CN209173130U - A kind of medical mask formula atomizer - Google Patents

Abstract

The utility model discloses a kind of medical mask formula atomizers, including steam hose, atomizer and mask, the first end of steam hose is connect by connector with compressed gas escape pipe, connector includes hard outer tube, the inside of hard outer tube is coaxially arranged with the inner tube with flexible horn mouth, it is provided between the flexible horn mouth and hard outer tube of inner tube for flexible horn mouth to be held tightly to the more balls in compressed gas escape pipe, atomizer includes the fluid reservoir connecting with steam hose second end and the nebulization chamber that connect with mask, the drainage disc for being capable of forming a plurality of drainage channel is provided in fluid reservoir.The utility model is by being arranged connector between compressed gas gas outlet and steam hose, improve the stable connection of steam hose, to improve atomization stability, and drainage hood is provided in fluid reservoir, make medical fluid still can smoothly reach puff prot under fluid reservoir heeling condition to be atomized, to further improve atomization stability and therapeutic effect.

Description

A kind of medical mask formula atomizer

Technical field

The utility model belongs to vaporizer technical field, in particular to a kind of medical mask formula atomizer.

Background technique

Fog inhalation therapy is that drug is dispersed into small droplet or particle using atomising device, it is made to be suspended in gas In, drug enters respiratory tract and pulmonary deposition by way of sucking, reaches clean air flue, humidifying airway, the mesh of nonpain treatment , fog inhalation therapy directly acts on diseased region, has that dosage is small, quick, few side effects compared with oral medication And the advantages that easy to use, be widely used in treatment of respiratory diseases, wherein face mask type atomizer can continuously or repeatedly give compared with Large dosage, less need for patient respiratory coordination, without freon as propellant, atomizing effect easy to use is good, is curing It is widely used in institute, its working principle is that: thin mouth nozzle is passed through with high-speed flow using compressed gas or oxygen as driving gas, According to Venturi effect, negative pressure carrying receiver medical fluid is generated around nozzle and involves in high-speed flow and is ground into size Different droplet is dropped back into receiver by the interception collision of nozzle and is remained wherein 99% or more is the droplet composition of bulky grain Under tiny droplet sprayed with certain speed, hit the particle fallen and be atomized again.The compressed gas of general medical mask formula atomizer Flow is 6L/min-8L/min, and the medical fluid being placed in medicine tin is 4ml-6ml, and face mask type atomizer is usually that will ventilate at present Hose is directly connected to the gas outlet of compressed gas container, and this connection is extremely unreliable, when adjusting compressed gas flow, compressed gas flow When becoming larger, since intraductal pressure increases, connection hose is easy to fall off, to cause to be atomized unstable, therapeutic effect is bad, together When, since patient body position is inappropriate, fluid reservoir can be made to be in heeling condition, cause medical fluid that can not reach jet by inhaling medicine channel Hole and baffle are atomized, to can not normally go out mist, are caused to be atomized unstable, are influenced therapeutic effect.

Utility model content

The utility model provides a kind of medical mask formula atomizer against the above technical problems, by compressed gas gas outlet Setting has the connector of special construction between steam hose, improves the stable connection of steam hose, steady to improve atomization It is qualitative, and the drainage hood that matches with air nozzle is set in fluid reservoir, so that medical fluid still can be under fluid reservoir heeling condition It smoothly reaches fumarole to be atomized, to further improve atomization stability and therapeutic effect.

The purpose of this utility model can be realized by the following technical scheme:

A kind of medical mask formula atomizer, including steam hose, atomizer and mask, which is characterized in that the ventilation is soft The first end of pipe is connect by connector with compressed gas escape pipe, and the connector includes hard outer tube, the hard outer tube Both ends are respectively inlet end and outlet side, and inlet end is removably attachable to compressed gas escape pipe, and outlet side and ventilation are soft The first end of pipe is fixedly connected, and the internal diameter of hard outer tube is greater than the internal diameter of elastic hose；The inside of hard outer tube is coaxially arranged with Inner tube with flexible horn mouth, flexible horn mouth are set with annular piston, the inner wall of annular piston on inlet end, inner tube It is in close contact respectively with inner tube and hard outer tube with outer wall, and can be along the axial movement of inner tube, annular piston and hard outer tube Cushion chamber is formed between outlet side, is provided between the flexible horn mouth and hard outer tube of said inner tube for by flexible horn mouth Hold the more balls in compressed gas escape pipe tightly, the ball is circumferentially uniformly distributed along inner tube and can move along the axial direction of inner tube It is dynamic, the annular piston to air inlet extreme direction extend for push ball it is mobile push away platform；The atomizer includes and ventilation The fluid reservoir of hose second end connection and the nebulization chamber being connect with mask；The fluid reservoir center is provided with and steam hose The conical nozzle of perforation, the top of the conical nozzle offer fumarole, and drainage hood, the drainage are arranged on conical nozzle Cover includes the drainage column for covering the drainage disc of liquid storage pot bottom and drainage disc center being arranged in and is sleeved on conical nozzle, institute The top for stating drainage column is provided with medicine liquid outlet, and the lower end surface of drainage disc is circumferentially uniformly provided with multiple drainage troughs, drains column Inner wall be evenly arranged with multiple fins；Atomization baffle is provided in the nebulization chamber, the atomization baffle is located at fumarole Surface.

