CN204092581U - Medical drugs plug - Google Patents
Medical drugs plug Download PDFInfo
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- CN204092581U CN204092581U CN201420365814.0U CN201420365814U CN204092581U CN 204092581 U CN204092581 U CN 204092581U CN 201420365814 U CN201420365814 U CN 201420365814U CN 204092581 U CN204092581 U CN 204092581U
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- joint
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Abstract
This utility model provides a kind of medical drugs plug, comprises joint, composite cover and plug, and described joint comprises hollow pipe and the barrier film being horizontally set at described hollow tube; Described hollow pipe is divided into the first chamber and second chamber of sealing mutually by described barrier film; Described plug is placed in described first intracavity, and described composite cover is covered in the end in described first chamber, and described medical drugs plug can seal medicinal liquid better, and can open easily, improves the safety of medicinal liquid.
Description
Technical field
This utility model relates to the technical field of medical supplies, particularly a kind of medical loading plug or medicine plug.
Background technology
The medicine plug of two hose type big soft infusion bag packaging is divided into medical infusion plug or medicine plug; medical infusion plug or medicine plug are for sealing large transfusion flexible bag; while seal protection medicinal liquid, must realize opening easily, and inwardly dosing or to patient's loading easily.Therefore, higher requirement is had to the health of medical drugs plug, easy to operate and sealing.
Generally, medical infusion plug or medicine plug use the interface of PC material, are the plug of halogenated butyl rubber with plastic-aluminum combined lid lapping, make plug can sealed interface.In use, user opens medical infusion plug or medicine plug by the mode operating plastic-aluminum combined lid, breaks the vinyl cover part of plastic-aluminum combined lid into two with one's hands, exposes acupuncture mouth, and by inserting flexible pipe in medical infusion plug or medicine plug, is connected with soft bag with transfusion.So just can complete the loading of infusion process and the work of dosing., there is following problem in existing product:
1, joint adopts Merlon (PC) material, and cost is higher.
2, the plug of halogenated butyl rubber foreign body in process of production and formula cause its stability not strong, and plug directly contacts with medicinal liquid, more or less can affect the safety of medicinal liquid, particularly some curative medicines, strict requirement is had to plug, makes cost up.
3, the elastic return due to halogenated butyl rubber is poor, under normal circumstances, after using the resin pin transfusion device puncture plug of diameter about 6mm, through extracting again after a while, have more medicinal liquid to flow out from the cut of acupuncture, can impact drug safety and patient like this.
4, exfoliation is more: in the process of dosing, and use metal needle puncture plug, because the elasticity of halogenated butyl rubber is poor, the exfoliation of generation is more, has a certain impact like this to the safety of medicinal liquid.Meanwhile, the poor flexibility of plug also has impact to self-enclosed, repeatedly easily causes after puncture and oozes out.
5, during completed knocked down products, the plastic-aluminum combined lid of encapsulation easily produces aluminum bits.
Utility model content
For solving the not strong technical problem of medicinal liquid safety, the utility model proposes a kind of medical drugs plug and realizing sealing medicinal liquid better, and can open easily, improve the safety of medicinal liquid.
A kind of medical drugs plug of the present utility model, comprises joint, composite cover and plug, and described joint comprises hollow pipe and the barrier film being horizontally set at described hollow tube; Described hollow pipe is divided into the first chamber and second chamber of sealing mutually by described barrier film; Described plug is placed in described first intracavity, and described composite cover is covered in the end in described first chamber.
As the enforceable mode of one, described composite cover comprises enclosing cover and inner cap;
The center, outer face of described inner cap arranges easy tear zone, and the center of described enclosing cover is connected with the easy tear zone of described inner cap, drives described easy tear zone and described inner cap to be separated by the unlatching of described enclosing cover;
Described enclosing cover and described in cover the sidewall all having and protrude out towards described barrier film, the end in described first chamber is clamped between the outside wall surface of the internal face of the sidewall of described enclosing cover and the sidewall of described inner cap.
