CN209596393U - A kind of powder delivery device - Google Patents
A kind of powder delivery device Download PDFInfo
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- CN209596393U CN209596393U CN201920225557.3U CN201920225557U CN209596393U CN 209596393 U CN209596393 U CN 209596393U CN 201920225557 U CN201920225557 U CN 201920225557U CN 209596393 U CN209596393 U CN 209596393U
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- cylindrantherae
- medicine portion
- delivery device
- piston
- away medicine
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Abstract
The utility model provides a kind of powder delivery device, belongs to medicine instrument technical field.It solves the problems such as existing delivery device administration range is small.This powder delivery device includes to cylindrantherae, push away medicine portion, it is cylindrical to cylindrantherae, it pushes away medicine portion and is coaxially disposed to cylindrantherae and pushes away medicine portion and axially insert in in cylindrantherae, the lower end for pushing away medicine portion is stretched out to the lower end setting of cylindrantherae, the upper end for pushing away medicine portion is located in cylindrantherae, the upper end for pushing away medicine portion is fixed with circumferential seal in the piston to drug cylinder, to the upper end outer wall of cylindrantherae there are several to extend radially through and close to the dosing holes being arranged to cylindrantherae upper end port, there is the blocking portion of radially protruding to the inner wall at cylindrantherae thereon port, blocking portion is arranged than dosing holes closer to cylindrantherae upper end port, piston pushes away medicine portion equipped with limiting slot, after the completion of administration, the top surface of piston is flush to or beyond the end face to cylindrantherae upper end and blocking portion is in limiting slot.The utility model has many advantages, such as that administration range is wide, safety in utilization is good.
Description
Technical field
The utility model belongs to medicine instrument technical field, is related to a kind of delivery device, in particular to a kind of powder delivery device.
Background technique
When the previous disease for being directed to rectum or intravaginal, it is often necessary to be administered, generally use smoked to rectum or vagina depths
It washes or is promoted with fingerstall, in most cases, be not easy to grasp medication depth, so that administration depth is inadequate, drug cannot reach disease
At stove, drug effect is made not have due effect, therapeutic effect is undesirable, in addition in administration, is easy to pollute finger, unhygienic.
In view of the above problems, people devise delivery device and applied patent [application number:
201420606913.3；Authorization Notice No.: CN204170282U] comprising it is connect to cylindrantherae ontology and delivery device connector, delivery device
Head is cylindrical body, is provided in delivery device connector to the conduit of liquid medicine flow, delivery device upper end by detachable apparatus be placed in
Cylindrantherae ontology lower end, and conduit is connected to the administration head to cylindrantherae ontology lower end.
Above-mentioned delivery device is suitable for the administering medical liquids of rectum or vagina, and structure is relatively simple, easy to use, but is administered
The conduit of device connector is not easy to powdered drug push, therefore people axially penetrate through delivery device connector to form it into aperture larger
Clear opening, make the administration it is suitable for powdery medicine, referred to as powder delivery device, however the administration model of this powder delivery device
Enclose and concentrate on place at the top of delivery device connector, administration range is not ideal enough, and be not it is disposable, exist and reuse and make
At the hidden danger of infection.
Summary of the invention
The purpose of this utility model be for the above-mentioned problems in the prior art, provide a kind of administration range it is wide,
Disposable powder delivery device.
The purpose of this utility model can be realized by the following technical scheme: a kind of powder delivery device, including to cylindrantherae, push away
Medicine portion, described is cylindrical to cylindrantherae, and described pushing away medicine portion and be coaxially disposed to cylindrantherae and push away medicine portion is axially inserted in cylindrantherae
In, the lower end for pushing away medicine portion is stretched out to the lower end setting of cylindrantherae, and the upper end for pushing away medicine portion is located in cylindrantherae, pushing away the upper of medicine portion
End is fixed with circumferential seal in the piston to drug cylinder, which is characterized in that the upper end outer wall to cylindrantherae has several
It is a to extend radially through and close to the dosing holes being arranged to cylindrantherae upper end port, the inner wall tool at cylindrantherae thereon port
Have a blocking portion of radially protruding, the blocking portion is arranged than dosing holes closer to cylindrantherae upper end port, the piston or
Medicine portion is pushed away equipped with limiting slot, after the completion of administration the top surface of the piston be flush to or beyond the end face to cylindrantherae upper end and
The blocking portion is in the limiting slot.
