CN104014438B - Spray nozzle device - Google Patents

Spray nozzle device Download PDF

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Publication number
CN104014438B
CN104014438B CN201310442264.8A CN201310442264A CN104014438B CN 104014438 B CN104014438 B CN 104014438B CN 201310442264 A CN201310442264 A CN 201310442264A CN 104014438 B CN104014438 B CN 104014438B
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CN
China
Prior art keywords
nozzle
spray
matrix
swivel nozzle
swivel
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Application number
CN201310442264.8A
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Chinese (zh)
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CN104014438A (en
Inventor
楠伸治
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Ksk Of Co Ltd
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Ksk Of Co Ltd
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Publication of CN104014438A publication Critical patent/CN104014438A/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • B05B1/08—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape of pulsating nature, e.g. delivering liquid in successive separate quantities ; Fluidic oscillators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
    • B05B15/65—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits
    • B05B15/652—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits whereby the jet can be oriented
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
    • B05B15/68—Arrangements for adjusting the position of spray heads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
    • B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
    • B05B3/025—Rotational joints
    • B05B3/026—Rotational joints the fluid passing axially from one joint element to another

Abstract

The present invention provides a kind of nozzle for fire-fighting device, comprising: be formed with the columned matrix of water sucking mouth and 4 spray-holes, inserting in spray-hole and the swivel nozzle of the hollow prominent to water spray side and to rotate the rotating ring of cylindrical shape that mode freely covers the outside of matrix rotating mode freely.The rotating shaft of the swivel nozzle being arranged in matrix tilts towards water spray side and the radial outside towards spray nozzle device, and the base portion at the swivel nozzle prominent to water spray side from spray-hole is provided with gear.And, the axle of the nozzle bore comparing the leading section of the gear swivel nozzle prominent to water spray side tilts relative to the base portion of swivel nozzle.And, the inner peripheral surface at the rotating ring in the face of gear is formed with the ring gear that the gear of the base portion with swivel nozzle engages.The nozzle device structure of the present invention is simple, and jet angle easily changes.By the rotation as the rotating ring controlling parts, it is possible to regulate spray field, it is possible to be smoothed out the extinguishing operation of the scope of range.

Description

Spray nozzle device
Technical field
The present invention relates to spray nozzle device.More specifically, relate to the liquid such as injection water and the angle continually varying spray nozzle device of injection liquid can be made.
Background technology
Spray nozzle device as the injection liquid such as water, it is known to single port and spray as the crow flies water one hole nozzle, by multiple fine holes be shower shape or spray form spray the shower type nozzle (ShowerNozzle) of water.
One hole nozzle, for distance injection, because pressure more by force and also has destructive power and is widely used, but cannot be carried out the injection of range.On the other hand, shower type nozzle is used for spreading injection, it is possible to carry out the injection having range, presses more weak and is used for hair washing or gardening, but range is shorter.
Even one hole nozzle, there is also the nozzle that by the turnover of the pin of jet central authorities, spray regime can be switched to the states such as vaporific, diffusion type, shower shape, jet flow shape.This nozzle has one hole nozzle and the respective feature of shower type nozzle, the injection of long-range and close limit can be carried out when for jet flow shape, short range can be carried out when for vaporific, diffusion type, shower shape and have the injection of range, but cannot be carried out long-range and have the injection of range.
But, as one of the main uses of spray nozzle device, it is possible to enumerate its use in extinguishing operation.In the fighting nozzle used in extinguishing operation, in order to ensure the safety of the people carrying out fire-fighting operation, adopt the one hole nozzle being suitable to distally spray water.When using one hole nozzle to spray water, exist because pressure more by force and also has destructive power and can get rid of the advantage that some barriers carry out putting out a fire.But, use one hole nozzle to cannot be carried out the water spray of range.Therefore, when needing to carry out the area put out a fire and being bigger, it is necessary to what fighting nozzle was suitably changed on limit carries out extinguishing operation towards limit, so that the burden carrying out the people of extinguishing operation increases, fire extinguishing required time also extends.
Accordingly, as the nozzle that can distally spray water and also can ensure that water spray area, develop a kind of by from having that angled multiple nozzles spray the liquid such as water and have wider spray regime and that middle and long distance range can be obtained many mouthfuls of nozzles.
In Japanese Unexamined Patent Publication 2009-291699 publication (patent documentation 1), describe the fire extinguishing spray nozzle device with multiple nozzle barrel.The fire extinguishing spray nozzle device recorded in patent documentation 1, adopts being provided around towards front end the structure of circumferential nozzle cylinder that tilts along the direction away from central nozzle cylinder at central nozzle cylinder.Therefore, compared with one hole nozzle, it is possible to carry out greater area of fire extinguishing.
But, in the fire extinguishing spray nozzle device that patent documentation 1 is recorded, owing to the inclination angle of circumferential nozzle cylinder is fixed, so jet angle is fixed, thus making water spray area change accordingly with the area to carry out putting out a fire while the position that carries out extinguishing operation cannot not be changed.Accordingly, it has been required to the many mouthfuls of nozzles that jet angle changes can be made.
Therefore, in Japanese Unexamined Patent Publication 2012-135460 publication (patent documentation 2), motion has the fire extinguishing spray nozzle device (Fig. 5 with reference to patent documentation 2) of the tilt angle varied of a kind of circumferential nozzle that can make many mouthfuls of nozzles of composition.
The fire extinguishing recorded at patent documentation 2 with in spray nozzle device, in the front end of the motionless branched pipe mutually towards water spray side with the angle opened, has the circumferential nozzle of 2 level structures linked in a free rotating way by movable sparge pipe by metal joint.And, by making angular adjustment axle move in the axial direction, and make movable sparge pipe be supported on the change in location of angular adjustment axle, make the tilt angle varied of movable sparge pipe, wherein, angular adjustment axle supports movable sparge pipe in the way of the rotation with the ring portion of angular adjustment apparatus interlocks from outside.
Prior art literature
Patent documentation 1: Japanese Unexamined Patent Publication 2009-291699 publication
Patent documentation 2: Japanese Unexamined Patent Publication 2012-135460 publication
Summary of the invention
The problem that invention to solve
But, the fire extinguishing spray nozzle device recorded in patent documentation 2, it is necessary to movable sparge pipe is linked with motionless branched pipe in a free rotating way with metal joint (JointFitting), it is typically considered to because structure is complicated relatively costly.Additionally, for the angle changing movable sparge pipe, it is necessary to by making the ring portion of angle regulator rotate along the screw of trunk, and make the angular adjustment axle supporting movable sparge pipe from outside move in the axial direction.And, in patent documentation 2, record the content (paragraph [0018] with reference to patent documentation 2) needing stronger power in order to make the ring portion of angle regulator rotate.
Although what not being explicitly indicated as adopt the reason rotating the structure needing stronger power of ring portion of angle regulator, work this reason with the direction of water spray side opposite side it is generally recognised that be because the hydraulic pressure putting on movable sparge pipe along angle regulator is pushed to.Thus, this is because for the structure that easily rotates of the ring portion with regard to angle regulator can be made, there is ring portion and rotate the probability of the Angulation changes making movable sparge pipe because of hydraulic pressure.
Patent documentation 2 record fire extinguishing with in spray nozzle device, owing to needing to make the ring portion of angular adjustment apparatus rotate with stronger power to change water spray angle as described above, so it has been generally acknowledged that extinguishing operation person is bigger burden by change water spray angle during extinguishing operation.
Therefore, the problem that the invention solves the problems that is to provide a kind of spray nozzle device that can change jet angle, simple in construction and easily change jet angle.
For solving the means of problem
In order to solve above-mentioned problem, present inventor conducts in-depth research, result is the spray nozzle device contemplating and having the structure that the nozzle bore making leading section rotates relative to multiple nozzles that rotating shaft tilts, and is used as simple in construction and easily changes the spray nozzle device of jet angle.Therefore, the spray nozzle device that the present invention relates to adopts following means.
First, the spray nozzle device of a first aspect of the present invention, its injection liquid such as water, including matrix, it is formed with the supply mouth receiving liquid supply and connects with this supply mouth and the spray-hole of at liquid more than 2 of ejection side opening；Swivel nozzle, it is more than 2, is arranged in this matrix accordingly with this spray-hole, and is locked on this matrix to rotate mode freely；And control parts, it controls the rotation of this swivel nozzle,
It is formed with the nozzle bore that the liquid of the spray-hole by flowing into above-mentioned matrix sprays to the ejection side of spray nozzle device at above-mentioned swivel nozzle,
The axle in the said nozzle hole of the leading section of the ejection side of above-mentioned swivel nozzle tilts relative to the rotating shaft of this swivel nozzle,
Between above-mentioned control parts and above-mentioned swivel nozzle, there is the rotation control mechanism making this swivel nozzle rotate by the operation of these control parts.
According to this first aspect, be manipulated by parts, it is possible to utilize the effect of rotation control mechanism make multiple swivel nozzle rotate the leading section changing swivel nozzle nozzle bore towards, it is possible to change the injection direction of liquid sprayed from each swivel nozzle.
And, along with the injection direction of the liquid sprayed from each swivel nozzle changes, the relative direction of the liquid sprayed from each swivel nozzle changes, therefore, it is possible to make the liquid jet angle of spray nozzle device change.
It is additionally, since the change of jet angle to be manipulated by parts and make swivel nozzle rotate to realize, it is possible to change jet angle with simple structure.
In addition, due to change in the front end of swivel nozzle towards the pressure of liquid play the effect released by swivel nozzle to the axial ejection side of swivel nozzle, so bearing the pressure of liquid in the direction of rotation of the swivel nozzle being substantially orthogonal with above-mentioned direction hardly.Therefore, for making the operation controlling parts that swivel nozzle rotates bear the pressure of liquid hardly, even if so the pressure of liquid is significantly high, it is also possible to control parts with less power operation and make the jet angle of liquid easily change.
Then, a second aspect of the present invention is the spray nozzle device that above-mentioned first aspect relates to, and wherein, has the rotating ring of tubular as above-mentioned control parts, and this rotating ring covers the peripheral part of above-mentioned matrix to rotate mode freely,
Above-mentioned swivel nozzle is inserted in above-mentioned spray-hole, is arranged in above-mentioned matrix with the state that the ejection side to liquid is prominent,
Above-mentioned swivel nozzle is locked on this matrix in the inner side of above-mentioned matrix to rotate mode freely, and it is locked on the outside of this matrix in the ejection side of the liquid of this matrix to rotate mode freely from the protuberance of above-mentioned spray-hole this swivel nozzle prominent to the ejection side of liquid
Between inner peripheral surface at above-mentioned rotating ring and the protuberance of the above-mentioned swivel nozzle in the face of this inner peripheral surface, there is the rotation control mechanism that the rotation process by this rotating ring makes this swivel nozzle rotate.
According to this second aspect, rotate operation to as the rotating ring controlling parts, make multiple swivel nozzle rotate by rotation control mechanism, thus enable that the liquid jet angle change of spray nozzle device.
The change being additionally, since jet angle is that the rotation process by rotating ring makes swivel nozzle rotation realize, it is possible to change jet angle with simple structure.
