CN212386940U - Aluminium-plastic combined cover for infusion bottle - Google Patents
Aluminium-plastic combined cover for infusion bottle Download PDFInfo
- Publication number
- CN212386940U CN212386940U CN202020585202.8U CN202020585202U CN212386940U CN 212386940 U CN212386940 U CN 212386940U CN 202020585202 U CN202020585202 U CN 202020585202U CN 212386940 U CN212386940 U CN 212386940U
- Authority
- CN
- China
- Prior art keywords
- cover
- plastic
- aluminum
- infusion bottle
- sleeve
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The aluminum-plastic combined cover for the infusion bottle comprises an aluminum cover and a plastic cover, wherein the outer wall of the aluminum cover and the inner wall of the plastic cover are provided with mutually connected threads, the end cover surface of the aluminum cover is provided with a conical pipe sleeve which takes an aluminum cover central shaft as a central shaft and is provided with an outer conical surface and a first needle head jack which is coaxially arranged with the conical pipe sleeve, a notch is formed in the pipe wall of the conical pipe sleeve to enable the pipe wall to form a clamping piece for clamping a needle head, the surface of the plastic cover facing the end cover surface of the aluminum cover is provided with a driving sleeve for driving the clamping piece to deform towards the central shaft direction of the conical pipe sleeve and a second needle head jack which is coaxially arranged with the driving sleeve, the driving sleeve is provided with an inner conical surface which is used for interacting with the outer conical surface, a sealing rubber pad which is used for sealing the first needle head jack. The utility model discloses, having risen the connection steadiness behind the syringe needle puncture on the cushion, reduced the risk that the syringe needle pulled out from the bottle lid by mistake and fallen, and convenient operation.
Description
Technical Field
The utility model relates to an aluminum-plastic cover especially relates to an infusion is plastic-aluminum combined cover for bottle.
Background
At present, large-volume injection is directly infused into human veins, because the drug effect is rapid, the injection is widely used in medical treatment, intravenous injection avoids the need of using a large amount of infusion bottles, and the infusion bottles are sealed by multi-purpose plastic combined covers. The existing combined cover is usually in a pull ring type, the pull ring type combined cover is formed by combining an outer cover, a rubber cushion and an inner cover, the rubber cushion is clamped between the outer cover and the inner cover, and when the combined cover is used, the pull ring is pulled open, so that an infusion needle head can be inserted into the rubber cushion and the inner cover to reach an infusion bottle.
However, the bottle cap has the following problems in practical use: when the needle head is inserted into an infusion bottle, the needle head is only fixed by the rubber mat, and the infusion needle head is mistakenly pulled down on the infusion tube and is easily pulled off from the bottle cap.
Therefore, in view of the above-mentioned plastic-aluminum cover in the actual implementation lost part of using, and revise, improve, at the same time with the spirit and the theory of seeking well to by the assistance of professional knowledge, experience, and after many ways are ingeniously thought, experimental, the side created the utility model discloses, provide a transfusion bottle again specifically and use plastic-aluminum cover, can solve the transfusion needle puncture after the rubber mat steadiness poor, easily follow the phenomenon that the bottle lid pulled out by mistake.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides an aluminum-plastic combined cover for an infusion bottle.
The aluminum-plastic combined cover for the infusion bottle comprises an aluminum cover and a plastic cover, wherein the outer wall of the aluminum cover and the inner wall of the plastic cover are provided with mutually connected threads, the end cover surface of the aluminum cover is provided with a conical clamping pipe sleeve which takes the central shaft of the aluminum cover as the central shaft and is provided with an outer conical surface and a needle head jack I which is coaxially arranged with the conical clamping pipe sleeve, the pipe wall of the taper clamp pipe sleeve is provided with a notch so that the pipe wall forms a clamping piece for clamping the needle head, the surface of the plastic cover facing the end cover surface of the aluminum cover is provided with a driving sleeve for driving the clamping piece to deform towards the central axis direction of the conical pipe clamping sleeve and a needle head jack II which is coaxial with the driving sleeve, the driving sleeve is provided with an inner conical surface which is used for acting with the outer conical surface, the aluminum cover is further provided with a sealing rubber pad which is used for sealing the first needle head jack, and the sealing rubber pad and the clamping piece are located on two sides of the end cover of the aluminum cover.