In a kind of above-mentioned powder delivery device, medicine portion is cylindrical for described pushing away, and the medicine portion that pushes away is slided with to cylindrantherae
Dynamic cooperation.The outer wall for pushing away medicine portion is contacted with to the inner wall of cylindrantherae, and the two is slidably matched, and guiding performance is good, the operation is stable, and pushes away medicine
Portion is cylindrical so that self structure intensity is high, and structure is simply also convenient for manufacturing.
In a kind of above-mentioned powder delivery device, the upper end for pushing away medicine portion have one section it is axially projecting and outer diameter is less than
The undergauge section of medicine portion outer diameter is pushed away, the piston has the linkage section tightly inserted in undergauge section, the undergauge section
Outer wall, piston bottom surface and push away the end face of medicine portion upper end and surround the limiting slot.The setting of undergauge section assembles convenient for piston,
It is easily manufactured and without cutting out limiting slot again.
In a kind of above-mentioned powder delivery device, the outer peripheral surface of the linkage section has several ring annular grooves, described
The inner wall of undergauge section has that quantity is consistent with annular groove and radially protruding flange collar, the flange collar and annular groove one-to-one correspondence and
Flange collar is embedded in corresponding annular groove.By above-mentioned setting, the linkage section and undergauge section connectivity robustness of piston are good.
In a kind of above-mentioned powder delivery device, the lower end for pushing away medicine portion has the flange of outward radial fold, institute
The lower end for pushing away medicine portion stated axially is plugged with insertion end, and the insertion end, which is exposed to, to be pushed away the end at medicine subordinate end and be fixed in ring
The pull ring of shape.Flange and pull ring are convenient for users to being affectedly bashful, so that it is smooth to push away the sliding of medicine portion.
In a kind of above-mentioned powder delivery device, the lower end to cylindrantherae has the skirt of a circle outward radial fold
Side.Skirt is conveniently affectedly bashful, and one-handed performance is convenient.
In a kind of above-mentioned powder delivery device, the upper end outer edge to cylindrantherae is fillet, and described gives cylindrantherae
It is cased with seal cap outside.Fillet avoids the upper end to cylindrantherae from scratching rectum or vagina, and seal cap plays the role of sealing and dustproof, when use
It takes down.
As another situation, in a kind of above-mentioned powder delivery device, the piston is integral type knot with medicine portion is pushed away
Structure.It is easily manufactured in this way.
Compared with prior art, this powder delivery device is easily manufactured, easy to operate, and administration is smooth, and administration range is wide, once
For property using to prevent cross-infection, safety in utilization is good.
Detailed description of the invention
Fig. 1 is the structure sectional view before the delivery device use of this powder.
Fig. 2 is the structure sectional view after the delivery device use of this powder.
Fig. 3 is the schematic enlarged-scale view in Fig. 1 at circle A.
Fig. 4 is the schematic enlarged-scale view in Fig. 2 at circle B.
In figure, 1, give cylindrantherae；2, medicine portion is pushed away；3, piston；31, linkage section；4, dosing holes；5, blocking portion；6, undergauge section；7,
Flange collar；8, flange；9, insertion end；10, pull ring；11, skirt；12, seal cap；13, limiting slot.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
It is cylindrical to cylindrantherae 1 as shown in Figure 1, this powder delivery device includes to cylindrantherae 1, pushes away medicine portion 2, push away medicine portion 2 with to
Cylindrantherae 1, which is coaxially disposed and pushes away axial insert in medicine portion 2, to be stretched out to the lower end in cylindrantherae 1, pushing away medicine portion 2 to the lower end setting of cylindrantherae 1, is pushed away
The upper end in medicine portion 2, which is located at, is fixed with circumferential seal in the piston 3 to 1 inner wall of cylindrantherae, administration to the upper end in cylindrantherae 1, pushing away medicine portion 2
There are several to extend radially through and in the dosing holes 4 being arranged to 1 upper end port of cylindrantherae, the present embodiment for the upper end outer wall of cylinder 1
The quantity of dosing holes 4 is four, and the inner wall at port is held to have the blocking portion 5 of radially protruding, the present embodiment thereon to cylindrantherae 1
Middle blocking portion 5 is the bulge loop of radially protruding, and blocking portion 5 can be the convex block of radially protruding when reality manufactures, and blocking portion 5 compare dosing holes
4 are arranged closer to 1 upper end port of cylindrantherae, piston 3 or push away medicine portion 2 equipped with limiting slot 13, after the completion of administration, piston 3
Top surface flushes or beyond the end face to 1 upper end of cylindrantherae and blocking portion 5 is in limiting slot 13, as shown in Fig. 2, giving in the present embodiment
The top surface of piston 3 after the completion of medicine is flush to the end face of 1 upper end of cylindrantherae.
In order to which the operation is stable and structural strength are good, it is cylindrical to push away medicine portion 2, pushes away medicine portion 2 and is slidably matched with to cylindrantherae 1；For
Easily manufactured, as shown in figure 3, the upper end for pushing away medicine portion 2 has, one section axially projecting and outer diameter is less than the undergauge for pushing away medicine portion 2 outer diameter
Section 6, piston 3, which has, tightly inserts in linkage section 31 in undergauge section 6, the outer wall of undergauge section 6, the bottom surface of piston 3 and pushes away
The end face of 2 upper end of medicine portion surrounds limiting slot 13；In order to which linkage section 31 and undergauge section 6 are connected firmly, the periphery mask of linkage section 31
There are two ring annular grooves, the inner wall of undergauge section 6 has quantity consistent with annular groove and radially protruding flange collar 7, flange collar 7 and annular groove
It corresponds and flange collar 7 is embedded in corresponding annular groove.
It is convenient to facilitate operation the lower end for pushing away medicine portion 2 has the flange 8 of outward radial fold, pushes away medicine portion 2 in order to be affectedly bashful
Lower end is axially plugged with insertion end 9, and insertion end 9, which is exposed to, to be pushed away the end of 2 lower end of medicine portion and be fixed with pull ring 10 annular in shape, is administered
The lower end of cylinder 1 has the skirt 11 of a circle outward radial fold；It for the safty in use, is fillet to the upper end outer edge of cylindrantherae 1,
It is cased with seal cap 12 outside to cylindrantherae 1.
Before the administration of this powder delivery device, slided to the inner wall between 1 lower end of cylindrantherae for piston 3 to blocking portion 5 in cylindrantherae 1
It is dynamic, seal cap 12 is first removed, the pull ring 10 for pushing away the lower end in medicine portion 2 is pinched, medicine portion 2 will be pushed away together with piston 3 to 1 lower end side of cylindrantherae
It is mobile, but guarantee that piston 3 without departing to cylindrantherae 1, then pours into drug powder into cylindrantherae 1 to 1 upper end of cylindrantherae, then
To be inserted into rectum or vagina to cylindrantherae 1, make to be aligned at sufferer to 1 upper end of cylindrantherae, then push away medicine portion 2 make piston 3 to
To end movement on cylindrantherae 1, piston 3 pushes drug powder to spray to 1 upper end of cylindrantherae, and some drugs powder is sprayed from dosing holes 4,
To increase administration area, administration range is wide, and administration is in place；Continue to be administered, until the top surface of piston 3 is flush to cylindrantherae 1
The end face of upper end is not so that administration sufficiently, will cause drug powder is stranded in in cylindrantherae 1, after completing administration, such as Fig. 4 institute
