CN215309473U - Atomizer atomization component and atomizer - Google Patents

Abstract

The application provides a atomizer atomization component and atomizer relates to medical instrument technical field. The atomizer atomization assembly includes an atomizing pump, an atomizing conduit, and an atomizing head. The atomising head includes casing and reposition of redundant personnel core, the casing is hollow structure, the one end of casing is the entrance point, be the exit end relative with the entrance point, the exit end is equipped with the spraying hole, the one end of spraying pipe is inserted in the casing from the entrance point, the delivery port of spraying pump is connected with the other one end of spraying pipe, the reposition of redundant personnel core is in the casing, the reposition of redundant personnel core includes the reposition of redundant personnel end and converges the end, the spraying pump is used for to reposition of redundant personnel end pumping liquid, converge the end and be used for assembling the liquid after the reposition of redundant personnel end reposition of redundant personnel, the spraying hole is used for the blowout to converge the fog state liquid after. The atomizer includes body and atomizer atomization component, and the spray pump is connected with the body. Atomizer atomization component and atomizer can make the liquid after the blowout whole be vaporific, and homodisperse, reach better result of use, have effectively solved current problem.

Description

Atomizer atomization component and atomizer

Technical Field

The application relates to the technical field of medical equipment, in particular to a sprayer atomization assembly and a sprayer.

Background

Local anesthesia refers to the temporary blocking of sensory conduction of nerve endings and fibers in a certain area of the body with local anesthetic drugs, thereby causing the pain to disappear in the area. In the operation treatment of oral cavity and nasopharynx, spray anesthesia is usually used, and anesthetic mist is sprayed out through a sprayer to cover the operation area.

The existing anesthesia sprayer is inconvenient to operate, uneven in spraying, mostly linear or water-drop-shaped in sprayed liquid medicine, and can completely cover an operation area to achieve a good anesthesia effect by multiple spraying, so that the existing anesthesia sprayer is urgently needed to be simple and convenient to operate, even in spraying, and capable of covering the operation area with fewer spraying times and achieving a good anesthesia effect.

SUMMERY OF THE UTILITY MODEL

The application aims at providing a sprayer atomization component which can be used for improving the problems that the existing sprayer sprays unevenly and does not form a fog state well.

It is a further object of the present application to provide a nebulizer that includes the nebulizer atomizing assembly described above that has all of the features of the nebulizer atomizing assembly.

The embodiment of the application is realized as follows:

embodiments of the present application provide a nebulizer atomizing assembly comprising: a spray pump, a spray conduit and a spray head;

the atomising head includes casing and reposition of redundant personnel core, the casing is hollow structure, the one end of casing is the entrance point, with the entrance point is relative for the exit end, the exit end is equipped with the spraying hole, the one end of spraying pipe is followed the entrance point is inserted in the casing, the delivery port of spraying pump with the other one end of spraying pipe is connected, the reposition of redundant personnel core is in the casing, the reposition of redundant personnel core is including reposition of redundant personnel end and the end of converging, the spraying pump be used for to reposition of redundant personnel end pumping liquid, the end of converging be used for with liquid after the reposition of redundant personnel end is shunted assembles, the spraying hole is used for the blowout to converge the fog-state liquid after.

Liquid can be by the spray pump pumping, strikes the reposition of redundant personnel core, is shunted the end by the reposition of redundant personnel after, through converging the confluence of end, liquid after the reposition of redundant personnel strikes each other and produces aerial fog when converging, and atomizing mist state liquid can be followed the spray orifice blowout, forms even mist state liquid, satisfies the demand.

In addition, the atomizer atomization assembly provided according to the embodiments of the present application may also have the following additional technical features:

in an alternative embodiment of the present application, the flow distribution core includes a first flow passage and a second flow passage;

the first flow passage and the second flow passage both extend from the flow dividing end to the converging end, liquid fed by the spray conduit can be divided into a first fluid and a second fluid by the first flow passage and the second flow passage respectively, and the converging end enables the first fluid and the second fluid to collide and be sprayed out through the spray hole.

The two flow passages can simply and effectively divide the liquid and finally converge and collide.

In an alternative embodiment of the present application, the first flow path includes: the first diversion trench, the first diversion trench and the first confluence trench;

the second flow path includes: the second diversion trench, the second diversion trench and the second confluence trench;

the first diversion trench is communicated with the first diversion trench, the first diversion trench is communicated with the first confluence trench, the second diversion trench is communicated with the second diversion trench, the second diversion trench is communicated with the second confluence trench, and the outflow direction of the first confluence trench is crossed with the outflow direction of the second confluence trench.

