CN103567099A - Nozzle component for viscous liquid and spray gun with nozzle component - Google Patents
Nozzle component for viscous liquid and spray gun with nozzle component Download PDFInfo
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- CN103567099A CN103567099A CN201210269562.7A CN201210269562A CN103567099A CN 103567099 A CN103567099 A CN 103567099A CN 201210269562 A CN201210269562 A CN 201210269562A CN 103567099 A CN103567099 A CN 103567099A
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- shower nozzle
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/08—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point
- B05B7/0807—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/10—Spray pistols; Apparatus for discharge producing a swirling discharge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/12—Spray pistols; Apparatus for discharge designed to control volume of flow, e.g. with adjustable passages
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Abstract
The invention relates to mechanical devices for dispersing liquid, in particular to a nozzle component for viscous liquid and a spray gun with the nozzle component. The nozzle component is composed of a nozzle with a head portion in the shape of a circular truncated cone and an air cap, an air groove with a function of restraining the gas jet direction is formed on the side face of the head portion, an outlet section of an inner cavity of the air cap is provided with a beveled first inner wall coincident with the head portion in conical degree, the spray gun comprises a spray gun body with a gas inlet, a liquid inlet, a gun head and the nozzle component, and a gas outlet and a liquid outlet are arranged in the gun head. The nozzle component and the spray gun have the advantages that spray floating is reduced substantially, and liquid consumption is greatly reduced compared with conventional modes; service life of a container is prolonged, and operating cost and maintenance cost of enterprises are saved; the spray gun is large in spraying angle, can reach 120 degrees to great extent and is uniform in spraying; the problem that common nozzles are difficult to spray viscous media is solved; the liquid is sprayed out in a rotating mode, so that the problem of nonuniformity in spraying of inner walls of cup-shaped objects is solved.
Description
Technical field
The present invention relates to the mechanical device of dispersing liquid, relate in particular to a kind of thick liquid with nozzle component and there is the spray gun of this nozzle component.
Background technology
The shower nozzle using on spray gun and spray gun is a kind of tool of production that is widely used in social industry-by-industry.Air gun is a kind of of spray gun, its operation principle is by compressed-air actuated operating pressure, from air nozzle, flow through high flow rate, make nozzle form parital vacuum around, the compressed air intake of the thick liquid such as lubricating oil, coating is also atomized into tiny droplet, homologue surface sprays and can make body surface cover the uniform liquid level of one deck, forms coat or lubricating film, to reach for body surface, is lubricated or the object of application.
It is very large that but above-mentioned spray gun is in use found its mist that wafts when atomization, and this brings following problem to user:
One, cause the air pollution of working environment, first had a strong impact on workman's health, easily cause PUD D, operator is also unwilling in the inside, the space work of mist of oil disperse, thereby cause the phenomenon of leaving office to occur, for enterprise, also wish to improve working environment, stablize worker at the production line;
Two, owing to spraying paint, be much all combustible in lubricant, mould oil, if content is high in air, be very easy to initiation fire, and above-mentioned substance also can cause equipment surface etching problem and hygienic issues;
Three, due to the actual thick liquid that is attached to body surface, only account for a part for thick liquid used, the aerial mist of oil of disperse is another part, the mist that wafts causes actual wastage of material, and enterprise also wishes, by the minimizing cost that economizes in raw materials, by minimum resource, to reach maximum interests.
In addition, above-mentioned spray gun is when for surface lubrication, the shortcoming also with spray angle deficiency, for example when lubricated for baking tray, in order to guarantee the demoulding, a mould often needs repeatedly to spray and could cover all inwalls, and because spraying repeatedly causes intersection oil mass too much, on baking tray, oil film spraying is inhomogeneous.Can cause some problems like this:
One, increase quantity for spray ，Gei enterprise and increased a lot of unnecessary costs;
Two, because oil spout is too much, cause color and luster, mouthfeel, the fragrance of the product that finally bakes to change, product quality reduces;
Three, equally because baking tray oil spout is too much, cause baking tray to obtain the life-span very short, after general one month, need to renovate, increased widely the maintenance cost of enterprise;
Four, there is a large amount of mould oil to be sprayed on outside mould, when product toasts, produce a large amount of oil smoke, contaminated environment and destruction baking continuous tunnel furnace.
