CN104058180B - Medicament dispenser - Google Patents
Medicament dispenser Download PDFInfo
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- CN104058180B CN104058180B CN201410084310.6A CN201410084310A CN104058180B CN 104058180 B CN104058180 B CN 104058180B CN 201410084310 A CN201410084310 A CN 201410084310A CN 104058180 B CN104058180 B CN 104058180B
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Abstract
The present invention relates to medicament dispenser, this medicament dispenser includes：Be combined with the top of container and suck the sucting being stored in the liquid pharmaceutical within container；Combine and carry out in the way of discharging the medicament suitable with amount set in advance the pumping portion of pumping action with the side of above-mentioned sucting；And be arranged at the upper end in above-mentioned pumping portion and be formed with the discharge unit of the tap that medicament is discharged with drop state in front end, above-mentioned pumping portion has the dust outside blocking or foreign body or antibacterial flows into the composition being stored in the medicament of inside, there is the liquid pharmaceutical that can will be stored in container and every time the amount suitable with amount set in advance is discharged with drop state, and the dust of outside can be blocked or foreign body, antibacterial inflow are stored in the effect in the medicament within medicament dispenser.
Description
Technical field
The present invention relates to the liquid pharmaceutical that be will be stored in by pumping action within container discharges one with drop state every time
Quantitative medicament dispenser（MEDICAMENT DISPENSER）.
Background technology
In general, allotter is to the gas being filled in sealed container interior or liquid or gluey institute is tolerant pressurizes
And discharge a certain amount of pumping device every time.
Recently, allotter is used as the container of storage cosmetics or perfume, detergent, pharmaceuticals, food etc..
It is installed on the upper end of container according to the allotter of prior art, and be made up of pumping portion, button portion and nozzle,
Once pressing the button, axis body overcome the elastic force of spring and decline so that the institute that is filled in housing tolerant by through hole with axis body
Hollow bulb and connecting tube to nozzle discharge.Now, spheroid is against housing lower end by the falling pressure of enclosure interior fluid
Hook bank.
Once release button, axis body is risen so that through hole is closed and blocks tolerant row by the elastic force of spring
Go out, and enclosure interior formed vacuum so that hold in a reservoir institute tolerant make spheroid rise and open wide valve, thus being held
Thing is filled in housing.
If repeating to press the button, above-mentioned action repeat and discharge institute tolerant.
But the allotter according to prior art is due to possessing the spheroid of metal material, thus manufacturing cost rises, and due to
There is the valve construction including spheroid, so that the additional rear course of processing of execution, accordingly, there exist manufacture process numerous and diverse and make
The problem that the operability of affected industry reduces.
And, institute is tolerant by remaining in nozzle for the allotter according to prior art, and the institute being remained is tolerant to be connect with air
Touching makes moisture evaporation solidify, thus there is a problem of that institute is tolerant rotten and nozzle is blocked.
For solving the technology of this problem one is disclosed in following patent documentations 1.
Patent document 1 discloses that following composition.I.e., possess not remain in spray to outside discharge during press operating part
Portal tolerant operating portion return original position when flow into housing section within mode produce vacuum pressure inside runner
Valve, thus prevent tolerant remain in squit hole internal and rotten or because remained tolerant and block showing of squit hole
As.
On the other hand, discharging an a certain amount of left side using the pharmaceuticals that will be stored in as nasal sprayer in container recently
Right fluid distributor.
The composition of following fluid distributors that patent document 2 discloses that to nose spray pharmacy.
The composition of following fluid distributors that patent document 3 discloses that including dosing pump and inlet valve and outlet valve.
Prior art literature
Patent documentation
Patent documentation 1：Korean granted patent the 10-0889050th（On March 20th, 2009 is announced）
Patent documentation 2：KR published patent the 10-2010-0038328th（On April 14th, 2010 is open）
Patent documentation 3：US granted patent US7249693（On July 31st, 2007 authorizes）
Content of the invention
Invent problem to be solved
But described allotter remains in being held within squit hole because pump can not thoroughly suck in patent documentation 1
Thing, thus there is limitation in terms of preventing tolerant rotten and squit hole clogging.
In patent documentation 2, described fluid distributor is additional internally is wanted using such as front sealing key element and rear sealing
Parts as element and sealed, thus there is a problem of product construction complicated and manufacturing cost rises.
Therefore, in the case of discharging medicament using allotter, according to including patent documentation 1 and patent documentation 2
The allotter of prior art by remain in nozzle the tolerant infiltration because of outside antibacterial or polluter and be contaminated, thus
There is a problem of to carry out preservative process to medicament.
In patent documentation 3 described fluid distributor in order to for sterile fluid with inlet valve, outlet valve, valve ball etc.
Possess abatement of pollution unit together, thus there is a problem of that manufacturing cost rises.
On the other hand, practical situation is the medicament needing exploitation can discharge medicament as instilled eyes with drop state
Allotter is to replace the medicament dispenser of spraying medicine.
In order to solve various problems as above, it is an object of the invention to provide one kind can discharge drop to eyeball
The medicament dispenser of a certain amount of liquid pharmaceutical of state.
Another object of the present invention is to providing outside dust or foreign body, antibacterial stream in a kind of blocking-up medicament discharge process
Enter inside so as to prevent the contaminated medicament dispenser of medicament.
Problem solution
In order to achieve the above object, its dust outside blocking-up of the medicament dispenser according to the present invention or foreign body or antibacterial stream
Enter be stored in inside medicament in, this medicament dispenser it is characterized in that, including：Be combined with the top of container and suck and be stored in
The sucting of the liquid pharmaceutical within container；Combine with the side of above-mentioned sucting and suitable with amount set in advance to discharge
The mode of medicament carries out the pumping portion of pumping action；And be arranged at the upper end in above-mentioned pumping portion and be formed with medicament in front end
The discharge unit of the tap discharged with drop state.
