CN201529269U - Medicine plug - Google Patents
Medicine plug Download PDFInfo
- Publication number
- CN201529269U CN201529269U CN2009202231838U CN200920223183U CN201529269U CN 201529269 U CN201529269 U CN 201529269U CN 2009202231838 U CN2009202231838 U CN 2009202231838U CN 200920223183 U CN200920223183 U CN 200920223183U CN 201529269 U CN201529269 U CN 201529269U
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- CN
- China
- Prior art keywords
- groove
- medicine plug
- medicine
- protuberance
- protruding circle
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
A medicine plug comprises an upper part, a lower part and a rubber plug, wherein the upper part and the lower part are buckled together through a concave-convex buckle structure, and the rubber plug is arranged therebetween. The concave-convex buckle structure comprises a groove and a convex ring matched with each other, and is arranged in the axial direction of the medicine plug; a first retaining structure is arranged close to the concave-convex buckle structure; and the caliber of the opening of the first retaining structure is smaller than that of the concave-convex buckle structure. The utility model provides the medicine plug, and solves the problem that the upper part and the lower part are deformed and the buckle is tripped when the medicine plug receives high temperature sterilization, so that the buckling between the upper part and the lower part is more reliable, the medicine plug has low probability of slipping off, the leak tightness of the medicine plug is ensured, and the quality of the liquid medicine is guaranteed.
Description
Technical field
This utility model is relevant for a kind of medicine plug, especially relevant for a kind of medical infusion container medication plug.
Background technology
At present, the medical infusion container generally comprises two kinds of infusion bottle and transfusion bag, and the medicine plug that uses on the transfusion bag generally comprises two kinds of loading plug and dosing plugs.Wherein, the loading plug is the device that is used to connect transfusion device and transfusion flexible bag, and the dosing plug is the interface that is used to add the medicine that other and transfusion be used.Also bottle stopper can be set on the infusion bottle in addition, play the effect of loading plug or dosing plug.
As shown in Figure 1, the medicine plug of medical infusion container of the prior art comprises part 1 ', following part 2 ' and rubber stopper 3 ', rubber stopper 3 ' is arranged in the space of part 1 ' and the 2 ' formation of following part, wherein, last part 1 ' is main by being positioned at the groove 11 ' and protruding circle 21 ' the formation embossed card buckle structure that is positioned on part 2 ' the external annulus circumference on part 1 ' the internal ring wall circumference, thus with following part 2 ' snap fit together.This kind medicine plug of the prior art is when carrying out high temperature sterilize, may the deform phenomenon of deliquescing of medicine plug, protruding circle 21 ' and groove 11 ' have lost original buckle effect, cause part 1 ' and following part 2 ' to get loose easily, the two is fixing unreliable, sealing property is not good, and the messenger drug plug can't use the formation waste product.
Medicine plug of the prior art adopts PE plastics or PP plastics usually, because PE plastics or the quality of PP plastics own are softer, and hardness deficiency during buckle, the medicine plug after causing assembling exists the problem that part 1 ' and following part 2 ' easily get loose.
The existence of above problem makes that the insider is necessary above-mentioned medicine plug of the prior art is further improved, and researchs and develops out a kind of new medicine plug of avoiding above-mentioned defective.
The utility model content
The technical problems to be solved in the utility model provides a kind of medicine plug, has the first retaining structure, and behind high temperature sterilize, the medicine plug is difficult for getting loose.
The technical problems to be solved in the utility model provides a kind of medicine plug, guarantees that by the second retaining structure part and following part guarantee further that in the radial direction steadiness the medicine plug is difficult for getting loose to medicine beyond the Great Wall.
This utility model provides a kind of medicine plug, comprise last part, the following part that is fastened togather by the embossed card buckle structure and be arranged on described part, the described plug between the part down gone up, described embossed card buckle structure comprises groove and the protruding circle that matches, on the axial direction of described medicine plug, close on described embossed card buckle structure and be provided with the first retaining structure, the opening bore of the described first retaining structure is less than the opening bore of described embossed card buckle structure.
In this utility model, be provided with protuberance at the edge of opening of described groove, be provided with recess in a side of protruding circle, described protuberance matches with described recess and forms the described first retaining structure, and the opening bore of described protuberance is less than the external diameter of described protruding circle.
