CN209187544U - A kind of micro- package spray-dried instrument of large size prepares nozzle structure - Google Patents
A kind of micro- package spray-dried instrument of large size prepares nozzle structure Download PDFInfo
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- CN209187544U CN209187544U CN201821237517.2U CN201821237517U CN209187544U CN 209187544 U CN209187544 U CN 209187544U CN 201821237517 U CN201821237517 U CN 201821237517U CN 209187544 U CN209187544 U CN 209187544U
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Abstract
Nozzle structure is prepared the utility model discloses a kind of micro- package spray-dried instrument of large size, is related to technical field.The utility model includes exit pedestal；Exit pedestal upper surface is installed with interior syringe needle fixing seat by outer syringe needle；The interior syringe needle matched with outer syringe needle is installed in interior syringe needle fixing seat；Outer syringe needle upper surface offers infusion slot；Infusion one surface of slot offers mounting groove；Even pendular ring is installed in mounting groove.The utility model realizes package liquid to the uniform full package of medical fluid, effectively improves the package effect of medical fluid, and sealing structure performance is highly improved, market popularization value with higher by installing even pendular ring on outer syringe needle.
Description
Technical field
The utility model belongs to technical field of medical treatment mechanical, more particularly to a kind of system of the micro- package spray-dried instrument of large size
Standby nozzle structure.
Background technique
Currently, the domestic dedicated dosage form of children's drug extremely lacks.The data provided according to the pharmaceutical sector chamber of commerce, the All-China Federation of Industry and Commerce are aobvious
Show, existing more than the 3500 a preparation variety of China, only 60 kinds of children special-purpose, ratio only accounts for 1.7%.Hospital can only " as one sees fit " with
Adult medication and dosage form replace children's drug.One statistics of State Food and Drug Administration shows the country 90%
Drug does not have children's dosage form.So-called children's medicine is often the decrement version of adult medicine.
For children's oral drugs, size, taste, the dose intensity etc. of dosage form are great challenges, and children swallow energy
The difference of power, taste preference, dose requirements etc. are but also oral drugs need different dosage forms.However, about 50% children
Drug does not have paediatric formats.The shelf-life of some liquid pediatric preparations under refrigerated conditions only has 3 months, shorter at room temperature,
Even over time, the activity of active drug ingredient can decline 45%.In addition, 50% or so 6-11 years old children gulp down
Pharyngea agent is difficult, and the bitterness sense of some clinic active drugs is difficult to cover by food or syrup, to be refused by child of tender age.
The technology that domestic market covers bitter taste use for children mainly adds corrigent method, fills drug
Microcapsules are coated tablet.Corrigent mainly includes sweetener, aromatic, effervescent agent and mucilage etc..Drug is covered in coating
Bitter taste art for coating is to wrap the clothing layer of appropriate materials on solid drugs surface, reaches preferable and covers bitter taste of drug and bad gas
The purpose of taste.In addition also useful micro-capsule or microballoon cover bitter taste of drug, micro-capsule, microballoon be in recent years medicinal application new process,
One protrusion of new technology represents.After medicament microcapsule, the bad smell of drug can be not only covered, and medicine can be improved
The stability of object, the effects of preventing drug from inactivating in stomach or reducing the irritation to stomach.
Currently, the existing micro- package spray drying device of drug is when wrapping up medical fluid, due to installing in interior syringe needle
On outer syringe needle, lead to that outer syringe needle inner surface cannot be completely covered when wrapping up liquid downstream to outer syringe needle, be easy to cause package liquid with
Medical fluid mixing, reduces the package effect and efficiency of drug, exerts a certain influence to the package production of medical fluid；Also, it is existing
The micro- package spray-dried instrument having to prepare nozzle structure leakproofness poor, be easy to cause package liquid or medical fluid to leak, cause
The waste of raw material.Therefore, need to study a kind of micro- package spray-dried instrument of large size prepares nozzle structure, on solving
State problem.
