CN101318165A - Self-driving rotary dispensing device - Google Patents
Self-driving rotary dispensing device Download PDFInfo
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- CN101318165A CN101318165A CNA2008100714326A CN200810071432A CN101318165A CN 101318165 A CN101318165 A CN 101318165A CN A2008100714326 A CNA2008100714326 A CN A2008100714326A CN 200810071432 A CN200810071432 A CN 200810071432A CN 101318165 A CN101318165 A CN 101318165A
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Abstract
The invention discloses a self-driving rotational flusher, comprising a base and a nozzle body; the inlet of the base is connected with an outside fluid delivery pipe; a fluid flow passage is arranged in the nozzle body; at least one nozzle and/or muzzle are/is arranged on the outlet end of the fluid flow passage; the inlet end thereof is rotatably connected with the base through connecting pieces and is communicated with a base cavity; the device is also provided with a driving mechanism; the driving mechanism at least comprises a driven impeller; the driven impeller is arranged in a fluid cavity with pressure between the base and the nozzle body; the driving mechanism and the nozzle body rotate as a whole. The invention can also arrange an eccentric muzzle that can produce eccentric torque on the nozzle body; the jetting pushing function and the superposition driven by the driven impeller can speed up the rotating of the nozzle body; the nozzle body drives the nozzle, the muzzle or a spray rod which is arranged on the nozzle body to rotate, thus achieving good spraying and jetting effects. The self-driving rotational flusher can use water, oil or other liquid as well as gas/liquid fluids or multi-phase fluids.
Description
Technical field
The present invention relates to a kind of flusher, especially refer to a kind of self-driving rotary dispensing device, be mainly used in fire-fighting domain, especially relate to the rotary nozzle or the rotary dispensing device that use in the automatic fire extinguishing system, also can be used for other rotary-jets such as spray for dust suppression, spray-drying, spraying sprinkling irrigation.
Background technology
Shower nozzle is used for the terminal eruption of automatic fire extinguishing system pipeline extinguishing chemical, also can be used for spray for dust suppression, spray-drying, spraying sprinkling irrigation or the like.Waterfog head that system passes or foam nozzle or fine mist spray head are stationary nozzles, owing to be subjected to its sprinkling of structural limitations irregular, exist in the protection zone and spray the dead angle.Solution is that rotation is sprayed, and this need use rotary nozzle, and the rotary power of traditional rotary nozzle is by motor-driven, but motor driven systems complex structure, volume greatly also need power, and is not suitable for very much the fire-fighting sprinkler use.Application number is that 200520091525.7 Chinese utility model patent has been announced a kind of big flow shower nozzle that divides impeller with the water slug rotation, it belongs to the rotation of traditional splash box, helpful to solving even sprinkling problem, but because current are that open spattering makes its rotation on blade, therefore rotate slowly, be difficult to accomplish evenly spray fast, and it rotates, and centrifugal momentum is little, the extinguishing chemical momentum is limited, in addition, spraying drop can not nebulize.Application number is the Chinese invention patent application case of 200510034232.X, discloses a kind of fire gun with fan blade shape R-joining, and its injection torque is little, rotates slowly, and is limited to the jeting effect that increases area, and the drop that ejects can not mist formation.
Quick local fire extinguishing need directly be sprayed onto water catches fire thing everywhere, so the uniformity of spray water is very important.Rotation is sprayed waterfog head, especially even more important to the mesolow fine mist spray head, because the spraying droplet of fixed mesolow spray fine mist spray head is little, momentum is little, spray is not far, this petty action amount spraying is difficult to enter flame depths, influence fire extinguishing effect, the popularization of this serious overslaugh Medium and Low Pressure Water Mist Fire Extinguishing.
Summary of the invention
The technical problem that institute of the present invention desire solves is to provide a kind of hydro powered mode of utilizing to do the self-driving rotary dispensing device that spinning is sprayed, and makes even sprinkling or spraying that it can rapid large-area under mesolow.
For reaching above-mentioned technical problem, technical solution of the present invention is:
A kind of self-driving rotary dispensing device comprises pedestal and sprayer body; Be provided with a chamber in the pedestal, seat chamber inlet connects outside pipe conveying fluid; Be provided with the fluid passage in the sprayer body, the fluid passage output is provided with at least one nozzle or/and shower nozzle; This sprayer body is a rotor block, and sprayer body and its nozzle that is provided be or/and shower nozzle rotary balance body greatly most, and the fluid passage input of sprayer body is rotationally connected with pedestal by coupling assembling and communicate with the seat chamber; Described rotary dispensing device also is provided with the driving mechanism that produces the moment of torsion that drives the sprayer body rotation with the mobile thrust of fluid, this driving mechanism is for comprising a kind of driving mechanism that is hit the formula impeller at least, hit the formula impeller and be arranged in the fluid chamber between pedestal and the sprayer body driving mechanism and sprayer body unitary rotation with pressure.