Then, a third aspect of the present invention is the spray nozzle device that above-mentioned first aspect relates to, and wherein, above-mentioned matrix includes being formed with the matrix host of above-mentioned spray-hole and above-mentioned supply mouth and being formed for the lid in the hole that above-mentioned swivel nozzle is inserted,
Ejection side at matrix is configured with graduated disc and is used as above-mentioned control parts,
Above-mentioned spray-hole is protrudedly formed to the ejection side of above-mentioned matrix host along with cylindric side of sidewall portion,
Above-mentioned swivel nozzle is arranged in above-mentioned matrix host with the state that the side of sidewall portion of above-mentioned spray-hole is inserted in the nozzle bore of this swivel nozzle,
Above-mentioned swivel nozzle is prominent to the ejection side of above-mentioned matrix in the hole of above-mentioned lid from being formed,
The end of the above-mentioned matrix side of above-mentioned swivel nozzle is sandwiched in be fixed between the above-mentioned lid of above-mentioned matrix host and this matrix host, and this swivel nozzle is locked on this matrix to rotate mode freely,
Between above-mentioned graduated disc and the protuberance highlighted from above-mentioned lid of above-mentioned swivel nozzle, there is the rotation control mechanism that the rotation process by this graduated disc makes this swivel nozzle rotate.
According to this third aspect, rotate operation to as the graduated disc controlling parts, make multiple swivel nozzle rotate by rotation control mechanism, thus enable that the liquid jet angle change of spray nozzle device.
The change being additionally, since jet angle is that the rotation process by graduated disc makes swivel nozzle rotation realize, it is possible to change jet angle with simple structure.
Then, a fourth aspect of the present invention is the spray nozzle device that above-mentioned first aspect relates to, and wherein, above-mentioned matrix includes being formed with the matrix host of above-mentioned spray-hole and above-mentioned supply mouth and being formed with the lid in the hole making above-mentioned swivel nozzle insert,
Peripheral part at above-mentioned matrix is configured with bar and is used as above-mentioned control parts,
Above-mentioned swivel nozzle is arranged in above-mentioned matrix host when the end of above-mentioned matrix host side is inserted in above-mentioned spray-hole,
The leading section of above-mentioned swivel nozzle is prominent to the ejection side of above-mentioned matrix in the hole of above-mentioned lid from being formed,
Above-mentioned swivel nozzle is sandwiched in and is fixed between the above-mentioned lid of above-mentioned matrix host and this matrix host, and is locked on this matrix to rotate mode freely,
Between above-mentioned bar and above-mentioned swivel nozzle, have by change this bar towards the operation rotation control mechanism that makes this swivel nozzle rotate.
According to this fourth aspect, utilize change as the bar controlling parts towards operation, make multiple swivel nozzle rotate by rotation control mechanism, thus enable that the liquid jet angle of spray nozzle device changes.
Be additionally, since the change of jet angle be by change bar towards operation make swivel nozzle rotate to realize, it is possible to change jet angle with simple structure.
Then, the spray nozzle device that a fifth aspect of the present invention is above-mentioned first aspect to be related to the either side in fourth aspect, wherein, leading section that above-mentioned swivel nozzle includes having liquid ejection outlet and be locked on the swivel nozzle main body of above-mentioned matrix to rotate mode freely, nozzle bore being axially formed along this leading section of this leading section, this leading section is installed obliquely relative to swivel nozzle main body.
According to the 5th aspect, if the profile of the leading section owing to seeing swivel nozzle namely may know that the nozzle bore of the leading section of swivel nozzle towards, so easily control the leading section of swivel nozzle nozzle bore towards.
Then, the spray nozzle device that a sixth aspect of the present invention is above-mentioned first aspect to be related to the either side in fourth aspect, wherein, above-mentioned swivel nozzle forms as one with comprising leading section, the axle of this leading section and the rotating shaft of this swivel nozzle are same axles, and the nozzle bore of this leading section is formed obliquely relative to the rotating shaft of this swivel nozzle.
According to the 6th aspect, form as one interiorly owing to swivel nozzle comprises leading section, it is possible to reduce the number of components of spray nozzle device.The axle of leading section being additionally, since swivel nozzle is same axle with the rotating shaft of swivel nozzle, so leading section will not vibrate because operation controls parts, and therefore easy manipulating nozzles device.
Then, the spray nozzle device that a seventh aspect of the present invention is above-mentioned first aspect to be related to the either side in fourth aspect, wherein, above-mentioned rotation control mechanism can make each above-mentioned swivel nozzle rotate identical angle simultaneously,
Above-mentioned swivel nozzle towards being adjusted so that the hole of the front end of each swivel nozzle is simultaneously relative to the centrally directed outermost of the ejection side of spray nozzle device.
According to the 7th aspect, owing to each swivel nozzle rotates identical angle simultaneously, so the change relatively spraying the direction of liquid from each swivel nozzle is well-regulated, the jet angle of spray nozzle device changes regularly, is therefore easily controlled jet angle.
Then, the spray nozzle device that a eighth aspect of the present invention is above-mentioned first aspect to be related to the either side in fourth aspect, wherein, with the rotating shaft of the above-mentioned swivel nozzle that above-mentioned spray-hole the is arranged in above-mentioned matrix accordingly axle relative to the injection direction of said nozzle device, parallel or tilt with the direction towards ejection side and along the center of the ejection side away from this spray nozzle device of the angle within 20 degree.
According to this eighth aspect, owing to the rotating shaft of swivel nozzle is less relative to the inclination of the axle of spray nozzle device, it is possible to the profile of spray nozzle device is suppressed less.
Then, a ninth aspect of the present invention is the spray nozzle device that above-mentioned eighth aspect relates to, and wherein, the axle of the nozzle bore of the leading section of above-mentioned swivel nozzle tilts with the angle within 20 degree relative to the rotating shaft of this swivel nozzle.
According to the 9th aspect, the inclination angle, the axle of the nozzle bore of the leading section of swivel nozzle that tilt relative to the axle of spray nozzle device due to the rotating shaft of swivel nozzle are all smaller relative to the inclination angle that the rotating shaft of swivel nozzle tilts, it is possible to effectively to medium range or even long-range and there is the object of range to carry out the liquid jet.
Then, a tenth aspect of the present invention is the spray nozzle device that above-mentioned 7th aspect relates to, wherein, the inclination angle of the direction inclination that the rotating shaft of above-mentioned swivel nozzle is directed away from the center of ejection side relative to the axle of said nozzle device is identical relative to the inclination angle that the rotating shaft of this swivel nozzle tilts with the axle of the nozzle bore of the leading section of this swivel nozzle.
According to the tenth aspect, the nozzle bore of the front end of each swivel nozzle relative to the center of the ejection side of spray nozzle device towards inner side time, the axle of the nozzle bore of the front end of each swivel nozzle is parallel with the axle of spray nozzle device.Thus, the jet angle of injection liquid can not only be changed, additionally it is possible to carry out straight injection.
Then, the spray nozzle device that a eleventh aspect of the present invention is above-mentioned first aspect to be related to the either side in fourth aspect, wherein, with the rotating shaft of the above-mentioned swivel nozzle that above-mentioned spray-hole the is arranged in above-mentioned matrix accordingly axle relative to the injection direction of said nozzle device, tilt with the direction towards ejection side and along the center of the ejection side near this spray nozzle device of the angle within 20 degree.
According to the 11st aspect, owing to the rotating shaft of swivel nozzle is less relative to the inclination of the axle of spray nozzle device, it is possible to the profile of spray nozzle device is suppressed less.
Then, the spray nozzle device that a twelveth aspect of the present invention is above-mentioned first aspect to be related to the either side in fourth aspect, wherein, being formed with central injection hole at above-mentioned matrix, this central injection hole is at the central part opening of the ejection side of this matrix and connects with above-mentioned supply mouth in the inside of this matrix.
According to the 12nd aspect, the middle body at the spray regime of liquid also is able to injection liquid.
Then, a thirteenth aspect of the present invention is the spray nozzle device that above-mentioned second aspect relates to, and wherein, above-mentioned swivel nozzle ejection side on above-mentioned matrix is arranged on same circumference,
The protuberance of the above-mentioned swivel nozzle base portion in above-mentioned matrix side has gear, and the inner peripheral surface at the above-mentioned rotating ring in the face of this gear is formed with the ring gear engaged with this gear.
According to the 13rd aspect, by making the ring gear that the gear that the base portion at the protuberance of swivel nozzle has is formed with the inner peripheral surface at rotating ring engage, the rotation process of rotating ring is utilized to make swivel nozzle rotate.And, rotation control mechanism includes gear and ring gear and is formed, owing to simple in construction and number of components are few, so processing ease, durability are high and safeguard easily.
Then, a fourteenth aspect of the present invention is the spray nozzle device that above-mentioned 13rd aspect relates to, and wherein, the rotating shaft of above-mentioned swivel nozzle tilts relative to radial outside towards ejection side and towards this spray nozzle device of the axle of said nozzle device,
The ring gear formed at the inner peripheral surface of above-mentioned rotating ring is with the angle at the inclination angle of the rotating shaft equal to or less than this swivel nozzle, and the outside diameter towards ejection side and towards this rotating ring is formed obliquely.
According to this fourteenth aspect, owing to when gear engages with ring gear, the tooth of ring gear is towards the lopsidedness tilted, so ring gear is good with engaging of gear, the smooth rotation of gear, the durability of spray nozzle device is improved.
Then, a fifteenth aspect of the present invention is the spray nozzle device that above-mentioned second aspect relates to, and wherein, has and make this rotating ring be locked on the card locking mechanism of this matrix to rotate mode freely between above-mentioned matrix and above-mentioned rotating ring.
According to the 15th aspect, rotating ring is made to be locked on the card locking mechanism of matrix to rotate mode freely owing to having, so rotating ring will not come off from matrix in common operation.
Invention effect
Various aspects according to the invention described above, it is possible to obtain following effect.
First, according to above-mentioned first aspect, be manipulated by parts, it is possible to utilize the effect of rotation control mechanism make multiple swivel nozzle rotate the leading section changing swivel nozzle nozzle bore towards, it is possible to change the injection direction of liquid sprayed from each swivel nozzle.
And, along with the injection direction of the liquid sprayed from each swivel nozzle changes, the relative direction of the liquid sprayed from each swivel nozzle changes, therefore, it is possible to make the liquid jet angle of spray nozzle device change.
It is additionally, since the change of jet angle to be manipulated by parts and make swivel nozzle rotate to realize, it is possible to change jet angle with simple structure.
In addition, due to change in the leading section of swivel nozzle towards the pressure of liquid play the effect released by swivel nozzle to the axial ejection side of swivel nozzle, so bearing the pressure of liquid in the direction of rotation of the swivel nozzle being substantially orthogonal with above-mentioned direction hardly.Therefore, for making the operation controlling parts that swivel nozzle rotates bear the pressure of liquid hardly, even if so the pressure of liquid is significantly high, it is also possible to control parts with less power operation and make the jet angle of liquid easily change.
Then, according to above-mentioned second aspect, rotate operation to as the rotating ring controlling parts, make multiple swivel nozzle rotate by rotation control mechanism, thus enable that the liquid jet angle change of spray nozzle device.The change being additionally, since jet angle is that the rotation process by rotating ring makes swivel nozzle rotation realize, it is possible to change jet angle with simple structure.
Then, according to the above-mentioned third aspect, rotate operation to as the graduated disc controlling parts, make multiple swivel nozzle rotate by rotation control mechanism, thus enable that the liquid jet angle change of spray nozzle device.The change being additionally, since jet angle is that the rotation process by graduated disc makes swivel nozzle rotation realize, it is possible to change jet angle with simple structure.
Then, according to above-mentioned fourth aspect, be changed as the bar controlling parts towards operation, make multiple swivel nozzle rotate by rotation control mechanism, thus enable that the liquid jet angle of spray nozzle device changes.Be additionally, since the change of jet angle be by be changed bar towards operation make swivel nozzle rotate to realize, it is possible to change jet angle with simple structure.