Utility model content
The purpose of this utility model is to provide a kind of micro- package spray-dried instruments of large size to prepare nozzle structure, by
Even pendular ring is installed on outer syringe needle, is realized package liquid using even pendular ring and is overflowed into outer needle drainage hole from infusion slot, to realize
Package liquid effectively improves the package effect of medical fluid to the uniform full package of medical fluid, and is equipped with receiver, solves existing
The micro- package spray drying device of drug the drug package effect for preparing spray head and the poor problem of sealing structure.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions:
The utility model prepares nozzle structure, including exit pedestal for a kind of micro- package spray-dried instrument of large size；It is described
Exit pedestal upper surface is installed with syringe needle fixing seat in one by an outer syringe needle；Be installed in the interior syringe needle fixing seat one with it is outer
The interior syringe needle that syringe needle matches；The outer syringe needle upper surface offers an infusion slot；The infusion slot periphery is simultaneously located at outer syringe needle
Upper surface offers an air supply trough；One surface of air supply trough circumferentially uniformly offers gas vent；Under the outer syringe needle
Surface offers a pressure trough being connected with gas vent；One surface of pressure trough is provided with a cone portion；The cone portion
The perforation of one surface offers an outer needle drainage hole being connected with infusion slot；One surface of infusion slot offers a mounting groove；
An even pendular ring is installed in the mounting groove；The interior syringe needle fixing seat upper surface perforation offers needle infusion hole in one；It is described
An outer needle feed flow duct and a gas supply duct are offered in interior syringe needle fixing seat；The outer needle feed flow duct one end and infusion slot
It is connected；Gas supply duct one end is connected with air supply trough；The interior syringe needle is installed on the lower part of interior needle infusion hole；
The interior syringe needle lower end extends in outer needle drainage hole；The interior syringe needle lower outer peripheral surface and outer needle drainage hole inner peripheral surface shape
At a gap.
Further, the exit pedestal upper surface is provided with a lug boss；One surface of lug boss offers a row
Expect hole；The exit pedestal lower surface offers a flared end hole being connected with relief hole.
Further, a set of cylinder base is arranged with outside the outer syringe needle；On one surface of receiver lower part and exit pedestal
Surface fits；The receiver week, side circumferentially uniformly offered lock-bit hole.
Further, one surface of receiver lower part circumferentially uniformly offers the first through hole；It is described go out
Mouth pedestal upper surface circumferentially uniformly offers the second through hole matched with the first through hole.
Further, the outer syringe needle lower surface offers a locating slot matched with lug boss；The locating slot week
Side fits with lug boss week side.
Further, one surface of outer syringe needle circumferentially uniformly offers first positioning hole；The interior syringe needle is solid
One surface of reservation circumferentially uniformly offers the second location hole matched with first positioning hole.
Further, the interior syringe needle fixing seat lower surface is provided with a positioning land matched with air supply trough；It is described
Positioning land circumferential lateral surface fits with air supply trough week side.
Further, the tapered structure in the even pendular ring upper inner face；Table on the even pendular ring upper surface and outer syringe needle
A difference in height is formed between face.
The utility model has the following beneficial effects:
The utility model installs the interior syringe needle matched with outer syringe needle by interior syringe needle fixing seat, and in outer syringe needle housing
If receiver, so that the sealing structure performance for preparing spray head has obtained greatly being promoted；By being installed on outer syringe needle
Even pendular ring realizes package liquid using even pendular ring and overflows into outer needle drainage hole from infusion slot, to realize package liquid to medical fluid
Uniform full package, effectively improve the package effect of medical fluid；It respectively will package using outer needle drainage hole and interior needle infusion hole
Liquid and medical fluid output are cooperated using the outer needle drainage hole of pyramidal structure and interior syringe needle to further ensure the package effect to medical fluid
Fruit, and reduce the drug particle size that package comes out, market popularization value with higher.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural front view of Fig. 1；
Fig. 3 is the structure enlargement diagram in Fig. 2 at A；
Fig. 4 is the structural schematic diagram of the outer syringe needle of the utility model；
Fig. 5 is the structural front view of Fig. 4；
Fig. 6 is the structural schematic diagram of the interior syringe needle fixing seat of the utility model；
Fig. 7 is the structural schematic diagram of the even pendular ring of the utility model.