Described driving mechanism also comprises at least two eccentric nozzles that are arranged at the sprayer body periphery, sprayer body shape and the nozzle that is provided with on it or shower nozzle shape and the space that is roughly around the sprayer body axis that distributes rotate symmetric figure, and projection and the sprayer body axle center of the jet flow center line of eccentric nozzle in the vertical plane of sprayer body axis has eccentric throw, and the direction of rotation of the jet direction of eccentric nozzle and impeller propelled sprayer body.
Described is to have to accept the bucket shape blade that eddy flow impacts or the impeller of plate vane by the formula impeller of hitting, the corresponding with it circle eddy flow spout of in the seat chamber of impeller periphery, fixing, impeller be fixed on the input of sprayer body or be fixed on coupling assembling that sprayer body is fixedlyed connected on.
Described is to have the axial-flow type of dihedral vane or semiaxis streaming slurry shape impeller by the formula impeller of hitting, impeller be fixed on the input of sprayer body or be fixed on coupling assembling that sprayer body is fixedlyed connected on.
Described coupling assembling is rolling bearing, steel ball assembly or rotational slide bearing.
Described coupling assembling is a swivel joint, and swivel joint is made of interior coupling, bearing arrangement and the seal of tape input delivery outlet; The fixedly connected swivel joint nipple of described pedestal, perhaps both integrate, and described sprayer body is fixedlyed connected with the swivel joint coupling; On the described input that is fixed in sprayer body by the formula impeller of hitting or be fixed in the swivel joint coupling that is connected with sprayer body, impeller is accepted the fluid thrust that flows and is produced rotation torque, driven rotary joint and sprayer body unitary rotation.
Described sprayer body is at least one cross body, is provided with the cross fluid passage in the cross body, is equipped with an eccentric nozzle at the reverse rotational direction of each spider of sprayer body, and each eccentric nozzle all communicates at an angle with the fluid passage.
The nozzle of described sprayer body periphery or eccentric nozzle are eye shape hole nozzle.
Described sprayer body is shower nozzle independently, and the shower nozzle of this shower nozzle or fluid passage output is the spray gun or the fog-spray nozzle of fine mist spray head, water spray shower nozzle, foam or foam spray shower nozzle, deluge sprinkler, oil or other fluid.
Described pedestal is the temperature-sensitive normally close valve, and rotary dispensing device becomes the enclosed rotary dispensing device of being opened by temperature-sensitive element control.
Described sprayer body fluid passage output is provided with some large through-holes, and the embedded intrinsic mist core nozzle of this large through-hole forms self-driven mist rotary dispensing device.
Described sprayer body or shower nozzle are long hard tube spray gun, Great Wall Software's lance tube or liquid gas injection formula venturi atomizing lance; This liquid gas injection formula venturi atomizing lance is made up of bleed chamber, trunnion, the diffusion injection spray pipe of atomized spray mouth, band suction hole.
After adopting such scheme, because being the quilt that is provided with sprayer body one interlock, the present invention hits the formula impeller in a pressure chamber, make and hit the formula impeller and produce and hit the formula torque and drive the sprayer body rotation by whole fluids thrust that flows, can also utilize and be hit formula torque and the rotation of the common driving of jet propulsion formula torque stack sprayer body, therefore under the situation of mesolow, the sprayer body fast rotational be can make, thereby quick and large-area sprinkling or spray effect obtained.In addition, the present invention can pass through to change its shape of nozzle (eye shape hole nozzle), or large through-hole directly is set with the various thin water atomization core nozzles of build-in at the nozzle place, like this can atomized spray effect.
More specifically, advantage of the present invention is to utilize fire-extinguishing fluid self-energy rotation sprayer body and do not need external force to drive, and is simple in structure, and the sprinkling quality of stationary nozzle and fire extinguishing effect are greatly improved.And the benefit of rotating spraying is to overcome: a) be subjected to the existing stationary nozzle of structural limitations to spray irregular even exist in the protection zone to spray the dead angle; B) the sprinkling momentum of existing stationary nozzle is limited, and especially fine mist spray head need spray mist, water droplet is very little, under mesolow spray not far, this petty action amount spraying is difficult to enter flame depths, influence fire extinguishing effect.And rotating spraying exactly can overcome above-mentioned two critical defects of stationary nozzle.Rotating spraying is that total space wheel changes and sprays, and does not deposit blank blind area, and the droplet of rotating spraying have the centrifugal intertia force that shower nozzle rotates thus spray far, spray momentum is big.Self-driving rotary dispensing device of the present invention can be multiple fire-fighting cyclone nozzles such as big water droplet spraying type, water spray type, thin water smoke type, air water mist type, foam type, foam spray type, thereby the present invention is suitable for the large space fire extinguishing and the fire extinguishing of other water system is used, and has also opened up new road for the Medium and Low Pressure Water Mist Fire Extinguishing system applies of environmental protection.Moreover rotary dispensing device of the present invention can make water, oil or other liquid, also can use working medias such as gas, liquid two fluids or gas, liquid, powder multiphase flow, can be used for other spraying sprinkling field, thereby applied widely.