The stable connection of steam hose Yu compressed gas escape pipe can be improved by the way that connector is arranged, in compressed air stream quantitative change When big, compressed gas is initially entered in the cushion chamber of connector, since the internal diameter of cushion chamber is greater than the internal diameter of steam hose and is hard Matter, the pressure in the short time in cushion chamber can not discharge, and annular piston will be pushed mobile to inlet end, annular piston is moving It will drive while dynamic and push away platform promotion ball to inlet end movement and hold flexible horn mouth on compressed gas escape pipe tightly, thus Keep the connection of connector and compressed gas escape pipe more secured, avoid connector and fall off, using ball as holding part, structure Simple and reliable cost is relatively low, and the moving resistance of ball is small, under compressed gas closed state, piston, push away platform, ball is in and puts Loose state, convenient for the handling of connector；The setting of flexible horn mouth, so that the side internal diameter that inner tube is in inlet end is larger, just In being inserted and removed from for compressed gas escape pipe, convenient for handling；Steam hose is fixedly connected with the hard outer tube outlet side of connector, Further increase the connection reliability of entire ventilation pipe；Even if the setting of drainage hood is so that medical fluid is in skewed in fluid reservoir It still can smoothly reach fumarole when state to be atomized, the lower end surface of the drainage disc of drainage hood is circumferentially uniformly provided with multiple drainages Slot, the inner wall for draining column are evenly arranged with multiple fins, this setting forms the drainage channel of a plurality of medical fluid, inclines in fluid reservoir When oblique, medical fluid still can reach fumarole by one or more drainage channel therein and is atomized.

Preferably, outer wall of the said inner tube close to flexible horn mouth one end offers the guiding being oriented to ball Slot.The setting of guide groove can be oriented to ball when ball rolls, and move axially it along inner tube, reach holding purpose, When ball is static, guide groove can limit it, prevent its random rolling drop.

Preferably, the lower part of the nebulization chamber have extension diameter section as with the tank connected interconnecting piece of liquid storage, the company The inner wall of socket part is provided with internal screw thread, and the upper end of fluid reservoir is provided with the external screw thread matched with internal screw thread.It is removable using screw thread The connection unloaded is convenient for pouring into medical fluid into fluid reservoir.

Preferably, there is undergauge section to export as droplet on the top of the nebulization chamber, the droplet outlet is plugged on Droplet entrance positioned at mask lower part.

Preferably, the atomization baffle is circle, it is evenly arranged with multi-disc guide blades, the guidance leaf along its periphery Piece extends upwardly to droplet outlet.The cooperation of atomization baffle and guide blades can make compressed gas form convolution gas in nebulization chamber Stream is to improve atomizing effect, and guide blades extend to droplet outlet, can effectively be shunted to droplet, and tiny droplet rises Entering in mask to droplet outlet, biggish droplet is dropped back into fluid reservoir by the interception collision of guide blades and is atomized again, from And guarantee Quality of fogdrop, improve atomizing effect.

Preferably, the outer wall of the conical nozzle is uniformly provided with drainage channel of a plurality of groove as medical fluid, into one Step guarantees that medical fluid can smoothly reach fumarole and is atomized.

Preferably, the side wall of the mask is provided with venthole, guarantee that user's breathing is smooth.

Preferably, the antetheca of the mask is provided with the adjustment aluminium flake for adjusting antetheca radian, according to user's Shape of face is different with nose type, improves wear comfort using adjustment aluminium flake adjustment antetheca radian.

Compared with prior art, the utility model has the following beneficial effects:

1. the utility model is provided with the connector with special construction, efficiently solve under aeration status, steam hose It is not connected firmly with compressed gas escape pipe, caducous technical problem, and is easy to load and unload in the case where compressed gas closes obstructed gaseity, It is easy to use and reliable, it ensure that the stability of medical liquid atomizing, improve therapeutic effect.