Showing, blocking portion 5 is in limiting slot 13, so that pushing away medicine portion 2 and piston 3 can not be displaced again, and it can only be disposable, prevent weight
The problem of using again and leading to cross-infection, it is safe to use.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.Herein
Described in specific embodiment be only the spirit of the present invention is given an example.The utility model technical field
Technical staff can make various modifications or additions to the described embodiments or be substituted in a similar manner, but
Without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (8)
1. a kind of powder delivery device, including give cylindrantherae (1), push away medicine portion (2), described is cylindrical to cylindrantherae (1), and described pushes away
Medicine portion (2) with to cylindrantherae (1) be coaxially disposed and push away medicine portion (2) axially insert in in cylindrantherae (1), described pushes away under medicine portion (2)
End is stretched out to be arranged to the lower end of cylindrantherae (1), and the upper end for pushing away medicine portion (2) is located to be connected to the upper end in cylindrantherae (1), pushing away medicine portion (2)
Have circumferential seal in the piston (3) to cylindrantherae (1) inner wall, which is characterized in that it is described give cylindrantherae (1) if upper end outer wall have
Dry extends radially through and close to the dosing holes (4) being arranged to cylindrantherae (1) upper end port, and described holds end to cylindrantherae (1) thereon
Inner wall at mouthful has the blocking portion (5) of radially protruding, and the blocking portion (5) is than dosing holes (4) closer to on cylindrantherae (1)
It holds port setting, the piston (3) or pushes away medicine portion (2) equipped with limiting slot (13), the piston (3) after the completion of administration
Top surface be flush to or beyond the end face to cylindrantherae (1) upper end and the blocking portion (5) is in the limiting slot (13).
2. a kind of powder delivery device according to claim 1, which is characterized in that the described medicine portion (2) that pushes away is cylindrical, institute
The medicine portion (2) that pushes away stated is slidably matched with to cylindrantherae (1).
3. a kind of powder delivery device according to claim 2, which is characterized in that the upper end for pushing away medicine portion (2) has
Less than the undergauge section (6) for pushing away medicine portion (2) outer diameter, the piston (3) has tightly to be inserted in one section of axially projecting and outer diameter
Linkage section (31) in undergauge section (6), the outer wall of the undergauge section (6), the bottom surface of piston (3) and pushes away medicine portion (2) upper end
End face surround the limiting slot (13).
4. a kind of powder delivery device according to claim 3, which is characterized in that the periphery mask of the linkage section (31)
There are several ring annular grooves, the inner wall of the undergauge section (6) has quantity consistent with annular groove and radially protruding flange collar (7),
In the flange collar (7) annular groove corresponding with annular groove one-to-one correspondence and flange collar (7) insertion.
5. a kind of powder delivery device according to claim 4, which is characterized in that the lower end for pushing away medicine portion (2) has
The flange (8) of outward radial fold, the lower end for pushing away medicine portion (2) is axially plugged with insertion end (9), the insertion end
(9) it is exposed to and pushes away the end of medicine portion (2) lower end and be fixed with pull ring annular in shape (10).
6. a kind of powder delivery device according to claim 5, which is characterized in that the lower end to cylindrantherae (1) has
The skirt (11) of one circle outward radial fold.
7. a kind of powder delivery device according to claim 6, which is characterized in that outside the upper end to cylindrantherae (1)
Edge is fillet, and described is cased with seal cap (12) outside to cylindrantherae (1).
8. a kind of powder delivery device according to claim 1, which is characterized in that the piston (3) is with medicine portion (2) is pushed away
Integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920225557.3U CN209596393U (en) | 2019-02-22 | 2019-02-22 | A kind of powder delivery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920225557.3U CN209596393U (en) | 2019-02-22 | 2019-02-22 | A kind of powder delivery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209596393U true CN209596393U (en) | 2019-11-08 |
Family
ID=68404256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920225557.3U Active CN209596393U (en) | 2019-02-22 | 2019-02-22 | A kind of powder delivery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209596393U (en) |
-
2019
- 2019-02-22 CN CN201920225557.3U patent/CN209596393U/en active Active
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