Description of drawings
Fig. 1 is the rotary dispensing device structural representation that the embodiment of the invention 1 reaction type rotating drive mechanism and jet propulsion formula rotating drive mechanism are united driving;
Fig. 1-the 1st, the D of Fig. 1 is to schematic diagram;
Fig. 1-2 is that the B-B of Fig. 1 is to the jet flow schematic diagram;
Fig. 2 is that the embodiment of the invention 2 reaction types and jet propulsion formula are united driving, and the rotary dispensing device structural representation of band slip swivel bearing;
Fig. 2-the 1st, the A of Fig. 2 is to schematic diagram;
Fig. 3 is the flusher structural representation of the embodiment of the invention 3 band reaction type rotating drive mechanisms;
Fig. 4 is the flusher structural representation that the embodiment of the invention 4 impact type rotating drive mechanisms are furnished with multiple shower nozzle;
Fig. 4-the 1st, the T-T generalized section of Fig. 4;
Fig. 4-the 2nd, the another kind of impact type impeller of the T-T section of Fig. 4 schematic diagram;
Fig. 4-the 3rd, another impact type impeller schematic diagram of the T-T section of Fig. 4;
Fig. 5 is the embodiment of the invention 5 impact types and the synergy of jet propulsion formula and the flusher schematic diagram with superposing type sprayer body;
Fig. 5-the 1st, the K-K of Fig. 5 is to view;
Fig. 6 is the another kind of flusher structural representation of the embodiment of the invention 6 band impact type rotating drive mechanisms;
Fig. 7 is the oblique generalized section in spout eye shape hole (being the structural representation of the jet propulsion spray orifice of embodiment 7 impact types and the jet propulsion formula flusher of uniting driving) among Fig. 6;
Fig. 8-the 1st, a kind of bispin stream of the present invention series nozzle atomizing core;
Fig. 8-the 2nd, the F-F generalized section of Fig. 8-1;
Fig. 8-the 3rd, a kind of rotor atomizing cored structure schematic diagram of the present invention with the impingement holes nozzle;
Fig. 9 is that the embodiment of the invention 8 impact types and reaction type are united the structural representation that rotation drives long tube spray gun or sprinkler.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
Embodiment 1: for reaction type rotating mechanism of the present invention and jet propulsion formula rotating mechanism are united the flusher of driving, shown in Fig. 1, Fig. 1-1 and Fig. 1-2.
Described rotary dispensing device mainly comprises pedestal 1 and sprayer body 2.Wherein: form a seat chamber in the described pedestal 1, seat chamber one end is connected with outside pipe conveying fluid (not shown) for inlet 11, and the other end is an outlet plenum 12, and this inlet 11 can be provided with a filter 13.
Described sprayer body 2 is for being rotor block, be provided with fluid passage 21 in it, the input of this fluid passage 21 is rotationally connected with pedestal 1 by a coupling assembling and communicates with the seat chamber, and its output connects plurality of nozzles 22, and this sprayer body and its nozzle that is provided be the rotary balance body greatly most.
Described coupling assembling can be swivel joint 3, and this swivel joint 3 comprises coupling 31, bearing 32, bearing gland 33, Spring Card 34 and some sealings 35; These coupling 31 belows are connected with sprayer body 2, and its top is placed on the outlet plenum chamber wall 37 as the pedestal 1 of nipple, and described bearing 32 is located between the two; 34 of Spring Cards are stuck on the bearing 32 in order to rigid bearing 32, and described bearing gland 33 is placed in the coupling 31; Described sealing 35 can be common O shape circle, also can constitute combination sealing by the O shape circle of groove the inside and the wear-resisting low frictional resistance plastic hoop in the outside.Between described coupling 31 and the sprayer body 2, and all can the mode of being spirally connected be connected between described outlet plenum chamber wall 37 and the bearing gland 33, but and 31 quick rotation of the nipple of this swivel joint 3 and coupling and do not reveal the pressure flow body of inside.Need to prove, the inside and outside joint of swivel joint of the present invention, be not refer on the space inside and outside, but the joint that is connected or directly replaces pedestal with pedestal all is defined as nipple, and the joint that is connected with sprayer body is defined as coupling.
Described self-driving rotary dispensing device also is provided with is accepting the driving mechanism that the mobile thrust of fluid produces the moment of torsion that drives sprayer body 2 rotations.The quilt that this driving mechanism can be in the fluid chamber with pressure that is arranged between pedestal 1 and the sprayer body 2 hits the formula impeller, and this quilt hits formula impeller and sprayer body 2 unitary rotation, and rotation direction and above-mentioned connecting thread to screw direction consistent.In the present embodiment, described impeller is axial-flow type or the semiaxis streaming slurry shape impeller 4 that has dihedral vane.This slurry shape impeller 4 is fixed in the coupling 31 of swivel joint 3, and it can be provided with 1～2 circle, and every circle slurry shape impeller 4 can have 3～6 paddles; And this slurry shape impeller 4 also can be fixed on the inlet of sprayer body 2, perhaps respectively is provided with one in coupling 31 and sprayer body inlet.When in pedestal 1 outlet plenum 12 axially or inclined shaft during to water impact slurry shape impeller 4, bourn acting force can produce the rotational component squares to slurry shape impeller 4, rotates thereby drive sprayer body 2, forms the reaction type rotating drive mechanism.