2. the utility model by setting drainage hood, makes to form a plurality of effective drainage channel in medicine storing pot, so that medical fluid It still can smoothly reach fumarole under fluid reservoir heeling condition to be atomized, to further improve atomization stability and control Therapeutic effect.

3. the utility model can be such that compressed gas is formed back in nebulization chamber by the cooperation of atomization baffle and guide blades Rotational gas flow improves atomizing effect, and can effectively be shunted to droplet, and tiny droplet rises to droplet outlet and enters mask In, biggish droplet is dropped back into fluid reservoir by the interception collision of guide blades and is atomized again, to guarantee Quality of fogdrop, is improved Atomizing effect.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is connector decomposition texture schematic diagram in the utility model；

Fig. 3 is connector cross-sectional view in the utility model；

Fig. 4 is atomizer structure schematic diagram in the utility model；

Fig. 5 is atomizer cross-sectional view in the utility model；

Fig. 6 is nebulization chamber structural schematic diagram in the utility model；

Fig. 7 is drainage hood structural schematic diagram in the utility model；

Fig. 8 is liquid storage tank structure schematic diagram in the utility model；

In figure, 1. steam hoses；2. atomizer；21. fluid reservoir；211. conical nozzle；212. fumarole；213. groove； 22. nebulization chamber；The outlet of 221. droplets；222. interconnecting piece；223. atomization baffles；224. guide blades；23. drainage hood；231. Drainage disc；232. drainage columns；233. medicine liquid outlet；234. drainage trough；235. fin；3. mask；31. venthole；4. connector； 41. hard outer tube；411. inlet end；412. outlet side；42. inner tube；421. flexible horn mouth；422. annular piston；423. pushing away Platform；424. ball；425. guide groove；43. cushion chamber；5. compressed gas escape pipe.

Specific embodiment

It is specific embodiment of the utility model below, and the technical solution of the utility model is made further in conjunction with attached drawing Description, but the utility model is not limited to these examples.

With reference to Fig. 1-Fig. 8, the present embodiment discloses a kind of medical mask formula atomizer, including steam hose 1, atomizer 2 and The first end of mask 3, steam hose 1 is connect by connector 4 with compressed gas escape pipe 5；Connector 4 includes by rigid plastics system At hard outer tube 41, the both ends of hard outer tube 41 are respectively inlet end 411 and outlet side 412, and the inside of hard outer tube 41 is same Axis is provided with the inner tube 42 with flexible horn mouth 421, and flexible horn mouth 421 is made of silica gel, flexible horn mouth 421 and outer tube Inlet end 411 be fixedly connected, the internal diameter of flexible horn mouth 421 is gradually become smaller from inlet end 411 to 412 direction of outlet side, interior The other end of pipe 42 is hard plastic structure and is set with annular piston 422；The inner and outer wall of annular piston 422 respectively with Inner tube 42 and hard outer tube 41 are in close contact, and can be gone out along the axial movement of inner tube 42, annular piston 422 with hard outer tube 41 Cushion chamber 43 is formed between gas end 412；It is provided between the flexible horn mouth 421 and hard outer tube 41 of inner tube 42 for will be elastic Horn mouth 421 holds the ball 424 in compressed gas escape pipe 5 tightly, and ball 424 is four in the present embodiment, circumferential along inner tube 42 Even distribution, outer wall of the inner tube 42 close to 421 one end of flexible horn mouth offer the guide groove 425 being oriented to ball 424, lead Setting to slot 425 can be oriented to ball 424 when ball 424 rolls, and move axially it along inner tube 42, reach holding Purpose, when ball 424 is static, guide groove 425 can limit it, prevent its random rolling drop；Ball 424 being capable of edge The axial movement of inner tube 42, annular piston 422 to 411 direction of inlet end extend for push ball 424 it is mobile push away platform 423。