In this utility model, described part down is fastened on the described part outside of going up, described protuberance is arranged on described groove top and is co-located on the described part down with described groove, and described recess is arranged on described protruding circle top and is co-located on described going up on the part with described protruding circle.
In this utility model, the described part of going up is fastened on described part outside down, described protuberance is arranged on described groove below and is co-located on described going up on the part with described groove, and described recess is arranged on described protruding circle below and is co-located on the described part down with described protruding circle.
In this utility model, on radially inner direction, close on described groove and be provided with the second retaining structure, the described second retaining structure is a protuberance, described protuberance stretch in the ring wall of described protruding circle and block in the inboard of described ring wall.
In this utility model, extend with the incline direction that axis direction has angle on described embossed card buckle structure edge, and the described first retaining structure is along the circumference horizontal distribution, and the described second retaining structure in axial direction protrudes out to the described first retaining structure.
In this utility model, described medicine plug also comprises the radial location structure, and described radial location structure is arranged on described place, junction surface of going up part and described part down.
In this utility model, described radial location structure comprises projection and the groove that cooperatively interacts more than two, and described plural projection that cooperatively interacts and groove are along the circumferencial direction uniform distribution at described junction surface.
In this utility model, described projection is arranged on described lower surface edge of going up part, and described groove is arranged on the described upper surface edge of part down; Or described projection is arranged on the upper surface edge of described down part, and described groove is arranged on described lower surface edge of going up part.
In this utility model, described medicine plug is transfusion bag dosing plug or transfusion bag transfusion cork or infusion bottle bottle stopper.
According to such scheme, this utility model is significant with respect to the effect of existing structure:
One, medicine plug of the present utility model, when the last part of medicine plug docks with following part, by the protruding circle of embossed card buckle structure and groove buckle and the two is fastened togather mutually, the opening bore of the cause first retaining structure is less than the opening bore of embossed card buckle structure, therefore this first retaining structure with the protruding circle backstop of embossed card buckle structure in groove, avoided the two getting loose in the axial direction, fixing reliable, even when high temperature sterilize, the opening bore of the first retaining structure still can be less than the opening bore of embossed card buckle structure, last part and following part can not get loose, and have fundamentally solved the problem that the medicine plug easily gets loose.
Two, medicine plug of the present utility model, also comprise the second retaining structure, the protuberance of the second retaining structure stretch into and block in the inboard of the ring wall of the protruding circle of embossed card buckle structure, last part and following part relatively moving have been limited in radial direction, guaranteed that part and following part guarantee further in the radial direction steadiness that the medicine plug is difficult for getting loose to medicine beyond the Great Wall.
Three, medicine plug of the present utility model, the location structure at the last part of medicine plug and place, following part junction surface can guarantee the compactness of the two fastening, relative rotation can not take place with following part in the last part of messenger drug plug, has strengthened the sealing property of medicine plug, has guaranteed the quality of medicinal liquid.
Description of drawings
Fig. 1 is the sectional view of this utility model medicine plug of the prior art.
Fig. 2 is the sectional view of this utility model medicine plug.
Fig. 3 is this utility model medicine sectional view of part beyond the Great Wall.
Fig. 4 is the sectional view of part under this utility model medicine plug.
The specific embodiment
Extremely shown in Figure 4 as Fig. 2, this utility model provides a kind of medicine plug 10, comprise the last part 1 that is fastened togather by embossed card buckle structure 3, part 2 and be arranged on plug (not shown) between part 1, time part 2 down, embossed card buckle structure 3 comprises protruding circle 31 and groove 32, on the axial direction of medicine plug 10, close on this embossed card buckle structure 3 and be provided with the opening bore D1 of the opening bore D2 of the first retaining structure, 4, the first retaining structures 4 less than embossed card buckle structure 3.
As shown in Figure 3 and Figure 4, in the present embodiment, following part 2 is fastened on the outside of part 1, and protruding circle 31 and groove 32 are extended along the incline direction that the axis direction with medicine plug 10 has angle.Among the embodiment, protruding circle 31 is arranged on the periphery of the ring wall 11 of part 1, and groove 32 is arranged on down the heel of the internal ring wall 21 of part 2, is inserted into the groove 32 interior buckles that match with it after protruding circle 31 strains.Above the ring wall 11 protruding circles 31 of last part 1, close on this protruding circle 31 and be provided with recess 42; The top of the groove 32 of the ring wall 21 of infra spare 2 is closed on this groove 32 and is provided with protuberance 41; Protuberance 41 matches with recess 42 and forms the above-mentioned first retaining structure 4, and this first retaining structure 4 is along the circumference horizontal distribution, and the opening bore D2 of the protuberance 41 of the above-mentioned first retaining structure 4 is less than the outer diameter D 1 of above-mentioned protruding circle 31.This utility model has formed the above-mentioned first retaining structure 4 above embossed card buckle structure 3, when last 1 when being buckled in down in the part 2, because the opening bore D2 of protuberance 41 is less than the outer diameter D 1 of above-mentioned protruding circle 31, therefore, protuberance 41 can be with protruding circle 31 blocks in groove 32, avoid part 1 axially moving upward along medicine plug 10, the first retaining structure 4 can well be fixed on down on the part 2 going up part 1, simultaneously, when high temperature sterilize, last part 1 also is difficult for breaking away from part 2 down, and medicine plug 10 is difficult for getting loose, and guarantees the compactness of medicine plug 10.
As shown in Figure 2, medicine plug 10 of the present utility model also includes the second retaining structure 5.As shown in Figure 4, this second retaining structure 5 is a protuberance 51, in this utility model, protuberance 51 is positioned on the following part 2, and in the first retaining structure 4, protrude out along axis direction, this protuberance 51 is formed at the medial wall of above-mentioned groove 32, and stretches into the inboard of block at the ring wall 11 of last part 1, and promptly the opening bore D3 of protuberance 51 is less than the inside diameter D 4 of last ring wall 11 of 1.Protuberance 51 on the following part 2 will be gone up protruding circle 31 blocks of part 1 in groove 32, prevent that the last part 1 of medicine plug 10 from moving radially from deviating from the part 2 down, further guarantee the steadiness in the last part 1 infra spare 2, and messenger drug plug 10 is difficult for getting loose.
Preferably, medicine plug 10 of the present utility model also comprises radial location structure 6, and radial location structure 6 is arranged on the place, junction surface of part 1 and following part 2.Above-mentioned radial location structure 6 comprises projection 61 and the groove 62 that cooperatively interacts more than two, and plural projection that cooperatively interacts 61 and groove 62 are along the circumferencial direction uniform distribution at junction surface.In this utility model, medicine plug 10 has four radial location structures 6, is crossing distribution along the circumferencial direction at junction surface.The projection 61 of this radial location structure 6 is arranged on the lower surface edge of part 1, and groove 62 is arranged on down the upper surface edge of part 2.When part 2 is fastened on part 1 outside instantly, by rotating part 1, the projection 61 of radial location structure 6 is positioned in the groove 62, thereby will go up part 1 is buckled in down on the part 2, this radial location structure 6 can lock medicine plug 10, prevent from rotation relatively takes place between part 1 and the following part 2, the messenger drug plug fastens more consolidation, and sealing property is better.
A kind of medicine plug that provides in novel is provided this reality, can be dosing plug and the loading plug that is connected with transfusion bag, perhaps also can be the bottle stopper that is connected with infusion bottle.
The structure of this embodiment and embodiment 1, principle and effect are basic identical, no longer repeat, only according to symmetry principle, make protuberance 41 and recess 42, the protuberance 51 of the second retaining structure 5, the projection 61 of radial location structure 6 and the position of groove 62 of the protruding circle 31 of embossed card buckle structure 3 and groove 32, the first retaining structure 4 do exchange.In embodiment 2, last part is fastened on down the outside of part, and the protruding circle of above-mentioned embossed card buckle structure is arranged on down the end of the ring wall of part, and groove is arranged on the heel of the ring wall of part; The protuberance of the above-mentioned first retaining structure is arranged on the below of the groove of part, is formed at the medial wall of groove, and recess is arranged on down the below of the protruding circle of part, is formed at the lateral wall of protruding circle.Medicine plug in the present embodiment can reach equally and fasten consolidation mutually, the effect that the medicine plug does not get loose with last with following part.In this embodiment, protuberance is arranged on the part, radially inwardly is formed at the medial wall of groove, and is buckled in down the inboard of the ring wall of part; The projection of radial location structure is arranged on down the upper surface edge of part, and groove is arranged on the lower surface edge of part.No longer provide diagram at this.
The above only is the specific embodiment of the present utility model, can not limit the scope that this utility model is implemented with this certainly, and all equivalent variations and modifications of doing according to content of the present utility model just should belong to protection domain of the present utility model.
Claims (10)
1. medicine plug, comprise last part, the following part that is fastened togather by the embossed card buckle structure and be arranged on described part, the described plug between the part down gone up, described embossed card buckle structure comprises groove and the protruding circle that matches, it is characterized in that: on the axial direction of described medicine plug, close on described embossed card buckle structure and be provided with the first retaining structure, the opening bore of the described first retaining structure is less than the opening bore of described embossed card buckle structure.
2. medicine plug according to claim 1, it is characterized in that: the edge of opening at described groove is provided with protuberance, side at protruding circle is provided with recess, and described protuberance matches with described recess and forms the described first retaining structure, and the opening bore of described protuberance is less than the external diameter of described protruding circle.
3. medicine plug according to claim 2, it is characterized in that: described part down is fastened on the described part outside of going up, described protuberance is arranged on described groove top and is co-located on the described part down with described groove, and described recess is arranged on described protruding circle top and is co-located on described going up on the part with described protruding circle.
4. medicine plug according to claim 2, it is characterized in that: the described part of going up is fastened on described part outside down, described protuberance is arranged on described groove below and is co-located on described going up on the part with described groove, and described recess is arranged on described protruding circle below and is co-located on the described part down with described protruding circle.
5. medicine plug according to claim 2, it is characterized in that: on radially inner direction, close on described groove and be provided with the second retaining structure, the described second retaining structure is a protuberance, described protuberance stretch in the ring wall of described protruding circle and block in the inboard of described ring wall.
6. medicine plug according to claim 5, it is characterized in that: extend with the incline direction that axis direction has angle on described embossed card buckle structure edge, the described first retaining structure is along the circumference horizontal distribution, and the described second retaining structure in axial direction protrudes out to the described first retaining structure.
7. medicine plug according to claim 1 is characterized in that: described medicine plug also comprises the radial location structure, and described radial location structure is arranged on described place, junction surface of going up part and described part down.
8. medicine plug according to claim 7 is characterized in that: described radial location structure comprises projection and the groove that cooperatively interacts more than two, and described plural projection that cooperatively interacts and groove are along the circumferencial direction uniform distribution at described junction surface.
9. medicine plug according to claim 7 is characterized in that: described projection is arranged on described lower surface edge of going up part, and described groove is arranged on the described upper surface edge of part down; Or described projection is arranged on the upper surface edge of described down part, and described groove is arranged on described lower surface edge of going up part.
10. medicine plug according to claim 1 is characterized in that: described medicine plug is transfusion bag dosing plug or transfusion bag transfusion cork or infusion bottle bottle stopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202231838U CN201529269U (en) | 2009-09-29 | 2009-09-29 | Medicine plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202231838U CN201529269U (en) | 2009-09-29 | 2009-09-29 | Medicine plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201529269U true CN201529269U (en) | 2010-07-21 |
Family
ID=42524680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202231838U Expired - Lifetime CN201529269U (en) | 2009-09-29 | 2009-09-29 | Medicine plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201529269U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104042444A (en) * | 2014-07-03 | 2014-09-17 | 北京奥星恒迅包装科技有限公司 | Medical medicine plug |
-
2009
- 2009-09-29 CN CN2009202231838U patent/CN201529269U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104042444A (en) * | 2014-07-03 | 2014-09-17 | 北京奥星恒迅包装科技有限公司 | Medical medicine plug |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Hexi Road 101407 Beijing city Huairou District Yanqi Yanqi Economic Development Zone No. 3 Patentee after: Reno Little Heng Xun packaging technology (Beijing) Co., Ltd. Address before: Hexi Road 101407 Beijing city Huairou District Yanqi Yanqi Economic Development Zone No. 3 Patentee before: Aoxing Hengxun Packing Sci. & Tech. Co., Ltd., Beijing |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100721 |