Described driving mechanism also can be at least two eccentric nozzles 23 that are arranged on the sprayer body 2, shown in Fig. 1-2, each eccentric nozzle 23 is the space rotation around sprayer body 2 axis and is symmetrically distributed, and the jet flow center line of eccentric nozzle 23 is being provided with eccentric throw h perpendicular to the plane inner projection of sprayer body axis and the axle center of sprayer body 2, when eccentric nozzle 23 sprays fluid, the reaction force that fluid sprays forms torque to sprayer body 2, promote sprayer body 2 rotations, and the common no torque jet 22 and the eccentric nozzle 23 that drive on the sprayer body 2 rotate together, thus formation jet propulsion formula rotating drive mechanism.Above-mentioned eccentric nozzle 23 has constituted the rotating drive mechanism that reaction type and jet propulsion formula are united driving with above-mentioned slurry shape impeller 4.The jet direction of eccentric nozzle and impeller drive the direction of rotation of sprayer body 2 in the above-mentioned driving mechanism, and the direction of rotation of sprayer body 2 will with all connecting threads to screw direction consistent.
Particularly, continue to cooperate shown in Fig. 1-2, the described sprayer body 2 of present embodiment is a cross body 24, also be provided with cross fluid passage 21 in the cross body 24, reverse rotational direction at each spider of sprayer body 2 is equipped with an eccentric nozzle 23, and each eccentric nozzle 23 all communicates at an angle with fluid passage 21.In addition, the spider outer end of this sprayer body 2 also can be provided with common no torque jet 22.
Embodiment 2: for reaction type of the present invention and jet propulsion formula are united driving, and the flusher of band slip rotating bearing structure, shown in Fig. 2 and Fig. 2-1.
The described self-driving rotary dispensing device of present embodiment also comprises pedestal 1, sprayer body 2, coupling assembling and driving mechanism.Wherein:
Be provided with a chamber in the described pedestal 1, it comprises inlet 11 and outlet plenum 12.
Described sprayer body 2 structures are identical with the foregoing description 1, are the sprayer body 2 that is provided with cross body 24, which is provided with common no torque jet 22 and eccentric nozzle 23, and this off-centre nozzle 23 forms jet propulsion formula rotating drive mechanism.
Described driving mechanism also comprises the slurry shape impeller that has dihedral vane.
The difference of present embodiment and embodiment 1 is: described slurry shape impeller be slurry shape impeller 4 with oblique plate shape paddle ', the slurry shape impeller 4 of this sheet shape paddle ', also can be die casting for again each blade bending being made at angle after the flaky material punching press.In addition, the described coupling assembling of present embodiment comprises that sprayer body connects cover 5, this sprayer body connects cover 5 bottoms and is connected (can connect threadably) with sprayer body 2, its top fix described slurry shape impeller 4 ', and this sprayer body connects cover 5 axle sleeves in the outlet plenum 12 of pedestal 1 below, connects thereby form slip swivel bearing formula.For reducing the frictional force of rotational slide, described sprayer body connects between cover 5 and the axis hole 12 can be provided with dead slot 14, and this dead slot place also can be provided with the axis hole sealing to replace flat seal 35.
Embodiment 3: for the structure of the another kind of band of the present invention reaction type rotating drive mechanism flusher, referring to Fig. 3.
Described flusher mainly comprises pedestal 1 and sprayer body 2a.Wherein:
Be provided with a chamber equally in the described pedestal 1, and be provided with inlet 11 and outlet plenum 12, this inlet 11 is provided with a filter 13.
Described sprayer body 2a can be revolving body, is provided with fluid passage 21a in it, and the input of this fluid passage 21a is rotationally connected and communicates with pedestal 1 by coupling assembling, and this sprayer body 2a periphery is provided with plurality of nozzles 22a.
Described self-driving rotary dispensing device also comprises driving mechanism, and this driving mechanism can be the slurry shape impeller 4 in the pressure chamber that is arranged between pedestal 1 and the sprayer body 2a, thereby forms the reaction type rotating drive mechanism.
The described coupling assembling of present embodiment comprises that mainly sprayer body connects cover 5 and some steel balls 51.This sprayer body connects the top that cover 5 can be bolted in sprayer body 2a, and perhaps one-body molded with sprayer body 2a, it is placed in the outlet plenum 12 of pedestal 1, and 4 in described slurry shape impeller can be fixed in the top that this sprayer body connects cover 5.Outlet plenum 12 outer walls of described pedestal 1 are provided with 1～2 ring annular groove 14, uniform some in this groove 14 with footpath through hole 15, its built-in steel ball 51 slightly littler than through hole 15, steel ball 51 is positioned in the arc-shaped ring groove 52 that sprayer body connects cover 5 outer walls, and a ring set 53 is pressed on the outer wall of two semi-circular bearing shims 54 being located in steel ball 51 circumferential annular groove 14 and outlet plenum 12; And these outlet plenum 12 inwalls and sprayer body connect between cover 5 outer wall running clearance.