Atomizer 2 includes fluid reservoir 21 and nebulization chamber 22, and nebulization chamber 22 is detachably arranged in liquid storage by screw thread The top of tank 21, fluid reservoir 21 and nebulization chamber 22 are cylindrical structure, and 21 center of fluid reservoir is provided with conical nozzle 211, The bottom of fluid reservoir 21 is run through in the bottom of conical nozzle 211, and is fixedly connected with the second end of steam hose 1, conical nozzle 211 Top offer fumarole 212, be arranged with drainage hood 23 on conical nozzle 211, drainage hood 23 includes covering 21 bottom of fluid reservoir The drainage disc 231 in portion and the drainage column 232 that 231 center of drainage disc is arranged in and is sleeved on conical nozzle 211, drain column 232 top is provided with medicine liquid outlet 233, and the lower end surface of drainage disc 231 is circumferentially uniformly provided with multiple drainage troughs 234, draws The inner wall of fluidization tower 232 is evenly arranged with multiple fins 235, and the outer wall of conical nozzle 211 also offers a plurality of groove 213, above Setting avoids drainage hood 23 and too closely hinders to inhale on medical fluid with 21 bottom of fluid reservoir and the cooperation of conical nozzle 211, and is formed The drainage channel of a plurality of medical fluid, and drainage channel extends to fumarole 212 from the edge of 21 bottom of fluid reservoir, even if When fluid reservoir 21 tilts, medical fluid still can reach fumarole 212 by one or more drainage channel therein and is atomized； The top of nebulization chamber 22 has undergauge section as droplet outlet 221, and droplet outlet 221 is plugged on the mist positioned at 3 lower part of mask Housing instills mouth；The lower part of nebulization chamber 22 also has extension diameter section as the interconnecting piece 222 connecting with fluid reservoir 21, interconnecting piece 222 Inner wall is provided with internal screw thread, and the upper end of fluid reservoir 21 is provided with the external screw thread matched with internal screw thread, dismountable using screw thread Connection is convenient for pouring into medical fluid into fluid reservoir 21；There is atomization baffle 223, atomization baffle 223 is circle, position in nebulization chamber 22 In the surface of fumarole 212, medical fluid is atomized with compressed gas cooperation；The periphery of atomization baffle 223 is evenly arranged with four Piece guide blades 224, guide blades 224 extend upwardly to droplet outlet 221, are atomized the cooperation of baffle 223 and guide blades 224 Compressed gas can be made to form gyration airflow in nebulization chamber 22 to improve atomizing effect, guide blades extend to droplet outlet 221, Droplet can effectively be shunted, tiny droplet rises to droplet outlet 221 and enters in mask 3, and biggish droplet passes through The interception collision of guide blades 224 drops back into fluid reservoir 21 to be atomized again, to guarantee Quality of fogdrop, improves atomizing effect.

The side wall of mask 3 is provided with venthole 31, guarantees that user's breathing is smooth；The antetheca of mask 3 is provided with for adjusting The adjustment aluminium flake of whole antetheca radian, it is different with nose type according to the shape of face of user, it is improved using adjustment aluminium flake adjustment antetheca radian Wear comfort.

The course of work of medical mask formula atomizer disclosed in the present embodiment is that first choice pours into medical fluid in fluid reservoir 21, Compressed gas escape pipe 5 is passed through flexible horn mouth 421 and be inserted into inner tube 42 from the inlet end 411 of connector 4 and is connected with connector 4 It connects, then opens gas, compressed gas can be used compressed air that oxygen can also be used, adjust suitable compressed gas flow, compressed gas is by interior Pipe 42 initially enters in cushion chamber 43, and with continually entering for compressed gas, the pressure in cushion chamber 43 increases, due to steam hose 1 internal diameter is smaller, and the internal diameter of cushion chamber 43 is greater than the internal diameter of steam hose 1 and is hard, in the short time in cushion chamber 43 Pressure can not discharge, and annular piston 422 will be pushed mobile to inlet end 411, annular piston 422 will drive while mobile Platform 423 is pushed away to push ball 424 mobile to inlet end 411 and hold flexible horn mouth 421 on compressed gas escape pipe 5 tightly, thus Keep connector 4 and the connection of compressed gas escape pipe 5 more secured, avoids connector 4 and fall off, it should be noted that ball 424 Even if not holding flexible horn mouth 421 in compressed gas escape pipe 5 tightly, connector 4 is also by inner tube 42 can be with compressed gas What escape pipe 5 was attached, the setting of cushion chamber 43, piston 422, ball 424 is to keep their connection more secured, avoids taking off It falls, especially when opening gas suddenly and compressed gas flow becomes larger suddenly；Compressed gas reaches fluid reservoir by steam hose 1 21, it is sprayed into conical nozzle 211, and by the fumarole 212 of conical nozzle 211,212 very little of fumarole, compressed gas is with height Fast air-flow is by fumarole 212, according to Venturi effect, generates negative pressure around conical nozzle 211, in fluid reservoir 21 Medical fluid reaches fumarole 212 by multiple drainage channels, and sprays from the medicine liquid outlet of drainage hood 23 233, and negative pressure rolls up medical fluid Enter high-speed flow, and collide on atomization baffle 223, medical fluid is ground into droplet not of uniform size, is atomized baffle 223 and guidance The cooperation of blade 224 makes compressed gas form gyration airflow in nebulization chamber 22 to improve atomizing effect, and guide blades 224 extend To droplet outlet 221, droplet is effectively shunted, tiny droplet rises to droplet outlet 221 and enters in mask 3, by Patient, which sucks, carries out nebulae inhalation, and biggish droplet is dropped back into fluid reservoir 21 by the interception collision of guide blades and is atomized again, To guarantee Quality of fogdrop, atomizing effect is improved.

