CN211514903U - Guide rod type two-fluid nozzle device for atomizer - Google Patents
Guide rod type two-fluid nozzle device for atomizer Download PDFInfo
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- CN211514903U CN211514903U CN201921521563.XU CN201921521563U CN211514903U CN 211514903 U CN211514903 U CN 211514903U CN 201921521563 U CN201921521563 U CN 201921521563U CN 211514903 U CN211514903 U CN 211514903U
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Abstract
The utility model discloses a two fluid shower nozzle devices of guide bar formula for atomizer relates to atomizer technical field. The utility model comprises a base, a pressing rod, a spring, a linkage plate, a sealing needle sleeve, a sealing needle, an adapter, a nozzle component and a nozzle cover; the base comprises a bottom plate, and a group of slideways are vertically arranged on the upper surface of one end part of the bottom plate along the width direction; a group of U-shaped plates are symmetrically arranged on the upper surface of the middle part of the bottom plate along the width direction. The utility model discloses a people press down the pressure lever to utilize the connecting rod structure to drive sealed needle cover and sealed needle motion, make nozzle assembly be for use state, press down the pressure lever simultaneously and open electronic switch, start air pump and peristaltic pump or water pump, carry out hydrojet and gas supply respectively for nozzle assembly and shower nozzle block, this process is based on two fluid flow focusing technique, realize the atomizing of hydrojet, can make the hydrojet form the liquid drop of hundreds of nanometers of magnitude of a micron order even, be favorable to people's skin to absorb the hydrojet fast.
Description
Technical Field
The utility model belongs to the technical field of atomizer, especially, relate to a two fluid shower nozzle devices of guide bar formula for atomizer.
Background
The flow focusing is a capillary flow phenomenon, which is formally proposed in 1998, and the principle is that a fluid flowing out of a capillary is driven by another fluid moving at a high speed, and forms a stable cone after being focused by a small hole, a micro jet flow is generated at the top end of the cone and passes through the small hole, and the jet flow is broken into monodisperse micro-droplets at a certain distance outside the small hole due to instability; in such flows, the viscous shear forces in the jet are much smaller than in the same mechanical methods of making microdroplets (such as direct pressure-driven jets) and no additional forces are required (such as classical electrospray relies on electric field forces); the flow focusing technology is stable, easy to operate, free of harsh environmental conditions, capable of preparing micro-particles such as micro-scale and even hundreds of nano-scale liquid drops, bubbles, particles, capsules and the like, and has important application values in the scientific and technological field and engineering practice, so that the flow focusing technology can ensure that molecular chains are not broken, and is more beneficial to preparing monodisperse particles.
The atomizing nozzles which circulate in the market are almost two types, namely a high-pressure type two-fluid nozzle and an ultrasonic high-frequency vibration atomizing nozzle, but the two types of nozzles can not atomize the spray liquid with high viscosity and poor liquidity and can only atomize the spray liquid with low viscosity and liquidity similar to that of water; the application range is narrow; can not meet the daily use requirements of people.
Therefore, a guide rod type two-fluid spray head device for an atomizer needs to be researched to improve the application range and the atomization effect of the atomization spray head.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a guide bar formula two fluid shower nozzle devices for atomizer, press the press rod through people, and utilize connecting rod structure to drive sealed needle cover and sealed needle motion, make the nozzle assembly be for use, meanwhile press the electronic switch of pole open, start air pump and peristaltic pump or water pump, carry out hydrojet and gas supply respectively for nozzle assembly and shower nozzle sealing cap, this process utilizes two fluid flow focusing techniques, make the hydrojet form stable toper after the focus of atomizing mouth, produce a little efflux at the top of atomizing mouth and pass the atomizing mouth, and the efflux is broken into monodispersed droplet at a certain distance outside the atomizing mouth; the problems that the existing atomizing nozzle cannot be used for atomizing liquid with various viscosities and various flowability, so that the application range is narrow and the atomizing effect is poor are solved.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a guide rod type two-fluid spray head device for an atomizer, which comprises a base, a pressing rod, a spring, a linkage plate, a sealing needle sleeve, an adapter, a nozzle assembly, a spray head sealing cap and a spray head cover;