The sprayer body 2a outer wall of present embodiment is offered some large through-hole 25a, 25b, can be used to the atomizing core nozzle of the solid various absolute construction of build-in or spiral shell in this large through-hole 25a, the 25b, has the nozzle 22a of special spray effect with formation.For example: but present embodiment around the thin water smoke atomizing of build-in core nozzle 8a in the large through-hole 25a of position; The two spout atomizing of build-in eddy flow vortex flow core nozzle 8b in the large through-hole 25b of bottom.Atomizing core nozzle that also can other form of build-in in described large through-hole 25a, the 25b, as foam atomizing core, hit hole air water mist atomizing core or the like mutually, also can other class shower nozzle of build-in, as adopt other as class shower nozzles such as foam, water smoke or the like.In large through-hole, be provided with the jet propulsion formula nozzle that nozzle also has eccentric throw, form the rotary dispensing device of reaction type and jet propulsion formula stack.
Embodiment 4: be the structure that impact type rotating drive mechanism of the present invention is furnished with multiple shower nozzle flusher, its structural representation such as Fig. 4, Fig. 4-1, Fig. 4-2 and Fig. 4-3.
Described self-driving rotary dispensing device mainly comprises pedestal 1, sprayer body, coupling assembling and driving mechanism.Described pedestal 1 also is provided with inlet 11 and outlet plenum 12, this inlet 11 is connected with water supply line by a three-way pipe 9, the top inlet of this three-way pipe 9 is provided with a filter 13, its side is provided with a temperature-sensitive normally close valve 91, the outlet of normally close valve 91 connects coupling assembling through pedestal 1 below, this coupling assembling is that (its structure is identical with the foregoing description 1 for swivel joint 3, no longer describe), coupling 31 belows of this swivel joint 3 are connected with sprayer body, the quilt that is provided with in the pressure chamber of the coupling 31 between described pedestal 1 and the sprayer body hits the formula impeller, this impeller can be the impeller 6 (as Fig. 4-1) with bucket shape blade of accepting the eddy flow impact, or for having impeller 6 ' (as Fig. 4-2) of arc plate vane, also can be impeller 6 with straight plate vane " (as Fig. 4-3); this impeller 6 is fixed in the coupling 31 by wheel support 61; and the corresponding circle eddy flow spout 62 of fixing in pedestal 1 chamber of impeller 6 peripheries or in coupling 31 vestibules with its blade, this eddy flow spout 62 can be arranged on the holder 63.When impeller 6 is subjected to the eddy flow impulsive force of eddy flow spout 62, just drives coupling 31 and sprayer body unitary rotation, thereby constitute the impact type rotating drive mechanism.Same, the direction of rotation of sprayer body and each connecting thread to screw direction consistent.
The sprayer body that present embodiment is spirally connected below the coupling 31 of swivel joint 3 can be all kinds of shower nozzles such as foam nozzle 7a, air water spray painting head 7b, fine mist spray head 7c, water spray shower nozzle 7d, big water droplet spray cyclone nozzle 7e, thereby forms various specific enclosed rotary dispensing devices; As enclosed foam or foam spray cyclone nozzle, the thin water smoke of enclosed or air water mist cyclone nozzle, enclosed water spray or flushers such as big water droplet spray cyclone nozzle, enclosed mist of oil rotary nozzle; Present embodiment is as just having become corresponding open type rotary nozzle such as foam or foam spray cyclone nozzle, thin water smoke or air water mist cyclone nozzle, water spray or flushers such as big water droplet spray cyclone nozzle, mist of oil rotary nozzle at 91 above-mentioned each enclosed rotary nozzles of swivel joint 3 inlet cancellation temperature-sensitive normally close valves.This sprayer body and its nozzle that is provided be or/and shower nozzle rotary balance body greatly most,
Embodiment 5: for the rotary dispensing device of impact type of the present invention and the synergy of jet propulsion formula and a plurality of sprayer bodies that superpose, shown in Fig. 5 and Fig. 5-1.
Present embodiment is substantially the same manner as Example 1, and same section no longer repeats.And present embodiment different is: the sprayer body 2 of the two-layer cross body of vertical stack below the swivel joint 3 of the foregoing description 1, and the cross body of two-layer sprayer body 2 is crisscross arranged (as Fig. 5-1), thereby constitutes the flusher with impact type and the pusher combination of multilayer spray drives structure.2 of above-mentioned two-layer sprayer bodies can be threaded and finger setting, and the bottom surface of the sprayer body 2 of lower floor also can be provided with some no torque jets 22.The sprayer body 2 of present embodiment lower floor also may instead be the shower nozzle with various special spray effects, as the shower nozzle of foam nozzle 7a shown in Figure 4 among the embodiment 4 or the like various structures.