In the technical scheme, after the needle head sequentially passes through the second needle head jack, the driving sleeve, the conical sleeve and the first needle head jack and penetrates the sealing rubber mat to reach an infusion bottle, the needle head can be fixed by the soft characteristic of the sealing rubber mat, on the other hand, the cover is molded through rotation, the driving sleeve moves synchronously, the inner conical surface on the driving sleeve acts on the outer conical surface of the conical sleeve and drives the clamping piece to deform towards the central axis direction of the conical sleeve, and therefore the clamping piece clamps the needle head. According to the aluminum cover sealing rubber pad, the connection stability of the needle after the needle is punctured on the rubber pad is improved through the double fixing effects of the clamping piece and the sealing rubber pad, the risk that the needle is pulled off from a bottle cover by mistake is reduced, and the sealing rubber pad and the clamping piece are located on the two sides of the aluminum cover end cover, so that the needle can be fixed better; the purpose that the needle head is clamped by the clamping pieces can be achieved only by rotating the plastic cover, the operation is convenient, and the whole plastic cover does not need to be opened, so that the operation is more convenient.
Preferably, the plastic cover is further provided with a sealing piece which is used for sealing the second needle insertion hole and can be uncovered. The existence of the sealing piece prevents impurities such as dust from falling into the second needle head jack and prevents the impurities from entering the infusion bottle under the action of the needle head, thereby preventing the liquid medicine from being polluted.
Preferably, the sealing piece is a tearing part connected with the edge of the hole of the second needle inserting hole. The sealing piece is opened in a tearing mode, so that the device is convenient and fast.
Preferably, the sealing piece is a plastic film covering the end cover surface of the plastic cover.
Preferably, the inner wall of the clamping piece is provided with anti-skid grooves or anti-skid particles. The anti-skid performance of the inner wall of the clamping piece is improved, and the fixing effect of the needle head is improved.
As one of the connection modes of the sealing rubber pad and the aluminum cover, preferably, the sealing rubber pad and the aluminum cover are in hot-melt connection.
As one of the other connecting modes of the sealing rubber mat and the aluminum cover, preferably, the sealing rubber mat (13) and the aluminum cover (1) are connected in a clamping mode.
Preferably, the driving sleeve and the plastic cover are connected into a whole. Can realize integral manufacture and reduce the manufacturing cost.
Preferably, a plurality of reinforcing ribs are arranged on the outer wall of the driving sleeve. The structural strength of the driving sleeve is guaranteed, the driving sleeve is not prone to outward deformation in the radial direction, and then the effect on the clamping piece is guaranteed.
Preferably, the reinforcing rib and the plastic cover are connected into a whole. The structural strength of the reinforcing ribs is improved, and the fixing effect on the clamping pieces is guaranteed.
To sum up, the utility model discloses following beneficial effect has:
the double fixing action of the clamping piece and the sealing rubber pad improves the connection stability of the needle after the needle is punctured on the rubber pad, reduces the risk of the needle being pulled off from the bottle cap by mistake, and the sealing rubber pad and the clamping piece are positioned on two sides of the end cover of the aluminum cover, so that the fixing effect of the needle is better; the purpose that the needle head is clamped by the clamping pieces can be achieved only by rotating the plastic cover, the operation is convenient, and the whole plastic cover does not need to be opened, so that the operation is more convenient.
Drawings
FIG. 1 is a schematic view of the structure of a composite closure;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
fig. 3 is a schematic diagram of the structure of the tapered clamp sleeve of fig. 1.
Detailed Description
The present invention will be further explained by the following embodiments with reference to the attached drawings.