the base comprises a first bottom plate, and a group of slideways are vertically arranged on the upper surface of one end part of the first bottom plate along the width direction; a group of U-shaped plates are symmetrically arranged on the upper surface of the middle part of the first bottom plate along the width direction;
the pressing rod is in sliding connection with the slide way; a plurality of electronic switches are fixedly arranged between the bottom surface of the pressing rod and the first bottom plate; the bottom of the pressing rod is provided with a groove;
the linkage plate comprises a second bottom plate and a guide plate for driving the sealing needle sleeve to reciprocate; one end of the second bottom plate penetrates through the groove, and guide plates are symmetrically fixed on the upper surface of the other end of the second bottom plate; the bottom of the guide plate is rotatably connected with the U-shaped plate;
a spring is arranged between the end part of the sealing needle sleeve and the slideway, and a sealing needle is fixedly arranged in the sealing needle sleeve; guide plates are symmetrically fixed on the peripheral side surface of the sealing needle sleeve, and a guide rod which is contacted with the top end of the guide plate is fixed on the outer side surface of each guide plate;
the sealing needle sequentially penetrates through the adapter and the nozzle assembly; the adapter is a step tube; the two ends of the adapter are respectively provided with a sealing hole and a stepped liquid collecting hole, the inner wall of the end surface of the stepped liquid collecting hole is provided with a pressure relief hole, and the pressure relief hole is communicated with the sealing hole through a guide hole; a step hole is formed among the step liquid collecting hole, the pressure relief hole and the guide hole in sequence; an air inlet is formed in the end face of the stepped liquid collecting hole;
the stepped liquid collecting hole is communicated with a liquid inlet pipe; the pressure relief hole is communicated with a pressure relief pipe; the air inlet is communicated with an air inlet pipe;
the sealing needle sequentially penetrates through the sealing hole, the guide hole, the pressure relief hole and the stepped liquid collecting hole; a sealing disc is fixed on the peripheral side face of the sealing needle, and a first sealing ring is sleeved on the sealing needle between the sealing disc and the end face of the stepped liquid collecting hole; a second sealing ring is sleeved on the peripheral side surface of the sealing needle and is arranged on the inner wall of the end surface of the pressure relief hole;
the nozzle assembly comprises a nozzle and a liquid inlet cylinder which are communicated with each other; the nozzle is in sealing fit with the end part of the sealing needle; an air guide ring is fixed on the peripheral side surface of the liquid inlet cylinder, a stepped sleeve is fixed on the peripheral side surface of the air guide ring, and the stepped sleeve is positioned between the stepped surface of the stepped liquid collecting hole and the end surface of the spray head sealing cap;
wherein, a plurality of air guide holes are uniformly distributed on the air guide ring; a third sealing ring is arranged between the end part of the liquid inlet cylinder and the inner wall of the stepped liquid collecting hole;
a first retaining ring is fixed on the peripheral side surface of the spray head sealing cap; an atomization opening coaxial with the nozzle is formed in the end face of the spray head sealing cap;
the internal surface of shower nozzle lid forms threaded connection with the tip week side of adapter, just be fixed with a second on the terminal surface of shower nozzle lid and keep off the ring, the second keeps off the ring and forms spacing the cooperation of blockking with first fender ring, just the second keeps off and is provided with the fourth sealing washer between ring and the first fender ring.
Furthermore, limiting sliding grooves are symmetrically formed in the peripheral side face of the adapter, and the limiting sliding grooves are in limiting sliding fit with the guide plate.
Further, the sealing needle sleeve is sleeved on the end portion of the adapter, a fixing sleeve penetrates through the inside of the sealing needle sleeve, and a sealing needle is fixedly mounted in the fixing sleeve.
Furthermore, a sealing ring is fixed on the peripheral side surface of the sealing needle, and the sealing ring and the pressure relief hole form sealing fit; and a first sealing ring is arranged between the plugging ring and the sealing disc.
Furthermore, a fifth sealing ring is arranged in the sealing hole, and a sealing needle penetrates through the fifth sealing ring.
Furthermore, an installation frame is fixed at the end part of the upper surface of the first bottom plate, which is far away from the slide way; a support plate is fixed on the first bottom plate between the mounting frame and the U-shaped plate, and an adapter is fixed on the support plate and one side plate of the mounting frame; the nozzle cover is fixedly arranged on the other side plate of the mounting frame.
Furthermore, the liquid inlet pipe is communicated with the bottom of the liquid storage tank, and the top of the liquid storage tank is communicated with the pressure relief pipe.