Bearing in the described swivel joint 3 of present embodiment is a double row ball bearing.
Embodiment 6: be the flusher structural representation of the another kind of band of the present invention impact type rotating drive mechanism, as shown in Figure 6.
The described self-driving rotary dispensing device of present embodiment is to comprise pedestal 1, sprayer body 2b, coupling assembling and driving mechanism equally.
Described pedestal 1 is provided with inlet 11 and outlet plenum 12 equally, and this inlet 11 is provided with a filter 13.
Described sprayer body 2b is a revolving body, its periphery is provided with a plurality of shape hole nozzle 26b, because this shape hole nozzle 26b also is provided with to the big inclined hole that extends out out in the periphery of little spray orifice, water is after little spout ejection, expanding formation film shape in the big inclined hole of opening rapidly, therefore can spray thin water smoke.
Described coupling assembling has comprised bearing 32, bearing gland 33, Spring Card 34 and has sealed 35, this bearing 32 directly is arranged between outlet plenum 12 outer walls of sprayer body 2b and pedestal 1, and the bearing gland of being located on the pedestal 1 33 makes bearing 32 locate and be placed on the sprinkler body 2b.
Described driving mechanism be bucket shape blade or plate vane impeller 6,6 ', 6 "; it is fixed in the sprayer body 2b by a wheel support 61 and swirl base 27b; impeller 6,6 ', 6 " periphery be provided with a holder 63, corresponding impeller is provided with a circle eddy flow spout 62 on the holder 63, and the rotation torque that this impeller forms makes present embodiment constitute the impact type rotating drive mechanism.
In addition, have skewed slot or eddy flow groove on the described wheel support 61, the lateral wall of described swirl base 27b has eddy flow groove 28b, its madial wall is provided with the taper spray orifice, this swirl base 27b is fixed on the sprayer body 2b, sprayer body 2b bottom center is provided with a nozzle 22b, so promptly forms a kind of atomizing cored structure that bispin flows nozzle in parallel that has.
Embodiment 7: for another kind of impact type of the present invention and jet propulsion formula are united the structure of driving, shown in Fig. 6,7.
The difference of present embodiment and the foregoing description 6 is: the eye shape hole nozzle of described sprayer body 2b periphery setting is oblique spout eye shape hole nozzle 29b, its jet flow center line and sprayer body 2b axle center have eccentric throw h, thereby the jet flow reaction force of each oblique spout eye shape hole nozzle 29b make a concerted effort multiply by h and just equal the jet drive torque, thereby form another kind of jet propulsion formula rotating mechanism, its with impeller 6,6 ', 6 " constitute the structure that impact type and jet propulsion formula are united driving.
Need to prove that the impeller that impeller that the reaction type driving mechanism among the present invention adopts and impact type driving mechanism are adopted is referred to as and is hit the formula impeller.
The various atomizing core nozzles that can spray mist can be set on the sprayer body 2 of rotary dispensing device, 2a or the fine mist spray head 7c in the various embodiments described above of the present invention, so just formed " self-driven mist rotary dispensing device ", if use be water then form " self-driven thin water smoke rotary dispensing device ".
For example the nozzle 22b of bottom center and go up eye shape hole nozzle 26b among square structure, Fig. 6 among the two spouts atomizing of the eddy flow vortex flow of Fig. 3 core nozzle 8b, Fig. 6 is an atomizing core nozzle.
Above-mentioned atomizing core nozzle also can eccentricly be provided with, formation has the atomizing core nozzle of eccentric throw, the oblique spout eye shape hole nozzle 29b that is provided with of sprayer body 2b periphery as shown in Figure 7, it is exactly eccentric atomizing core nozzle, the injection torque that this nozzle produces, unite driving mist flusher with the torque that the reaction type impeller produces, form rotating spraying.
The mist atomizing core nozzle of various structures also can be set on the sprayer body of above-mentioned self-driven rotation mist flusher, and as giving an example, the present invention provides following 2 kinds of mist core nozzles more emphatically:
1) bispin stream atomizing core nozzle comprises parallel connection and connects two kinds, is that example describes below with the series connection:
A kind of bispin stream series nozzle atomizing core 010, structural representation is referring to Fig. 8-1 and Fig. 8-2.
Close-fitting bispin stream cover 0102 in core print seat 0101 lumen orifice 0107 of this atomizing core nozzle 010, on the major diameter ring wall of bispin stream cover 0102, be provided with 3～6 eddy flow grooves 0106, on the minor diameter ring wall of bispin stream cover 0102, establish 2～4 eddy flow grooves 0103, the minor diameter ring wall end face of bispin stream cover 0102 is sealed by shower nozzle vestibule bottom surface, the input hole 0108 of shower nozzle vestibule feeds in atomizing side, 0109 base, core chamber, and with eddy flow groove 0106,0103 collar extension communicates, atomizing core print seat 0101 and bispin stream cover 0102 all have the spray orifice 0105 and 0104 of contraction, the coaxial series connection of this two spray orifice, atomizing core print seat 0101 usefulness screw thread is screwed in the vestibule of large through-hole of sprayer body of the present invention, perhaps on the through hole of other shower nozzle, constitute the series nozzle of bispin stream atomizing core.In this atomizing core nozzle embodiment, close mutually when shrinking spray orifice 0105 and 0104 to above-mentioned two, and make little spray orifice 0104 enter big spray orifice 0105 inside and concentric mutually, then constitute the nozzle in parallel of bispin stream atomizing core.
2) a kind of rotor atomizing core 012 with the impingement holes nozzle, structural representation is referring to Fig. 8-3.
This atomizing core nozzle is provided with an atomizing core print seat 0125,3～6 uniform oblique holes 0121 are arranged in it, the young spray orifice 0123 axis symmetry that goes out in each hole 0121 intersects, hole 0121 is built-in have 1～3 spiral stream guidance groove 0122 or many oblique strias 0122 ' rotatable pillar 0124, the input hole 0126 of shower nozzle vestibule communicates with hole 0121, current are from spiral stream guidance groove 0122 or 0122 ' interior inflow, drive pillar 0124 rotation, form thin water film, secondary-atomizing behind the multiply moisture film impinging jet, thus constitute eddy flow rotor impingement holes atomizing core.
Embodiment 8: unite rotation for impact type of the present invention and reaction type and drive long tube torch-type flusher, referring to shown in Figure 9.
Present embodiment and embodiment 4 and flusher shown in Figure 4 are close, thereby the label same section is no longer described among Fig. 9 and Fig. 4.Different is present embodiment: (1) present embodiment has removed three-way pipe 9 and the normally close valve 91 among Fig. 4; (2) present embodiment is also without all kinds of shower nozzle 7a～7f among Fig. 4, and replaces with liquid gas injection formula venturi atomizing lance 9G, three kinds of elongate tubular spray guns of long hard tube spray gun 9H, the lance tube 9I of Great Wall Software; (3) two rolling bearings 32 of present embodiment; (4) rotary drive mechanism of present embodiment has also increased reaction type slurry 4, the two kinds of rotary drive mechanisms of shape impeller and the usefulness that adopt as Fig. 1 except that the impact type impeller 6 that adopts as shown in Figure 4, can increase rotary power.The impeller that impeller that reaction type driving mechanism among the present invention adopts and impact type driving mechanism are adopted is referred to as and is hit the formula impeller.
The input fluid of the rotary dispensing device of present embodiment can be water, oil or other class I liquid I, also can be the two phase flow or the multiphase flow of gas-liquid.
In fact the sprayer body of present embodiment is exactly liquid gas injection formula venturi atomizing lance 9G, long hard tube spray gun 9H, the lance tube 9I of Great Wall Software, and they join nozzle can be according to jet flow medium and jet flow refinement degree and the suitable nozzle of Mining.The lance tube 9I of Great Wall Software is only applicable to some and needs crooked special occasions of inserting.Liquid gas injection formula venturi atomizing lance 9G can be used for the burning spraying, and it is made up of atomized spray mouth g1, suction hole g2, bleed chamber g3 ginseng air-casing g4, trunnion g5, diffusion injection spray pipe g6.Diffusion injection spray pipe g6 exit also can add diffuser vane g7 etc.And atomized spray mouth g1 also can select that class jet rose shown in Fig. 8-3 for use.
The inlet 11 set filters 13 of present embodiment are only just selected to be provided with when the need fine spray.
Self-driving rotary dispensing device of the present invention can be used for fire extinguishing and the spraying of other jet flow, and group uses but can use also separately.Use separately is as single fire extinguishing and other shower nozzle or spray gun usefulness with a self-driving rotary dispensing device.It is that each pipeline terminal that a plurality of self-driving rotary dispensing devices is installed in fire extinguishing systems such as automatic spray water, water spray, thin water smoke, foam spray is done open type or the use of enclosed cyclone nozzle that group uses, and also this self-driving rotary dispensing device can be installed in pipeline terminals such as spray for dust suppression, spray-drying, spraying sprinkling irrigation and do group's spraying usefulness.
Claims (12)
1, a kind of self-driving rotary dispensing device comprises pedestal and sprayer body; Be provided with a chamber in the pedestal, seat chamber inlet connects outside pipe conveying fluid; Be provided with the fluid passage in the sprayer body, the fluid passage output is provided with at least one nozzle or/and shower nozzle; It is characterized in that: this sprayer body is a rotor block, and sprayer body and its nozzle that is provided be or/and shower nozzle rotary balance body greatly most, and the fluid passage input of sprayer body is rotationally connected with pedestal by coupling assembling and communicate with the seat chamber; Described rotary dispensing device also is provided with the driving mechanism that produces the moment of torsion that drives the sprayer body rotation with the mobile thrust of fluid, this driving mechanism is for comprising a kind of driving mechanism that is hit the formula impeller at least, hit the formula impeller and be arranged in the fluid chamber between pedestal and the sprayer body driving mechanism and sprayer body unitary rotation with pressure.