Liquid can be separated by the splitter box according to the trend of groove earlier, then is guided to the groove that converges by the guiding gutter to collide along the trend of groove that converges.

In an alternative embodiment of the present application, the first diversion trench and the second diversion trench are both semi-circular arc-shaped trenches;

and/or the first confluence groove and the second confluence groove are both semi-circular arc grooves.

The semi-arc shape can better shunt liquid.

In an alternative embodiment of the present application, the housing has a length of 12-15mm, and the portion of the spray conduit inserted into the housing has a length of 58-62% of the length of the housing.

Through the length of design casing, make it both to hold the reposition of redundant personnel core to through the depth of insertion of design spraying pipe, make and leave certain clearance between reposition of redundant personnel core and the spraying pipe, guarantee liquid has sufficient pressure, thereby lets the liquid of reposition of redundant personnel confluence again can by abundant atomizing.

In an alternative embodiment of the present application, the spray conduit comprises a first section and a second section, the first section being connected to the spray pump, the second section being connected to the housing, the first section being connected to the second section and having an included angle therebetween, the included angle being in the range of 120 ° to 170 °.

By designing the first and second sections to have an included angle, the spray conduit can be used in special environments of use, such as the mouth, throat, etc.

In an alternative embodiment of the present application, the spray orifice has a pore size of 0.2-0.3 mm.

The aperture of the spray hole can form a high-pressure environment for the mist-state liquid, and after the mist-state liquid is sprayed out of the spray hole, the mist-state liquid with the suddenly reduced pressure can be fully dispersed, so that a larger atomization range is ensured.

In an alternative embodiment of the present application, the sprayer atomizing assembly further comprises a button through which the spray pump is connected to the spray conduit.

The embodiment of this application provides a atomizer, including body and any one the atomizer atomization component of above-mentioned, the spray pump with the body is connected.

The atomizer can make liquid form the fog-state liquid through using atomizer atomization component to can the homodisperse, just can cover the region that will spray with less injection number of times, satisfy the user demand.

In an alternative embodiment of the present application, the spray pump has a hose that protrudes into the body and is tangent to the bottom of the body.

The hose can be used for absorbing liquid and avoid adsorbing with the body bottom through tangent design, ensures normal suction.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

FIG. 1 is a schematic view of a nebulizer as provided by an embodiment of the application;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is a partially enlarged view of a portion a of fig. 2;

FIG. 4 is a schematic view of the housing;

FIG. 5 is a schematic view of a shunt core at a first viewing angle;

FIG. 6 is a schematic view of a shunt core at a second viewing angle;

FIG. 7 is a front view of the shunt core;

FIG. 8 is a graph of spray test data for a 17mm length housing;

FIG. 9 is a graph of spray test data for a 14mm length housing;

FIG. 10 is a graph of spray test data for 11mm length shells;

FIG. 11 is a graph of spray test data for a spray conduit inserted 55% of the depth of the housing;

FIG. 12 is a graph of experimental data for a spray at 60% depth of the spray conduit into the housing;

FIG. 13 is a graph of spray test data for a spray conduit inserted 75% of the depth of the housing;

FIG. 14 is an experimental graph of the spray range of a spray hole having a hole diameter of 0.25 mm;

FIG. 15 is an experimental graph of the spray range of a spray hole having a hole diameter of 0.15 mm;

FIG. 16 is an experimental graph showing the spray range of a spray hole having a hole diameter of 0.35 mm.

Icon: 1000-sprayer; 100-a nebulizer atomizing assembly; 10-a spray pump; 11-a hose; 20-a spray conduit; 21-first stage; 22-a second section; 30-a spray head; 31-a housing; 312-spray orifice; 32-a shunt core; 3201-shunting end; 3202-sink end; 3211-a first diversion trench; 3212-a first guiding gutter; 3213-a first bus duct; 3221-a second diversion trench; 3222-a second guiding gutter; 3223-a second bus bar slot; 40-a button; 200-bottle body.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the product conventionally places when used, and are only used for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Examples

Referring to fig. 1 to 3, an exemplary embodiment of the present disclosure provides a sprayer 1000, which includes a bottle body 200 and a sprayer atomizing assembly 100, wherein a spray pump 10 (described below) is connected to the bottle body 200.