The utility model discloses following beneficial effect has:
1. the utility model discloses a people press the press bar, and utilize the connecting rod structure to drive sealed needle cover and sealed needle motion, make nozzle assembly be for use state, meanwhile press the bar and open electronic switch, start air pump and peristaltic pump or water pump, carry out hydrojet and gas supply respectively for nozzle assembly and shower nozzle block cap, this process utilizes two fluid flow focusing techniques, make the hydrojet form stable toper after the focus of atomizing mouth, produce a microjet and pass the atomizing mouth at the top of atomizing mouth, and the jet breaks into monodispersed droplet outside the atomizing mouth a certain distance, the user demand that people atomize into the micro-nano level droplet granule to the liquid of various different consistencies, various different mobility; the structure is stable, the operation is easy, no harsh environmental conditions exist, and micron-level or even hundreds-of-nanometer-level liquid drops can be prepared; is beneficial to the rapid absorption of the spray liquid by the skin of people and improves the effect of the spray liquid.
2. The utility model supplies the spray liquid to the nozzle assembly through the liquid inlet pipe, supplies gas to the gas cavity formed between the nozzle assembly and the spray head sealing cap through the gas inlet pipe, and finally blows the spray liquid in the nozzle away by using the two-fluid flow focusing technology and releases the spray liquid from the atomizing port; after sealing up the nozzle, utilize the pressure relief pipe to form the cavity and carry out pressure release between nozzle assembly and the adapter, prevent to carry out the hydrojet accumulation in forming the cavity between hydrojet nozzle assembly and the adapter, cause nozzle assembly's jam or overflow, the effectual security performance and the atomizing ability that has improved two fluid nozzle of connecting rod formula.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a guide rod type two-fluid nozzle device for an atomizer according to the present invention;
FIG. 2 is a drawing showing the components of the guide rod type two-fluid nozzle assembly for an atomizer according to the present invention;
FIG. 3 is a cross-sectional view of FIG. 2;
fig. 4 is a schematic structural view of the base of the present invention;
figure 5 is a schematic cross-sectional view of the adapter of the present invention;
FIG. 6 is a schematic view of a nozzle assembly according to the present invention;
fig. 7 is a schematic structural view of the sealing needle of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-base, 2-pressing rod, 3-spring, 4-linkage plate, 5-sealing needle sleeve, 6-adapter, 7-nozzle component, 8-nozzle sealing cap, 9-nozzle cover, 10-electronic switch, 11-sealing needle, 101-first bottom plate, 102-slideway, 103-U-shaped plate, 104-mounting frame, 105-supporting plate, 201-groove, 401-second bottom plate, 402-guide plate, 501-guide plate, 502-guide rod, 503-fixing sleeve, 601-sealing hole, 602-ladder liquid collecting hole, 603-pressure relief hole, 604-guide hole, 605-air inlet hole, 606-liquid inlet pipe, 607-pressure relief pipe, 608-air inlet pipe, 609-limiting chute, 610-fifth sealing ring, 701-nozzle, 702-liquid inlet cylinder, 703-air guide ring, 704-stepped sleeve, 705-third sealing ring, 801-first baffle ring, 802-atomization port, 901-second baffle ring, 902-fourth sealing ring, 1101-sealing disc, 1102-first sealing ring, 1103-second sealing ring, 1104-plugging ring and 7031-air guide hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "end face", "open", "upper", "lower", "middle", "width", "inner", "peripheral side", and the like indicate positional or positional relationships, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
The guide rod type two-fluid spray head device for the atomization instrument can also be used on the atomization instrument or used as a spray head of a watering pot for daily animals and plants; and the shower nozzle structure of the indoor humidifier can also adopt the technical scheme of the utility model.