Summary of the invention
The object of the embodiment of the present invention is the deficiency for spray gun in prior art, proposes a kind of thick liquid with nozzle component and has the spray gun of this nozzle component, has overcome the spraying problem that mist is excessive, need to repeatedly spray of wafing.
In order to reach foregoing invention object, a kind of thick liquid nozzle component that first the present invention proposes, is achieved through the following technical solutions:
A nozzle component, is characterized in that comprising:
Air cap, has the inner chamber of perforation, and the outlet section of described inner chamber has the first inwall that is the conical surface;
Shower nozzle, the head that comprises mouth spray, described head be with described the first inwall tapering agree with round table-like, the side of described head is provided with the air drain of several constraint gas jet directions, between the bus of each air drain and described head correspondence position, there is identical inclination angle, and incline direction is identical; Each air drain forms notch on described head front end face;
Described air cap is sheathed on described shower nozzle, and described head side and described round table-like inwall are closely connected, and described front end exit and each notch form the puff prot around described mouth spray; Between the inwall of described air cap except described the first inwall and described shower nozzle, there is gap and form the first cavity.
Described shower nozzle also comprises is located at the nozzle body that head rear is cylindrical shape; On the periphery of described nozzle body, there is the circular forward and backward flange that interval arranges to form the first annular gas tank; The outer rim of described front flange tilts several breach is set, and described breach is consistent with described air drain incline direction.
The quantity of described breach is 4-10, and described air drain quantity is 4-10, and described breach, air drain and described notch are respectively and around described shower nozzle axis Rotational Symmetry.
In described shower nozzle, have tapered runner and cylindrical runner, described cylindrical runner diameter is greater than described tapered runner outside diameter, and passes through spherical transition between the two, on the outer peripheral face of the other end of the relative head of described nozzle body, is provided with external screw thread.
Described air drain section configuration is triangular in shape, by the first side wall parallel with described head axes antarafacial, is crossed and forms with the second sidewall that favours described the first side wall.
Described air cap inner chamber also has the second inwall that is the conical surface and the 3rd inwall that is the face of cylinder, the small end of described the second inwall is greater than the large end of described the first inwall, and engage by a 4th circular inwall, the large termination of described the 3rd inwall and the second inwall is closed, and described shower nozzle head is identical with the height of described air cap to described first distance of flange front end face.
The cone angle of described head is 100 °-135 °, and described head upper base radius r, within the scope of 1mm-15mm, is gone to the bottom radius R within the scope of 2.5mm-20mm;
The diameter L of described mouth spray is within the scope of 0.4mm-8mm, and the cone angle ε of described tapered runner is 15 °-25 °;
The quantity of described air drain is 8, and in described air drain, between the first side wall and the second sidewall meld line and shower nozzle axis, antarafacial angle β is 37.5 °-50 °, and the angle δ between described the first side wall and the second sidewall is 30 °-75 °; Distance X between described the first side wall place plane and described shower nozzle axis is no more than 8mm, and described shower nozzle axis is no more than 8mm at the minimum range Y of the first side wall described in the projector distance of described the first side wall place plane;
Described breach quantity is 4-10, antarafacial have 45 ° of angles between described breach and described shower nozzle axis.
In addition, the present invention also proposes a kind of spray gun with this nozzle component, is achieved through the following technical solutions:
A kind of spray gun, comprise the spray gun body with rifle head, in described rifle head, be provided with gas vent and liquid outlet, it is characterized in that: also comprise the nozzle component as described in claim 2-7 any one, in described rifle head, be also formed with one around the second annular gas tank of described liquid outlet, described gas vent is formed on the sidewall of described the second annular gas tank; The end part seal of described nozzle body is installed in described liquid outlet, and described the second annular gas tank is around described the first annular gas tank and constitute the second cavity; The end face seal laminating of the rear end face of described air cap and described rifle head.
Described spray gun also comprises that the described air cap of a compressing makes the fit block of described rifle end surface of end face thereafter, and described block is connected with described rifle head thread; In described spray gun body, be also provided with first needle-valve with circular cone syringe needle, described syringe needle tapering is identical with described tapered runner tapering; Described the second flange and the sidewall sealing laminating that is formed with described gas vent.