The spray pump 10 has a hose 11, and the hose 11 protrudes into the bottle body 200 and is tangent to the bottom of the bottle body 200. The hose 11 can be used for sucking liquid and avoids being adsorbed on the bottom of the bottle body 200 through a tangent design, and normal suction is guaranteed.

Referring to fig. 2 to 4, in particular, the atomizer atomizing assembly 100 of the present application includes: a spray pump 10, a spray conduit 20 and a spray head 30;

the spray head 30 includes a housing 31 and a flow dividing core 32, the housing 31 is a hollow structure, one end of the housing 31 is an inlet end, the end opposite to the inlet end is an outlet end, the outlet end is provided with a spray hole 312, one end of the spray conduit 20 is inserted into the housing 31 from the inlet end, a water outlet of the spray pump 10 is connected with the other end of the spray conduit 20, the flow dividing core 32 is located in the housing 31, the flow dividing core 32 includes a flow dividing end 3201 and a converging end 3202, the spray pump 10 is used for pumping liquid to the flow dividing end 3201, the converging end 3202 is used for converging the liquid divided by the flow dividing end 3201, and the spray hole 312 is used for spraying the converged mist liquid.

In a simple aspect, the liquid may be pumped by the spray pump 10 to impact the diversion core 32, after being diverted by the diversion end 3201, the liquid passes through the confluence of the confluence end 3202, the diverted liquid impacts each other and generates an aerosol when converging, and the atomized mist-state liquid may be sprayed from the spray holes 312 to form a uniform mist-state liquid, which satisfies the requirement. The atomizer 1000 can make the liquid form mist liquid by using the atomizer atomization assembly 100, and can uniformly disperse, and the area to be sprayed can be covered by fewer spraying times, so as to meet the use requirement.

Referring to fig. 5 to 7, in detail, the flow dividing core 32 of the present embodiment includes a first flow passage and a second flow passage;

the first flow channel and the second flow channel both extend from the diversion end 3201 to the confluence end 3202, the liquid fed by the spray conduit 20 can be divided into the first fluid and the second fluid by the first flow channel and the second flow channel, respectively, and the confluence end 3202 enables the first fluid and the second fluid to collide and be sprayed out through the spray holes 312. The two flow passages can simply and effectively divide the liquid and finally converge and collide.

It should be noted that, the present application only exemplifies the first flow channel and the second flow channel, and does not mean that only two flow channels are provided, or when there are a plurality of flow channels, each flow channel may be divided according to the first flow channel and the second flow channel. Therefore, it is not to be construed restrictively as only two flow passages are formed in the illustration of the present embodiment.

In more detail, the first flow path includes: a first diversion trench 3211, a first diversion trench 3212, and a first confluence trench 3213;

the second flow path includes: second diversion trench 3221, second guide trench 3222, and second confluence trench 3223. The first diversion trench 3211 is communicated with the first diversion trench 3212, the first diversion trench 3212 is communicated with the first confluence trench 3213, the second diversion trench 3221 is communicated with the second diversion trench 3222, the second diversion trench 3222 is communicated with the second confluence trench 3223, and the outflow direction of the first confluence trench 3213 intersects with the outflow direction of the second confluence trench 3223. Liquid can be separated by the splitter box according to the trend of groove earlier, then is guided to the groove that converges by the guiding gutter to collide along the trend of groove that converges. The intersection of two grooves that converge corresponds with the position of spraying hole 312 to in the realization after the collision from the direct spun purpose in spraying hole 312, guarantee atomization effect.

In detail, the first diversion trench 3211 and the second diversion trench 3221 are both semi-arc trenches; and/or, the first confluence groove 3213 and the second confluence groove 3223 are both semi-circular arc-shaped grooves. That is, the splitter boxes may be in the form of semicircular arc boxes, or the collecting boxes may be in the form of semicircular arc boxes, or both the splitter boxes and the collecting boxes may be in this form. In this embodiment, the diversion trench and the confluence trench are both semi-circular arc trenches, and in the view shown in fig. 7, the profile of the semi-circular arc trenches is similar to the distribution form of the yin-yang fish in the taiji diagram, and the semi-circular arc shapes can better divert the liquid.

Optionally, the length of the housing 31 is 12-15mm, and the length of the portion of the spray conduit 20 inserted into the housing 31 is 58-62% of the length of the housing 31 (also referred to as the insertion depth). In this embodiment, the length is preferably 14mm, and the depth of insertion of the spray conduit 20 into the housing 31 is preferably 60% of the length of the housing 31.