As shown in fig. 1-3, the present invention relates to a guide rod type two-fluid nozzle device for an atomizer, which is a liquid-gas two-fluid flow focusing nozzle device, and comprises a base 1, a pressing rod 2, a spring 3, a linkage plate 4, a sealing needle sleeve 5, an adapter 6, a nozzle assembly 7, a nozzle sealing cap 8 and a nozzle cover 9;
as shown in fig. 1 and 4, the base 1 includes a first bottom plate 101, and a set of slide ways 102 is vertically installed on an upper surface of one end of the first bottom plate 101 along a width direction; a group of U-shaped plates 103 are symmetrically arranged on the upper surface of the middle part of the first bottom plate 101 along the width direction; the first bottom plate 101, the slideway 102 and the U-shaped plate 103 are manufactured into the base 1 through integral stamping or extrusion molding;
as shown in fig. 1-3, the pressing rod 2 is connected with the slide way 102 in a sliding way; two electronic switches 10 are fixedly arranged between the bottom surface of the pressing rod 2 and the first bottom plate 101; the bottom of the pressing rod 2 is provided with a groove 201; when a person presses the pressing rod 2, the pressing rod 2 goes up and down along the slide way 102, and the bottom of the pressing rod 2 extrudes the two electronic switches 10; a limiting rod is arranged on the side surface of the pressing rod 2 to prevent the pressing rod 2 from sliding out of a pressing channel of the whole two-fluid sprayer shell (not shown in the figure); when the pressing lever 2 is pressed by a person, the bottom of the pressing lever 2 presses the electronic switch 10. Two electronic switches 10 are turned on, one electronic switch 10 controls the action of the air pump, and the air pump is communicated with the air inlet pipe 608 through a first communicating pipe; the other electronic switch controls the action of the peristaltic pump, a liquid inlet pipe 606 penetrates through the peristaltic pump, and a buffer bottle is communicated with the liquid inlet pipe 606; when the pressing rod 2 rises, the electronic switch 10 is not extruded, and the peristaltic pump and the air pump do not act;
the linkage plate 4 comprises a second bottom plate 401 and a guide plate 402 for driving the sealing needle sleeve 5 to reciprocate; the U-shaped plate 103 provides a supporting and swinging foundation for the linkage plate 4; one end of the second bottom plate 401 penetrates through the groove 201, and guide plates 402 are symmetrically fixed on the upper surface of the other end of the second bottom plate 401; a rotating rod is fixed on the outer side face of the bottom of the guide plate 402, a U-shaped groove is formed in the U-shaped plate 103, and the rotating rod is in rotating connection with the U-shaped groove; the linkage plate 4 swings at a certain angle on the basis of a group of U-shaped plates 103; the linkage plate 4 is used as a connecting rod to realize the power on and off of the electronic switch 10 and the reciprocating movement of the sealing needle sleeve 5 and the sealing needle 11;
a spring 3 is arranged between the end part of the sealing needle sleeve 5 and the slideway 102, the spring 3 can be beneficial to the descending press rod 2 to carry out ascending reset, and a sealing needle 11 is fixedly arranged in the sealing needle sleeve 5; the peripheral side surface of the sealing needle sleeve 5 is symmetrically fixed with a guide plate 501, and the outer side surface of the guide plate 501 is fixed with a guide rod 502 which is contacted with the top end of the guide plate 402;
as shown in fig. 1-3 and 5, the sealing needle 11 extends through the adapter 6 and the nozzle assembly 7 in sequence; the adapter 6 is a step tube; a sealing hole 601 and a stepped liquid collecting hole 602 are respectively formed in two ends of the adapter 6, a pressure relief hole 603 is formed in the inner wall of the end face of the stepped liquid collecting hole 602, the pressure relief hole 603 is communicated with the sealing hole 601 through a guide hole 604, and the guide hole 604 provides a guiding effect for the axial movement of the sealing needle 11; a stepped hole is formed among the stepped liquid collecting hole 602, the pressure relief hole 603 and the guide hole 604 in sequence; an air inlet 605 is arranged on the end surface of the ladder liquid collecting hole 602;
the stepped liquid collecting hole 602 is communicated with a liquid inlet pipe 606; the pressure relief hole 603 is communicated with a pressure relief pipe 607; the air inlet 605 is communicated with an air inlet pipe 608;