As the enforceable mode of one, cover and arrange through locating hole in described, described locating hole is positioned among described easy tear zone;
The described outer positioning boss covering setting and protrude out towards described barrier film; Described positioning boss is placed among described locating hole, and described positioning boss is connected with the easy tear zone of described inner cap.
As the enforceable mode of one, described positioning boss is connected with the easy tear zone of described inner cap by riveted joint, buckle or screw thread.
As the enforceable mode of one, described plug sealing-plug is loaded among the sidewall of described inner cap.
As the enforceable mode of one, the outside wall surface of the sidewall of described inner cap is arranged clamping boss;
The sidewall in described first chamber arranges clamping groove, described clamping boss and described clamping fit depressions.
As the enforceable mode of one, the outer face of described plug is uniformly distributed at least two salient points; Described salient point and described composite cover lean;
Or the outer face of described plug arranges annular boss, and described annular boss and described composite cover lean.
As the enforceable mode of one, described plug arranges first step towards one end of described barrier film, the horizontal plane of described first step arranges slot;
The sidewall in described first chamber arranges second step, the horizontal plane of described second step arranges raised ribs, described raised ribs matches with described slot.
As the enforceable mode of one, described joint is polypropylene joint; Described enclosing cover is plastic outer cover, and described inner cap is plastic inner cap.
As the enforceable mode of one, described joint is straight cartridge fittings or taper joint.
This utility model is compared to the beneficial effect of prior art: medical drugs plug increases barrier film, medicinal liquid and plug is separated, ensure that the health of medicinal liquid, improve the safety of medicinal liquid.Composite cover adopts enclosing cover and inner cap to assemble, and drives easy tear zone and inner cap to be separated by the unlatching of enclosing cover, installs and opens all very convenient.Composite cover energy tightening seal is placed on joint, can not self falling.Be connected between inner cap and plug, ensure that plug is fixing reliable.Structure of the present utility model is simple, and sealing is reliable, avoids the defect that edge sealing is not tight.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of medical drugs plug of the present utility model;
Fig. 2 is the cross-sectional schematic of the joint of medical drugs plug of the present utility model;
Fig. 3 is the section schematic front view of the enclosing cover embodiment one of medical drugs plug of the present utility model;
Fig. 4 is the schematic top plan view of the enclosing cover embodiment one of medical drugs plug of the present utility model;
Fig. 5 is the section schematic front view of the enclosing cover embodiment two of medical drugs plug of the present utility model;
Fig. 6 is the schematic top plan view of the enclosing cover embodiment two of medical drugs plug of the present utility model;
Fig. 7 is the section schematic front view of the inner cap of medical drugs plug of the present utility model;
Fig. 8 is the schematic top plan view of the inner cap of medical drugs plug of the present utility model;
Fig. 9 is the cross-sectional schematic of the composite cover of medical drugs plug of the present utility model;
Figure 10 is the cross-sectional schematic of the plug of medical drugs plug of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, to above-mentioned being clearly and completely described with other technical characteristic and advantage of this utility model, obviously, described embodiment is only section Example of the present utility model, instead of whole embodiment.
Refer to shown in Fig. 1, it is the cross-sectional schematic of medical drugs plug of the present utility model, and a kind of medical drugs plug 100 of the present utility model, comprises joint 110, composite cover and plug 140.
Refer to shown in Fig. 2, it is the cross-sectional schematic of the joint of medical drugs plug of the present utility model, and joint 110 comprises hollow pipe 116 and the barrier film 112 being horizontally set at hollow pipe 116 inside; Hollow pipe 116 is divided into the first chamber and second chamber of sealing mutually by barrier film 112.Medicinal liquid is sealed in the second intracavity, medical drugs plug 100 increases barrier film 112, medicinal liquid and plug 140 are separated, avoid after plug 140 contacts with medicinal liquid, unstability due to plug 140 produces chemistry side should, thus the composition of medicinal liquid is had an impact, this utility model ensure that the health of medicinal liquid, improves the safety of medicinal liquid.
Shown in composition graphs 1, plug 140 is placed in the first intracavity, and composite cover is covered in the end in the first chamber, forms the further seal protection to medicinal liquid.