Then, according to above-mentioned 5th aspect, if the profile of the leading section owing to seeing swivel nozzle namely may know that the nozzle bore of the leading section of swivel nozzle towards, so easily hold the leading section of swivel nozzle nozzle bore towards.
Then, according to above-mentioned 6th aspect, form as one interior owing to swivel nozzle comprises leading section, it is possible to reduce the number of components of spray nozzle device.The axle of leading section being additionally, since swivel nozzle is same axle with the rotating shaft of swivel nozzle, so the leading section of swivel nozzle will not be shaken because operation controls parts, and therefore easy manipulating nozzles device.
Then, according to above-mentioned 7th aspect, owing to the jet angle of spray nozzle device changes regularly, so easily carrying out the control of jet angle.Then, according to above-mentioned eighth aspect, owing to the rotating shaft of swivel nozzle is less relative to the inclination of the axle of spray nozzle device, it is possible to the profile of spray nozzle device is suppressed less.
Then, according to above-mentioned 9th aspect, it is possible to effectively to medium range or even long-range and there is the object of range to carry out the liquid jet.
Then, according to above-mentioned tenth aspect, the jet angle of injection liquid can not only be changed, additionally it is possible to carry out straight injection.
Then, according to above-mentioned 11st aspect, owing to the rotating shaft of swivel nozzle is less relative to the inclination of the axle of spray nozzle device, it is possible to the profile of spray nozzle device is suppressed less.
Then, according to above-mentioned 12nd aspect, the middle body at the spray regime of liquid also is able to injection liquid.
Then, according to above-mentioned 13rd aspect, rotation control mechanism includes gear and ring gear and is formed, owing to simple in construction and number of components are few, so processing ease, durability are high and safeguard easily.
Then, according to above-mentioned fourteenth aspect, ring gear is good with engaging of gear, and the smooth rotation of gear, the durability of spray nozzle device is improved.
Then, according to above-mentioned 15th aspect, in common operation, rotating ring will not come off from matrix.
Accompanying drawing explanation
Fig. 1 is the figure of the structure of the spray nozzle device being represented embodiment 1 by a part of cross section.
Fig. 2 is the figure of the spray nozzle device observing embodiment 1 from ejection side.
Fig. 3 is the figure illustrating to spray the change in the direction of water in the spray nozzle device of embodiment 1.
Fig. 4 is the figure that the focus of the spray nozzle device to the present invention illustrates.
Fig. 5 is the figure of the structure of the spray nozzle device being represented embodiment 2 by a part of cross section.
Fig. 6 is the figure of the structure of the spray nozzle device being represented embodiment 3 by a part of cross section.
Fig. 7 is the figure of the structure of the spray nozzle device being represented embodiment 4 by a part of cross section.
Fig. 8 is the figure of the structure of the spray nozzle device being represented embodiment 5 by a part of cross section.
Fig. 9 indicates that the figure of the spray regime of the water of the spray nozzle device of embodiment 5.
Figure 10 indicates that the figure of the situation making the spray regime of water change by the rotation of swivel nozzle in the spray nozzle device of embodiment 5.
Figure 11 is the figure of the structure of the spray nozzle device being represented embodiment 6 by a part of cross section.
Figure 12 indicates that the figure of the example using timing belt in rotation control mechanism.
Figure 13 indicates that the figure of the example using equipment gear in rotation control mechanism.
Figure 14 is the figure of the structure of the spray nozzle device being represented embodiment 7 by a part of cross section.
Figure 15 is the figure of the spray nozzle device observing embodiment 7 from ejection side.
Figure 16 is the side view of the spray nozzle device of embodiment 7.
Figure 17 is the figure of the structure of the spray nozzle device being represented embodiment 8 by a part of cross section.
Figure 18 is the figure of the spray nozzle device observing embodiment 8 from ejection side.
Figure 19 is the side view of the spray nozzle device of embodiment 8.
Symbol description
10,10a, 10b, 10c, 10d, 10e spray nozzle device
12,12b, 12c, 12d, 12e matrix
14,14b, 14c, 14d, 14e nozzle maintaining part
16,16e feed pipe connecting portion
17,17e feed water inlet
18,18b, 18c, 18d, 18e spray-hole
19,19b, 19e central injection hole
20,20a, 20b, 20c, 20d, 20e swivel nozzle
22,22a, 22c, 22d, 22e seat portion
23,23a, 23b, 23c, 23d, 23e base end part
24,24a, 24b, 24c, 24d, 24e base portion
25,25a, 25b, 25c, 25d, 25e protuberance
26,26a, 26c, 26d, 26e leading section
27,27e airport
28,28c, 28d, 28e gear
29,29c, 29e nozzle bore
30,30e rotating ring
32,32e ring gear
34 outer peripheral gear portions
36 subrings
38O shape ring
40 fixed nozzles
42C shape ring
44 pads
46 screws
48 gears
50 spray nozzle devices
52 matrixes
53 projections
54 nozzle maintaining parts
56 feed pipe connecting portions
57 feed water inlets
58 spray-holes
60 swivel nozzles
62 shape of a hoof rings
63 base end parts
64 base portions
65 protuberances
66 leading sections
67 grooves
68 gears
69 nozzle bores
70 rotating rings
72 ring gears
74 cannelures
80 spray nozzle devices
81 matrixes
82 swivel nozzles
83 pulleys
84 timing belts
85 auxiliary pulleys
86 rollers
87 rotating rings
88 inner peripheral surfaces
90 spray nozzle devices
91 matrixes
92 swivel nozzles
93 gears
94 equipment gears
95 rotating rings
96 ring gears
110 spray nozzle devices
112 matrixes
114 feed pipe connecting portions
116 feed water inlets
120 front parts
122 inserting holes
124 hole parts
126 end ends portion
128 spray-holes
130 front shrouds
132 holes
134 cylindrical portion
136 screws
140 swivel nozzles
142 portions
144 base portions
146 leading sections
148 nozzle bores
150 graduated discs
152 gears
154 equipment gears
210 spray nozzle devices
212 matrixes
214 feed pipe connecting portions
216 feed water inlets
220 front parts
222 spray-holes
224 notch parts
230 front shrouds
232 holes
234 cylindrical portion
236 screws
240 swivel nozzles
242 insertion sections
244 base portions
246 leading sections
248 nozzle bores
250 bevel gears
252 gears
254 lower gasket
256 upper gasket
258 equipment gears
259 asessory shafts
260 bars
262 bevel gears
264 axles
A, b, c arrow (represents the injection direction of water)
The axle of x spray nozzle device
The rotating shaft of y swivel nozzle
The axle of the nozzle bore of the leading section of z swivel nozzle
Detailed description of the invention
Below, according to embodiment, the mode being used for implementing the present invention is illustrated.
(embodiment 1)
(structure of spray nozzle device)
The structure of the spray nozzle device 10 of embodiments of the invention 1 is represented in FIG by a part of cross section.Spray nozzle device 10 is many mouthfuls of nozzles of fire extinguishing, has matrix 12, swivel nozzle 20 and rotating ring 30.Rotating ring 30 is equivalent to the control parts of the present invention.
Matrix 12 is engaged through the thread making cylindrically and the hollow part of nozzle maintaining part 14 that external diameter is identical and feed pipe connecting portion 16 integration.In spray nozzle device 10, the axle of matrix 12 is consistent with the axle of spray nozzle device 10, and the radial direction of matrix 12 is identical with the radial direction of spray nozzle device 10.At this spray nozzle device 10 axially, nozzle maintaining part 14 side is called ejection side, feed pipe connecting portion 16 side is called water supply side, injection direction will be called from feed pipe connecting portion 16 towards the direction of nozzle maintaining part 14.
Fig. 2 represents the figure observing spray nozzle device 10 from ejection side.The cross section of the A-A position of Fig. 2 is Fig. 1, in FIG, for the swivel nozzle 20 etc. at rear, eliminates diagram.
Being formed for the mouth of a river 17 at feed pipe connecting portion 16, this feed water inlet 17 is formed with the female thread for connection feed pipe engaged through the thread.In nozzle maintaining part 14, it is formed with central injection hole 19 at central part.And, around central injection hole 19, alternately forming 4 spray-holes 18 the circumference concentric with central injection hole 19 is first-class, each spray-hole 18 connects with feed water inlet 17 via the hollow space of the inside of matrix 12.
In these 4 spray-holes 18, insert the swivel nozzle 20 of hollow rotating mode freely respectively, with the rotating shaft that axle y is swivel nozzle 20 of the base end part 23 of the swivel nozzle 20 connect in spray-hole 18.And, axle y tilts relative to the axle x of spray nozzle device 10 radial outside towards ejection side and towards spray nozzle device 10, and the axle y inclination angle relative to axle x is 3 degree.In the present invention, relative to the axle x of spray nozzle device 10 inclination angle tilted towards the radial outside of spray nozzle device 10, the axle y of swivel nozzle 20 being called nozzle shaft inclination angle, in spray nozzle device 10, nozzle shaft inclination angle is 3 degree.
The axle in central injection hole 19 is parallel with the axle x of spray nozzle device 10, and central injection hole 19 uses as jet like this.In addition it is also possible to omit central injection hole 19.
Swivel nozzle 20 is at the hollow part being centrally formed nozzle bore 29, including with the base end part 23 that connects in spray-hole 18 and from spray-hole 18 protuberance 25 prominent to the ejection side of water.Be formed with the flange shape seat portion 22 that external diameter is bigger than the internal diameter of the water supply side of spray-hole 18 in the end of the water supply side of base end part 23, swivel nozzle 20 is locked on nozzle maintaining part 14 in the end of the water supply side of spray-hole 18 to rotate mode freely by seat portion 22.And, the peripheral part of base portion 24 in matrix 12 side of the protuberance 25 of swivel nozzle 20 is provided with gear 28.And, prevent swivel nozzle 20 from coming off from spray-hole 18 by gear 28 and above-mentioned seat portion 22, swivel nozzle 20 is locked on matrix 12 to rotate mode freely.
And, the protuberance 25 of swivel nozzle 20, more prominent to ejection side than base portion 24 leading section 26 base portion 24 that is fixed on engaged through the thread, the axle z of leading section 26 tilts relative to the axle y of base end part 23, and inclination angle is 3 degree.Being additionally, since nozzle bore 29 being axially formed along base end part 23 of the central authorities of base end part 23, nozzle bore 29 being axially formed along leading section 26 of the central authorities of leading section 26, therefore the nozzle bore 29 of swivel nozzle 20 tilts 3 degree relative to rotating shaft in front end.The axle z of the nozzle bore 29 of the leading section 26 of this swivel nozzle 20 inclination angle relative to the axle y of base end part 23 is called nozzle bore inclination angle, and in spray nozzle device 10, nozzle bore inclination angle is 3 degree.The part except leading section 26 of swivel nozzle 20 forms as one, and the part formed as one except leading section 26 is equivalent to the swivel nozzle main body of the present invention.
Additionally, be arranged on the gear 28 of the base portion 24 of swivel nozzle 20 and leading section 26 will not be formed from the external diameter of nozzle maintaining part 14 size outwardly.
Rotating ring 30 is cylindric parts, covers the outside of matrix 12 rotating mode freely.And, at the inner peripheral surface of rotating ring 30 of the gear 28 of the base portion 24 in the face of being arranged on swivel nozzle 20, it is formed with the ring gear 32 engaged with gear 28.This gear 28 and ring gear 32 are equivalent to the rotation control mechanism of the present invention.