The inwall laminating of the periphery of described the first flange and described rifle head, the 3rd inwall of the front end face of described the first flange, the end face of described rifle head, described air cap and the outer peripheral face of described nozzle body enclose one and discharge chamber; The side combination of the second inwall of described air cap, the 4th sidewall and described head encloses a compression chamber, and described compression chamber and described release chamber form described the first cavity.
Compared with prior art, a kind of thick liquid that the embodiment of the present invention proposes is with nozzle component and have the spray gun of this nozzle component, and tool has the following advantages:
1, significantly reduced the appearance of the mist that wafts, with traditional mode comparison, no matter application is still lubricated, and in the situation that reaching effect same, thick liquid consumption reduces greatly.Take yolk pie bakeware mold oil as example, at spraying same oil, reach in the situation of same effect, its consumption only has 20% of traditional common spray gun.
2, significantly extend the life-span of baking tray, saved operating cost and the maintenance cost of enterprise.
3, the spray angle maximum of spray gun can reach 120 degree, and spraying evenly.
4, solve the problem of plain nozzle sprayed with adhesive medium difficulty.As: viscosity condiment and the coating such as oil, syrup, glue.
5,, because liquid is to spray in rotary manner, solved cup surface and sprayed inhomogeneous problem.Periphery and bottom surface for mould all can reach spraying evenly.The uniformity that also can suitably regulate as required base fabric to distribute, while spraying as cylindrical inner surface, side and junction, bottom are even and middle few, the middle adjustable degree not having that reaches.
Accompanying drawing explanation
By the description of its exemplary embodiment being carried out below in conjunction with accompanying drawing, the above-mentioned feature and advantage of the present invention will become apparent and easily understand.
Fig. 1 is the three-dimensional assembling of embodiment of the present invention spray gun schematic diagram;
Fig. 2 is the front view of embodiment of the present invention shower nozzle;
Fig. 3 is the sectional view of embodiment of the present invention shower nozzle and part the first needle-valve;
Fig. 4 is the top view of embodiment of the present invention shower nozzle;
Fig. 5 is the sectional view of embodiment of the present invention air cap;
Fig. 6 is the top view of embodiment of the present invention nozzle component;
Fig. 7 is the sectional view of embodiment of the present invention spray gun rifle head part;
Fig. 8 is the top view of the shower nozzle of another kind of structure in the embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail, so that technical staff's of the same trade understanding:
As shown in Fig. 1-8, label represents respectively:
The second cavity 500, the first cavity 600.
Shown in Figure 1, what in the present embodiment, provide is a kind of for spraying the spray gun of thick liquid, this spray gun is mainly comprised of spray gun body 300 and nozzle component two parts, nozzle component consists of shower nozzle 100 and air cap 200, and nozzle component 400 is pressed abd fixed on the rifle head of spray gun 300 by blocking a shot.For said modules, be described in detail below:
One, shower nozzle 100
Referring to Fig. 2, the profile of shower nozzle 100 is roughly comprised of the head 101 of a Rotary-table (claiming again frustum of a cone) shape and the head body 102 of a cylindrical shape, head 101 and head body 102 are coaxial, and the large footpath of head 101 (the bottom surface diameter of Rotary-table part) is identical with head body 102 diameters.It should be noted that above alleged head 101 and head body 102 are structure as a whole, only for describing object easily, shower nozzle 100 is divided into two parts herein, do not have two assemblies that any intention adopts split in structure.In the present embodiment, the cone angle of head 101 is designated as α, α=110 °, and its upper base radius is designated as r, r=2.4mm, the radius of going to the bottom is designated as R, the external diameter of R=7.25mm(head body 102 is 2R, 14.5mm), the diameter of mouth spray 107 is designated as L, L=1.8mm.
On the periphery of head body 102, be formed with successively circular front flange 103 and rear flange 104, front flange 103 and rear flange 104 coaxially arrange with head body 102 respectively, and (note: the word of any expression direction of occurring herein the front and rear end all having perpendicular to head body 102, as forward and backward etc., this spy, be defined as and take flow direction as coordinate, the flange that front flange 103 described above namely arranges near head 101).Thus, between the rear end face of front flange 103 and the front end face of rear flange 104, form first annular gas tank 105.The outer rim of front flange 103 is formed with 6 as the breach 1031 of gas flow, and each breach 1031 shape sizes are identical, and it is fan-shaped that section configuration is all, and arrange in the mode of left-handed 45 °.Specifically, the axis antarafacial of the length direction of breach 1031 (the namely direction of above-mentioned fan-shaped place, center of circle straight line) and head body 102 and there is the angle of 45 °, and the opening that forms in flange 103 upper surfaces of breach 1031 is located at the left side of lower surface opening.
In addition, the bottom of head body 102 has external screw thread 106, for spray gun body 300 threaded engagement.
On the side of head 101, be formed with 8 as the air drain 112 of gas flow, these eight air drain 112 shapes and measure-alike, section configuration is all triangular in shape, and air drain 112 one end extend to the upper bottom surface of head 101, form a leg-of-mutton notch, the other end extends to the upper end of head body 102.On the outer peripheral face of head 101, space is staggered each air drain 112 is obliquely installed, and specifically, each air drain 112, has one and makes air drain 112 section configurations angle triangular in shape for the formation that crosses of the sidewall of plane by two between two sidewalls.And the meld line of two sidewalls forms the bottom land 1123 of air drain 112, the axis of each bottom land 1123 place straight lines and head 101 is different surface beeline, and its angle is designated as β, and the concrete angle of β is 45 ° in the present embodiment.
Referring to Fig. 2 and Fig. 4, two sidewalls in each air drain 112 are defined as: the first side wall 1121, be parallel to the setting of head 101 axis, roughly be irregular quadrangle, one of them limit is bottom land 1123, other three limits be the first side wall 1121 respectively with the side of head 101, upper bottom surface and and the meld line of the side of head body 102; The second sidewall 1121, favour the setting of head 101 axis, roughly being one of them limit of irregular quadrangle is bottom land 1123, other three limits be the second sidewall 1122 respectively with the side of head 101, upper bottom surface and and the meld line of the side of head body 102.Because the parameter of air drain 112 directly determines the characteristic of the formed spray cone of nozzle component, therefore each dimensional parameters for air drain 112 is defined as follows: between two limits that formed respectively by the first side wall 1121 and the second sidewall 1122 on described notch, angle is designated as δ, and the concrete angle of δ is 37.5 ° in the present embodiment; Distance between the first side wall 1121 place planes and described shower nozzle 100 axis is designated as X, and X's is specifically of a size of 1.1mm in the present embodiment; Described shower nozzle 100 axis are designated as Y in the minimum range of the first side wall 1121 described in the projector distance of described the first side wall 1121 place planes, and Y's is specifically of a size of 0.35mm(namely summit and the distance of shower nozzle 100 axis between the projection of described the first side wall 1121 place planes of above-mentioned triangular notch in the present embodiment).
It should be noted that, due to the first side wall 1121 and the second sidewall 1122 be angle δ and all cannot be accurately marked on each view, therefore the δ marking in Fig. 2, Fig. 4 and Fig. 8 is only as playing the schematic mark that helps those of ordinary skills to understand the present invention program.In fact, the δ marking in Fig. 4 and Fig. 8 is angle between two limits that formed respectively by the first side wall 1121 and the second sidewall 1122 on notch, because end face and air drain 112 length directions of head 101 have an inclination angle, so it is not identical with actual angle δ angle to mark angle δ in Fig. 4.Above situation, can reflect from Fig. 2 equally, therefore, under the prerequisite of the description that those skilled in the art must not be in departing from claims and description, only based on accompanying drawing content, for the technology of the present invention content, carries out understanding and the evaluation of any mistake.
Referring to Fig. 3, shower nozzle 100 inside have the inner chamber of a hollow, this inner chamber forms coaxial circular inlet 108 on the end face of head body 102, end face (namely on the upper bottom surface of this Rotary-table) at head 101 forms coaxial circular mouth spray 107, when this shower nozzle 100 work, thick liquid enters shower nozzle 100 from inlet 108, and from mouth spray 107, sprays under the effect of pressure.
For confine liquids flows to and flow velocity, this inner chamber is followed successively by by inlet 108 to mouth spray 107:
Tapered runner, is enclosed and is formed by round platform inwall 109, and the top of this round platform inwall 109 is enclosed bundle and formed mouth spray 107; This tapered runner can coordinate and seal with the first needle-valve 303, and the cone angle of round platform inwall 109 is designated as ε, and ε is 20 ° in the present embodiment.
Transition runner, is enclosed and is formed by billiard table inwall 110;
Cylindrical runner, is enclosed and is formed by cylindrical inner wall 111, and the bottom of this cylindrical inner wall 11 is enclosed bundle and formed inlet 108.