In attached drawing, parts list represented by the reference numerals are as follows:
1- exit pedestal, the outer syringe needle of 2-, syringe needle fixing seat in 3-, syringe needle in 4-, the even pendular ring of 5-, 6- receiver, 101- are convex
The portion of rising, 102- relief hole, 103- flared end hole, the second through hole of 104-, 201- infusion slot, 202- air supply trough, 203- pressure trough,
204- cone portion, 205- locating slot, 206- first positioning hole, needle infusion hole in 301-, the outer needle feed flow duct 302-, 303- gas supply
Duct, 304- second location hole, 305- position land, 601- lock-bit hole, the first through hole of 602-, 2011- mounting groove, 2021-
Gas vent, the outer needle drainage hole of 2041-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1-7, the utility model is a kind of micro- nozzle structure for preparing for wrapping up spray-dried instrument of large size, packet
Include exit pedestal 1；1 upper surface of exit pedestal is installed with syringe needle fixing seat 3 in one by an outer syringe needle 2；In interior syringe needle fixing seat 3
It is installed with an interior syringe needle 4 matched with outer syringe needle 2；It is arranged with a set of cylinder base 6 outside outer syringe needle 2, this is improved and prepares spray head
Sealing structure performance；6 lower part of receiver, one surface fits with 1 upper surface of exit pedestal；6 weeks sides of receiver are circumferentially
Lock-bit hole 601 is uniformly offered, is matched using lock-bit stud with lock-bit hole 601, and by lock-bit stud one end and outer syringe needle 2 weeks
Side offsets, so that the position for realizing external syringe needle 2 and interior syringe needle fixing seat 3 is fixed；6 lower part of receiver, one surface is along annular
Direction uniformly offers the first through hole 602；1 upper surface of exit pedestal circumferentially uniformly offers and the first through hole
602 the second through holes 104 matched, by being plugged on the first through hole 602 and the second through hole 104 using connecting stud
It is interior, being stably connected with for spray head is entirely prepared to ensure that；1 upper surface of exit pedestal is provided with a lug boss 101；Lug boss
101 1 surfaces offer a relief hole 102；1 lower surface of exit pedestal offers a flared end hole being connected with relief hole 102
103；The tapered structure in flared end hole 103 is convenient for blanking；Outer 2 upper surface of syringe needle offers an infusion slot 201；Infusion 201 1 table of slot
Face offers a mounting groove 2011；An even pendular ring 5 is installed in mounting groove 2011；The even 5 tapered structure in upper inner face of pendular ring；
Even 5 upper surface of pendular ring and outer syringe needle form a difference in height between 2 upper surface, realize package liquid from infusion slot using even pendular ring 5
201 overflow into outer needle drainage hole 2041, to realize package liquid to the full package of medical fluid, ensure that the package effect of medical fluid；
Infusion 201 periphery of slot simultaneously offers an air supply trough 202 positioned at outer 2 upper surface of syringe needle；202 1 surface of air supply trough is circumferentially equal
Cloth offers gas vent 2021；Outer 2 lower surface of syringe needle offers a pressure trough 203 being connected with gas vent 2021；Pressure trough
203 1 surfaces are provided with a cone portion 204, are easy to implement package liquid to the full package process of medical fluid；204 1 surface of cone portion is passed through
It opens up and is equipped with an outer needle drainage hole 2041 being connected with infusion slot 201；Outer 2 lower surface of syringe needle offers one and lug boss 101
The locating slot 205 matched ensure that the leakproofness that outer syringe needle 2 is connect with exit pedestal 1；205 weeks sides of locating slot and protrusion
The 101 weeks sides in portion fit；Outer 2 one surface of syringe needle circumferentially uniformly offers first positioning hole 206；Interior syringe needle fixing seat
3 one surfaces circumferentially uniformly offer the second location hole 304 matched with first positioning hole 206, utilize positioning stud
It is plugged in first positioning hole 206 and second location hole 304, ensure that being bonded for outer syringe needle 2 and interior syringe needle fixing seat 3；
Interior 3 upper surface of syringe needle fixing seat perforation offers needle infusion hole 301 in one；An outer needle feed flow is offered in interior syringe needle fixing seat 3
Duct 302 and a gas supply duct 303；302 one end of outer needle feed flow duct is connected with infusion slot 201；Supply 303 one end of duct
Portion is connected with air supply trough 202；Interior 3 lower surface of syringe needle fixing seat is provided with a positioning land matched with air supply trough 202
305, it ensure that the leakproofness that interior syringe needle fixing seat 3 is connect with outer syringe needle 2；Position 305 circumferential lateral surface of land and air supply trough 202 weeks
Side fits；Interior syringe needle 4 is installed on the lower part of interior needle infusion hole 301；Interior 4 lower end of syringe needle extends to outer needle drainage hole
In 2041；Interior 4 lower outer peripheral surface of syringe needle and outer 2041 inner peripheral surface of needle drainage hole form a gap, ensure that the package of drug
Effect.