The internal diameter of ring gear 32 is set to less than the external diameter of matrix 12.And, rotating ring 30 formed the position of ring gear 32 and neighbouring position thereof as outer peripheral gear portion 34, in order to ensure intensity and be prone to keep this intensity, makes described outer peripheral gear portion 34 be formed as heavy wall compared with other positions of rotating ring 30.
(the assembling mode of spray nozzle device)
Then, the detailed construction of spray nozzle device 10 and assembling mode thereof are illustrated.
First, the protuberance 25 of swivel nozzle 20 is made to run through spray-hole 18 from the water supply side of nozzle maintaining part 14.Then, the base portion 24 of the protuberance 25 of the swivel nozzle 20 that the gear 28 making core be hollow highlights through the ejection side towards spray-hole 18.Additionally, in the seat portion 22 of swivel nozzle 20 on the position that the end of the water supply side of spray-hole 18 is locked on nozzle maintaining part 14 substantially, will be formed with externally threaded screw the tooth valley being arranged at gear 28 divide and arrive gear 28 core hollow screw in tighten, gear 28 is fixed on the base portion 24 of swivel nozzle 20.Eliminate the screw of gear 28 and fixing externally threaded diagram.
If additionally, gear 28 is fixed on base portion 24 in the position axially producing slightly play along swivel nozzle 20, then the rotation of swivel nozzle 20 is comparatively light.
Secondly, leading section 26 is arranged on the base portion 24 of swivel nozzle 20.Being formed with female thread in the front end of the base portion 24 of swivel nozzle 20, this female thread has the inclination that angle is 3 degree, and described angle 3 degree is the angle of the axle y installation leading section 26 of the base end part 23 relative to swivel nozzle 20.And, in the leading section 26 of swivel nozzle 20, the base portion 24 that to be arranged on swivel nozzle 20 side, it is axially formed external screw thread along leading section 26.Then, the female thread portion of male thread portion Yu base portion 24 by making leading section 26 is screwed, and leading section 26 is arranged on the base portion 24 of swivel nozzle 20.
Additionally, the outward appearance of the axial central part of leading section 26 is formed as 6 prisms, 2 faces of 6 prismatic parts are provided with airport 27 through in the nozzle bore 29 of the central authorities of leading section 26.
Then, engaged through the thread make nozzle maintaining part 14 and feed pipe connecting portion 16 integration.Thus, the state being provided with swivel nozzle 20 at matrix 12 is become.
Secondly, the position of rotation of swivel nozzle is regulated so that the leading section 26 of all swivel nozzles 20 is respectively facing the radial outside of spray nozzle device 10.Then, making the side being formed with ring gear 32 of rotating ring 30 towards ejection side, from the ejection side of matrix 12, rotating ring 30 is covered matrix 12, the ring gear 32 making rotating ring 30 engages with the gear 28 of the base portion 24 being arranged on swivel nozzle 20.In fig. 2, ring gear 32 and 4 gears 28 become above-mentioned engagement.Additionally, eliminate the record of airport 27 in fig. 2.
And, although eliminating diagram, but the outer peripheral face of matrix 12 is provided with small projection, the inner peripheral surface at rotating ring 30 is provided with week groove, by making projection chimeric with all grooves, to rotate mode freely, rotating ring 30 is locked on matrix 12.
But, in the structure member of spray nozzle device 10, matrix 12 and rotating ring 30 are made by polyacetals, the base end part 23 of swivel nozzle 20, leading section 26 and be arranged on the gear 28 of swivel nozzle 20 and made by pyrite, but the raw material of each structure member is not limited to this.The all structure members that can make spray nozzle device 10 are made by resins such as polyacetals, it is also possible to make all structure members of spray nozzle device 10 be made by the metal such as pyrite, ferrum.If adopting resin-made, component is lighter, it is possible to prevent from getting rusty, scorification, if the metal system of employing, intensity is improved.
(change of jet angle)
Fig. 3 is the figure illustrating to spray the change in the direction of water in the spray nozzle device 10 of embodiment 1.Eliminate the record of airport 27.The number of teeth of each gear 28 being arranged on swivel nozzle 20 is identical, and the rotation of each swivel nozzle 20 and rotating ring 30 rotates identical angle accordingly.The arrow a of Fig. 3 represent the axle z of the nozzle bore of the leading section 26 of each swivel nozzle 20 on the rigging position of Fig. 2 represent towards, arrow b make rotating ring 30 rotate and by the axle z of the nozzle bore of the leading section 26 towards the swivel nozzle 20 when changing 180 degree of swivel nozzle 20 towards.Arrow c represent central injection hole 19 towards, it is fixing.In spray nozzle device 10, the axle z of the nozzle bore of the axle y of the base end part 23 of swivel nozzle 20 inclination relative to the axle x of spray nozzle device 10 and leading section 26 inclination relative to the axle y of base end part 23 is similarly 3 degree.Therefore, changing 180 degree from rigging position towards when making leading section 26 towards inner side, the leading section 26 of each swivel nozzle 20 is parallel to each other.Then, if making rotating ring 30 rotate further, then the leading section 26 of each swivel nozzle 20 return to the arrow a of Fig. 3 towards.Furthermore it is possible to what make that this rotating ring 30 annularly circumferentially goes up is arbitrary towards rotation.
(invention effect)
In the spray nozzle device 10 of embodiment 1, the nozzle bore of the leading section 26 of each swivel nozzle 20 towards the rotation with rotating ring 30 accordingly, from the arrow a of Fig. 3 towards vary continuously to arrow b towards.Thus, by spray nozzle device 10, it is possible to make the jet angle consecutive variations of the water sprayed from the leading section 26 of swivel nozzle 20.Therefore, in extinguishing operation, by the rotation of rotating ring 30, it is possible to be adjusted accordingly with fire extinguishing scope, making spray field is increase and decrease circularly substantially with one heart.Additionally, when needing to remove barriers thing to put out a fire, it is possible to the direction towards the arrow b with Fig. 3 making leading section 26 is consistent, improves the pressure based on water spray, it is possible to use as one hole nozzle.
And, as it has been described above, make the mechanism that the jet angle of spray nozzle device 10 changes, it is such simple structure: utilize the ring gear 32 of rotating ring 30, makes the axle z of the nozzle bore 29 of leading section 26 rotate relative to the axle y of base end part 23 swivel nozzle 20 tilted.Thus, spray nozzle device 10 can be constituted with less number of components, processing ease, and durability, maintainability are excellent.
In addition, changed by the leading section 26 of swivel nozzle 20 towards the pressure of water play the effect ejection side of the swivel nozzle 20 rotating shaft to swivel nozzle 20 and the direction of axle y released, so bearing the pressure of water in the direction of rotation of the rotating ring 30 being substantially orthogonal with it hardly.Thus, even if the pressure of the water of injection is significantly high, it is also possible to make rotating ring 30 rotate and make the jet angle of water easily change by less power.
(about focus)
Then, the focus of the spray nozzle device of the present invention is illustrated.The spray nozzle device of the present invention has following feature, i.e. when above-mentioned nozzle bore inclination angle is bigger than above-mentioned nozzle shaft inclination angle, converge in the distance of regulation from the water of swivel nozzle injection.The point concentrated by this water is called the focus of spray nozzle device.Differential seat angle is more big, and focal length is more short, and differential seat angle is more little, and focal length is more long.Utilize this feature, it is also possible to make the water from swivel nozzle injection converge in the distance of regulation.
In the spray nozzle device 10a shown in Fig. 4, the nozzle shaft inclination angle of swivel nozzle 20a is same with the spray nozzle device 10 of embodiment 1 is 3 degree, but the nozzle bore inclination angle of swivel nozzle 20a is set as 8 degree, and nozzle bore inclination angle is bigger than nozzle shaft inclination angle.Therefore, when the leading section 26a of swivel nozzle 20a is towards inner side, it is the direction shown in the arrow b of Fig. 4 from the direction of the water of swivel nozzle 20a injection, converges in the distance of regulation from the water of each swivel nozzle 20a injection.
Here, except when the leading section 26a of swivel nozzle 20a is towards focus, on the position of rotation towards the front and back of focus, there is the leading section 26a of the swivel nozzle 20a situation towards the radially inner side of spray nozzle device 10a when overlooking.Now, although intersecting in the distance of regulation from the leading section 26a of the swivel nozzle 20a water sprayed when overlooking, but during three dimensional viewing and uncrossed, from the leading section 26a of each swivel nozzle 20a water sprayed before the distance of regulation close to each other, its front end is separated from each other.Thus, it is also possible to make water spread in the distance exceeding focus.
Additionally, when nozzle shaft inclination angle is bigger than nozzle bore inclination angle, only spread by changing jet angle water, focus does not have.
(embodiment 2)
The structure of the spray nozzle device 10b of embodiments of the invention 2 is represented in Figure 5 by a part of cross section.In spray nozzle device 10b, same with spray nozzle device 10, same circumference is configured with 4 swivel nozzle 20b.In Figure 5, the swivel nozzle 20b etc. at rear eliminates record.In spray nozzle device 10b, coniform in water supply side extension of the nozzle maintaining part 14b of the matrix 12b spray-hole 18b formed, with the base end part 23b of the swivel nozzle 20b connect in spray-hole 18b too in hollow coniform to water supply side extension.It is not provided with a portion in the end of the water supply side of base end part 23b.Owing to the structure of other parts of spray nozzle device 10b is identical with the spray nozzle device 10 of embodiment 1, so marking identical or corresponding symbol and omitting the description.
According to spray nozzle device 10b, owing to the diameter of swivel nozzle 20b extends to water supply side, it is possible to swimmingly to swivel nozzle 20b for feedwater.Additionally, due to the conical shape of base end part 23b of swivel nozzle 20b that connects in spray-hole 18b, so swivel nozzle 20b is locked on spray-hole 18b by base end part 23b, because of without being used for preventing the swivel nozzle 20b seat portion come off.Then, the simple in construction of spray nozzle device 10b, can easily change jet angle.
(embodiment 3)
The structure of the spray nozzle device 10c of embodiments of the invention 3 is represented in figure 6 by a part of cross section.In spray nozzle device 10c, same with spray nozzle device 10, same circumference is configured with 4 swivel nozzle 20c.In figure 6, the swivel nozzle 20c etc. at rear eliminates record.
In the spray nozzle device 10 of embodiment 1, the axle of spray-hole 18 relative to spray nozzle device 10 axle towards ejection side and towards spray nozzle device 10 radial outside tilt 3 degree, and in the spray nozzle device 10c of embodiment 3, formed parallel with the axle of spray nozzle device 10c at the axle of the spray-hole 18c of the nozzle maintaining part 14c of matrix 12c.And, insert the rotating shaft of base end part 23c of swivel nozzle 20c in spray-hole 18c and axle y is also parallel with the axle x of spray nozzle device 10c rotating mode freely, nozzle shaft inclination angle is 0 degree.Therefore, also no longer tilting at the base portion 24c of the protuberance 25c of the swivel nozzle 20c gear 28c installed, the facewidth direction of gear 28c is identical with the facewidth direction of the ring gear 32 of rotating ring 30.
And, the leading section 26c of swivel nozzle 20c installs in the way of the base portion 24c relative to swivel nozzle 20c tilts 5 degree, due to nozzle bore 29c being axially formed along leading section 26c of the central authorities of leading section 26c, so nozzle bore inclination angle is 5 degree.Central injection hole is not formed at nozzle maintaining part 14c.Owing to the structure of other parts of spray nozzle device 10c is identical with the spray nozzle device 10 of embodiment 1, so marking identical or corresponding symbol and omitting the description.