the sealing needle 11 sequentially penetrates through the sealing hole 601, the guide hole 604, the pressure relief hole 603 and the stepped liquid collecting hole 602, the diameters of the guide hole 604, the pressure relief hole 603 and the stepped liquid collecting hole 602 are sequentially increased, the diameter of the sealing hole 601 is between the diameter values of the pressure relief hole 603 and the stepped liquid collecting hole 602, and the guide hole 604 provides guiding and limiting effects for the sealing needle 11; a sealing disc 1101 is fixed on the peripheral side surface of the sealing needle 11, a first sealing ring 1102 is sleeved on the sealing needle 11 between the sealing disc 1101 and the inner wall of the end surface of the stepped liquid collecting hole 602, and when the nozzle 701 is not blocked by the sealing needle 11, the first sealing ring 1102 can prevent the liquid spray in the liquid storage tank from entering the guide hole 604 and the sealing hole 601, so that the liquid spray is leaked; the second sealing ring 1103, which is sleeved on the sealing pin 11 between the blocking ring 1104 and the guide hole 604, can prevent the liquid in the liquid storage tank from entering the guide hole 604 and the sealing hole 601, i.e. providing axial sealing for the sealing pin 11 to prevent the liquid from leaking along the sealing pin; a second sealing ring 1103 is sleeved on the peripheral side surface of the sealing needle 11, the second sealing ring 1103 is installed on the inner wall of the end surface of the pressure relief hole 603, and the second sealing ring 1103 is installed; when the sealing needle 11 seals the nozzle 701, the second sealing ring 1103 prevents the spray liquid left from the liquid inlet pipe 606 from entering the guide hole 604 and the sealing hole 601;
as shown in fig. 1-3 and 6, the nozzle assembly 7 includes a nozzle 701 and a feed cylinder 702 communicating with each other; the nozzle 701 forms a sealing engagement with the end of the sealing needle 11; an air guide ring 703 is fixed on the peripheral side surface of the liquid inlet cylinder 702, a stepped sleeve 704 is fixed on the peripheral side surface of the air guide ring 703, and the stepped sleeve 704 is positioned between the stepped surface of the stepped liquid collecting hole 602 and the end surface of the nozzle sealing cap 8; the central axis of the nozzle passage inside the nozzle 701 coincides with the central axis of the atomizing port 802;
wherein, a plurality of air guide holes 7031 are uniformly distributed on the air guide ring 703; a third sealing ring 705 is arranged between the end part of the liquid inlet cylinder 702 and the inner wall of the stepped liquid collecting hole 602; the gas entering the gas inlet 605 from the gas inlet pipe 608 enters a gas chamber formed by the nozzle assembly 7 and the spray head sealing cap 8 from each gas inlet 7031 of the gas guide ring 703;
a through hole is formed in the first bottom plate 101, and the position of the through hole can be set according to actual use requirements, for example, the air inlet pipe 608 is convenient to penetrate and wire-route on the first bottom plate 101 between the mounting frame 104 and the support plate 105, and further the air inlet pipe 608 is convenient to communicate with the air pump;
the nozzle sealing cap 8 is an open cylindrical cavity structure, and a first retaining ring 801 is fixed on the peripheral side surface of the nozzle sealing cap 8; an atomizing port 802 coaxial with the nozzle 701 is formed on the end face of the spray head sealing cap 8; the distance between the end face of the nozzle 701 and the inner side face of the atomizing port 802 is 0.5 mm; the atomizing port 802 is a conical port, that is, the outer end face of the atomizing port 802 is a small capillary hole provided with a chamfer, the diameter of the internal nozzle channel of the nozzle 701 is 0.5mm, the larger round face of the conical port faces the outside, and the diameter of the smaller round face of the conical port is 0.5 mm; the atomized liquid drops sprayed out of the atomizing port 802 are in a micro-nanometer level, so that the liquid drops are beneficial to the rapid absorption of the affected part or the face of people, and the rehabilitation or beauty effect is improved;
the inner surface of the sprayer cover 9 is in threaded connection with the peripheral side surface of the end part of the adapter 6, the threaded fit can provide sealing and fixing effects for the nozzle assembly 7 and the adapter 6, a second retaining ring 901 is fixed on the end surface of the sprayer cover 9, the second retaining ring 901 and the first retaining ring 801 form limiting and blocking fit, and a fourth sealing ring 902 is arranged between the second retaining ring 901 and the first retaining ring 801; when the nozzle cover 9 is in threaded connection with the adapter 6, the second retaining ring 901 applies force to the first retaining ring 801 to prevent the first retaining ring 801 from falling off from the adapter 6; the fourth sealing ring 902 can effectively improve the sealing performance between the nozzle cover 9 and the nozzle sealing cap 8 and prevent gas from overflowing; the screw thread matching of the nozzle cover 9 and the adapter 6 can seal the air to a certain extent, which is enough to satisfy the sealing performance of the connecting rod type two-fluid nozzle.