Above-mentioned medical drugs plug 100 can be used as medicine plug or loading plug uses.
As the enforceable mode of one, joint 110 is straight cartridge fittings or taper joint, and the present embodiment center tap 110 is taper joint.Joint 110 uses the direct injection mo(u)lding of injection machine.
As the enforceable mode of one, as shown in Figure 1, composite cover comprises enclosing cover 120 and inner cap 130.
Refer to shown in Fig. 3 and Fig. 4, Fig. 3 is the section schematic front view of the enclosing cover embodiment one of medical drugs plug of the present utility model, Fig. 4 is the schematic top plan view of the enclosing cover embodiment one of medical drugs plug of the present utility model, the outside wall surface of the sidewall of enclosing cover 120 is arranged and opens boss 122, open the opening place end of boss 122 near enclosing cover 120.In embodiment one, open circumferentially whole around enclosing cover 120 of boss 122, person easy to use in any direction opens; Only can also arrange in the partial circle of enclosing cover 120 and open boss 122, can conveniently open.
Refer to shown in Fig. 5 and Fig. 6, Fig. 5 is the section schematic front view of the enclosing cover embodiment two of medical drugs plug of the present utility model, Fig. 6 is the schematic top plan view of the enclosing cover embodiment two of medical drugs plug of the present utility model, and be not arrange with the difference of embodiment one and open boss 122, other structures are identical.
Refer to shown in Fig. 7 and Fig. 8, Fig. 7 is the section schematic front view of the inner cap of medical drugs plug of the present utility model, Fig. 8 is the schematic top plan view of the inner cap of medical drugs plug of the present utility model, the center, outer face of inner cap 130 arranges easy tear zone 134, the center of enclosing cover 120 is connected with the easy tear zone 134 of inner cap 130, drives easy tear zone 134 to be separated with inner cap 130 by the unlatching of enclosing cover 120.Easy tear zone 134, after inner cap 130 separation, inner cap 130 is formed through acupuncture mouth, person's puncture easy to use.
Enclosing cover 120 and inner cap 130 all has the sidewall protruded out towards barrier film 112, clamping slot is formed between the sidewall of enclosing cover 120 and the sidewall of inner cap 130, as shown in Figure 1, the end in the first chamber is clamped between the outside wall surface of the internal face of the sidewall of enclosing cover 120 and the sidewall of inner cap 130.In the present embodiment, the sidewall of inner cap 130 also arranges outer outward, and when clamping slot is stuck in the end in the first chamber, the horizontal plane of the first end, chamber is resisted against on the outer of inner cap 130.
Composite cover drives easy tear zone 134 to be separated with inner cap 130 by the unlatching of enclosing cover 120, installs and opens all very convenient.Structure of the present utility model is simple, and sealing is reliable, avoids the defect that edge sealing is not tight.
As the enforceable mode of one, plug 140 sealing-plug is loaded among the sidewall of inner cap 130.The process that above-mentioned medical drugs plug 100 is assembled is: enclosing cover 120 and inner cap 130 are combined into composite cover, be loaded among the sidewall of inner cap 130 by plug 140 sealing-plug again, the entirety then composite cover and plug 140 formed by relevant device and joint 110 are tightly connected.
As the enforceable mode of one, be interference fit between plug 140 and inner cap 130, ensure that plug 140 fixing reliably in composite cover.
As shown in Figure 7, inner cap 130 is arranged through locating hole 132, locating hole 132 is positioned among easy tear zone 134.In the present embodiment, locating hole 132 is arranged on the center of inner cap 130, is convenient to production and processing.As shown in Fig. 3 and Fig. 5, enclosing cover 120 is arranged the positioning boss 124 protruded out towards barrier film 112; Positioning boss 124 is placed among locating hole 132, and positioning boss 124 is connected with the easy tear zone 134 of inner cap 130, realizes the connection of enclosing cover 120 and inner cap 130.
Enclosing cover 120 can also be connected with easy tear zone 134 by bonding by this utility model, or arranges barb in enclosing cover 120, and the outer face of inner cap 130 arranges groove, and the mode matched with groove by barb realizes the connection of enclosing cover 120 and inner cap 130.