Wherein, described cylindrical runner diameter is greater than described tapered runner outside diameter, and by billiard table inwall arc transition.
Two, air cap 200
Cylindrical cavity, is enclosed and is formed by the 3rd inwall 206 that is the face of cylinder;
Large round platform cavity, is enclosed and is formed by the second inwall 205 that is the conical surface, and large round table-like cavity and cylindrical cavity are coaxial, and its large end is equal with cylindrical cavity size, that is to say that the second inwall 205 and the 3rd inwall 206 join;
Roundlet platform cavity, by the first inwall 204 that is the conical surface, enclose and form, this roundlet platform cavity and large round table-like cavity are coaxial, and its large end size is less than the small end size of large round table-like cavity, and the 4th inwall by an annular between the first inwall 204 and the second inwall 205 joins.The higher primary school of the first inwall 204 is in the height of head 101, and between the first inwall 204 and head 101, tapering agrees with.In addition, roundlet platform cavity forms a circular front end perforate 201 in the upper surface of air cap 200, and these front end perforate 201 areas are not less than the area of the upper bottom surface of head 101.
Thus, when shower nozzle 100 coordinates with air cap 200, the outer peripheral face of head 101 and the first inwall 204 gluing, sealings, the two only forms eight by air drain 112 and corresponding part the first air flow channel of restrainting that inwall 204 encloses, in addition, the upper bottom surface of head 101 exposes by front end perforate 201, these front end perforate 201 places have also just had mouth spray 107 and by eight fumaroles that on the outer rim of front end perforate 201 and head 101 upper bottom surfaces, each vee encloses, eight fumaroles are uniformly around spray hole 107.
In addition, the lower end of air cap 200 outer peripheral faces convexes with circular flange 202, and the lower surface of air cap 200 is smooth to form a seal face 203.
Three, spray gun body 300
Referring to Fig. 1 and Fig. 7, on the housing of spray gun body 300, there is inlet 301, air inlet 305 and rifle head, inlet 301 and air inlet 305 provide Compressed Gas and fluid pipeline for access, in rifle head, be provided with liquid outlet and gas vent, and be formed with internal thread on the inwall of formation liquid outlet.
In spray gun body 300, be formed with the air cavity 306 of the sap cavity 302, connection air inlet 305 and the gas vent that are communicated with inlet 301 and liquid outlet, isolation mutually between sap cavity 302 and air cavity 306.In addition, for fine adjustment liquids and gases flow, on spray gun body 300, be also rotatably provided with liquid adjusting knob 304 and gas adjusting knob 307, liquid adjusting knob 304 connects first needle-valve 303 being sheathed in described spray gun body 300, and gas regulation knob 307 connects a second needle-valve (not shown) being sheathed in described spray gun body 300.First needle-valve 303 of take is example, and it is comprised of needle body 3031 and syringe needle 3032, and the profile of syringe needle 3032 is the cone shape with round platform inwall 109 taper fit, and needle body 3031 rear ends and liquid adjusting knob 304 are affixed.By gluing, sealing between syringe needle 3032 peripheries and round platform inwall 109, can seal mouth spray 107 completely, and after syringe needle 3032 is separated with round platform inwall 109, at it in the process of spray gun body 300 interior movements, because the gap forming between the two progressively becomes large, mouth spray 107 place's fluid floies are progressively increased, realize thus the object of controlling mouth spray 107 place's fluid floies.
Effect and the general configuration of the second needle-valve and the first needle-valve are identical, and only due to for sealing setting position difference, it is those skilled in the art's means of commonly seeing,, therefore repeat no more.
On the end face of rifle head, there is circular open, and level and smooth first seal face 308 that forms of this end face, on the outer peripheral face of the housing of rifle head end, be formed with external screw thread 309 in addition, for screw thread, fastening block 400 is installed.In this circular open, the inwall in rifle head is parallel to the first seal face 308 and is formed with end to end second annular gas tank 311 that is closed circular ring-type, these the second annular gas tank 311 openings inwardly, and around described liquid outlet setting.In addition, this second annular gas tank 311 is combined to form flange 312 near annular sidewall and the seal face 308 of the first seal face 308, another annular sidewall of the second annular gas tank 311 forms the second seal face 310, and described gas vent is formed on described the second seal face 310.