By designing the length of the housing 31 to accommodate the flow dividing core 32 and the insertion depth of the spray conduit 20, the speed of liquid flow division is controlled, and the liquid has sufficient pressure, so that the liquid flow divided and converged again collides between the flow dividing core and the spray hole, and based on the bernoulli principle, the liquid is squeezed out from the small hole to form droplet particles, so that the liquid can be sufficiently atomized. If the insertion depth is too deep, there is not enough space for the split and merged liquids to collide with each other, and it is not easy to generate mist particles, that is, it is not easy to form the atomized liquid as described above. If the insertion is too shallow, the pressure is insufficient and the particles produced during the collision may not be uniform enough to meet the general requirements. In the present application, the diameter of the spray holes 312 is 0.2 to 0.3 mm. The aperture of this example is 0.25 mm. The aperture of the spray holes 312 can form a high-pressure environment for the mist-state liquid, and after the mist-state liquid is sprayed out of the spray holes 312, the mist-state liquid with suddenly reduced pressure can be more fully dispersed, so that a larger atomization range is ensured.

Referring to fig. 2, the spray conduit 20 of the present application includes a first section 21 and a second section 22, the first section 21 is connected to the spray pump 10, the second section 22 is connected to the housing 31, and the first section 21 and the second section 22 are connected and have an included angle therebetween, wherein the included angle is in a range of 120 ° to 170 °. In this embodiment, the preferred angle is 150 °. By designing the first section 21 and the second section 22 to have an included angle, the spray conduit 20 can be applied to special use environments, such as the mouth, throat, etc.

Referring to fig. 1 and 2, the atomizer assembly 100 of the present embodiment further includes a button 40, the atomizer pump 10 is connected to the atomizing conduit 20 through the button 40, and the button 40 may be provided with anti-slip threads to facilitate pressing. After the spray conduit 20 of the present embodiment is connected, the angle between the spray conduit and the spray pump 10 is about a right angle, so that the operator can conveniently hold the bottle body 200 and press the button 40 to pump the liquid medicine.

The principle of the embodiment is as follows:

the spray pump 10 of this embodiment can pump the liquid medicine in the bottle body 200 to the spray conduit 20, and spray the liquid medicine onto the flow dividing core 32 along the spray conduit 20, the flow dividing core 32 is located in the housing 31, the liquid is divided into two streams of fluid under the guidance of the first flow dividing groove 3211 and the second flow dividing groove 3221, and then the two streams of fluid are respectively guided to the confluence groove near the spray hole 312 by the corresponding flow guiding grooves, and the first confluence groove 3213 and the second confluence groove 3223 are converged and collided at the position corresponding to the spray hole 312. The semicircular arc-shaped diversion trench is smoother during diversion, liquid is not easy to flow reversely, but is easy to flow to the diversion trench, and the flow velocity of the liquid is prevented from being reduced greatly. The guiding gutter is the straight flute, the fluid can smoothly pass through in the inslot, and converge and collide smoothly through the groove of converging of semicircle arcuation, whole process has ensured the high-speed flow of liquid, make the collision more abundant, then behind spraying hole 312, the pressure reduces suddenly, the even and easy diffusion of droplet particle size of abundant collision, the even and liquid medicine blowout back of spraying is vaporific form's effect of successful realization, because even and diffusion scope is big, under equal anesthesia region, operating personnel can just cover whole region with less injection number of times, and even liquid medicine can realize good anesthesia effect, current problem has effectively been overcome.

In order to achieve a better spraying effect, the present application has been tested with respect to the length of the housing 31, the ratio of the length of the housing 31 occupied by the portion of the spraying conduit 20 inserted into the housing 31, and the aperture of the spraying hole 312, and some applicable value ranges are obtained. It will be appreciated that these ranges are preferred for anesthesia, and that other ranges may be selected where the spray requirements are less stringent, so long as the resulting spray meets the requirements of the application.

Referring to fig. 8 to 10, in the present embodiment, a housing 31 with a length of 11mm, 14mm, or 17mm is selected, and the length of the housing 31 into which the spray conduit 20 is inserted is 60% of the length of the housing 31, and the form of the droplet particles ejected from the sprayer 1000 is observed by using a spray pattern imager. From fig. 8 to fig. 10, it can be seen that the spray angle of the 14mm long spray head is 58.4 °, the spray width is 78.29mm, and the spray mist is most uniform, i.e. the spray head 30 with the length of 14mm can spray the medical liquid to cover more operation area.