It should be understood that in claims, specification of the utility model, all " including ... " should be understood as out The meaning of formula is put, that is, its meaning is equal to " including at least ... ", but should not be understood as enclosed meaning, i.e. its meaning It should not be construed " only including ... ".Term " first ", " second " are used for description purposes only, and should not be understood as instruction or dark Show relative importance or implicitly indicates the quantity of indicated technical characteristic.Term "inner", "outside", "upper", "lower", " bottom " The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing, rather than The device of indication or suggestion meaning must have specific orientation or positional relationship, therefore should not be understood as the limit to the application System.

Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, variation that those skilled in the art are made in the essential scope of the utility model, is added or is replaced remodeling It changes, should all cover within the protection scope of utility model.

Claims (7)

1. a kind of medical mask formula atomizer, including steam hose (1), atomizer (2) and mask (3), which is characterized in that described The first end of steam hose is connect by connector (4) with compressed gas escape pipe (5), and the connector includes hard outer tube (41), the inlet end (411) of the hard outer tube is removably sleeved on compressed gas escape pipe, and the corresponding other end is Gas end (412) is simultaneously fixedly connected with the first end of steam hose, and the internal diameter of hard outer tube is greater than the internal diameter of elastic hose；It is described hard The inside of matter outer tube is coaxially arranged with the inner tube (42) with flexible horn mouth (421), and flexible horn mouth is close to inlet end, inner tube On be set with annular piston (422), the inner and outer wall of annular piston is in close contact with inner tube and hard outer tube respectively, and can edge The axial movement of inner tube forms cushion chamber (43) between annular piston and the outlet side of hard outer tube；The elastic loudspeaker of said inner tube It is provided between mouth and hard outer tube for flexible horn mouth to be held tightly to the more balls (424) in compressed gas escape pipe, institute Ball is stated circumferentially to be uniformly distributed and can extend to air inlet extreme direction along the axial movement of inner tube, the annular piston along inner tube For push ball it is mobile push away platform (423)；The atomizer (2) includes the fluid reservoir (21) connecting with steam hose second end And the nebulization chamber (22) being connect with mask；The fluid reservoir center is provided with the conical nozzle with steam hose perforation (211), the top of the conical nozzle offers fumarole (212), and drainage hood (23), the drainage are arranged on conical nozzle Cover includes the drainage disc (231) of covering liquid storage pot bottom and drainage disc center is arranged in and is sleeved on the drainage on conical nozzle The top of column (232), the drainage column is provided with medicine liquid outlet (233), and the lower end surface of drainage disc is circumferentially uniformly provided with more A drainage trough (234), the inner wall for draining column are evenly arranged with multiple fins (235)；Atomization gear is provided in the nebulization chamber Plate (223), the atomization baffle are located at the surface of fumarole.

2. a kind of medical mask formula atomizer according to claim 1, which is characterized in that said inner tube is close to elastic loudspeaker The outer wall of mouth one end offers the guide groove (425) being oriented to ball.

3. a kind of medical mask formula atomizer according to claim 1 or 2, which is characterized in that under the nebulization chamber Portion has extension diameter section as nebulization chamber and the tank connected interconnecting piece of liquid storage (222), and the inner wall of the interconnecting piece is provided with interior spiral shell Line, the upper end of fluid reservoir are provided with the external screw thread matched with the internal screw thread.

4. a kind of medical mask formula atomizer according to claim 3, which is characterized in that the top of the nebulization chamber has There is undergauge section to export (221) as droplet, the droplet outlet is plugged on the droplet entrance positioned at mask lower part.

5. a kind of medical mask formula atomizer according to claim 4, which is characterized in that the atomization baffle is circle, It is evenly arranged with along its periphery multi-disc guide blades (224), the guide blades extend upwardly to droplet outlet.

6. a kind of medical mask formula atomizer described according to claim 1 or 2 or 4 or 5, which is characterized in that the tapered injection The outer wall of mouth is uniformly provided with drainage channel of a plurality of groove (213) as medical fluid.

7. a kind of medical mask formula atomizer described according to claim 1 or 2 or 4 or 5, which is characterized in that the mask Side wall is provided with venthole (31).