2, self-driving rotary dispensing device as claimed in claim 1, it is characterized in that: described driving mechanism also comprises at least two eccentric nozzles that are arranged at the sprayer body periphery, sprayer body shape and the nozzle that is provided with on it or shower nozzle shape and the space that is roughly around the sprayer body axis that distributes rotate symmetric figure, and projection and the sprayer body axle center of the jet flow center line of eccentric nozzle in the vertical plane of sprayer body axis has eccentric throw, and the direction of rotation of the jet direction of eccentric nozzle and impeller propelled sprayer body.
3, self-driving rotary dispensing device as claimed in claim 1 or 2, it is characterized in that: described is to have to accept the bucket shape blade that eddy flow impacts or the impeller of plate vane by the formula impeller of hitting, the corresponding with it circle eddy flow spout of in the seat chamber of impeller periphery, fixing, impeller be fixed on the input of sprayer body or be fixed on coupling assembling that sprayer body is fixedlyed connected on.
4, self-driving rotary dispensing device as claimed in claim 1 or 2, it is characterized in that: described is to have the axial-flow type of dihedral vane or semiaxis streaming slurry shape impeller by the formula impeller of hitting, impeller be fixed on the input of sprayer body or be fixed on coupling assembling that sprayer body is fixedlyed connected on.
5, self-driving rotary dispensing device as claimed in claim 1 or 2 is characterized in that: described coupling assembling is rolling bearing, steel ball assembly or rotational slide bearing.
6, self-driving rotary dispensing device as claimed in claim 1 or 2 is characterized in that: described coupling assembling is a swivel joint, and swivel joint is made of interior coupling, bearing arrangement and the seal of tape input delivery outlet; The fixedly connected swivel joint nipple of described pedestal, perhaps both integrate, and described sprayer body is fixedlyed connected with the swivel joint coupling; On the described input that is fixed in sprayer body by the formula impeller of hitting or be fixed in the swivel joint coupling that is connected with sprayer body, impeller is accepted the fluid thrust that flows and is produced rotation torque, driven rotary joint and sprayer body unitary rotation.
7, self-driving rotary dispensing device as claimed in claim 2, it is characterized in that: described sprayer body is at least one cross body, be provided with the cross fluid passage in the cross body, reverse rotational direction at each spider of sprayer body is equipped with an eccentric nozzle, and each eccentric nozzle all communicates at an angle with the fluid passage.
8, self-driving rotary dispensing device as claimed in claim 1 or 2 is characterized in that: the nozzle of described sprayer body periphery or eccentric nozzle are eye shape hole nozzle.
9, self-driving rotary dispensing device as claimed in claim 1, it is characterized in that: described sprayer body is shower nozzle independently, and the shower nozzle of this shower nozzle or fluid passage output is the spray gun or the fog-spray nozzle of fine mist spray head, water spray shower nozzle, foam or foam spray shower nozzle, deluge sprinkler, oil or other fluid.
10, as claim 1,2 or 9 described self-driving rotary dispensing devices, it is characterized in that: described pedestal is the temperature-sensitive normally close valve, and rotary dispensing device becomes the enclosed rotary dispensing device of being opened by temperature-sensitive element control.
11, self-driving rotary dispensing device as claimed in claim 1 or 2 is characterized in that: described sprayer body fluid passage output is provided with some large through-holes, and the embedded intrinsic mist core nozzle of this large through-hole forms self-driven mist rotary dispensing device.
12, self-driving rotary dispensing device as claimed in claim 1 is characterized in that: described sprayer body or shower nozzle are long hard tube spray gun, Great Wall Software's lance tube or liquid gas injection formula venturi atomizing lance; This liquid gas injection formula venturi atomizing lance is made up of bleed chamber, trunnion, the diffusion injection spray pipe of atomized spray mouth, band suction hole.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100714326A CN101318165B (en) | 2008-07-18 | 2008-07-18 | Self-driving rotary dispensing device |
| PCT/CN2009/072841 WO2010006560A1 (en) | 2008-07-18 | 2009-07-20 | Spraying device |
| US12/737,494 US8833676B2 (en) | 2008-07-18 | 2009-07-20 | Spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100714326A CN101318165B (en) | 2008-07-18 | 2008-07-18 | Self-driving rotary dispensing device |
Publications (2)
| Publication Number | Publication Date |
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| CN101318165A true CN101318165A (en) | 2008-12-10 |
| CN101318165B CN101318165B (en) | 2012-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100714326A Expired - Fee Related CN101318165B (en) | 2008-07-18 | 2008-07-18 | Self-driving rotary dispensing device |
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| CN (1) | CN101318165B (en) |
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