Wherein, the circumference side of adapter 6 is gone up the symmetry and is opened spacing spout 609, and spacing spout 609 forms spacing sliding fit with deflector 501, and this cooperation plays direction and spacing effect for the motion of sealed needle cover 5.
The sealing needle sleeve 5 is sleeved on the end of the adapter 6, a fixing sleeve 503 penetrates through the sealing needle sleeve 5, a sealing needle 11 is fixedly mounted in the fixing sleeve 503, an inner hole of the fixing sleeve 503 can be made into a circular truncated cone shape or a step shape, and the end of the sealing needle 11 can also be made into a step shape or a circular truncated cone shape matched with the fixing sleeve 503.
As shown in fig. 1 to 3 and fig. 7, a sealing ring 1104 is fixed on the peripheral side surface of the sealing needle 11, the sealing ring 1104 can also be regarded as a shaft shoulder, and the sealing ring 1104 forms sealing fit with the pressure relief hole 603; a first seal 1102 is provided between the seal ring 1104 and the seal plate 1101, and when the nozzle 701 is not sealed by the seal needle 11, the pressure relief hole 603 is sealed by the seal ring 1104. If the nozzle 701 is not blocked by the seal needle 11, the liquid spray may flow from the atomizing port 802 to the outside;
the fifth sealing ring 610 is installed in the sealing hole 601, the sealing needle 11 penetrates through the fifth sealing ring 610, and the fifth sealing ring 610 can prevent the spray from flowing to the outside through the guide hole 604 and the sealing hole 601 in sequence, i.e., the sealing needle 11 is provided with axial sealing to prevent the spray from leaking along the sealing needle.
Wherein, a mounting frame 104 is fixed at the end part of the upper surface of the first bottom plate 101 far away from the slide way 102; a support plate 105 is fixed on the first bottom plate 101 between the mounting frame 104 and the U-shaped plate 103, and an adapter 6 is fixed on the support plate 105 and one side plate of the mounting frame 104; the cap 9 is fixedly mounted on the other side plate of the mounting frame 104. The support plate 105 and the mounting frame 104 provide limiting support for the adapter 6, the nozzle assembly 7, the nozzle sealing cap 8 and the nozzle cover 9; further, the mounting frame 104 and the support plate 105 may be integrally formed with the first base plate 101.
The liquid inlet pipe 606 is communicated with the bottom of the liquid storage tank, the top of the liquid storage tank is communicated with the pressure relief pipe 607, and spray liquids with different viscosities and different flowability can be contained in the liquid storage tank; the utility model is suitable for the hydrojet of various different viscidities, various different mobility promptly.
One specific application of this embodiment is:
when people use the beauty instrument; the person presses the pressing rod 2, and the pressing rod 2 descends along the slide way 102 and extrudes the two electronic switches to make the peristaltic pump and the air pump act; when the pressing rod 2 descends, the linkage plate 4 rotates on the basis of the U-shaped plate 103, the guide plate 402 is in contact with the guide rod 502 to pull the sealing needle sleeve 5 to move towards the slideway 102, the spring 3 is in a compressed state between the pulling sealing needle sleeve 5 and the slideway 102, the sealing needle sleeve 5 drives the sealing needle 11 to move at the moment, and the sealing needle 11 does not block the nozzle 701;
the liquid spray enters the stepped liquid collecting hole 602 through the liquid inlet pipe 606, and flows to the nozzle assembly 7 and flows out of the nozzle 701 due to the sealing effect between the sealing plate 1101, the first sealing ring 1102 and the inner wall of the end face of the stepped liquid collecting hole 602; meanwhile, the gas enters a gas chamber formed between the nozzle assembly 7 and the spray head sealing cap 8 through the gas inlet pipe 608, the gas inlet hole 605 and the gas guide hole 7031 in sequence and flows to the outside from the atomizing port 802, in the process, a two-fluid flow focusing technology is utilized to enable the spray liquid to be focused through the atomizing port 802 to form a stable cone, a micro jet flow generated at the top end of the atomizing port 802 penetrates through the atomizing port 802, and the jet flow is broken into monodisperse micro drops at a certain distance outside the atomizing port 802;
when people release the force applied to the pressing rod 2, the sealing needle sleeve 5 is far away from the slide way 102 under the action of the elastic force of the spring 3, so that the sealing needle sleeve 5 drives the sealing needle 11 to block the nozzle 701, and the first sealing ring 1102 loses the sealing effect between the sealing disc 1101 and the inner wall of the end face of the stepped liquid collecting hole 602; the two electronic switches respectively control the peristaltic pump and the air pump to stop working; however, the gas generated by the gas pump will increase the pressure in the space formed between the nozzle assembly 7 and the stepped liquid collecting hole 602, and if the pressure is not released, the liquid spray will flow in the opposite direction in the liquid inlet pipe 606; when the sealing needle 11 is matched with the nozzle 70 in a plugging way, gas flows to the liquid storage tank through the pressure relief hole 603 and the pressure relief pipe 607 to release pressure;
the guide rod type two-fluid sprayer device for the atomizer is manufactured based on a two-fluid flow focusing technology, and the flow focusing technology is stable, easy to operate and free of harsh environmental conditions, is suitable for spray liquid with various viscosities and various flowability, and has high market value; the structure of the utility model is simple to operate, the safety performance is high, and the liquid drop with micron level or even hundreds of nanometer level can be prepared; is convenient for people to use, has good atomization effect, and improves the absorption effect of the skin of people.