The feature of the medicament dispenser of the present invention is that above-mentioned pumping portion includes：Lifting action with above-mentioned discharge unit is carried out
The piston of lifting action；It is connected to the valve rod of the lower end of above-mentioned piston；And be combined and to above-mentioned row with the outside of above-mentioned valve rod
Going out portion provides the elastomeric element of restoring force, and above-mentioned piston carries out vertical motion with upwards when above-mentioned discharge unit carries out down maneuver
State the medicament suitable with amount set in advance that tap side passes through the runner transmission being formed at above-mentioned stem internal, it
Carry out down maneuver afterwards to block the movement of medicament.
The feature of the medicament dispenser of the present invention is that above-mentioned discharge unit includes：Head base portion, holds thereon and is formed with discharge
Hole；Bushing, it is arranged in the passing away being formed within above-mentioned head base portion, and passes through above-mentioned to above-mentioned tap side
The lifting action of piston and the medicament of pumping；Spring, it is arranged between above-mentioned bushing and piston and provides elastic force to piston；With
And droplet formation unit, medicament transmitting to above-mentioned tap is formed as drop for it so that above-mentioned medicament is arranged with drop state
Go out.
The feature of the medicament dispenser of the present invention is, above-mentioned droplet formation unit is by being arranged at above-mentioned head base portion top following table
Contamination preventing part between face and bushing top and the droplet formation groove composition being formed at lower surface on above-mentioned head base portion, on
The material stating contamination preventing part to have the material of sterilizing function makes in case remaining in the medicine of above-mentioned head base portion inside upper part
Agent is contaminated, and is formed with multiple regulation teats in the upper end of above-mentioned bushing, this regulation teat adjust the amount of discharged medicament with
Discharge suitable with the amount set in advance, medicament of drop state when once discharging.
The feature of the medicament dispenser of the present invention is to be formed with the pressurized operation by user in the bottom of above-mentioned head base portion
Flange and coat above-mentioned sucting upper end outside vertical component effect, above-mentioned head base portion be internally formed composition above-mentioned discharge
The guide of passage and the support member supporting this guide.
The feature of the medicament dispenser of the present invention is to project on the outer peripheral face of above-mentioned bushing and be formed with multiple combination ribs,
This makes above-mentioned bushing clamp-on inside the guide of a base portion with reference to rib when assembling above-mentioned bushing and head base portion.
The feature of the medicament dispenser of the present invention is that above-mentioned sucting includes：In conjunction with cylinder, it is combined with container upper end；
Housing, it is combined with the bottom of above-mentioned combination cylinder, is formed with, in the bottom of this housing, the medicament being stored in container and is flowed into
Inflow entrance；And check valve, it is arranged at the bottom of above-mentioned housing and switchs above-mentioned inflow entrance, in the inner surface of above-mentioned housing
It is formed with the first regulating tank and second regulating tank of the amount adjusting the medicament flowing into enclosure interior.
The feature of the medicament dispenser of the present invention is to be formed with and will exceed setting set in advance in the side of above-mentioned housing
The medicament of amount discharges the recovery port to be recycled in container to above-mentioned hull outside.
The feature of the medicament dispenser of the present invention is to be provided with the bottom institute of above-mentioned valve rod in the inside of above-mentioned combination cylinder
In conjunction with guiding parts, above-mentioned guiding parts includes：What the bottom of above-mentioned valve rod was combined first combines guide；With above-mentioned
First with reference to guide top connect and formed second combine guide；And connect above-mentioned second with reference to guide and knot
Close the connection member of cylinder, the space being combined with second between guide in above-mentioned connection member combines the upper end of above-mentioned housing.
The feature of the medicament dispenser of the present invention is to be formed with diameter in the bottom of above-mentioned valve rod and become big cone towards lower end
Shape portion, above-mentioned tapered portion is adjacent to prevent with above-mentioned first inner peripheral surface being combined guide when above-mentioned valve rod carries out vertical motion
The movement of medicament.
The feature of the medicament dispenser of the present invention is to be formed with, in the outer peripheral face of above-mentioned bushing, the pumping making by pumping portion
Action and the medicament that transmits to the mobile runner of tap side shifting and make by the medicament of above-mentioned mobile runner movement along
The outer peripheral face rotation eddy channel that above-mentioned tap side is transmitted backward of above-mentioned bushing, above-mentioned pumping portion and eddy channel block outer
The dust in portion or foreign body or antibacterial flow in the medicament being stored in inside.
Invention effect
As described above, according to the medicament dispenser being suitable for the present invention, there is the liquid medicine that can will be stored in container
Agent discharges the amount suitable with amount set in advance with drop state every time, and can block dust or foreign body, the antibacterial stream of outside
Enter the effect in the medicament being stored within medicament dispenser.
Therefore, according to the medicament dispenser being suitable for the present invention, prevent to be stored within container and medicament dispenser
The pollution of medicament, thus obtain storing and discharge the medicament of the pollution being not added with for preventing medicine and the preservative addling
Effect.
Thus, according to the medicament dispenser being suitable for the present invention, the manufacture process of medicament need not be added preservative, from
And obtain saving the expense on the required time in the manufacture process of medicine, on material, and can be by because adding preservative
And the effect that the harmful effect that human body brings is prevented trouble before it happens.
And, according to the medicament dispenser being suitable for the present invention, contamination preventing part is set on passing away top thus
The medicament being prevented from remaining in the inside upper part of a base portion is contaminated.
In addition, according to the medicament dispenser being suitable for the present invention, forming droplet formation groove in the upper end of head base portion, thus
To the effect that can discharge suitable with amount set in advance, drop state medicament when discharging medicament.
In addition, according to the medicament dispenser being suitable for the present invention, bushing is formed as the diameter pair having with passing away
The external diameter answered, and the multiple combination ribs of prominent formation on the outer peripheral face of bushing, thus obtain the energy when assembling bushing and head base portion
Enough easily combine them, and cause because of the pressure change of medicament during being prevented from the medicament discharging operation of medicament dispenser
Combination guide the effect expanding phenomenon.
Brief description
Fig. 1 is the axonometric chart of medicament dispenser according to a preferred embodiment of the invention.
Fig. 2 is the sectional view of the medicament dispenser shown in Fig. 1.
Fig. 3 is the exploded perspective view of the medicament dispenser shown in Fig. 1.
Fig. 4 is the amplification stereogram of check valve.
Fig. 5 is the sectional view for the A-A' line shown in Fig. 3.
Fig. 6 is the amplification stereogram observing the bushing shown in Fig. 3 from another angle.
Fig. 7 shows the action shape of the state of down maneuver that the head base portion of the medicament dispenser shown in Fig. 2 is carried out
State figure.
Fig. 8 is the stereoscopic figure of another embodiment of the bushing shown in Fig. 3.
Symbol description
10 suctings, 11 combine cylinder, 12 housings, 121 inflow entrances, 122 installation spaces, 123 storages
Space, 124 regulating tanks, 126 recovery ports, 13 check valves, 131 valve seats, 132 curved ribs, 14 guiding parts,
141 first combine guide, and 142 second combine guide, 143 connection members, 144 fixing banks, and 145 annulars are led
To part, 15 gasket seals, 20 pumping portions, 21 pistons, 211 insertion grooves, 212 annular protrusion, 213 switches are prominent
Portion, 22 valve rods, 221 runners, 222 tapered portion, 23 elastomeric elements, 30 discharge units, 31 base portions, 311 rows
Go out passage, 312 taps, 313 flanges, 314 guides, 315 vertical component effects, 316 support members, 317 drops
Form groove, 32 bushings, 321 lifting spaces, 322 engagement grooves, 323 porus excretoriuses, 324 mobile runners, 325 regulations
Teat, 326 combine rib, 327 eddy channels, 33 contamination preventing parts, 34 springs.
Specific embodiment
Describe medicament dispenser according to a preferred embodiment of the invention with reference to the accompanying drawings in detail.
Fig. 1 is the axonometric chart of medicament dispenser according to a preferred embodiment of the invention, and Fig. 2 is that the medicament shown in Fig. 1 divides
The sectional view of orchestration, Fig. 3 is the exploded perspective view of the medicament dispenser shown in Fig. 1.
As depicted in figs. 1 and 2, medicament dispenser according to a preferred embodiment of the invention includes：With container（Not shown）
Top combine and suck the sucting 10 being stored in medicament within container；Be combined with the side of sucting 10 and with discharge with
Amount set in advance is suitable, the mode of the medicament of drop state carries out the pumping portion 20 of pumping action；And it is arranged at pumping
The upper end in portion 20 is simultaneously formed with the discharge unit 30 of tap 312 in front end.
As shown in Figures 2 and 3, sucting 10 can include：The combination cylinder 11 being combined with container upper end；With combine cylinder
The housing 12 that 11 bottom combines；And be arranged at the bottom of housing 12 and switch the inflow entrance within the flowed into housing of medicament 12
121 check valve 13.
It is shaped generally as cylindrical shape in conjunction with cylinder 11, be provided with, in the inside with reference to cylinder 11, the guiding setting that will be explained below
Guiding parts 14 in the lifting action of the valve rod 22 in pumping portion 20.
Guiding parts 14 is formed as the general cylindrical shape of upper and lower surface opening, and it can include：The bottom institute of valve rod 22
In conjunction with first combine guide 141；Be combined with first that the top of guide 141 connects and formed second combines guide
142；And connect second with reference to guide 142 and the connection member 143 with reference to cylinder 11.
First with reference to guide 141 play guiding be incorporated within portion valve rod 22 lifting action effect.For this reason, first
Can be formed with diameter corresponding with the lower diameter of valve rod 22 in conjunction with guide 141.
For example, first combine guide 141 can by towards lower end diameter become big in the way of towards outside inclined downward ground
Formed.
On the other hand, the circular guide of at least more than one can be formed first with reference to the inner peripheral surface of guide 141
145, combine guide 141 with reference to the outside of cylinder 11 and the dust of upper space or foreign body, antibacterial etc. to first to block
Lower space is transmitted.
Second is formed as the general cylindrical shape of upper and lower surface opening with reference to guide 142, and it can be to have than the first knot
The mode closing the big diameter of diameter of guide 141 is formed.
Second elastomeric element 23 lower end in pumping portion 20 that will be explained below with reference to the upper end insertion of guide 142 and can
Prevent elastomeric element 23 diametric(al) move about and elastomeric element 23 arbitrarily separate.
Connection member 143 can be formed as the cylindrical shape of lower surface opening.
The space being combined with second between guide 142 in connection member 143 combines the upper end of housing 12.In connection member
143 inner peripheral surface can form the fixing bank 144 of the upper end of fixed shell 12.
On the other hand, guiding parts 14 divides with reference to the upper space of cylinder 11 and lower space so as to block combination
The medicament of cylinder 11 lower space arbitrarily transmits to upper space.
Meanwhile, the upper end of the inside fixed shell 12 with reference to cylinder 11 can be arranged in the bottom of guiding parts 14
While sealing container and combine cylinder 11 upper space between gasket seal 15.
Housing 12 is formed as diameter and becomes big tubulose towards top.
It is formed with the inflow entrance 121 that the medicament being stored in container is flowed in the bottom of housing 12, under housing 12
End can be connected in container inside and suck the pipe of the medicament being stored in container（Not shown）.
Installation space 122 set by check valve 13 can be set inside housing 12 and the medicament from container inflow is faced
When the memory space 123 that stores.
The amount of the medicament discharged from discharge unit 30 can be determined by the volume of memory space 123.
The first regulating tank 124, the second regulating tank 125 can be formed in the inner peripheral surface of housing 12, set in advance exceeding
In the case that the medicament of set amount flows into memory space 123, the first regulating tank 124 adjust check valve 13 carry out during down maneuver to
The outer upper of check valve 13 moves and is recycled to the amount of the medicament in container, and the second regulating tank 125 is adjusted to check valve 13
The amount of the medicament of inside upper part movement.
As shown in figure 3, the first regulating tank 124 can form multiple, the second tune in the inner peripheral surface of housing 12 with a determining deviation
Section groove 125 can be formed at the top of the first regulating tank 124.
So, the present invention is through adjusting the amount of the medicament flowing into enclosure interior twice, thus compared with the occasion of spraying medicine,
The amount of the medicament discharged in the way of forming drop can be reduced.
On the other hand although illustrated in Fig. 3 is to be formed with 4 the first regulating tanks 124 and be formed with 2 second regulations
The occasion of groove 125, but the present invention is not limited to this, and the output according to medicament to be discharged, can also change the first regulation
Groove 124, the number of the second regulating tank 125, shape and size are to carry out various deformation.
And, the medicament that can form over set amount set in advance on the top of housing 12 has been flowed into memory space
Go out to have exceeded the medicament of set amount and be recycled to the recovery port 126 in container to housing 12 outer row when 123.
Fig. 4 is the amplification stereogram of check valve.
As shown in Figure 3 and Figure 4, check valve 13 is formed as upper surface open and flat general cylindrical shape, in check valve 13
Bottom be provided with the valve seat 131 being either open or closed inflow entrance 121.
The inside upper surface of check valve 13 can be formed from outside towards center curvature, make check valve 13 with valve rod 22
Lifting action can be smoothly raised and lowered multiple curved ribs 132 of action.
Although illustrated in Fig. 4 is the occasion being formed with 3 curved ribs 132, the present invention is not limited to this, can
Changed in the way of forming one or more, shape also can diversely change.
Pumping portion 20 blocks outside dust or foreign body or antibacterial flows in the medicament being stored in inside.
For this reason, as shown in Figures 2 and 3, pumping portion 20 can include：Lifting action with discharge unit 30 carries out lifting action
Piston 21；It is connected to the valve rod 22 of the lower end of piston 21；And be combined with the outside of valve rod 22 and provide to discharge unit 30 extensive
The elastomeric element 23 of multiple power.
Piston 21 is shaped generally as cylindrical shape, and it is located at the lifting of the bushing 32 being disposed below discharge unit 30 to be illustrated
Space 321, and with 32 times end in contact of bushing, and the lifting action with discharge unit 30 and carry out lifting action, thus switch formed
Runner 221 in valve rod 22.
The material molding piston 21 of soft synthetic resin material can be utilized.
The insertion groove 211 that the spring 34 that discharge unit 30 can be formed in piston 21 is inserted.Can be from the upper table of piston 21
Downwards recessed certain depth and form insertion groove 211.
The switch teat 213 of runner 221 upper end of closing valve rod 22 can be formed in the bottom of piston 21.
Switch teat 213 can be formed in the way of upper end is with diameter greater than the diameter of runner 221, and with diameter direction
The mode that lower end diminishes is formed as taper.
Thus, switch teat 213 can valve rod 22 runner 221 closing when by intrinsic elastic force elastic deformation, and
Restore to the original state when runner 221 opens wide.
3 annular protrusion 212 can be formed to be adjacent to passing away 311 with a determining deviation in the outer peripheral face of piston 21.
The annular protrusion 212 on the outer peripheral face top and central part that are formed at piston 21 blocks to the transmission of runner 221 bottom
Medicament flow into be arranged at piston 21 top lifting space 321 effect, be formed at the annular of the outer peripheral face bottom of piston 21
Teat 212 plays the effect of the porus excretoriuses 323 of bushing 32 that closure will be explained below when piston 21 carries out down maneuver.
So, the present invention forms multiple annular protrusion in the outer peripheral face of piston, can not only be between sealing piston and bushing
Space, and piston can be made to be smoothly raised and lowered action.
On the other hand, the present invention can also be to form cannelure in the outer peripheral face of piston and to combine O-ring in cannelure
Mode carry out change to replace annular protrusion.
Valve rod 22 is formed as cylindrical, its lifting action with piston 21 and carry out lifting action, play pumping and deposit temporarily
It is stored in the medicament of memory space 123 effect to discharge unit 30 transmission of housing 12.
For this reason, being internally formed the runner 221 to discharge unit 30 delivery of pharmacological agents from memory space 123 in valve rod 22.
The top of valve rod 22 can be located inside the passing away 311 of discharge unit 30, and the bottom of valve rod 22 can be with combination
The first of cylinder 11 combines with reference to guide 141.
The annular of at least more than one can be formed in the upper periphery face of valve rod 22 and combine teat, this annular combines teat
The adhesion between valve rod 22 and guide 314 can be improved.
It is provided with diameter in the bottom of valve rod 22 and become big tapered portion 222 towards lower end.
The inner peripheral surface that tapered portion 222 is combined guide 141 when valve rod 22 carries out vertical motion with first is adjacent to and plays
Prevent the effect of medicament movement.
Elastomeric element 23 when discharge unit 30 carries out down maneuver elastic deformation and play and will be explained below to being arranged at
The head base portion 31 of discharge unit 30 provides the effect of restoring force.
For this reason, the lower end of elastomeric element 23 can be supported in the upper surface of the connection member 143 with reference to cylinder 11, elastic
The upper end of part 23 can be supported in the lower surface of the support member 316 of a base portion 31.
As shown in Figures 2 and 3, discharge unit 30 can include：Head base portion 31, it forms profile the operation according to user
Carry out lifting action；Bushing 32, it is arranged in the passing away 311 being formed within a base portion 31, and to head base portion 31
Tap 312 side passes through the lifting action of piston 21 and the medicament of pumping；Spring 34, it is arranged at bushing 32 and piston 21
Between；And droplet formation unit, the medicament transmitting to tap 312 is formed as drop so that above-mentioned medicament is with droplet-like by it
State is discharged.
Head base portion 31 is formed so that eyeball to human body etc. discharges medicament in the way of diameter diminishes towards upper end.
Each tap 312 discharging the medicament suitable with amount set in advance can be formed in the upper end of head base portion 31,
The flange 313 of user institute pressurized operation can be formed in the bottom of head base portion 31 and cladding combines outside the upper end of cylinder 11
Vertical component effect 315.
The diameter of tap 312 can be set to discharge the medicament suitable with amount set in advance according to experiment value.
In the present embodiment, the amount of the medicament discharged when discharging every time may be set to substantially 0.02 to 0.05ml, ideal
Be set to substantially 0.03ml.
And, the diameter of tap 312 may be set to substantially 1.5 to 2.0mm it is generally desirable to be set at essentially 1.7mm.
The distance between the lower surface of flange 313 and the upper end with reference to cylinder 11 become a base portion 31 and valve rod 22 is risen
Operating distance during fall action.I.e., stopper effect is played in the upper end with reference to cylinder 11.
Constitute the guide 314 of passing away 311 and the support of support guide part 314 in being internally formed of head base portion 31
Part 316, the top of configuration bushing 32 and valve rod 22 inside guide 314.
On the other hand, Fig. 5 is the sectional view for the A-A' line shown in Fig. 3.
As shown in figure 5, the inner surface in head base portion 31 upper end can form the reduction velocity of discharge and discharge pressure and be formed
The droplet formation groove 317 of drop, to discharge suitable with amount set in advance, drop state medicament by tap 312.
I.e., above-mentioned droplet formation unit can be by being arranged at the dirt between lower surface and bushing 32 top on a base portion 31
Dye prevents part 33 and droplet formation groove 317 to constitute.
For example, droplet formation groove 317 can be constituted by being connected the multiple grooves being formed with tap 312.
Although illustrated in Fig. 5 is 3 droplet formation grooves 317, the present invention is not limited to this, can also change liquid
Drip the number, shape and the size that form groove 317 to carry out various deformation.
Passing away 311 is formed in the way of being connected with tap 312, and it is dynamic that head base portion 31 is carried out decline by tap 312
The medicament being transmitted by the vertical motion of piston 21 when making is discharged with droplet morphology.
Fig. 6 is the amplification stereogram observing the bushing shown in Fig. 3 from another angle.
As shown in Fig. 2, Fig. 3 and Fig. 6, bushing 32 is shaped generally as cylindrical shape, can form work in the inside of bushing 32
Plug 21 is inserted and is carried out the lifting space 321 of lifting action and spring 34 top is combined with the top in lifting space 321
Engagement groove 322.
Porus excretoriuses 323 can be formed in the side of bushing 32, this porus excretorius 323 is discharged due to head base portion to the outside of bushing 32
31 carry out piston 21 during down maneuver carries out vertical motion thus passing through the medicament that the runner 221 within valve rod 22 is transmitted.
And, the medicament making to discharge by porus excretoriuses 323 can be formed in the outer peripheral face of bushing 32 to tap 312 sidesway
Dynamic mobile runner 324.
The top of bushing 32, its diameter is less than the diameter of bottom and is formed with staged, being capable of shape in the upper end of bushing 32
The amount becoming to adjust discharged medicament to discharge suitable with amount set in advance, drop state medicament when once discharging
Adjust teat 325.
Adjust teat 325 and project formation from the upper end of bushing 32 towards tap 312, therefore, adjust teat 325 at each
Between can form space to tap 312 delivery of pharmacological agents.
Meanwhile, the outer peripheral face in bushing 32 can project along above-below direction and form multiple combination ribs 326.
Bushing 32 is made to clamp-on in the guide 314 of a base portion 31 when playing assembling bushing 32 and head base portion 31 in conjunction with rib 326
Portion and improve the effect of the adhesion between bushing 32 and guide 314.
If the external diameter of bushing 32 to be formed larger than the diameter of passing away 311, in order to assemble bushing 32 and head base portion
31 need to apply very big power, and are likely to occur bushing 32 or the damaged or impaired problem of guide 314 in assembling process.
Therefore, bushing is formed as thering is external diameter corresponding with the diameter of passing away by the present invention, and the periphery in bushing
The multiple combination ribs of prominent formation on face, thus allowing them to easily combine when assembling bushing and head base portion, and are prevented from
The combination guide causing because of the pressure change of medicament during the medicament discharging operation of medicament dispenser expand phenomenon.
The top and bottom of contamination preventing part 33 are respectively supported inside cascaded surface and the head base portion 31 on bushing 32 top
Lower surface.
Contamination preventing part 33 plays the top making the mobile runner 324 along bushing 32 move to passing away 311
Medicament to tap 312 side shifting and forms the effect of vortex.
The upper and lower of spring 34 inserts the insertion groove 211 of the engagement groove 322 being arranged on bushing 32 and piston 21 respectively
In.
The piston 21 that spring 34 carries out lifting action to the lifting space 321 in bushing 32 provides elastic force.
Thus, user enemy base portion 31 apply operating physical force before and operating physical force be released from, then piston 21 closing formed
Upper end in the runner 221 of valve rod 22.
On the other hand, cover can be combined on the top of head base portion 31（Illustrate not in the drawings）In case tap 312 weeks
The pollution on side.
Marriage relation the following detailed description of medicament dispenser according to a preferred embodiment of the invention.
First, spring 34 and piston 21 are combined successively inside bushing 32, and the passing away 311 within head base portion 31
In conjunction with contamination preventing part 33 and bushing 32.
Now, bushing 32 is formed from multiple combination ribs 326 of the outer peripheral face of bushing 32 and is squeezed into leading of a base portion 31
To the inside of part 314.
First is made to combine with reference to guide 141 injection in the state of making valve rod 22 be located at bottom with reference to cylinder 11,
And combine valve rod 22 top in passing away 311 after the outside of valve rod 22 arranges elastomeric element 23.
Now, the upper end of elastomeric element 23 is supported in support member 316 lower surface of a base portion 31, under elastomeric element 23
End is supported in connection member 143 upper surface with reference to cylinder 11, and is stuck in the second upper end combining guide 142 and fixes.
Thus, elastomeric element 23 can stably be fixed with reference to guide 142 by second, and under head base portion 31 is carried out
During fall action, elastic deformation is so as to provide restoring force to head base portion 31.
Then, the installation space 122 in housing 12 arranges check valve 13, and is combining guide with reference to the second of cylinder 11
After space between 142 with connection member 143 is combined the upper end of housing 12, firmly fix housing in conjunction with gasket seal 15
12 and combine cylinder 11.
Combine pipe in the lower end of the medicament dispenser of such assembling and combine in the upper end of container complete with reference to cylinder 11
Become assembling.
Method of work referring to Fig. 2 and Fig. 7 detailed description medicament dispenser according to a preferred embodiment of the invention.
Fig. 7 shows the action shape of the state of down maneuver that the head base portion of the medicament dispenser shown in Fig. 2 is carried out
State figure.
First, as shown in Fig. 2 before user pressurizes, piston 21 maintains down maneuver shape by the elastic force of spring 34
State, thus closing is formed at the porus excretoriuses 323 of the side of bushing 32 and the upper end of the runner 221 being formed at valve rod 22.
And, the tapered portion 222 of valve rod 22 is adjacent to the first inner surface and housing combining guide 141 with reference to cylinder 11
12 inner surface and stop medicament mobile or block outside dust or foreign body, antibacterial inflow to the upper space with reference to cylinder 11
Inside housing 12.
So, the present invention prevents to be stored in the pollution of the medicament within medicament dispenser such that it is able to be used as to be not added with using
Allotter in the pollution preventing medicine and the medicament of the preservative addling.
Thus, the present invention need not add preservative such that it is able to save the manufacture of medicine in the manufacture process of medicament
Expense on the required time in journey, on material, and because adding preservative, the harmful effect that human body brings can be prevented
In possible trouble.
If as shown in fig. 7, the flange 313 of user enemy's base portion 31 applies pressure and makes a base portion 31 carry out decline and move
Make, then check valve 13 is carried out pressure produced by down maneuver and moved downwards by valve rod 22, and closes the inflow of housing 12
Mouth 121.
Thus, the medicament of memory space 123 being stored in housing 12 is along being formed at the runner 221 of valve rod 22 to discharge unit
30 side shiftings.
So, piston 21 carries out vertical motion by the pressure of the medicament of runner 221 movement along valve rod 22, thus medicine
The porus excretoriuses 323 through bushing 32 for the agent and mobile runner 324 move to passing away 311 top, and along contamination preventing part 33,
The space adjusting between teat 325 of bushing 32 and droplet formation groove 317 are mobile, and by tap 312 with drop state
Discharge.
Now, be formed from the memory space 123 of housing 12 and the first regulating tank 124, the volume of the second regulating tank 125,
The size in the space between the diameter of porus excretoriuses 323 being formed at bushing 32, the sectional area moving runner 324, regulation teat 325
And the diameter of tap 312 etc. can adjust the amount of the medicament discharged by a down maneuver of head base portion 31.
So, the present invention arranges contamination preventing part so as to prevent from remaining in a base portion inside passing away
The medicament of upper lateral part is contaminated.
And, compared with the occasion of spraying medicine, the diameter of tap is formed as larger and on head base portion by the present invention
End formed droplet formation groove, thus reduce discharge medicament when output and reduce discharge pressure and the velocity of discharge it is thus possible to
Medicament is discharged with drop state.
If the pressure on passing away 311 top declines because medicament is discharged, piston 21 is by the elastic force of spring 34 again
Carry out down maneuver and close runner 221 upper end of valve rod 22.
And, if the operating physical force being applied on flange 313 is released from, head base portion 31 is by the restoring force of elastomeric element 23
Carry out vertical motion, valve rod 22 also carries out vertical motion therewith.
Now, the memory space 123 within housing 12 produces suction so that check valve 13 carries out vertical motion and opens wide
Inflow entrance 121, thus the medicament being stored in container passes through pipe and inflow entrance 121 flows into and is stored in inside housing 12.
On the other hand, if the medicament flowing within housing 12 exceedes set amount set in advance and flows into, exceed setting
The medicament of amount passes through the first regulating tank 124 of housing 12 and recovery port 126 is recycled in container.
Then, by the number of times pressure flange 313 of medicament to be discharged, medicament dispenser repeats described above user
Bright process and discharge medicament.
By process as above, the liquid pharmaceutical that the present invention can will be stored in container is arranged with drop state every time
Go out the amount suitable with amount set in advance, and the dust of outside can be blocked or foreign body, antibacterial flow into and be stored in medicament dispenser
In internal medicament.
Referring to Fig. 8, another embodiment of the present invention is described.
Fig. 8 is the stereoscopic figure of another embodiment of the bushing shown in Fig. 3.
Fig. 8 is another construction of the stereoscopic figure of the bushing shown in Fig. 6, for identical element note identical
Symbol, omits its repeat specification.
In Fig. 8, the mobile runner 324 on the top being formed at bushing 32 can be formed to be made to discharge by mobile runner 324
Medicament along the outer peripheral face rotation backward tap 312 side transmission of bushing 32 eddy channel 327.
Even if above-mentioned eddy channel 327 plays being flowed into by tap 312 from the dust of external penetration or foreign body or antibacterial,
Also mobile speed is drastically reduced by eddy channel 327 in the length increasing the mobile mobile route to container and during rotating
The effect of degree.
Thus, according to another embodiment of the present invention, the dust of the external penetration from medicament dispenser can thoroughly be blocked
Or foreign body or antibacterial flow in the medicament being stored within medicament dispenser.
Specifically understand the invention being completed by the present inventor according to above-described embodiment above, but the present invention does not limit
In above-described embodiment, certainly, various changes can be carried out in the range of its main idea not escaping out.
Although being illustrated using medicament in the present embodiment, the present invention is not limited to this.
For example, the present invention can be applied not only to pharmaceuticals and will store as food or cosmetics additionally it is possible to be applied to
Various shapes and the fluid distributor of multiple use that fluid liquid in container is discharged with droplet morphology.
Specifically understand the invention being completed by the present inventor according to above-described embodiment above, but the present invention does not limit
In above-described embodiment, certainly, various changes can be carried out in the range of its main idea not escaping out.
Utilize probability as follows in industry.
The present invention is discharged and amount set in advance with drop state every time be applied to the liquid pharmaceutical that will be stored in container
Suitable amount, and block outside dust or medicament that foreign body, antibacterial inflow are stored in the medicament within medicament dispenser divides
Orchestration technology.
Claims (9)
1. a kind of medicament dispenser, its foreign body outside blocking-up flows in the medicament being stored in inside, its spy of this medicament dispenser
Levy and be, including：
Be combined with the top of container and suck the sucting being stored in the liquid pharmaceutical within container；
Combine with the side of above-mentioned sucting and carry out pumping action in the way of discharging the medicament suitable with amount set in advance
Pumping portion；And
It is arranged at the upper end in above-mentioned pumping portion and be formed with the discharge unit of the tap that medicament is discharged with drop state in front end；
Above-mentioned pumping portion includes：
Lifting action with above-mentioned discharge unit carries out the piston of lifting action；
It is connected to the valve rod of the lower end of above-mentioned piston；And
Be combined with the outside of above-mentioned valve rod and the elastomeric element to above-mentioned discharge unit offer restoring force,
Above-mentioned piston carries out vertical motion to pass through shape to above-mentioned tap side when above-mentioned discharge unit carries out down maneuver
Become the medicament suitable with amount set in advance that the runner of above-mentioned stem internal transmits, carry out down maneuver afterwards to block
The movement of medicament；
Above-mentioned sucting includes：
In conjunction with cylinder, it is combined with container upper end；
Housing, it is combined with the bottom of above-mentioned combination cylinder, is formed with, in the bottom of this housing, the medicament institute being stored in container
The inflow entrance flowing into；And
Check valve, it is arranged at the bottom of above-mentioned housing and switchs above-mentioned inflow entrance,
It is formed with the first regulating tank and second tune of the amount adjusting the medicament flowing into enclosure interior in the inner surface of above-mentioned housing
Section groove.
2. medicament dispenser according to claim 1 it is characterised in that
Above-mentioned discharge unit includes：
Head base portion, holds thereon and is formed with tap；
Bushing, it is arranged in the passing away being formed within above-mentioned head base portion, and passes through to above-mentioned tap side
State the lifting action of piston and the medicament of pumping；
Spring, it is arranged between above-mentioned bushing and piston and provides elastic force to piston；And
Droplet formation unit, medicament transmitting to above-mentioned tap is formed as drop for it so that above-mentioned medicament is arranged with drop state
Go out.
3. medicament dispenser according to claim 2 it is characterised in that
Above-mentioned droplet formation unit is by being arranged at the contamination preventing part between lower surface and bushing top on above-mentioned head base portion
Constitute with the droplet formation groove being formed at lower surface on above-mentioned head base portion,
Above-mentioned contamination preventing part is made in case remaining in the medicine of above-mentioned head base portion inside upper part with the material with sterilizing function
Agent is contaminated,
It is formed with multiple regulation teats in the upper end of above-mentioned bushing, this regulation teat adjusts the amount of discharged medicament with once
Suitable with the amount set in advance, medicament of drop state is discharged during discharge.