Referring to fig. 11 to 13, in the present embodiment, an atomizing head with a length of 14mm is selected, the lengths of the mist conduit insertion housings 31 are set to be 55%, 60% and 75% of the length of the housing 31, and the shapes of the mist particles ejected from the atomizer 1000 are observed by using the spray pattern imager. As can be seen from fig. 11 to 13, the spray head 30 with the length of the spray conduit 20 inserted into the housing 31 being 60% of the length of the housing 31 has a spray angle of 57.8 ° and a spray width of 77.61mm, and the spray is most uniform, i.e. the medical fluid sprayed from the spray head with the length of the spray conduit inserted into the spray head being 60% of the length of the spray head can cover more surgical area.

Referring to fig. 14 to 16, in the present embodiment, a spray head 30 with an aperture diameter of 0.15mm, 0.25mm, or 0.35mm is selected, and the form of the droplet particles sprayed from the sprayer 1000 is observed by using a spray pattern imager. From fig. 14 to 16, it can be seen that the spray head 30 with the diameter of 0.25mm has more uniform spray and wider coverage area.

To sum up, atomizer atomization component 100 of this application can be through spray pump 10 with the suction of liquid from atomizer 1000's body 200 to pump to atomising head 30 through spraying pipe 20, the reposition of redundant personnel core 32 of atomising head 30 can shunt liquid, then make the liquid collision after the reposition of redundant personnel form the droplet granule at converge end 3202, and discharge through spraying hole 312, make the whole vaporific that is of liquid after the blowout, and homodisperse, reach better result of use, the existing problem has effectively been solved.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A nebulizer atomizing assembly, comprising: a spray pump, a spray conduit and a spray head;

the atomising head includes casing and reposition of redundant personnel core, the casing is hollow structure, the one end of casing is the entrance point, with the entrance point is relative for the exit end, the exit end is equipped with the spraying hole, the one end of spraying pipe is followed the entrance point is inserted in the casing, the delivery port of spraying pump with the other one end of spraying pipe is connected, the reposition of redundant personnel core is in the casing, the reposition of redundant personnel core is including reposition of redundant personnel end and the end of converging, the spraying pump be used for to reposition of redundant personnel end pumping liquid, the end of converging be used for with liquid after the reposition of redundant personnel end is shunted assembles, the spraying hole is used for the blowout to converge the fog-state liquid after.

2. The nebulizer atomizing assembly of claim 1, wherein the flow-splitting cartridge comprises a first flow channel and a second flow channel;

the first flow passage and the second flow passage both extend from the flow dividing end to the converging end, liquid fed by the spray conduit can be divided into a first fluid and a second fluid by the first flow passage and the second flow passage respectively, and the converging end enables the first fluid and the second fluid to collide and be sprayed out through the spray hole.

3. The nebulizer atomizing assembly of claim 2, wherein the first flow channel comprises: the first diversion trench, the first diversion trench and the first confluence trench;

the second flow path includes: the second diversion trench, the second diversion trench and the second confluence trench;

the first diversion trench is communicated with the first diversion trench, the first diversion trench is communicated with the first confluence trench, the second diversion trench is communicated with the second diversion trench, the second diversion trench is communicated with the second confluence trench, and the outflow direction of the first confluence trench is crossed with the outflow direction of the second confluence trench.

4. The nebulizer atomizing assembly of claim 3, wherein the first and second diversion grooves are each a semi-circular arc-shaped groove;

and/or the first confluence groove and the second confluence groove are both semi-circular arc grooves.

5. The nebulizer atomizing assembly of claim 1, wherein the housing has a length of 12-15mm, and the portion of the spray conduit inserted into the housing has a length of 58-62% of the length of the housing.

6. The nebulizer atomizing assembly of claim 1, wherein the nebulizer conduit comprises a first section and a second section, the first section being connected to the nebulizer pump and the second section being connected to the housing, the first section and the second section being connected and having an included angle therebetween, the included angle being in a range of 120 ° to 170 °.

7. The nebulizer atomizing assembly of claim 1, wherein the diameter of the spray orifice is 0.2-0.3 mm.

8. The nebulizer atomizing assembly of claim 1, further comprising a button, wherein the nebulizer atomizing assembly is connected to the nebulizer conduit by the button.

9. A sprayer comprising a body and a sprayer atomizing assembly of any one of claims 1 to 8, said spray pump being connected to said body.

10. The sprayer according to claim 9, wherein said spray pump has a hose that protrudes into said body and is tangent to the bottom of said body.

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