In spray nozzle device 10c, parallel with the axle x of spray nozzle device 10c at the axle of the spray-hole 18c of the nozzle maintaining part 14c of matrix 12c owing to being formed, so spray-hole 18c can be readily formed.Additionally, due to the facewidth direction of gear 28c is identical with the facewidth direction of the ring gear 32 of rotating ring 30, so gear 28c is good with engaging of ring gear 32, the smooth rotation of gear 28c, the durability of spray nozzle device 10c is improved.Then, the simple in construction of spray nozzle device 10c, can easily change jet angle.
(embodiment 4)
In the spray nozzle device that the present invention relates to, it is possible to so that the axle of spray-hole tilts relative to the axle ejection side towards water of spray nozzle device and the radially inner side towards spray nozzle device.The structure of the spray nozzle device 10d of embodiments of the invention 4 is represented in the figure 7 by a part of cross section.In spray nozzle device 10d, same with spray nozzle device 10, same circumference is configured with 4 swivel nozzle 20d.In the figure 7, the swivel nozzle 20d etc. at rear eliminates record.In spray nozzle device 10d, the axle of the spray-hole 18d axle relative to the spray nozzle device 10d ejection side towards water and the radially inner side towards spray nozzle device 10d tilt 2 degree, if represented with nozzle shaft inclination angle, are then-2 degree.The leading section 26d of swivel nozzle 20d installs in the way of the base portion 24d relative to swivel nozzle 20d tilts 5 degree, due to nozzle bore being axially formed along leading section 26d of the central authorities of leading section 26d, so nozzle bore inclination angle is 5 degree.
And, the seat portion 22d of swivel nozzle 20d is when inserting spray-hole 18d, and in order to avoid interfering with the internal perisporium of nozzle maintaining part 14d, external diameter is formed slightly smaller.And, do not form central injection hole at nozzle maintaining part 14d.Eliminate the record of the airport of leading section 26d.Owing to the structure of other parts of spray nozzle device 10d is identical with the spray nozzle device 10 of embodiment 1, so marking identical or corresponding symbol and omitting the description.
The arrow a of Fig. 7 represent the front end of the leading section 26d of each swivel nozzle 20d leading section 26d when radially arriving outermost of spray nozzle device 10d nozzle bore represent towards, the arrow b of Fig. 7 make rotating ring 30 rotate and by the nozzle bore towards leading section 26d when changing 180 degree of swivel nozzle 20d towards.In spray nozzle device 10d, arrow a tilts 3 degree laterally, and arrow b tilts 7 degree to the inside.
Then, if making rotating ring 30 rotate, then engaging by ring gear 32 and gear 28d, make the direction varying continuously to arrow b towards the direction from arrow a from the leading section 26d water sprayed.Thus, by spray nozzle device 10d, it is possible to make the jet angle consecutive variations from the leading section 26d of the swivel nozzle 20d water sprayed.
In addition, if the nozzle bore of the leading section 26d of each swivel nozzle 20d is simultaneously towards the direction of arrow b, then converge from the water of leading section 26d injection, but when the side that the nozzle bore of current end 26d is beyond arrow b is upwardly toward the radially inner side of spray nozzle device 10d, water diffusion after the distance of regulation is staggered.
Then, the simple in construction of spray nozzle device 10d, can easily change jet angle.
(embodiment 5)
The structure of the spray nozzle device 10e of embodiments of the invention 5 is represented in fig. 8 by a part of cross section.Spray nozzle device 10e is the many mouthfuls of nozzles of fire extinguishing after being improved by the spray nozzle device 10 shown in embodiment 1, has matrix 12e, swivel nozzle 20e, rotating ring 30e, fixed nozzle 40 and subring 36, and rotating ring 30e is equivalent to the control parts of the present invention.
Matrix 12e is the hollow part of the nozzle maintaining part 14e making cylindrical shape engaged through the thread and cylindric feed pipe connecting portion 16e integration.The profile of spray nozzle device 10e is cylindric, and the axle of matrix 12e is consistent with the axle of spray nozzle device 10e, and the radial direction of matrix 12e is identical with the radial direction of spray nozzle device 10e.At this spray nozzle device 10e axially, nozzle maintaining part 14e side is called ejection side, feed pipe connecting portion 16e side is called water supply side, injection direction will be called from feed pipe connecting portion 16e towards the direction of nozzle maintaining part 14e side.And, in the water supply side end being screwed part of nozzle maintaining part 14e and feed pipe connecting portion 16e, the O 38 for preventing water from leaking is installed.
Being formed for mouth of a river 17e at feed pipe connecting portion 16e, this feed water inlet 17e is formed for the female thread connecting feed pipe engaged through the thread.The external diameter of feed pipe connecting portion 16e is identical with nozzle maintaining part 14e in ejection side, around the feed water inlet 17e of water supply side, and its external diameter external diameter less than nozzle maintaining part 14e.
And, it is formed parallel to central injection hole 19e at the central part of nozzle maintaining part 14e with the axle x of spray nozzle device 10e.And, around the 19e of central injection hole, alternately form 4 spray-hole 18e, this spray-hole 18e axle x relative to spray nozzle device 10e and tilted 3 degree towards ejection side and towards radial outside the circumference concentric with central injection hole 19e is first-class.And, central injection hole 19e connects with feed water inlet 17e via the hollow space within matrix 12e with each spray-hole 18e.
In 4 spray-holes 18 being formed at nozzle maintaining part 14e, insert the swivel nozzle 20e of hollow rotating mode freely respectively, with the rotating shaft that axle y is swivel nozzle 20e of the base end part 23e of the swivel nozzle 20e connect in spray-hole 18e.And, the axle y axle x relative to the spray nozzle device 10e radial outside towards ejection side and towards spray nozzle device 10e tilts 3 degree.Thus, in spray nozzle device 10e, nozzle shaft inclination angle is 3 degree.And, the outer peripheral face at base end part 23e is formed with the groove of circumferentially a week, this groove be provided with have elastic for preventing the C-shaped ring 42 leaked.
And, the fixed nozzle 40 of hollow is inserted at central injection hole 19e, at the groove being also formed with circumferentially a week with the outer peripheral face of the base end part of fixed nozzle 40 that connects in the 19e of central injection hole, this groove be also provided with have elastic for preventing the C-shaped ring 42 leaked.
Swivel nozzle 20e is at the hollow part being centrally formed nozzle bore 29e, including with the base end part 23e that connects in spray-hole 18e and from protuberance 25e prominent to the ejection side of water for spray-hole 18e.It is formed with the internal diameter of the external diameter water supply side than spray-hole 18e big flange shape seat portion 22e, swivel nozzle 20e in the end of the water supply side of base end part 23e and is locked on nozzle maintaining part 14e in the end of the water supply side of spray-hole 18e to rotate mode freely by seat portion 22e.And, the peripheral part of base portion 24e in the matrix 12e side of the protuberance 25e of swivel nozzle 20e is provided with gear 28e.And, between gear 28e and matrix 12e, for the buffering between tooth and the matrix 12e of gear 28e, the groove in the periphery being formed at base portion 24e is provided with discoideus pad 44.
And, the protuberance 25e of swivel nozzle 20e, from the axle z of prominent to ejection side for the base portion 24e being provided with gear 28e leading section 26e the base portion 24e that is fixed on, the leading section 26e engaged through the thread axle y relative to base end part 23e tilt, inclination angle is 3 degree.It is additionally, since nozzle bore 29e being axially formed along leading section 26e of the central authorities of leading section 26e, so the nozzle bore 29e of swivel nozzle 20e tilts 3 degree relative to rotating shaft in front end.Thus, in spray nozzle device 10e, nozzle bore inclination angle is 3 degree.
Additionally, the gear 28e and leading section 26e that are arranged on the base portion 24e of swivel nozzle 20e be formed as will not from the external diameter of nozzle maintaining part 14e size outwardly.
Rotating ring 30e is cylindric parts, covers the outside of matrix 12e rotating mode freely.And, at the inner peripheral surface of rotating ring 30e of the gear 28e of the base portion 24e in the face of being arranged on swivel nozzle 20e, it is formed with the ring gear 32e engaged with gear 28e.This gear 28e and ring gear 32e is equivalent to the rotation control mechanism of the present invention.
The front end of the ejection side of rotating ring 30e extends to the front end of the leading section 26e of swivel nozzle 20e.And, rotating ring 30 covers the surrounding of swivel nozzle 20e and protects swivel nozzle 20e.And, the front end of the water supply side of rotating ring 30e extends to the position of the reduced diameter of feed pipe connecting portion 16e.
Subring 36 is the cartridge that the cross section of the peripheral part of the water supply side end of the peripheral part at position of the reduced diameter covering feed pipe connecting portion 16e and rotating ring 30e is L-shaped, this subring 36 is combined with rotating ring 30e by screw 46, it is prevented that rotating ring 30e comes off from ejection side.
Being formed in the front end of the ejection side of matrix 12e can with ring gear 32e meshed gears 48.And, if pulling subring 36 to water supply side, the rotating ring 30e being then combined with subring 36 by screw 46 is pulled to water supply side, and ring gear 32e becomes the state engaging and engaging with the gear 48 of the front end of the ejection side of matrix 12e of the gear 28e with swivel nozzle 20e.Thereby, it is possible to suppress the rotation of rotating ring 30e, with the jet angle fixed nozzle device 10e of regulation.
The spray nozzle device 10e of embodiment 5, owing to nozzle shaft inclination angle is equal with nozzle bore inclination angle, so when the leading section 26e of all swivel nozzle 20e is towards the inner side of the radial direction of spray nozzle device 10e, the axle of nozzle bore 29e is parallel with the axle of spray nozzle device 10e.Thus, in spray nozzle device 10e, by the rotation process of rotating ring 30e, it is also possible to carry out straight water spray.
Represent the change of the spray regime of spray nozzle device 10e in fig .9.The arrow a of Fig. 9 represents the direction of injection water when the leading section 26e of swivel nozzle 20e is towards the outside of the radial direction of spray nozzle device 10e.And, the arrow b of Fig. 9 represents the direction of injection water when the leading section 26e of swivel nozzle 20e is towards the inner side of the radial direction of spray nozzle device 10e, and the direction of injection water is the axial of spray nozzle device 10e.Arrow c represents the direction of the water from fixed nozzle 40 injection, and it does not change.
If making swivel nozzle 20e rotate, then depict cone shape as from the track of the water of each swivel nozzle 20e injection.And, in the position of distance spray nozzle device 10e certain distance, substantially depict circle as from the track of the water of each swivel nozzle 20e injection.
Represent the spray regime change in the position of distance spray nozzle device 10e certain distance in Fig. 10.4 roundlets represent the track of the in-position from each swivel nozzle 20e water sprayed.And, pa represents the position that when swivel nozzle 20e is towards outermost water arrives, and pb represents the position that water arrives when swivel nozzle 20e is towards inner side.And, the circle linking pa represents the spray regime of water when each swivel nozzle 20e is towards outermost, links the circle of pb and represents the spray regime of the water when each swivel nozzle 20e is towards inner side.And, pm represents the position that water arrives when swivel nozzle 20e is towards the direction of midway.And, can distinguish from Figure 10, by the rotation of swivel nozzle 20e, the spray regime of water is the increase and decrease of concentric circles ground.
The spray nozzle device 10e of embodiment 5 is spray nozzle device 10 same structure with embodiment 1, plays the effect identical with spray nozzle device 10.Additionally, fix the position of rotation of rotating ring 30e by subring 36 is pulled to water supply side, swivel nozzle 20e is fixed as the state towards prescribed direction, it is possible to spray regime is maintained prescribed limit.