Example 1: as shown in fig. 1-3, the aluminum-plastic combined cover for an infusion bottle comprises an aluminum cover 1 and a plastic cover 2, wherein the aluminum cover 1 is used for being connected to an infusion bottle, the outer wall of the aluminum cover 1 and the inner wall of the plastic cover 2 are provided with mutually connected threads, so that the plastic cover 2 can move in the axial direction of the aluminum cover 1 through the threads, the end cover surface of the aluminum cover 1 is provided with a conical clamping pipe sleeve 11 which takes the central axis of the aluminum cover 1 as the central axis and is provided with an outer conical surface and a needle head jack 12 coaxially arranged with the conical clamping pipe sleeve 11, the pipe wall of the conical clamping pipe sleeve 11 is provided with a notch 111, so that the pipe wall forms a clamping piece 112 for clamping a needle head, the inner wall of the clamping piece 112 is further provided with an anti-skid groove or an anti-skid particle which can help to improve the fixing effect of the needle head, the anti-skid groove or the anti-skid particle is not shown in the drawing, and the surface of the plastic cover 2 facing the end And a needle jack II 22 coaxially arranged with the driving sleeve 21, the driving sleeve 21 and the plastic cover 2 can be connected into a whole, the driving sleeve 21 is provided with an inner conical surface which is used for acting with the outer conical surface, the aluminum cover 1 is also provided with a sealing rubber pad 13 which is used for sealing the needle head jack I12, the sealing rubber pad 13 has good sealing effect, the liquid medicine in the infusion bottle is prevented from overflowing and leaking from the needle head jack I12, the sealing rubber pad 13 and the aluminum cap 1 can be connected by hot melting, so that the sealing rubber pad 13 and the aluminum cap 1 can be completely connected in a surface-to-surface manner, and the sealing rubber pad 13 and the aluminum cap 1 can be tightly jointed, as shown in fig. 1, the sealing rubber pad 13 and the aluminum cap 1 can be connected by a snap-fit connection, specifically, be provided with joint portion on the sealing rubber mat, the aluminium lid is gone up to correspond and is provided with the joint groove, sealing rubber mat 13 reaches clamping piece 112 is located the both sides of aluminium lid 1 end cover.
In the technical scheme, after the needle head sequentially passes through the second needle head jack 22, the driving sleeve 21, the conical clamping sleeve 11 and the first needle head jack 12 and reaches an infusion bottle after the sealing rubber mat 13 is punctured, the needle head can be fixed by the soft characteristic of the sealing rubber mat 13, on the other hand, referring to the attached drawing 2, the rotating plastic cover 2 is gradually close to the aluminum cover 1 by rotating the plastic cover 2, and the inner conical surface on the driving sleeve 21 acts on the outer conical surface of the conical clamping sleeve 11 and drives the clamping piece 112 to deform towards the central axis direction of the conical clamping sleeve 11, so that the clamping piece 112 clamps the needle head. According to the application, the connection stability of the needle after the needle is punctured on the rubber mat is improved through the double fixing action of the clamping piece 112 and the sealing rubber mat 13, the risk that the needle is pulled off from the bottle cap by mistake is reduced, and the sealing rubber mat 13 and the clamping piece 112 are positioned on the two sides of the end cover of the aluminum cover 1, so that the needle can be fixed better; the purpose that the needle is clamped by the clamping pieces 112 can be achieved only by rotating the plastic cover 2, the operation is convenient, and the whole plastic cover 2 does not need to be opened, so that the operation is more convenient.
In order to prevent impurities such as dust from falling into the second needle jack 22 and prevent the impurities from entering the infusion bottle under the action of the needle, and further prevent the liquid medicine from being polluted, the plastic cover 2 is further provided with a sealing piece 23 which is used for sealing the second needle jack 22 and can be torn, specifically, the sealing piece 23 can be a tearing part connected with the hole edge of the second needle jack 22, and the tearing part can tear the sealing piece 23 in a tearing mode, so that the plastic cover is convenient and fast, and in addition, the sealing piece 23 can also be a plastic film covering the end cover surface of the plastic cover 2.
When the driving sleeve 21 drives the clamping piece 112 to deform towards the central axis direction of the tapered pipe clamping sleeve 11, the clamping piece 112 also gives a reverse driving force to the driving sleeve 21 to enable the driving sleeve 21 to have an outward deformation trend in the radial direction, so a plurality of reinforcing ribs 24 are arranged on the outer wall of the driving sleeve 21 to ensure the structural strength of the driving sleeve 21, the driving sleeve 21 is not easy to deform outwards in the radial direction, and further the effect on the clamping piece 112 is ensured, further, the reinforcing ribs 24 and the plastic cover 2 are connected into a whole, the structural strength of the reinforcing ribs 24 is improved, and the fixing effect on the clamping piece 112 is further ensured.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (10)
1. The aluminum-plastic combined cover for the infusion bottle comprises an aluminum cover (1) and a plastic cover (2), and is characterized in that threads which are connected with each other are arranged on the outer wall of the aluminum cover (1) and the inner wall of the plastic cover (2), a conical pipe sleeve (11) which takes a central shaft of the aluminum cover (1) as a central shaft and is provided with an outer conical surface and a needle head jack I (12) which is coaxially arranged with the conical pipe sleeve (11) are arranged on the end cover surface of the aluminum cover (1), a notch (111) is arranged on the pipe wall of the conical pipe sleeve (11) to enable the pipe wall to form a clamping piece (112) for clamping a needle head, a driving sleeve (21) which is used for driving the clamping piece (112) to deform towards the central shaft direction of the conical pipe sleeve (11) and a needle head jack II (22) which is coaxially arranged with the driving sleeve (21) are arranged on the pipe wall of the end cover (11), and the driving sleeve (21) is provided with an inner conical surface which is used for, still be provided with on aluminium lid (1) and be used for sealing syringe needle jack (12) seal cushion (13), seal cushion (13) and clamping piece (112) are located the both sides of aluminium lid (1) end cover.