4. medicament dispenser according to claim 3 it is characterised in that
It is formed with outside by the flange of user pressurized operation and the upper end of the above-mentioned sucting of cladding in the bottom of above-mentioned head base portion
Vertical component effect,
Constitute the guide of above-mentioned passing away and the support member supporting this guide in being internally formed of above-mentioned head base portion.
5. medicament dispenser according to claim 2 it is characterised in that
The outer peripheral face of above-mentioned bushing projects and is formed with multiple combination ribs, this combines rib when assembling above-mentioned bushing and head base portion
Above-mentioned bushing is made to clamp-on inside the guide of a base portion.
6. medicament dispenser according to claim 1 it is characterised in that
It is formed with the side of above-mentioned housing and the medicament exceeding set amount set in advance is discharged to return to above-mentioned hull outside
Receive the recovery port to container.
7. medicament dispenser according to claim 1 it is characterised in that
It is provided with the guiding parts that the bottom of above-mentioned valve rod is combined in the inside of above-mentioned combination cylinder,
Above-mentioned guiding parts includes：
What the bottom of above-mentioned valve rod was combined first combines guide；
Be combined with above-mentioned first that the top of guide connects and formed second combines guide；And
Connect the above-mentioned second connection member combining guide and combining cylinder,
The space being combined with second between guide in above-mentioned connection member combines the upper end of above-mentioned housing.
8. medicament dispenser according to claim 7 it is characterised in that
It is formed with diameter in the bottom of above-mentioned valve rod and become big tapered portion towards lower end,
Above-mentioned tapered portion is adjacent to prevent with above-mentioned first inner peripheral surface being combined guide when above-mentioned valve rod carries out vertical motion
The movement of medicament.
9. medicament dispenser according to claim 2 it is characterised in that
It is formed with the medicament making to transmit by the pumping action in pumping portion in the outer peripheral face of above-mentioned bushing to tap side shifting
Mobile runner and make the outer peripheral face rotation above-mentioned row backward along above-mentioned bushing by the medicament of above-mentioned mobile runner movement
Portal side transmission eddy channel,
Foreign body outside above-mentioned pumping portion and eddy channel blocking-up flows in the medicament being stored in inside.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020130028641A KR101550698B1 (en) | 2013-03-18 | 2013-03-18 | Medicanent dispenser |
| KR10-2013-0028641 | 2013-03-18 | ||
| KR1020130068511A KR101551192B1 (en) | 2013-06-14 | 2013-06-14 | Medicanent dispenser |
| KR10-2013-0068511 | 2013-06-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104058180A CN104058180A (en) | 2014-09-24 |
| CN104058180B true CN104058180B (en) | 2017-03-01 |
Family
ID=51546170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410084310.6A Active CN104058180B (en) | 2013-03-18 | 2014-03-10 | Medicament dispenser |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5803046B2 (en) |
| CN (1) | CN104058180B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3103498B2 (en) * | 2015-06-12 | 2023-06-14 | AP Pharma Systems Atomizadores e Dispensadores Ltda | Spray dispenser for nasal drugs |
| CN105148363B (en) * | 2015-07-27 | 2018-04-27 | 华东理工大学 | A kind of device of pulmonary disease spray delivery |
| DE102016204953A1 (en) * | 2016-03-24 | 2017-09-28 | F. Holzer Gmbh | Metering pump for a metering device and metering device |
| DE102016212892C5 (en) * | 2016-07-14 | 2020-01-30 | F. Holzer Gmbh | Pump head and dosing device |
| FR3083146B1 (en) * | 2018-06-29 | 2020-06-19 | Aptar France Sas | FLUID PRODUCT DISPENSER. |
| KR101897443B1 (en) * | 2018-07-09 | 2018-09-12 | 양경옥 | Medicant dispenser for the prevention infiltration frombacteria |
| CN113289161B (en) * | 2020-02-24 | 2023-08-01 | 深圳麦克韦尔科技有限公司 | Medical atomizer and control method thereof |
| JP7454902B2 (en) * | 2022-02-01 | 2024-03-25 | 株式会社三谷バルブ | Spring, pump using spring, and ejection container |
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| JP4232090B2 (en) * | 2003-04-04 | 2009-03-04 | 武内プレス工業株式会社 | Cap structure with dripping function, plug body with the structure, one-touch cap with the structure, and container with the structure |
| ATE315962T1 (en) * | 2003-04-09 | 2006-02-15 | Ursapharm Arzneimittel Gmbh | MEDIA DONOR |
| MXPA05001982A (en) * | 2004-12-22 | 2006-06-21 | Ursapharm Arzneimittel Gmbh | Fluid dispenser. |
| GB0610666D0 (en) * | 2006-05-30 | 2006-07-05 | Glaxo Group Ltd | Fluid dispenser |
| FR2950037B1 (en) * | 2009-09-11 | 2011-12-16 | Rexam Pharma La Verpilliere | DEVICE FOR DISTRIBUTING LIQUID |
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| US4371097A (en) * | 1980-05-07 | 1983-02-01 | Diamond International Corporation | Liquid dispensing pump |
| CN1359348A (en) * | 1998-10-28 | 2002-07-17 | 埃姆森有限公司 | Double spring precompression pump with primping feature |
| CN101316660A (en) * | 2005-10-17 | 2008-12-03 | 瓦卢瓦有限合伙公司 | Fluid product dispensing pump |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP5803046B2 (en) | 2015-11-04 |
| CN104058180A (en) | 2014-09-24 |
| JP2014193338A (en) | 2014-10-09 |
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