Refer to shown in Fig. 9, it is the cross-sectional schematic of the composite cover of medical drugs plug of the present utility model, and the positioning boss 124 of enclosing cover 120 is connected with the easy tear zone 134 of inner cap 130 by riveted joint, buckle or screw thread.By riveted joint, enclosing cover 120 is fixedly connected with inner cap 130 in the present embodiment.
As the enforceable mode of one, composition graphs 1, with shown in Fig. 7, the outside wall surface of the sidewall of inner cap 130 is arranged clamping boss 138.The sidewall in the first chamber is arranged clamping groove 118, clamping boss 138 matches with clamping groove 118.Such composite cover energy tightening seal is placed on joint 110, can not self falling, and user can break enclosing cover 120 into two with one's hands by hands, and the easy tear zone 134 connected by enclosing cover 120 is separated from inner cap 130.
Refer to shown in Figure 10, it is the cross-sectional schematic of the plug of medical drugs plug of the present utility model, the outer face of plug 140 is uniformly distributed at least two salient points 142; Salient point 142 and composite cover lean.
Or the outer face of plug 140 arranges annular boss, and annular boss and composite cover lean.Shown in composition graphs 1, salient point 142 or annular boss are resisted against the cavity bottom 136 of inner cap 130, are conducive to sealing reliable, can also prevent inner cap 130 adhesion of plug 140 and composite cover, and when ensureing to open enclosing cover 120, easy tear zone 134 can be separated smoothly with composite cover.
As the enforceable mode of one, plug 140 arranges first step towards one end of barrier film 112, the horizontal plane 146 of first step arranges slot 144.As shown in Figure 2, the sidewall in the first chamber arranges second step, the horizontal plane 117 of second step arranges raised ribs 114, and raised ribs 114 matches with slot 144, is conducive to the location of plug 140 and fixes, also can reduce the volume of plug 140.
As the enforceable mode of one, joint 110 is polypropylene joint, polypropylene is comparatively soft, be convenient to increase barrier film 112 in the inside of joint 110, and compared with traditional Merlon (PC) material, polypropylene (PP) cost reduces, and PP material can also prevent from boning with the flexible pipe of transfusion bag.
As the enforceable mode of one, enclosing cover 120 is plastic outer cover, and inner cap 130 is plastic inner cap, and plastic combination cover substituted for traditional aluminium-plastic cap, and cost reduces, and produces aluminum bits, avoid the defect that aluminium-plastic cap edge sealing is not tight when it also avoid assembling, edge sealing.
As the enforceable mode of one, plug 140 is isoprene rubber plug.After medicinal liquid and plug 140 separate, require to change to the material of plug 140, reduce the compatibility of plug 140 and medicinal liquid, isoprene rubber has better rebound performance, sealing and puncture-resistant performance, ensure medicinal liquid safety better, avoid the defect using halogenated butyl rubber to make plug 140 generation.The plug 140 that isoprene rubber makes is self-enclosed functional, solves the problem of pulling out leakage after pin, the exfoliation produced after decreasing puncture.
As shown in Fig. 1 and Figure 10, the position that plug 140 corresponds to locating hole 132 arranges groove, is convenient to puncture, and composite cover friction plug 140 can be avoided to make it damage, and when ensureing to open enclosing cover 120, easy tear zone 134 can be separated smoothly with composite cover simultaneously.
In use, the unlatching boss 122 of enclosing cover 120 is moved by hands, or hands directly moves enclosing cover 120, due to enclosing cover 120 and the annexation of the easy tear zone 134 of inner cap 130, enclosing cover 120 drives easy tear zone 134 to be separated with inner cap 130, exposes the acupuncture mouth on inner cap 130, puncture needle is by acupuncture mouth, probe into the groove on plug 140, puncture needle successively penetrates plug 140 and barrier film 112, enters the second intracavity.In the afterbody connecting hose of puncture needle, complete loading and the dosing of infusion process.