(embodiment 6)
In above-described embodiment 1 to embodiment 5, adopting the structure inserted by swivel nozzle from the water supply side of matrix, the leading section of swivel nozzle is made up of miscellaneous part.But, the structure of the spray nozzle device of the present invention is not limited to this.
The structure of the spray nozzle device 50 of embodiments of the invention 6 is represented in fig. 11 by a part of cross section.Spray nozzle device 50 is many mouthfuls of nozzles of fire extinguishing, has matrix 52, swivel nozzle 60 and rotating ring 70.Swivel nozzle 60 similarly to Example 1, is configured with 4 on same circumference.In fig. 11, the swivel nozzle 60 etc. at rear eliminates record.
Matrix 52 is the hollow part of feed pipe connecting portion 56 integration making columnar nozzle maintaining part 54 and tubular engaged through the thread.The axle of spray nozzle device 50 is consistent with the axle of matrix 52.At this matrix 52 axially, nozzle maintaining part 54 side is called ejection side, feed pipe connecting portion 56 side is called water supply side, injection direction will be called from feed pipe connecting portion 56 towards the direction of nozzle maintaining part 54.
Being formed for the mouth of a river 57 at feed pipe connecting portion 56, this feed water inlet 57 is formed with the female thread for connection feed pipe engaged through the thread.And, in nozzle maintaining part 54, alternately forming 4 spray-holes 58 same circumference is first-class, each spray-hole 58 connects with feed water inlet 57 via the hollow space within matrix 52.
These 4 spray-holes 58 insert the swivel nozzle 60 of hollow rotating mode freely respectively.The axle of spray-hole 58 and with the rotating shaft that axle y is swivel nozzle 60 of the base end part 63 of swivel nozzle 60 that connects in spray-hole 58.And, axle y is parallel with the axle x of spray nozzle device 50, and nozzle shaft inclination angle is 0 degree.
Swivel nozzle 60 is hollow part, including with the base end part 63 that connects in spray-hole 58 and from spray-hole 58 protuberance 65 prominent to the ejection side of water.And, it is formed with groove 67 in the end of the water supply side of base end part 63, is embedded with, at groove 67, the shape of a hoof ring 62 that external diameter is bigger than the internal diameter of spray-hole 58.And, the base portion 64 in matrix 52 side of protuberance 65 has the gear 68 formed as one with swivel nozzle 60.By this gear 68 and above-mentioned shape of a hoof ring 62, it is prevented that swivel nozzle 60 comes off from spray-hole 58, swivel nozzle 60 is locked on matrix 52 to rotate mode freely.
It is centrally formed the nozzle bore 69 penetrating into ejection side from water supply side at swivel nozzle 60.And, the axle of this nozzle bore 69 axle y with base end part 63 in base end part 63 is same axle, but in the leading section 66 of protuberance 65, the axle z of nozzle bore 69 tilts 5 degree relative to the axle y of base end part 63, and nozzle bore inclination angle is 5 degree.
Rotating ring 70 is cylindric parts, covers the outside of matrix 52 rotating mode freely.And, at the inner peripheral surface of the rotating ring 70 of the gear 68 in the face of swivel nozzle 60, it being formed with the ring gear 72 engaged with gear 68, the internal diameter of ring gear 72 is set to less than the external diameter of nozzle maintaining part 54.And, it is formed with the inner peripheral surface cannelure of a week 74 around rotating ring 70 in the end of the water supply side of rotating ring 70, the position in the face of cannelure 74 of the periphery of feed pipe connecting portion 56 is provided with projection 53.And, projection 53 is embedded in cannelure 74, and rotating ring 70 is locked on matrix 52 to rotate mode freely.
According to spray nozzle device 50, by making rotating ring 70 rotate, and multiple swivel nozzle is made to rotate, it is possible to make the jet angle consecutive variations of water.Additionally, spray nozzle device 50 is described above simple structure, number of components is also less, processing ease, and durability, maintainability are excellent.It is additionally, since on the direction making rotating ring 70 rotate, bears hydraulic pressure hardly, it is possible to easily make the jet angle of water change.
Additionally, be the structure being integrally forming with swivel nozzle at embodiment 6 middle gear, but gear can also assemble as split as embodiment 1.
(structure of rotation control mechanism)
In above-described embodiment 1 to embodiment 6, as rotation control mechanism, it is shown that the combination examples of gear and ring gear, but the structure of rotation control mechanism is not limited to this.
Represent the schematic diagram of the spray nozzle device 80 using timing belt in rotation control mechanism in fig. 12.For the tooth of timing belt etc., eliminate diagram.In the spray nozzle device 80 shown in Figure 12, as the parts making swivel nozzle 82 rotate, the base portion at swivel nozzle 82 is provided with pulley 83.And, each pulley 83 at swivel nozzle 82 is added is provided with timing belt 84.And, the inner peripheral surface 88 at rotating ring 87 is provided with the friction means eliminating diagram.And, the auxiliary pulley 85 configured to rotate mode freely in the face of the ejection side of matrix 81 make timing belt 84 be arranged on rotating ring 87 the friction means of inner peripheral surface 88 contact.And, in order to ensure the tension force of timing belt 84, it is configured with suitable roller 86 in the face of the ejection side of matrix 81 to rotate mode freely.
In spray nozzle device 80, driving timing belt 84 by the rotation process of rotating ring 87, the driving of pulley 83 and timing belt 84 rotates accordingly, thus makes swivel nozzle 82 rotate.
Additionally, in the mode using timing belt, the inner peripheral surface at rotating ring is annularly formed with the tooth engaged with timing belt, and timing belt can also adopt two-sided timing belt.
In the mode using timing belt, compared with the mode making gear and ring gear directly engage, the degree of freedom of the allocation position of swivel nozzle is higher.In this approach, even if swivel nozzle not being arranged on matrix and being arranged on same circumference, it is also possible to make each swivel nozzle rotate identical angle simultaneously.
In fig. 13, the schematic diagram that have employed the spray nozzle device 90 making the intervenient rotation control mechanism of equipment gear is represented.Spray nozzle device 90 shown in Figure 13 has equipment gear 94, and the axle of this equipment gear 94 is fixed on the face of the ejection side of matrix 91 and configures to rotate mode freely.And, by equipment gear 94, the rotation of the ring gear 96 formed by the inner peripheral surface at rotating ring 95 is delivered to the gear 93 of the base portion of swivel nozzle 92.In spray nozzle device 90, adopt the structure that engages with 2 gears 93 of equipment gear 94, but the structure that equipment gear 94 engages with 1 gear 93 can also be adopted.
In making the intervenient mode of equipment gear, compared with the mode making gear and ring gear directly engage, the degree of freedom of the allocation position of swivel nozzle is higher.
(embodiment 7)
In above-described embodiment 1 to embodiment 6, it is shown that swivel nozzle inserted in spray-hole and make swivel nozzle be locked on the example of spray-hole in the inner side and outer side of matrix, but making swivel nozzle rotate the method being locked on matrix and be not limited to this.Additionally, in above-described embodiment 1 to embodiment 6, as the operation controlling parts, it is shown that rotating ring is rotated the example of operation, but the operation controlling parts is not limited to the rotation process of rotating ring.
Utilize Figure 14 to Figure 16, the spray nozzle device 110 of embodiments of the invention 7 is illustrated.Spray nozzle device 110 is many mouthfuls of nozzles of fire extinguishing, has matrix 112, swivel nozzle 140 and graduated disc 150.Graduated disc 150 is equivalent to the control parts of the present invention.
By a part of cross section, Figure 14 represents that figure, Figure 15 of structure of spray nozzle device 110 is the front view observing spray nozzle device 110 from ejection side.Figure 14 represents the cross section of the spray nozzle device 110 on the B-B position of Figure 15, and the swivel nozzle 140 etc. at rear eliminates record.And, Figure 16 is the side view of the direction observation spray nozzle device 110 of the arrow C from Figure 15.
As shown in figure 14, matrix 112 includes: front part 120, feed pipe connecting portion 114, hole parts 124 and front shroud 130.Front part 120 is the cylindric parts enclosing ejection side, in the face of the ejection side of front part 120, is formed with 4 inserting holes 122 inserted for hole parts 124 on same circumference, inserting hole 122 axially and spray nozzle device 110 axially identical.Hole parts 124 are the hollow parts being centrally formed spray-hole 128, and hold being relatively large in diameter of end portion 126, and it is inserted through in the inserting hole 122 of front part 120, are adhesively fixed on front part 120.And, the front end of hole parts 124 is prominent to ejection side from inserting hole 122.
Feed pipe connecting portion 114 is the parts of external diameter and the cylindrical shape of front part 120 formed objects, and it has feed water inlet 116, and this feed water inlet 116 is formed with the female thread for connection feed pipe engaged through the thread.And, engaged through the thread make feed water inlet 11 integrated with front part 120.The part of front part 120, hole parts 124 and feed pipe connecting portion 114 integration is equivalent to the matrix host of the present invention, and front shroud 130 is equivalent to the lid of the present invention.
Swivel nozzle 140 is the hollow part being centrally formed nozzle bore 148, the base portion 144 of water supply side, being relatively large in diameter of nozzle bore 148, has flange shape seat portion 142 in the end of water supply side.And, from seat portion 142 to ejection side slightly slightly offset position, gear 152 is being installed.And, in the leading section 146 of the ejection side of swivel nozzle 140, the axle of nozzle bore 148 tilts 7 degree relative to the axle of swivel nozzle 140.
Front shroud 130 is the discoideus parts at peripheral part with the cylindrical portion 134 being in a cylindrical shape extension, and cylindrical portion 134 is fixed on the periphery of front part 120 by screw 136.And, offer porose 132 in the position corresponding with swivel nozzle 140 of the circular plate like portion of front shroud 130, the diameter in this hole 132 is bigger than the diameter of the leading section 146 of swivel nozzle 140 and base portion 144, less than the diameter in the seat portion 142 of swivel nozzle 140.
And, in swivel nozzle 140, the base portion 144 being relatively large in diameter of nozzle bore 148 inserting apertured members 124, seat portion 142 is locked on matrix 112 when being held on front part 120 and front shroud 130 rotating mode freely.
In the face of the ejection side of matrix 112, as shown in Figure 15, Figure 16, it is locked on 4 equipment gears 154 of matrix 112 and configures engagingly with the gear 152 being arranged on swivel nozzle 140 rotating mode freely.And, the axle at each equipment gear 154 is provided with discoideus graduated disc 150.Implementing the peripheral part of graduated disc 150 for anti-skidding annular knurl processing, the outer radial that a part for the external diameter of graduated disc 150 compares matrix 112 is protruding outside.Additionally, graduated disc 150 can also be installed only at one of them equipment gear 154.
And, by rotary dial 150, make gear 152 rotate via equipment gear 154 such that it is able to make swivel nozzle 140 rotate.In embodiment 7, equipment gear 154 and gear 152 are equivalent to rotation control mechanism.
Spray nozzle device 110 according to embodiment 7, makes swivel nozzle 140 rotate by the rotation of graduated disc 150, it is possible to change the jet angle of the water of spray nozzle device 110.And, the such simple structure making the mechanism that the jet angle of spray nozzle device 110 changes be the rotation process by graduated disc 150 and to make swivel nozzle 140 rotate, wherein, the axle z of the nozzle bore 148 of the leading section 146 of swivel nozzle 140 tilts relative to the axle y of the rotating shaft as swivel nozzle 140.Thus, spray nozzle device 110 can be constituted with less number of components, processing ease, and durability, maintainability are excellent.In addition, change due to the leading section 146 by swivel nozzle 140 towards the pressure of water play the effect released by swivel nozzle 140 to the ejection side in the direction of the axle y of swivel nozzle 140, in the direction of rotation of the graduated disc 150 being substantially orthogonal with above-mentioned direction, therefore bear the pressure of water hardly.Thus, even if the pressure of the water of injection is significantly high, it is also possible to make graduated disc 150 rotate and make the jet angle of water easily change by less power.