The utility model discloses a device can be used and use and spray appearance, the medical treatment of cosmetic skin care to the equipment that sprays the medicine on the skin surface, paint spray gun, the atomizing equipment of the various liquid of industry atomizing, unmanned aerial vehicle spray pesticide equipment and fire control spray equipment etc..
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a two fluid nozzle devices of guide rod formula for atomizer, includes base (1), presses depression bar (2), spring (3), its characterized in that: the device also comprises a linkage plate (4), a sealing needle sleeve (5), a sealing needle (11), an adapter (6), a nozzle assembly (7), a nozzle sealing cap (8) and a nozzle cover (9);
the base (1) comprises a first bottom plate (101), and a group of slideways (102) are vertically arranged on the upper surface of one end part of the first bottom plate (101) along the width direction; a group of U-shaped plates (103) are symmetrically arranged on the upper surface of the middle part of the first bottom plate (101) along the width direction;
the pressing rod (2) is in sliding connection with the slide way (102); a plurality of electronic switches (10) are fixedly arranged between the bottom surface of the pressing rod (2) and the first bottom plate (101); the bottom of the pressing rod (2) is provided with a groove (201);
the linkage plate (4) comprises a second bottom plate (401) and a guide plate (402) for driving the sealing needle sleeve (5) to reciprocate; one end of the second bottom plate (401) penetrates through the groove (201), and guide plates (402) are symmetrically fixed on the upper surface of the other end of the second bottom plate (401); the bottom of the guide plate (402) is rotatably connected with the U-shaped plate (103);
a spring (3) is arranged between the end part of the sealing needle sleeve (5) and the slideway (102), and a sealing needle (11) is fixedly arranged in the sealing needle sleeve (5); guide plates (501) are symmetrically fixed on the peripheral side surface of the sealing needle sleeve (5), and a guide rod (502) which is in contact with the top end of the guide plate (402) is fixed on the outer side surface of each guide plate (501);
the sealing needle (11) penetrates through the adapter (6) and the nozzle assembly (7) in sequence; the adapter (6) is a stepped pipe; two ends of the adapter (6) are respectively provided with a sealing hole (601) and a stepped liquid collecting hole (602), the inner wall of the end face of the stepped liquid collecting hole (602) is provided with a pressure relief hole (603), and the pressure relief hole (603) is communicated with the sealing hole (601) through a guide hole (604); a step hole is formed among the step liquid collecting hole (602), the pressure relief hole (603) and the guide hole (604) in sequence; an air inlet hole (605) is formed in the end face of the stepped liquid collecting hole (602);
the stepped liquid collecting hole (602) is communicated with a liquid inlet pipe (606); the pressure relief hole (603) is communicated with a pressure relief pipe (607); the air inlet hole (605) is communicated with an air inlet pipe (608);
the sealing needle (11) penetrates through the sealing hole (601), the guide hole (604), the pressure relief hole (603) and the stepped liquid collecting hole (602) in sequence; a sealing disc (1101) is fixed on the peripheral side surface of the sealing needle (11), and a first sealing ring (1102) is sleeved on the sealing needle (11) between the sealing disc (1101) and the end surface of the stepped liquid collecting hole (602); a second sealing ring (1103) is sleeved on the peripheral side face of the sealing needle (11), and the second sealing ring (1103) is installed on the inner wall of the end face of the pressure relief hole (603);
the nozzle assembly (7) comprises a nozzle (701) and a liquid inlet cylinder (702) which are communicated with each other; the nozzle (701) forms a sealing fit with the end of the sealing needle (11); an air guide ring (703) is fixed on the peripheral side surface of the liquid inlet cylinder (702), a stepped sleeve (704) is fixed on the peripheral side surface of the air guide ring (703), and the stepped sleeve (704) is positioned between the stepped surface of the stepped liquid collecting hole (602) and the end surface of the spray head sealing cap (8);