2. The plastic-aluminum combined cover for the infusion bottle as recited in claim 1, wherein the plastic cover (2) is further provided with a sealing piece (23) which is used for sealing the second needle jack (22) and can be opened.
3. The plastic-aluminum combined cover for the infusion bottle as recited in claim 2, wherein the sealing member (23) is a tearing part connected with the hole edge of the second needle insertion hole (22).
4. The plastic-aluminum combined cover for the infusion bottle as claimed in claim 2, wherein the sealing member (23) is a plastic film covering the end face of the plastic cover (2).
5. The plastic-aluminum combined cover for the infusion bottle as claimed in claim 1, wherein the inner wall of the clip (112) is provided with anti-slip grooves or anti-slip particles.
6. The aluminum-plastic combined cover for the infusion bottle as claimed in claim 1, wherein the sealing rubber pad (13) and the aluminum cover (1) are connected by hot melting.
7. The aluminum-plastic combined cover for the infusion bottle as claimed in claim 1, wherein the sealing rubber pad (13) and the aluminum cover (1) are connected in a clamping manner.
8. The plastic-aluminum combined cover for the infusion bottle as claimed in claim 1, wherein the driving sleeve (21) and the plastic cover (2) are integrated.
9. The plastic-aluminum combined cover for the infusion bottle as recited in claim 1, wherein a plurality of reinforcing ribs (24) are provided on the outer wall of the driving sleeve (21).
10. The plastic-aluminum combined cover for the infusion bottle as claimed in claim 9, wherein the reinforcing rib (24) and the plastic cover (2) are integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020585202.8U CN212386940U (en) | 2020-04-20 | 2020-04-20 | Aluminium-plastic combined cover for infusion bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020585202.8U CN212386940U (en) | 2020-04-20 | 2020-04-20 | Aluminium-plastic combined cover for infusion bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212386940U true CN212386940U (en) | 2021-01-22 |
Family
ID=74249436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020585202.8U Active CN212386940U (en) | 2020-04-20 | 2020-04-20 | Aluminium-plastic combined cover for infusion bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212386940U (en) |
-
2020
- 2020-04-20 CN CN202020585202.8U patent/CN212386940U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3293122B2 (en) | Prefilled syringe | |
| US5405340A (en) | Threaded securing apparatus for flow connectors | |
| US6709424B1 (en) | Connector with a coupling system and a port system | |
| US20060287639A1 (en) | Safety fluid transfer cannula | |
| US5403293A (en) | Molded partial pre-slit reseal | |
| JPH1015080A (en) | Connector for medical treatment | |
| US6179821B1 (en) | Membrane port for a container | |
| AU2015366189A1 (en) | Connector system comprising at least two withdrawal ports | |
| CA2877515C (en) | Preassembled medicine mixer | |
| CN212386940U (en) | Aluminium-plastic combined cover for infusion bottle | |
| JP4004106B2 (en) | Chemical injection device | |
| CN203408254U (en) | Combined cover for infusion | |
| CN209951794U (en) | Conveniently-connected polypropylene connector for transfusion | |
| CN2507799Y (en) | Seal cover | |
| CN208243845U (en) | A kind of infusion connector | |
| CN215780597U (en) | Novel injector device | |
| CN219619820U (en) | Medical gasket with antifouling effect | |
| CN213759901U (en) | Infusion apparatus bottle inserting needle fixing bag and infusion apparatus packaging bag | |
| CN220142307U (en) | Anti-drop tube transfusion container | |
| CN201404458Y (en) | Infusion sealing cover with aluminum plastic film | |
| CN211705436U (en) | High-strength sealed medical drainage bag plastic joint | |
| CN215023979U (en) | Remaining needle | |
| CN217219778U (en) | Syringe protection sleeve | |
| CN217219586U (en) | Sealing plug for transfusion soft bag | |
| CN112790982B (en) | Combined cover for liquid package |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |