inner side of cap, sprays cap
The edge of opening just to union joint, in so the extinguishing chemical from union joint ejection can be directly entered spray cap,
And finally eject from spray orifice.
As preferably, described union joint is provided with flange towards the end of described spray cap opening, described in turn over
The diameter at the edge on limit is more than the diameter of the opening of described spray cap.
According to the rotary extinguishing chemical shower nozzle of the present invention, flange becomes plane or horn shape, can block from spray
The extinguishing chemical that the opening of cap recoils out, can save the seal approach preventing extinguishing chemical from revealing, simplify shower nozzle
Structure.
As preferably, each described spray orifice tilts towards the rightabout of the opening of described spray cap.
According to the rotary extinguishing chemical shower nozzle of the present invention, spray orifice tilts to the rightabout of the opening of spray cap,
Extinguishing chemical can radially spread when spray orifice sprays, increases fire extinguishing scope with this.
As preferably, described spray orifice arranges on the sidewall of described spray cap in the shape of a spiral.
According to the rotary extinguishing chemical shower nozzle of the present invention, spray orifice arranges on the sidewall of spray cap in the shape of a spiral,
Spray orifice is made to have distribution on the axial and circumferential of spray cap, when spraying cap and rotating, from the fire extinguishing of spray orifice ejection
Agent can form multilayered barrier uniformly and equidistantly, is equivalent to add the barrier thickness of extinguishing chemical.
As preferably, described spray cap semicircular in shape or half elliptic.
According to the rotary extinguishing chemical shower nozzle of the present invention, spray cap can be selected for semicircle or half elliptic eggshell
Shape, offers spray orifice with drill bit on spray cap, and drill bit only need to be kept vertical with the contact site of spray cap,
The spray orifice got towards can the most radially.
As preferably, described spray cap is cylinder, and described spray orifice is arranged on the sidewall of described spray cap.
According to the rotary extinguishing chemical shower nozzle of the present invention, spray cap can be cylindrical, and spray orifice can be at cylinder
Arrange in multi-layer helical on the sidewall of shape spray cap, be conducive to increasing the number of plies of the barrier that extinguishing chemical is formed.
Accompanying drawing explanation
With specific embodiment, the present invention is described in further details below in conjunction with the accompanying drawings.
Fig. 1 is the complete section structural representation of the rotary extinguishing chemical shower nozzle of the present invention.
In above figure: 1 union joint；101 flange；2 rotary bodies；201 helicla flutes；3 spray caps；
301 spray orifices；4 connecting rods；5 back-up rings；6 screws.
Specific embodiment
With reference to Fig. 1, the present invention proposes a kind of rotary extinguishing chemical shower nozzle, including union joint 1, rotary body 2
With spray cap 3, described union joint 1 is tubular structure, is provided with rotary body 2 in described union joint 1, described
One end of rotary body 2 is directly fixing with described spray cap 3 to be connected or the most fixing connection, described spray cap 3
Surface configuration has multiple spray orifice 301.
In the embodiment above, one end of union joint 1 is connected with the afflux pipeline of dry powder extinguisher, sweeps along
When the driving gas having ultra-fine dry powder extinguishing agent passes through union joint 1, its internal rotary body 2 can be promoted to revolve
Turning, rotary body 2 also can rotate with spray cap 3, multiple spray orifices 301 ejection being distributed on spray cap 3
Powder extinguishing agent can form multilamellar umbrella extinguishing chemical barrier, is equivalent to improve barrier thickness, meanwhile, dry
Powder extinguishing chemical can be increased jet length when the spray cap 3 rotated sprays by centrifugal action, is equivalent to
Improve the jet length of powder extinguishing agent.
It addition, the rotary extinguishing chemical shower nozzle in above-described embodiment of present invention offer can also have as follows
Additional technical feature:
With reference to Fig. 1, according to one embodiment of present invention, described rotary body 2 is interior with described union joint 1
Sidewall spacers coordinates, and the surface configuration of described rotary body 2 has helicla flute 201.
In the embodiment above, rotary body 2 and the medial wall matched in clearance of union joint 1, rotary body 2 can be made
Rotating in union joint 1, the surface configuration of rotary body 2 has one or more helicla flute 201, drives gas
Pass through with powder extinguishing agent body 2 to be rotated towards helicla flute 201 during the helicla flute 201 on rotary body 2 surface
Rotation direction opposite direction rotate, rotary body 2 synchronize drive spray cap 3 rotate, from spray cap 3 spray orifice 301
The powder extinguishing agent of injection thus obtains the centrifugal force rotated so that it is jet length is increased.
According to one embodiment of present invention, one end of described rotary body 2 is provided with connecting rod 4, described connecting rod
The end of 4 is fixing with described spray cap 3 to be connected.
In the embodiment above, the end of connecting rod 4 has screw, and spray cap 3 is joined with screw by screw 6
Close the end being fixed on connecting rod 4, certainly, it is possible to adopt and in other ways spray cap 3 is fixed on connecting rod 4
End, such as welds or rivets.
According to one embodiment of present invention, one end of the medial wall of described union joint 1 is provided with annular table
Rank, the other end is provided with annular slot, is equipped with back-up ring 5, described rotary body 2 in described annular slot
Between described ring-shaped step and described back-up ring 5.
In the embodiment above, rotary body 2 is limited between ring-shaped step and back-up ring 5, makes rotary body 2
Free to rotate, in addition there is no other parts, make the assembling between rotary body 2 and union joint 1
Structure is simplified most, therefore, it is difficult to clogging by powder extinguishing agent or block, it is removed it at back-up ring 5
Before, rotary body 2 can not take out in union joint 1.
According to one embodiment of present invention, the port of described union joint 1 is stretched out in the end of described connecting rod 4
Outward, the end of described connecting rod 4 is connected with the medial wall of described spray cap 3, the limit of the opening of described spray cap 3
Along stretching to described union joint 1.
In the embodiment above, connecting rod 4 stretches out outside the port of union joint 1, makes the spray orifice 301 on spray cap 3
Distribution will not be affected by union joint 1, connecting rod 4 is connected to spray the bottom of inner side of cap 3, sprays cap 3
The edge of opening just to union joint 1, so powder extinguishing agent from union joint 1 ejection can be directly entered spray
In cap 3, and finally eject from spray orifice 301.
According to one embodiment of present invention, described union joint 1 sets towards the end of described spray cap 3 opening
Being equipped with flange 101, the diameter at the edge of described flange 101 is more than the diameter of the opening of described spray cap 3.
In the embodiment above, flange 101 in plane or horn shape, can block the opening from spray cap 3
The powder extinguishing agent recoiled out, can save the seal approach preventing powder extinguishing agent from revealing, simplify shower nozzle
Structure.
According to one embodiment of present invention, each described spray orifice 301 is towards the phase of the opening of described spray cap 3
Opposite direction tilts.
In the embodiment above, spray orifice 301 tilts to the rightabout of the opening of spray cap 3, dry-chemical fire extinguishing
Agent can radially be spread when spray orifice 301 sprays, increases the fire extinguishing scope of powder extinguishing agent with this.
According to one embodiment of present invention, described spray orifice 301 on the sidewall of described spray cap 3 helically
Shape arranges.
In the embodiment above, spray orifice 301 arranges on the sidewall of spray cap 3 in the shape of a spiral, makes spray orifice 301
The axial and circumferential of spray cap 3 there is distribution, when spraying cap 3 and rotating, from doing of spray orifice 301 ejection
Powder extinguishing chemical can form multilayered barrier uniformly and equidistantly, is equivalent to add the barrier thickness of powder extinguishing agent.
According to one embodiment of present invention, described spray cap 3 semicircular in shape or half elliptic.
In the embodiment above, spray cap 3 can be selected for semicircle or half elliptic eggshell shape, uses drill bit
Spray orifice 301 offered by spray cap 3, drill bit only need to be kept vertical with the contact site of spray cap 3, get
Spray orifice 301 towards can the most radially.
According to one embodiment of present invention, described spray cap 3 is in cylinder, and described spray orifice 301 is arranged on
On the sidewall of described spray cap 3.
In the embodiment above, spray cap 3 can be cylindrical, and spray orifice 301 can spray cap 3 in cylinder
Sidewall on arrange in multi-layer helical, be conducive to increasing the number of plies of barrier that powder extinguishing agent is formed.
Obviously, those skilled in the art can carry out various change and modification without deviating from this to the present invention
The spirit and scope of invention.So, if these amendments of the present invention and modification belong to right of the present invention and want
Ask and within the scope of equivalent technologies, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. a rotary extinguishing chemical shower nozzle, it is characterised in that including: union joint (1), rotary body (2)
With spray cap (3), described union joint (1) is tubular structure, and described union joint is provided with rotation in (1)
Body (2), one end of described rotary body (2) is the most fixing with described spray cap (3) to be connected or indirectly fixes
Connecting, the surface configuration of described spray cap (3) has multiple spray orifice (301).
Rotary extinguishing chemical shower nozzle the most according to claim 1, it is characterised in that described rotary body
(2) with the medial wall matched in clearance of described union joint (1), the surface configuration of described rotary body (2) has
Helicla flute (201).
Rotary extinguishing chemical shower nozzle the most according to claim 2, it is characterised in that described rotary body
(2) one end is provided with connecting rod (4), and the end of described connecting rod (4) is fixing with described spray cap (3) even
Connect.
Rotary extinguishing chemical shower nozzle the most according to claim 3, it is characterised in that described union joint
(1) one end of medial wall is provided with ring-shaped step, and the other end is provided with annular slot, described annular snap
Being equipped with back-up ring (5) in groove, described rotary body (2) is positioned at described ring-shaped step and described back-up ring (5)
Between.
Rotary extinguishing chemical shower nozzle the most according to claim 4, it is characterised in that described connecting rod (4)
End stretch out outside the port of described union joint (1), the end of described connecting rod (4) and described spray cap (3)
Medial wall connect, the edge of the opening of described spray cap (3) stretches to described union joint (1).
Rotary extinguishing chemical shower nozzle the most according to claim 5, it is characterised in that described union joint
(1) end towards described spray cap (3) opening is provided with flange (101), described flange (101)
The diameter at edge is more than the diameter of the opening of described spray cap (3).
Rotary extinguishing chemical shower nozzle the most according to any one of claim 1 to 6, it is characterised in that
Each described spray orifice (301) tilts towards the rightabout of the opening of described spray cap (3).
Rotary extinguishing chemical shower nozzle the most according to claim 7, it is characterised in that described spray orifice
(301) arrange in the shape of a spiral on described spray cap (3).
Rotary extinguishing chemical shower nozzle the most according to claim 8, it is characterised in that described spray cap (3)
Semicircular in shape or half elliptic.
Rotary extinguishing chemical shower nozzle the most according to claim 8, it is characterised in that described spray cap (3)
In cylinder, described spray orifice (301) is arranged on the sidewall of described spray cap (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610415239.4A CN105920767A (en) | 2016-06-13 | 2016-06-13 | Rotary type fire extinguishing agent nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610415239.4A CN105920767A (en) | 2016-06-13 | 2016-06-13 | Rotary type fire extinguishing agent nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105920767A true CN105920767A (en) | 2016-09-07 |
Family
ID=56832676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610415239.4A Pending CN105920767A (en) | 2016-06-13 | 2016-06-13 | Rotary type fire extinguishing agent nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105920767A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106938129A (en) * | 2017-04-18 | 2017-07-11 | 西安新竹防务科技有限公司 | Centrifugal superfine dry powder extinguishing installation |
| CN112108274A (en) * | 2019-06-21 | 2020-12-22 | 工程与工业解决方案集团有限公司 | Improved pick-up flush sprayer for shear cylinder |
| CN113027307A (en) * | 2021-02-22 | 2021-06-25 | 王立营 | Push-pull type aluminum alloy door with fireproof performance |
| CN113181583A (en) * | 2021-05-14 | 2021-07-30 | 安华消防新材料科技（江苏）有限公司 | Shower nozzle mechanism and light-duty extinguishing device of aerogel backpack |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106938129A (en) * | 2017-04-18 | 2017-07-11 | 西安新竹防务科技有限公司 | Centrifugal superfine dry powder extinguishing installation |
| CN112108274A (en) * | 2019-06-21 | 2020-12-22 | 工程与工业解决方案集团有限公司 | Improved pick-up flush sprayer for shear cylinder |
| CN113027307A (en) * | 2021-02-22 | 2021-06-25 | 王立营 | Push-pull type aluminum alloy door with fireproof performance |
| CN113027307B (en) * | 2021-02-22 | 2022-07-12 | 平江天正铝业科技有限公司 | Push-pull type aluminum alloy door with fireproof performance |
| CN113181583A (en) * | 2021-05-14 | 2021-07-30 | 安华消防新材料科技（江苏）有限公司 | Shower nozzle mechanism and light-duty extinguishing device of aerogel backpack |
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| AD01 | Patent right deemed abandoned | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20220715 |