In the structure of embodiment 7, make formation be formed obliquely to the radial outside of spray nozzle device 110 at the inserting hole 122 of front part 120, make hole parts 124 install obliquely relative to matrix 112, thus enable that the rotating shaft of swivel nozzle 140 tilts.In this case, if making the radial outside of the axial spray nozzle device 110 of equipment gear 154 be mounted obliquely within matrix 112, making gear 152 and equipment gear 154 is that then the engagement of gear is smooth and easy from the bevel gear spraying lateral water supply side undergauge.
Additionally, due to do not use the rotating ring of the peripheral part covering matrix in embodiment 7, so the shape of matrix is not limited to cylindric.
(embodiment 8)
In above-described embodiment 1 to embodiment 7, the rotation control mechanism such as gear is positioned at the outside of matrix, but also is able to adopt the structure housing rotation control mechanism in the inner side of matrix.
In embodiment 8, utilizing Figure 17 to Figure 19, the spray nozzle device 210 that the inner side at matrix contains rotation control mechanism illustrates.
In fig. 17, the structure of spray nozzle device 210 is represented by a part of cross section.Spray nozzle device 210 is many mouthfuls of nozzles of fire extinguishing, has matrix 212, swivel nozzle 240 and bar 260.Bar 260 is equivalent to the control parts of the present invention.
Matrix 212 includes front part 220, feed pipe connecting portion 214 and front shroud 230.Figure 18 is through front shroud 230 and observes the front view of spray nozzle device 210 from ejection side.Figure 17 represents the cross section on the D-D position of Figure 18.In fig. 17, the swivel nozzle 240 etc. at rear eliminates record.And, Figure 19 is the side view that spray nozzle device 210 is observed in the direction of the arrow E from Figure 18 through front shroud 230.
Front part 220 is the cylindric parts enclosing ejection side, in the face of the ejection side of front part 220, is formed with 4 axial spray-holes 222 towards spray nozzle device 210 on same circumference.Feed pipe connecting portion 214 is the parts of external diameter and the tubular of front part 220 formed objects, and it has feed water inlet 216, and this feed water inlet 216 is formed with the female thread for connection feed pipe engaged through the thread.And, engaged through the thread make feed pipe connecting portion 214 integrated with front part 220.The part of front part 220 and feed pipe connecting portion 214 integration is equivalent to the matrix host of the present invention, and front shroud 230 is equivalent to the lid of the present invention.
Swivel nozzle 240 is the hollow part being centrally formed nozzle bore 248, have ejection side base portion 244 and compared with base portion 244 insertion section 242 of the water supply side that external diameter is less.And, in the leading section 246 of ejection side front end of the base portion 244 of swivel nozzle 240, the axle z of nozzle bore 248 tilts 7 degree relative to the axle y of the rotating shaft as swivel nozzle 240.
Front shroud 230 is the cylindric parts enclosing ejection side, is formed with, in the position corresponding with swivel nozzle 240 in the face of ejection side, the hole 232 that diameter is more slightly larger than the diameter of swivel nozzle 240.
And, insert the discoideus lower gasket of hollow 254 in the end of base portion 244 side of the insertion section 242 of swivel nozzle 240, the insertion section 242 of swivel nozzle 240 is inserted in front part 220 spray-hole 222.And, in the position of the lower gasket 254 of the base portion 244 slightly away from swivel nozzle 240, gear 252 being installed, the ejection side at gear 252 inserts the discoideus upper gasket of hollow 256.
And, when the leading section 246 of swivel nozzle 240 is prominent from the hole 232 of front shroud 230, the cylindrical portion 234 of front shroud 230 is fixed on the peripheral part of front part 220 by screw 236.And, when being held on front part 220 and front shroud 230 between lower gasket 254 and upper gasket 256, swivel nozzle 240 is locked on matrix 212 to rotate mode freely.
And, between front part 220 and front shroud 230, it is configured with 4 axles and is supported on front part 220 and rotates asessory shaft 259 freely, be provided with at each asessory shaft 259 and be arranged on the equipment gear 258 that the gear 252 of swivel nozzle 240 engages with 2.
And, the bevel gear 250 of swivel nozzle 240 side is installed between the lower gasket 254 and gear 252 of a swivel nozzle 240.And, the bevel gear 262 engaged with bevel gear 250 it is configured with at the notch part 224 cut away on the top of the ejection side of front part 220.
The face in the face of front part 220 of bevel gear 262 is plane, in the face of the face of front shroud 230 is sphere.And, bevel gear 262 is fixed on the axle 264 in the axis hole that the notch part 224 being inserted in front part 220 is formed.And, axle 264 is protruding outside to front shroud 230, is provided with bar 260 on the top of axle 264.Then, the structure making axle 264 and bevel gear 262 rotate integrally by the operation of bar 260 is become.
In spray nozzle device 210, being made the bevel gear 262 of bar 260 side rotate by the operation of bar 260, the bevel gear 250 of swivel nozzle 240 side rotates linkedly with the rotation of bevel gear 262.And, the gear 252 being arranged on the swivel nozzle 240 coaxial with bevel gear 250 makes other swivel nozzle 240 rotate by equipment gear 258.
Thus, according to spray nozzle device 210, by the operation as the bar 260 controlling parts, it is possible to make multiple swivel nozzle 240 rotate, it is possible to make the jet angle of spray nozzle device 210 change simultaneously.And, the change of jet angle can by making swivel nozzle 240 rotation realize by simple gear combination.Thus, spray nozzle device 210 can be constituted with less number of components, processing ease, and durability, maintainability are excellent.In addition, by the leading section 246 of swivel nozzle 240 change towards the pressure of water play the effect released by swivel nozzle 240 to the ejection side in the direction of the axle y of swivel nozzle 240, so for making the operation of bar 260 that bevel gear 250 rotates bear the pressure of water hardly on the direction being substantially orthogonal with it.Thus, even if the pressure of the water of injection is significantly high, it is also possible to make the jet angle of water easily change with less power action bars 260.
In the structure of embodiment 8, make formation be formed obliquely to the radial outside of spray nozzle device 210 at the spray-hole 222 of front part 220, and the insertion section 242 of swivel nozzle 240 is inserted in spray-hole 222, thus enable that the rotating shaft of swivel nozzle 240 tilts.
Additionally, adopt bar as controlling parts in embodiment 8, and owing to not using the rotating ring of the peripheral part covering matrix, so the shape of matrix is not limited to cylindric.
(variation)
Making swivel nozzle in above-mentioned each embodiment is 4, but the quantity of swivel nozzle is not limited to 4.As long as swivel nozzle is more than 2, it becomes possible to make the jet angle consecutive variations of water.
And, in embodiment 1, the axle y of swivel nozzle 20 is 3 degree relative to the axle x of spray nozzle device 10 inclination angle (nozzle shaft inclination angle) tilted towards the radial outside of spray nozzle device 10, but can also reduce inclination further or increase inclination further.And, as long as nozzle shaft inclination angle is that within 20 degree, the processing of matrix is just relatively easy to, it is possible to the diameter of spray nozzle device 10 is suppressed less.
Additionally, the axle of swivel nozzle can also tilt towards the radially inner side of spray nozzle device with the angle within 20 degree.If represented with nozzle shaft inclination angle, then nozzle shaft inclination angle can be made within-20 degree.As long as nozzle shaft inclination angle is that within-20 degree, the processing of matrix is just relatively easy to, it is possible to suppress less by the diameter of spray nozzle device.And, in embodiment 1, the axle z of the nozzle bore 29 of the leading section 26 of spray nozzle device 20 inclination angle (nozzle bore inclination angle) relative to the axle y of base end part 23 is 3 degree, but can also reduce inclination further or increase inclination further.And, as long as nozzle bore inclination angle is within 20 degree, then no matter when making leading section be integrated, or when to make leading section be miscellaneous part, the formation of swivel nozzle is all relatively easy to.
And, formed in embodiment 1 rotating ring 30 inner peripheral surface ring gear 32 by make facewidth direction and spray nozzle device 10 axially consistent in the way of formed, but ring gear 32 can also to make facewidth direction with equal to or less than the angle at the nozzle shaft inclination angle ejection side towards water and formed in the way of the outside diameter inclination of rotating ring 30.Thus, when being arranged on the gear 28 of base portion 24 of swivel nozzle 20 and engaging with ring gear 32, the lopsidedness that the tooth of ring gear 32 tilts at gear 28, therefore ring gear 32 is good with engaging of gear 28, the smooth rotation of gear 28, the durability of spray nozzle device 10 is improved.
In embodiment 5, ring gear with the angle identical with nozzle shaft inclination angle with inclination.
But, in the spray nozzle device of the present invention, nozzle shaft inclination angle limits the size of jet angle, and nozzle shaft inclination angle is more big, and jet angle is more big.And, nozzle bore inclination angle limits the change of jet angle, and nozzle bore inclination angle is more big, and the change of jet angle is more big.
Thus, if nozzle shaft inclination angle is within 10 degree, then can spray water with long-range and towards the scope with regulation range.If additionally, nozzle bore inclination angle is within 10 degree, then can change spray field with long-range.
Therefore, if making nozzle shaft inclination angle is within 10 degree and to make nozzle bore inclination angle be within 10 degree, then for being positioned at long-range and there is the object of range, it is possible to suitably regulate spray field and spray water.
Additionally, in order to corresponding with the water spray of moderate range and the scope with range, it is also possible to nozzle shaft inclination angle and nozzle bore inclination angle are amplified to the scope till 20 degree.
And, in the spray nozzle device 10 of embodiment 1, it is respectively facing on the position of rotation of radial outside of spray nozzle device 10 in the leading section 26 of all swivel nozzles 20, the gear 28 of swivel nozzle 20 engages with the ring gear 32 of rotating ring 30, but engagement is not limited to this.Even if making the leading section 26 of each swivel nozzle 20 stagger towards time of the radial outside of spray nozzle device 10, it is also possible to change jet angle.
Additionally, in above-described embodiment 1, adopt and make each swivel nozzle rotate the structure of identical angle by the rotation of rotating ring, but the anglec of rotation of swivel nozzle can also be mutually different simultaneously.Even if the anglec of rotation of swivel nozzle is mutually different, it is also possible to change the jet angle of spray nozzle device.
The method making the nozzle bore of the leading section of swivel nozzle tilt relative to the axle of the base end part of swivel nozzle, is not limited to said method.Such as offering straight nozzle bore until after the leading section of swivel nozzle, leading section being curved processing, the nozzle bore of leading section can also be made to tilt.
Additionally, in the above embodiments 1, have employed the structure that the gear of the base portion making to be arranged on swivel nozzle will not highlight from the external diameter of matrix part, but be not limited to this.Become rotation control mechanism and include gear and ring gear and formed and gear from the structure that the external diameter of matrix part is prominent time, it is possible to so that more than the external diameter that the internal diameter of ring gear is matrix part, making rotating ring cover matrix part from water supply side.