In sum, in medical drugs plug 100 of the present utility model, increase barrier film 112, medicinal liquid and plug 140 are separated, improves the safety of medicinal liquid.Composite cover adopts enclosing cover 120 and inner cap 130 to assemble, and drives easy tear zone 134 to be separated with inner cap 130, install and open all very convenient by the unlatching of enclosing cover 120.Composite cover energy tightening seal is placed on joint 110, can not self falling.Be connected between inner cap 130 and plug 140, ensure that plug 140 is fixing reliable.Structure of the present utility model is simple, and sealing is reliable, ensure that the health of medicinal liquid, avoids the defect that edge sealing is not tight.The composite cover of plastics avoids the generation of aluminum bits, and isoprene rubber plug has better rebound performance, sealing and puncture-resistant performance, has ensured medicinal liquid safety better.
Above-described specific embodiment; further detailed description has been carried out to the purpose of this utility model, technical scheme and beneficial effect; should be appreciated that and the foregoing is only specific embodiment of the utility model, and be not used in restriction protection domain of the present utility model.Particularly point out, to those skilled in the art, all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a medical drugs plug, comprises joint, composite cover and plug, it is characterized in that, described joint comprises hollow pipe and the barrier film being horizontally set at described hollow tube; Described hollow pipe is divided into the first chamber and second chamber of sealing mutually by described barrier film; Described plug is placed in described first intracavity, and described composite cover is covered in the end in described first chamber.
2. medical drugs plug according to claim 1, is characterized in that, described composite cover comprises enclosing cover and inner cap;
The center, outer face of described inner cap arranges easy tear zone, and the center of described enclosing cover is connected with the easy tear zone of described inner cap, drives described easy tear zone and described inner cap to be separated by the unlatching of described enclosing cover;
Described enclosing cover and described in cover the sidewall all having and protrude out towards described barrier film, the end in described first chamber is clamped between the outside wall surface of the internal face of the sidewall of described enclosing cover and the sidewall of described inner cap.
3. medical drugs plug according to claim 2, is characterized in that, covers and arrange through locating hole in described, and described locating hole is positioned among described easy tear zone;
The described outer positioning boss covering setting and protrude out towards described barrier film; Described positioning boss is placed among described locating hole, and described positioning boss is connected with the easy tear zone of described inner cap.
4. medical drugs plug according to claim 3, is characterized in that, described positioning boss is connected with the easy tear zone of described inner cap by riveted joint, buckle or screw thread.
5. medical drugs plug according to claim 2, is characterized in that, described plug sealing-plug is loaded among the sidewall of described inner cap.
6. medical drugs plug according to claim 2, is characterized in that, the outside wall surface of the sidewall of described inner cap is arranged clamping boss;
The sidewall in described first chamber arranges clamping groove, described clamping boss and described clamping fit depressions.
7. medical drugs plug according to claim 1 and 2, is characterized in that, the outer face of described plug is uniformly distributed at least two salient points; Described salient point and described composite cover lean;
Or the outer face of described plug arranges annular boss, and described annular boss and described composite cover lean.
8. medical drugs plug according to claim 1, is characterized in that, described plug arranges first step towards one end of described barrier film, and the horizontal plane of described first step arranges slot;
The sidewall in described first chamber arranges second step, the horizontal plane of described second step arranges raised ribs, described raised ribs matches with described slot.
9. medical drugs plug according to claim 2, is characterized in that, described joint is polypropylene joint;
Described enclosing cover is plastic outer cover, and described inner cap is plastic inner cap.
10. medical drugs plug according to claim 1, is characterized in that, described joint is straight cartridge fittings or taper joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365814.0U CN204092581U (en) | 2014-07-03 | 2014-07-03 | Medical drugs plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365814.0U CN204092581U (en) | 2014-07-03 | 2014-07-03 | Medical drugs plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204092581U true CN204092581U (en) | 2015-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420365814.0U Active CN204092581U (en) | 2014-07-03 | 2014-07-03 | Medical drugs plug |
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|---|---|
| CN (1) | CN204092581U (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 |
-
2014
- 2014-07-03 CN CN201420365814.0U patent/CN204092581U/en active Active
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 |
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| 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 |