By gas supply duct 303, air supply trough 202 and gas vent 2021 to 203 gas transmission of pressure trough, outer needle feed flow duct is utilized
302 and the outside needle drainage hole 2041 of infusion slot 201 in conveying package liquid, and using being conveyed in the inside syringe needle 4 of interior needle infusion hole 301
Medical fluid, to realize the package work of medical fluid.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (8)
1. a kind of micro- package spray-dried instrument of large size prepares nozzle structure, which is characterized in that including exit pedestal (1)；It is described
Exit pedestal (1) upper surface is installed with syringe needle fixing seat (3) in one by an outer syringe needle (2)；In the interior syringe needle fixing seat (3)
It is installed with an interior syringe needle (4) matched with outer syringe needle (2)；
Outer syringe needle (2) upper surface offers an infusion slot (201)；The infusion slot (201) periphery is simultaneously located at outer syringe needle (2)
Upper surface offers an air supply trough (202)；(202) one surface of air supply trough circumferentially uniformly offers gas vent
(2021)；Outer syringe needle (2) lower surface offers a pressure trough (203) being connected with gas vent (2021)；The air pressure
(203) one surface of slot is provided with a cone portion (204)；(204) one surface of the cone portion perforation offers one and infusion slot
(201) the outer needle drainage hole (2041) being connected；
Wherein, (201) one surface of infusion slot offers a mounting groove (2011)；One is installed in the mounting groove (2011)
Even pendular ring (5)；
Interior syringe needle fixing seat (3) the upper surface perforation offers needle infusion hole (301) in one；The interior syringe needle fixing seat (3)
On offer an outer needle feed flow duct (302) and one gas supply duct (303)；The outer needle feed flow duct (302) one end with it is defeated
Liquid bath (201) is connected；The gas supply duct (303) one end is connected with air supply trough (202)；
Wherein, the interior syringe needle (4) is installed on the lower part of interior needle infusion hole (301)；Interior syringe needle (4) lower end extends to
In outer needle drainage hole (2041)；Interior syringe needle (4) lower outer peripheral surface and outer needle drainage hole (2041) inner peripheral surface form one
Gap.
2. the micro- package spray-dried instrument of a kind of large size according to claim 1 prepares nozzle structure, which is characterized in that institute
It states exit pedestal (1) upper surface and is provided with a lug boss (101)；(101) one surface of lug boss offers a relief hole
(102)；Exit pedestal (1) lower surface offers a flared end hole (103) being connected with relief hole (102).
3. the micro- package spray-dried instrument of a kind of large size according to claim 1 prepares nozzle structure, which is characterized in that institute
It states and is arranged with a set of cylinder base (6) outside outer syringe needle (2)；One surface of receiver (6) lower part is affixed with exit pedestal (1) upper surface
It closes；The all sides of the receiver (6) circumferentially uniformly offer lock-bit hole (601).
4. the micro- package spray-dried instrument of a kind of large size according to claim 3 prepares nozzle structure, which is characterized in that institute
It states one surface of receiver (6) lower part and circumferentially uniformly offers the first through hole (602)；Table on the exit pedestal (1)
Face circumferentially uniformly offers the second through hole (104) matched with the first through hole (602).
5. the micro- package spray-dried instrument of a kind of large size according to claim 1 prepares nozzle structure, which is characterized in that institute
It states outer syringe needle (2) lower surface and offers a locating slot (205) matched with lug boss (101)；Locating slot (205) side
Face fits with all sides of lug boss (101).
6. the micro- package spray-dried instrument of a kind of large size according to claim 1 prepares nozzle structure, which is characterized in that institute
It states outer (2) one surface of syringe needle and circumferentially uniformly offers first positioning hole (206)；(3) one table of interior syringe needle fixing seat
Face circumferentially uniformly offers the second location hole (304) matched with first positioning hole (206).
7. the micro- package spray-dried instrument of a kind of large size according to claim 1 prepares nozzle structure, which is characterized in that institute
It states interior syringe needle fixing seat (3) lower surface and is provided with a positioning land (305) matched with air supply trough (202)；The positioning ring
Platform (305) circumferential lateral surface fits with all sides of air supply trough (202).
8. the micro- package spray-dried instrument of a kind of large size according to claim 1 prepares nozzle structure, which is characterized in that institute
State the tapered structure in even pendular ring (5) upper inner face；It is formed between even pendular ring (5) upper surface and outer syringe needle (2) upper surface
One difference in height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821237517.2U CN209187544U (en) | 2018-08-02 | 2018-08-02 | A kind of micro- package spray-dried instrument of large size prepares nozzle structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821237517.2U CN209187544U (en) | 2018-08-02 | 2018-08-02 | A kind of micro- package spray-dried instrument of large size prepares nozzle structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209187544U true CN209187544U (en) | 2019-08-02 |
Family
ID=67403535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821237517.2U Active CN209187544U (en) | 2018-08-02 | 2018-08-02 | A kind of micro- package spray-dried instrument of large size prepares nozzle structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209187544U (en) |
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2018
- 2018-08-02 CN CN201821237517.2U patent/CN209187544U/en active Active
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