In above-mentioned nozzle component, shower nozzle 100 sealings are arranged on liquid outlet, internal thread threaded engagement in its external screw thread 106 and liquid outlet specifically, thereafter compressing second seal face 310 of the part, outer face of flange 104, not confining gas outlet, front flange 103 is set in flange 312 places, and fits with flange 312.Thus, the first annular gas tank 105 is relative with the second annular gas tank 311 and form the second cavity 500, and the second cavity 500 is in communication with the outside by gas vent and each breach 1031 respectively.
200 of air caps 400 are arranged on spray gun body 300 by blocking a shot, and block a shot 400 and are cylindric, and one end opening part extends internally and is provided with a circle flange 401, is formed with internal thread 402 in the inner chamber of the other end.The internal thread 402 of block 400 is threaded with external screw thread 309, and flange 401 presses flange 202 make seal face 203 and seal and fit for the first seal face 308 with spray gun body 300.Thus, the outer wall of the first seal face 308, head body 102, the second inwall 205 and the 3rd inwall 206 are combined to form the first cavity 600.
In use, when thick liquid enters spray gun by inlet 301, Compressed Gas enters spray gun by air inlet 305; When gas enters from gas vent the second cavity 500, by breach 1031 constraints, form 8 left-handed air-flows of 45 ° and enter the first cavity 600, and discharge at the first cavity 600, afterwards by the first cavity 600 compressions, and by air drain 112 constraints, form the left-handed air-flow in 8 roads; Meanwhile, after liquid enters shower nozzle 100 from liquid inlet, through cavity, from mouth spray 107, spray the low hydraulic fluid stream that forms stable and uniform, liquid stream is subject to from the tangential force effect of the air-flow of air drain 112 ejaculations, make the stressed generation rotation of liquid, and torn up the fine particle that forms spray cone.
The process that above-mentioned gas explodes through anticlockwise-release-compression-anticlockwise in spray gun.Basic Design design of the present invention is to be coordinated and formed some puff prots around mouth spray by air cap and shower nozzle, makes liquid stream be subject to the tangential force effect of the air-flow of puff prot ejection, and then forms the fine particle of spray cone.
In addition, by regulating liquid adjusting knob 304, the relative position of the first needle-valve 303 and shower nozzle 100 is changed and can come Control Nozzle spray angle and fluid flow, by adjustments of gas adjusting knob 307, can control the flow of air-flow, and make fluid flow and gas flow under a rational proportioning.Also can, by regulating the pressure of liquid to control the distribution of its spraying granule, by adjustments of gas cap compressed air pressure size, control the size of granularity.
It should be noted that above content is in conjunction with concrete embodiment further description made for the present invention, can not assert that the specific embodiment of the present invention only limits to this.One of ordinary skill in the art of the present invention are appreciated that; the above embodiment of the present invention is only one of the preferred embodiments of the present invention; for length restriction; here can not all embodiments of particularize; any enforcement that can embody the claims in the present invention technical scheme, all in protection scope of the present invention.Under the guidance of above-described embodiment, those skilled in the art can, based on Basic Design design of the present invention, carry out various improvement and distortion, and these improvement or distortion all drop in protection scope of the present invention on the basis of above-described embodiment.
For example:
Referring to Fig. 8, it provides air drain 112 structures of another kind of form, be with the difference of Fig. 4: in Fig. 4, head 101 axis and the second sidewall 1122 lay respectively at the both sides of the first side wall 1121 place planes, in Fig. 8, head 101 axis and the second sidewall 1122 are positioned at the same side of the first side wall 1121 place planes.Meanwhile, in Fig. 8, the quantity of breach is identical with the quantity of air drain 112, is similarly 8.
In addition, can breach and air drain be set to dextrorotation, the process that gas is exploded through right rotation-releases-compression-right rotation in spray gun, and such setting does not affect the realization of its function.
Equally, the quantity of air drain and breach, and shower nozzle with and the design parameter of upper air drain be also not only confined to above-described embodiment.The object that air drain and breach are set is to make air-flow have a rotation direction, by regulating quantity and other parameter relevant to said flow of air drain and breach, can adjust for the concrete characteristic of air-flow, to reach, adapt to different viscositys thick liquid, realize the effect of the spraying of different taperings.And the applicant is known through carrying out great many of experiments, preferably 7-10 of air drain quantity, this is because air drain words spraying is very little even not, cannot tear up fully too much liquid stream, thereby cause effect all not ideal enough, in addition, coordinate the selection of above-mentioned air drain quantity, preferably 6-10 of the quantity of breach.