wherein, a plurality of air guide holes (7031) are uniformly distributed on the air guide ring (703); a third sealing ring (705) is arranged between the end part of the liquid inlet cylinder (702) and the inner wall of the stepped liquid collecting hole (602);
a first retaining ring (801) is fixed on the peripheral side surface of the spray head sealing cap (8); an atomizing opening (802) coaxial with the nozzle (701) is formed in the end face of the spray head sealing cap (8);
the inner surface of the sprayer cover (9) is in threaded connection with the peripheral side face of the end of the adapter (6), a second retaining ring (901) is fixed to the end face of the sprayer cover (9), the second retaining ring (901) and the first retaining ring (801) form limiting and blocking matching, and a fourth sealing ring (902) is arranged between the second retaining ring (901) and the first retaining ring (801).
2. The guide-bar type two-fluid nozzle device for an atomizer according to claim 1, wherein the adapter (6) is symmetrically provided with limiting slide grooves (609) on the peripheral side surface, and the limiting slide grooves (609) form a limiting sliding fit with the guide plate (501).
3. The guide-rod-type two-fluid sprayer device for the atomizer according to claim 1, wherein the sealing needle sheath (5) is fitted over the end of the adapter (6), and a fixing sleeve (503) penetrates through the interior of the sealing needle sheath (5), and a sealing needle (11) is fixedly mounted in the fixing sleeve (503).
4. The guide-bar type two-fluid nozzle assembly for an atomizer according to claim 1, wherein a sealing ring (1104) is fixed to the peripheral side of the sealing needle (11), the sealing ring (1104) forming a sealing fit with the pressure relief hole (603); and a first sealing ring (1102) is arranged between the plugging ring (1104) and the sealing disc (1101).
5. The guide-rod-type two-fluid nozzle assembly for an atomizer according to claim 1, wherein a fifth seal ring (610) is installed in the seal hole (601), and a seal needle (11) penetrates through the fifth seal ring (610).
6. The guide-bar type two-fluid nozzle assembly for an atomizer according to claim 1, wherein a mounting frame (104) is fixed to the end of the upper surface of the first base plate (101) remote from the slide (102); a support plate (105) is fixed on the first bottom plate (101) between the mounting frame (104) and the U-shaped plate (103), and an adapter (6) is fixed on the support plate (105) and a side plate of the mounting frame (104); the sprayer cover (9) is fixedly arranged on the other side plate of the mounting frame (104).
7. The guide-bar type two-fluid nozzle assembly for an atomizer according to claim 1, wherein the liquid inlet pipe (606) communicates with the bottom of a liquid reservoir, and the top of the liquid reservoir communicates with the pressure relief pipe (607).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921521563.XU CN211514903U (en) | 2019-09-09 | 2019-09-09 | Guide rod type two-fluid nozzle device for atomizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921521563.XU CN211514903U (en) | 2019-09-09 | 2019-09-09 | Guide rod type two-fluid nozzle device for atomizer |
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| Publication Number | Publication Date |
|---|---|
| CN211514903U true CN211514903U (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921521563.XU Active CN211514903U (en) | 2019-09-09 | 2019-09-09 | Guide rod type two-fluid nozzle device for atomizer |
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| CN (1) | CN211514903U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110479514A (en) * | 2019-09-09 | 2019-11-22 | 合肥中科力一科技有限公司 | It is a kind of for being atomized the two fluid ejecting device of guide rod type of instrument |
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2019
- 2019-09-09 CN CN201921521563.XU patent/CN211514903U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110479514A (en) * | 2019-09-09 | 2019-11-22 | 合肥中科力一科技有限公司 | It is a kind of for being atomized the two fluid ejecting device of guide rod type of instrument |
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