The spray nozzle device of the present invention is structured with: by making the axle z of the nozzle bore of leading section rotate relative to the axle y of the rotating shaft as the swivel nozzle multiple swivel nozzles tilted simultaneously, jet angle can be changed, can also have various structures than the above described.Such as it also is able to adopt and makes control parts be rotating ring and swivel nozzle covers the structure from the prominent hole parts of matrix.
In addition, the spray nozzle device that the present invention relates to can be implemented in every way in the thought range of the present invention.
In the above-described embodiments, the spray nozzle device for the present invention has carried out the explanation of fire extinguishing purposes, but the purposes of the spray nozzle device of the present invention is not limited to fire extinguishing, it is also possible to be used for cleaning, spreading water.Additionally, the spray nozzle device of the present invention also is able to the injection of the liquid beyond for water.
Industrial applicability
When being used for putting out a fire by the spray nozzle device of the present invention, it is used in people's livelihood purposes, only passes through to be connected the water pipe of running water pipe with the water sucking mouth of spray nozzle device just to can be used in extinguishing operation.And, by the rotation as the rotating ring controlling parts, it is possible to regulate spray field, it is possible to be smoothed out the extinguishing operation of the scope of range with keeping safe distance.
Be additionally, since by the leading section of swivel nozzle change towards the pressure of water play the effect released by swivel nozzle to the axial ejection side of swivel nozzle, so bearing the pressure of water in the direction of rotation of the rotating ring being substantially orthogonal with above-mentioned direction hardly.Therefore, rotating ring just can being made to rotate by less power, therefore old man or pupil also are able to easy use, are effective for early stage fire extinguishing.
In addition, the spray nozzle device of the present invention is described above as the structure that the rotating ring for regulating spray field bears the pressure of water hardly, is consequently adapted to use as by the fire extinguishing nozzle being connected by the front end adopting water and the sparge pipe pumped up of the motor ladder etc. of fire-fighting.And, by making rotating ring rotate, it is possible to do not change carry out extinguishing operation position, also do not change spray nozzle device towards, change water spray area accordingly with the area to put out a fire, therefore, it is possible to alleviate the burden of fire fighter, and shorten the time that fire fighting is required.
Even if additionally, when using graduated disc, bar as when controlling parts, also due to the impact of pressure of water is born in the operation controlling parts hardly, so the spray nozzle device of the present invention can easily vary jet angle.

Claims (15)

1. a spray nozzle device, it sprays liquid, it is characterised in that including:
Matrix, it is formed with the supply mouth receiving liquid supply and connects with this supply mouth and the spray-hole of at liquid more than 2 of ejection side opening；Swivel nozzle, it is more than 2, is arranged in this matrix accordingly with this spray-hole, and is locked on this matrix to rotate mode freely；And control parts, it controls the rotation of this swivel nozzle,
It is formed with the nozzle bore that the liquid of the spray-hole by flowing into described matrix sprays to the ejection side of spray nozzle device at described swivel nozzle,
The axle of the described nozzle bore of the leading section of the ejection side of described swivel nozzle tilts relative to the rotating shaft of this swivel nozzle,
Between described control parts and described swivel nozzle, there is the rotation control mechanism making this swivel nozzle rotate by the operation of these control parts.
2. spray nozzle device as claimed in claim 1, it is characterised in that:
Having the rotating ring of tubular as described control parts, this rotating ring covers the peripheral part of described matrix to rotate mode freely,
Described swivel nozzle is inserted in described spray-hole, is arranged in described matrix with the state that the ejection side to liquid is prominent,
Described swivel nozzle is locked on this matrix in the inner side of described matrix to rotate mode freely, and it is locked on the outside of this matrix in the ejection side of the liquid of this matrix to rotate mode freely from the protuberance of described spray-hole this swivel nozzle prominent to the ejection side of liquid
Between inner peripheral surface at described rotating ring and the protuberance of the described swivel nozzle in the face of this inner peripheral surface, there is the rotation control mechanism that the rotation process by this rotating ring makes this swivel nozzle rotate.
3. spray nozzle device as claimed in claim 1, it is characterised in that:
Described matrix includes being formed with the matrix host of described spray-hole and described supply mouth and being formed for the lid in the hole that described swivel nozzle is inserted,
Ejection side at described matrix is configured with graduated disc and is used as described control parts,
Described spray-hole is protrudedly formed to the ejection side of described matrix host along with cylindric hole parts,
The state that described swivel nozzle is inserted in the nozzle bore of this swivel nozzle with described hole parts is arranged in described matrix host,
Described swivel nozzle is prominent to the ejection side of described matrix in the hole of described lid from being formed,
Described lid is fixed on described matrix host, and the end of the described matrix side of described swivel nozzle is sandwiched between described lid and this matrix host, and described swivel nozzle is locked on described matrix to rotate mode freely,
Between described graduated disc and the protuberance highlighted from described lid of described swivel nozzle, there is the rotation control mechanism that the rotation process by this graduated disc makes this swivel nozzle rotate.
4. spray nozzle device as claimed in claim 1, it is characterised in that:
Described matrix includes being formed with the matrix host of described spray-hole and described supply mouth and being formed for the lid in the hole that described swivel nozzle is inserted,
Peripheral part at described matrix is configured with bar and is used as described control parts,
Described swivel nozzle is arranged in described matrix host when the end of described matrix host side is inserted in described spray-hole,
The leading section of described swivel nozzle is prominent to the ejection side of described matrix in the hole of described lid from being formed,
Described lid is fixed on described matrix host, and described swivel nozzle is sandwiched between described lid and this matrix host, and is locked on this matrix to rotate mode freely,
Between described bar and described swivel nozzle, have by change this bar towards the operation rotation control mechanism that makes this swivel nozzle rotate.
5. the spray nozzle device as according to any one of Claims 1-4, it is characterised in that:
Leading section that described swivel nozzle includes having liquid ejection outlet and be locked on the swivel nozzle main body of described matrix to rotate mode freely, nozzle bore being axially formed along this leading section of this leading section, this leading section is installed obliquely relative to swivel nozzle main body.
6. the spray nozzle device as according to any one of Claims 1-4, it is characterised in that:
Described swivel nozzle forms as one with comprising leading section, and the axle of this leading section and the rotating shaft of this swivel nozzle are same axles, and the nozzle bore of this leading section is formed obliquely relative to the rotating shaft of this swivel nozzle.
7. the spray nozzle device as according to any one of Claims 1-4, it is characterised in that:
Described rotation control mechanism can make each described swivel nozzle rotate identical angle simultaneously,
Described swivel nozzle towards being adjusted so that the hole of the leading section of each swivel nozzle is simultaneously relative to the centrally directed outermost of the ejection side of spray nozzle device.
8. the spray nozzle device as according to any one of Claims 1-4, it is characterised in that:
The rotating shaft of the described swivel nozzle of described matrix it is arranged in accordingly parallel relative to the axle of the injection direction of described spray nozzle device or tilt with the direction towards ejection side and along the center of the ejection side away from this spray nozzle device of the angle within 20 degree with described spray-hole.
9. spray nozzle device as claimed in claim 8, it is characterised in that:
The axle of the nozzle bore of the leading section of described swivel nozzle tilts with the angle within 20 degree relative to the rotating shaft of this swivel nozzle.
10. spray nozzle device as claimed in claim 7, it is characterised in that:
The rotating shaft of described swivel nozzle is identical relative to the inclination angle that the rotating shaft of this swivel nozzle tilts with the axle of the nozzle bore of the leading section of this swivel nozzle relative to the inclination angle that the direction at the center axially away from ejection side of described spray nozzle device tilts.
11. the spray nozzle device as according to any one of Claims 1-4, it is characterised in that:
Tilt with the direction towards ejection side and along the center of the ejection side near this spray nozzle device of the angle within 20 degree relative to the axle of the injection direction of described spray nozzle device with the rotating shaft of the described swivel nozzle that described spray-hole is arranged in described matrix accordingly.
12. the spray nozzle device as according to any one of Claims 1-4, it is characterised in that:
Being formed with central injection hole at described matrix, this central injection hole is at the central part opening of the ejection side of this matrix and connects with described supply mouth in the inside of this matrix.
13. spray nozzle device as claimed in claim 2, it is characterised in that:
Described swivel nozzle ejection side on the matrix is arranged on same circumference,
The base portion in described matrix side of the protuberance of described swivel nozzle has gear, and the inner peripheral surface at the described rotating ring in the face of this gear is formed with the ring gear engaged with this gear.
14. spray nozzle device as claimed in claim 13, it is characterised in that:
The rotating shaft of described swivel nozzle tilts relative to radial outside towards ejection side and towards this spray nozzle device of the axle of described spray nozzle device,
The ring gear formed at the inner peripheral surface of described rotating ring is with the angle at the inclination angle of the rotating shaft equal to or less than this swivel nozzle, and the outside diameter towards ejection side and towards this rotating ring is formed obliquely.
15. spray nozzle device as claimed in claim 2, it is characterised in that:
Have between described matrix and described rotating ring and make this rotating ring be locked on the card locking mechanism of this matrix to rotate mode freely.
CN201310442264.8A 2013-02-28 2013-09-24 Spray nozzle device Active CN104014438B (en)

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Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3229972B1 (en) * 2014-12-11 2019-06-19 Husqvarna AB Spray head and spraying apparatus
FR3041885B1 (en) * 2015-10-06 2019-07-26 Exel Industries METHOD FOR MANUFACTURING A GUN FOR APPLYING A COATING PRODUCT AND PISTOL FOR APPLYING A COATING PRODUCT
DE102016212612B4 (en) * 2016-07-11 2020-01-30 Minimax Gmbh & Co. Kg Fire extinguishing device for installation in a room and for fighting fires in several sectors of the room, as well as fire extinguishing system with the same
CN107043084B (en) * 2016-10-31 2019-01-11 上海霏润机械设备有限公司 A kind of equipment and its operating method for fluid storage and supply
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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001314782A (en) * 2000-05-09 2001-11-13 Eagle Parts Co Ltd Spray nozzle
KR20110057291A (en) * 2009-11-24 2011-06-01 김영환 Rotary nozzle of rotary regulation device
JP2011125805A (en) * 2009-12-18 2011-06-30 Soichi Imai Nozzle for rotary gun
JP2012135460A (en) * 2010-12-27 2012-07-19 Dproject Co Ltd Water discharge nozzle device for fire extinguishing

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5618120Y2 (en) * 1977-03-14 1981-04-27
JPH0621769U (en) * 1992-08-21 1994-03-22 株式会社クボタ Rotating fountain
JP2705719B2 (en) * 1995-03-14 1998-01-28 川崎重工業株式会社 High pressure water jet cleaning device
JP2005118761A (en) * 2003-10-20 2005-05-12 Toto Ltd Fluid jetting apparatus
JP2006346846A (en) * 2005-06-15 2006-12-28 Terue Shin Gripping device of robot hand by reciprocative turning
JP4361590B1 (en) * 2008-06-04 2009-11-11 中央理化工業株式会社 Fire extinguishing nozzle device
JP5553261B2 (en) * 2010-04-28 2014-07-16 株式会社大気社 COATING GUN AND COATING METHOD USING THE COATING GUN

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001314782A (en) * 2000-05-09 2001-11-13 Eagle Parts Co Ltd Spray nozzle
KR20110057291A (en) * 2009-11-24 2011-06-01 김영환 Rotary nozzle of rotary regulation device
JP2011125805A (en) * 2009-12-18 2011-06-30 Soichi Imai Nozzle for rotary gun
JP2012135460A (en) * 2010-12-27 2012-07-19 Dproject Co Ltd Water discharge nozzle device for fire extinguishing

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