In addition, selection for each critical angle and size in nozzle component is also not limited only to above-described embodiment, based on above, for the quantity range of choice of air drain and breach, each critical angle and size can be selected from following scope, and can realize good spray effect:
The range of choice of α (cone angle of head 101 and the first inwall 204) is 100 °-135 °;
R(head 101 upper base radiuses) range of choice is 1-15mm;
R(head 101 radius of going to the bottom) range of choice is 2.5-20mm;
The diameter of L(mouth spray 107) range of choice is 0.4-8mm;
The range of choice of ε (cone angle of tapered runner) is 15 °-25 °;
The range of choice of β (angle between bottom land 1123 place straight lines and head 101 axis) is 37.5 °-50 °;
The range of choice of δ (angle between the first side wall 1121 and the second sidewall 1122) is 30 °-75 °;
Distance between X(the first side wall 1121 place planes and shower nozzle axis) range of choice is for being no more than 8mm;
Y(shower nozzle axis is in the minimum range of the projector distance the first side wall 1121 of the first side wall 1121 place planes) range of choice for being no more than 8mm.
Claims (10)
1. a thick liquid nozzle component, is characterized in that comprising:
Air cap, has the inner chamber of perforation, and the outlet section of described inner chamber has the first inwall that is the conical surface;
Shower nozzle, the head that comprises mouth spray, described head be with described the first inwall tapering agree with round table-like, the side of described head is provided with the air drain of several constraint gas jet directions, between the bus of each air drain and described head correspondence position, there is identical inclination angle, and incline direction is identical; Each air drain forms notch on described head front end face;
Described air cap is sheathed on described shower nozzle, and described head side and described round table-like inwall are closely connected, and described front end exit and each notch form the puff prot around described mouth spray; Between the inwall of described air cap except described the first inwall and described shower nozzle, there is gap and form the first cavity.
2. a kind of thick liquid nozzle component according to claim 1, is characterized in that: described shower nozzle also comprises is located at the nozzle body that head rear is cylindrical shape; On the periphery of described nozzle body, there is the circular forward and backward flange that interval arranges to form the first annular gas tank; The outer rim of described front flange tilts several breach is set, and described breach is consistent with described air drain incline direction.
3. a kind of thick liquid nozzle component according to claim 2, is characterized in that: the quantity of described breach is 4-10, and described air drain quantity is 4-10, and described breach, air drain and described notch are respectively and around described shower nozzle axis Rotational Symmetry.
4. a kind of thick liquid nozzle component according to claim 3, it is characterized in that: in described shower nozzle, there is tapered runner and cylindrical runner, described cylindrical runner diameter is greater than described tapered runner outside diameter, and by spherical transition, on the outer peripheral face of the other end of the relative head of described nozzle body, be provided with external screw thread between the two.
5. a kind of thick liquid nozzle component according to claim 4, is characterized in that: described air drain section configuration is triangular in shape, by the first side wall parallel with described head axes antarafacial, is crossed and forms with the second sidewall that favours described the first side wall.
6. a kind of thick liquid nozzle component according to claim 5, it is characterized in that: described air cap inner chamber also has the second inwall that is the conical surface and the 3rd inwall that is the face of cylinder, the small end of described the second inwall is greater than the large end of described the first inwall, and engage by a 4th circular inwall, the large termination of described the 3rd inwall and the second inwall is closed, and described shower nozzle head is identical with the height of described air cap to described first distance of flange front end face.
7. a kind of thick liquid nozzle component according to claim 6, is characterized in that:
The cone angle of described head is 100 °-135 °, and described head upper base radius r, within the scope of 1-15mm, is gone to the bottom radius R within the scope of 2.5-20mm;
Described mouth spray diameter L is within the scope of 0.4-8mm, and the cone angle ε of described tapered runner is 15 °-25 °;
The quantity of described air drain is 8, and in described air drain, between the first side wall and the second sidewall meld line and shower nozzle axis, antarafacial angle β is 37.5 °-50 °, and the angle δ between described the first side wall and the second sidewall is 30 °-75 °; Distance X between described the first side wall place plane and described shower nozzle axis is no more than 8mm, and described shower nozzle axis is no more than 8mm at the minimum range Y of the first side wall described in the projector distance of described the first side wall place plane;
Described breach quantity is 4-10, antarafacial have 45 ° of angles between described breach and described shower nozzle axis.
8. a spray gun, comprise the spray gun body with rifle head, in described rifle head, be provided with gas vent and liquid outlet, it is characterized in that: also comprise the nozzle component as described in claim 2-7 any one, in described rifle head, be also formed with one around the second annular gas tank of described liquid outlet, described gas vent is formed on the sidewall of described the second annular gas tank; The end part seal of described nozzle body is installed in described liquid outlet, and described the second annular gas tank is around described the first annular gas tank and constitute the second cavity; The end face seal laminating of the rear end face of described air cap and described rifle head.
9. a kind of spray gun according to claim 8, is characterized in that: described spray gun also comprises that the described air cap of a compressing makes the fit block of described rifle end surface of end face thereafter, and described block is connected with described rifle head thread; In described spray gun body, be also provided with first needle-valve with circular cone syringe needle, described syringe needle tapering is identical with described tapered runner tapering; Described the second flange and the sidewall sealing laminating that is formed with described gas vent.
10. a kind of spray gun according to claim 9, it is characterized in that: the inwall laminating of the periphery of described the first flange and described rifle head, the 3rd inwall of the front end face of described the first flange, the end face of described rifle head, described air cap and the outer peripheral face of described nozzle body enclose one and discharge chamber; The side combination of the second inwall of described air cap, the 4th sidewall and described head encloses a compression chamber, and described compression chamber and described release chamber form described the first cavity.
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| CN201210269562.7A CN103567099B (en) | 2012-07-31 | 2012-07-31 | A kind of thick liquid nozzle component and there is the spray gun of this nozzle component |
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| CN201210269562.7A CN103567099B (en) | 2012-07-31 | 2012-07-31 | A kind of thick liquid nozzle component and there is the spray gun of this nozzle component |
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| CN103567099B CN103567099B (en) | 2016-06-29 |
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Cited By (6)
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| CN104772243A (en) * | 2015-04-22 | 2015-07-15 | 刘金玲 | Solid-liquid two-phase working medium pressure atomizing nozzle |
| CN106479660A (en) * | 2016-12-25 | 2017-03-08 | 重庆海国科技有限公司 | Three-level fine vacuum oil filtering system |
| CN106731178A (en) * | 2016-12-25 | 2017-05-31 | 重庆海国科技有限公司 | Efficient two-stage vacuum oil filtering system |
| CN114130560A (en) * | 2021-12-06 | 2022-03-04 | 合肥工业大学 | Sophorolipid compound for improving soil and spraying device |
| CN115106216A (en) * | 2022-07-18 | 2022-09-27 | 南京工业大学 | Spraying device |
| CN117701984A (en) * | 2024-02-05 | 2024-03-15 | 山西东方资源发展集团东耀精密材料有限公司 | Bottom blowing stirring device for producing ferromanganese alloy |
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| CN114130560B (en) * | 2021-12-06 | 2022-09-23 | 合肥工业大学 | Sophorolipid compound for improving soil and spraying device |
| CN115106216A (en) * | 2022-07-18 | 2022-09-27 | 南京工业大学 | Spraying device |
| CN115106216B (en) * | 2022-07-18 | 2023-08-18 | 南京工业大学 | Spraying device |
| CN117701984A (en) * | 2024-02-05 | 2024-03-15 | 山西东方资源发展集团东耀精密材料有限公司 | Bottom blowing stirring device for producing ferromanganese alloy |
| CN117701984B (en) * | 2024-02-05 | 2024-05-07 | 山西东方资源发展集团东耀精密材料有限公司 | Bottom blowing stirring device for producing ferromanganese alloy |
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| CN103567099B (en) | 2016-06-29 |
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Effective date of registration: 20210922 Address after: 201199 room 211, Lane 28, Yuanwen Road, Minhang District, Shanghai Patentee after: Kangzeshi (Shanghai) cleaning equipment Co.,Ltd. Address before: 201100 room 103, No. 39, Lane 817, Baochun Road, Minhang District, Shanghai Patentee before: Wang Wenlai |