CN201642925U - Combined cover for infusion packaging and infusion container with combined cover - Google Patents

Abstract

The utility model provides a combined cover for infusion packaging, which comprises a connecting cover, a pressing cover, a rubber plug and a sealing cover. The connecting cover in a structure with a small upper portion and a large lower portion is provided with a small chamber portion and a transitional cavity portion, and a sealing film is arranged between the small chamber portion and the transitional cavity portion; an open hole is arranged on the pressing cover, and the pressing cover is further provided with a convex ring portion connected with the connecting cover in a fastening manner; the rubber plug is arranged in the small chamber portion of the connecting cover by means of injection molding; and the sealing cover is sleeved on the pressing cover, an elastic sealing ring is arranged on the contacting portion of the sealing cover with the open hole of the pressing cover, and the sealing cover is connected with the pressing cover in a threaded manner or a press fit manner. The utility model further provides an infusion container, which comprises a body and the combined cover for infusion packaging, the body is used for containing liquid medicine, and the combined cover is connected with the body. The connecting cover of the combined cover adopts the structure with the small upper portion and the large lower portion so as to reduce the cost of the connecting cover, and the cost of the rubber plug is lowered due to the fact that the rubber plug is filled inside the small chamber portion of the connecting cover by the aid of double-injection molding process, thereby the combined cover and the infusion container with the combined cover are convenient in popularization and application.

Description

Be used for the composite cover of transfusion package and have the infusion vessel of this composite cover

Technical field

This utility model relates to the medical packaging field, more specifically, relates to a kind of infusion vessel that is used for the composite cover of transfusion package and has this composite cover.

Background technology

The composite cover of prior art and plastics package with this composite cover are as shown in Figure 1, composite cover is made up of enclosing cover 51, plug 52 and inner cap 53, at first enclosing cover sealing 511 is removed during use, expose plug 52 so that use for the syringe puncture, in use, the puncture needle of transfusion device is held tightly to guarantee that transfusion device can not break away from infusion vessel when infusing by plug 52.

The inventor finds that there are the following problems at least in the prior art: because the particularity of infusion products, enclosing cover sealing 511 before use can not be damaged, draw ring can not be broken in use, but the part at enclosing cover 51 centers must be pulled open with plug 52 in exposing, satisfying above-mentioned requirements makes very high to the material requirements of enclosing cover 51, promptly should satisfy the welding fusing point the same, require the enclosing cover 51 back draw rings that are shaped that stronger tenacious and persistent will is arranged simultaneously again with inner cap 53.The material price that satisfies this requirement is three times of inner cap 53 material prices, simultaneously owing to require sealing 511 must stand intact before use, and be easy to pull open when using, it is very high that this requires the mould and die accuracy of shaping enclosing cover 51, costing an arm and a leg of mould, based on this 2 point, make composite cover cost as shown in Figure 1 very high.

The utility model content

This utility model aims to provide a kind of simple in structure, easy to use and lower-cost infusion vessel that is used for the composite cover of transfusion package and has this composite cover.

According to an aspect of the present utility model, a kind of composite cover that is used for transfusion package is provided, comprising: connection cover, present little macrostructure down, it has capacitor portion and adapter cavity portion, be provided with diaphragm seal between capacitor portion and the adapter cavity portion, and the connection cover lower end is provided with connecting ring; Gland has perforate on it, and gland also has projecting ring section, and gland and connection cover are connected together; Plug is injection-moulded in the capacitor portion of connection cover, and bonds together with capacitor portion, and this plug is closed in the formed space of gland and capacitor portion, and plug and capacitor portion structure are complementary; Seal cover is set on the gland, and itself and gland perforate contact portion are provided with elastic sealing ring, are used for the top or the inwall of close gland perforate, and seal cover is threaded with gland or pressing is connected.

Preferably, adapter cavity portion is a cylinder, or is cone, or is the assembly of cylinder and cone, or is up-small and down-big obform body.

Preferably, the opening diameter size is between φ 5.3mm to the φ 5.6mm, so that be complementary with the puncture needle size of transfusion device.

Preferably, gland has projecting ring section, and the inwall of projecting ring section has concave station, and the outer wall of capacitor portion has boss, and projecting ring section and capacitor portion are connected together by concave station and boss.

Preferably, seal cover is threaded with the projecting ring section of gland or pressing is connected.

Preferably, gland has upwardly extending protuberance, and seal cover is threaded with the protuberance of gland or pressing is connected.

According to another aspect of the present utility model, a kind of infusion vessel also is provided, comprising: body is used for the splendid attire medicinal liquid; The combinations thereof lid, it is connected with body.

Preferably, body and composite cover weld together.

Preferably, body is a plastic bottle.

Preferably, body is a plastic bag, and plastic bag comprises interface and the plastic foil that is connected with interface, and interface and plastic foil weld together.

Employing is according to composite cover of the present utility model and have the infusion vessel of this composite cover, its connection cover adopts up-small and down-big structure, reduced the cost of connection cover, and plug is filled in the capacitor portion of connection cover by two Shooting Technique injection mouldings, like this, make plug firm, the convenient use, and reduced the consumption of plug, reduced the cost of plug, simultaneously, adopt seal cover to replace enclosing cover, therefore reduced expensive outer cover material consumption, made composite cover and to have a production cost of infusion vessel of this composite cover lower, be convenient to promote the use of.

Description of drawings

Constitute this description a part, be used for further understanding accompanying drawing of the present utility model and show preferred embodiment of the present utility model, and be used for illustrating principle of the present utility model with description.Among the figure:

Fig. 1 is the prior art constructions sketch map;

Fig. 2 is the structural representation of an embodiment of this utility model composite cover;

Fig. 3 is the structural representation of another embodiment of this utility model composite cover;

Fig. 4 is the structural representation of another embodiment of this utility model composite cover

Fig. 5 is the structural representation of an embodiment that the utlity model has the infusion vessel of this composite cover;

Fig. 6 is the structural representation of another embodiment that the utlity model has the infusion vessel of this composite cover; And

Fig. 7 is an embodiment of the infusion vessel that has this composite cover among Fig. 6 structural representation that cooperates with seal cover of transfusion device puncture needle in use.

The specific embodiment

Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.

Fig. 2 is the structural representation of an embodiment of this utility model composite cover, in conjunction with referring to Fig. 3-Fig. 4, as shown in the figure, a kind of composite cover that is used for transfusion package is provided, comprise: connection cover 11, present little macrostructure down, it has capacitor portion 113 and adapter cavity portion 114, and such structure is saved material, has reduced production cost, be provided with diaphragm seal 112 between capacitor portion 113 and the adapter cavity portion 114, and connection cover 11 lower ends are provided with connecting ring 111, and by connecting ring 111, bottleneck or bag mouth that connection cover 11 can infusion vessel weld together, connect closely like this, and good leak tightness; Gland 12 has perforate 125 on it, and gland 12 also has projecting ring section 123, and gland 12 is connected together with connection cover 11; Plug 13, be filled in by two Shooting Techniques in the capacitor portion 113 of connection cover 11, and bond together with capacitor portion 113, this plug 13 is closed in seal cover 12 and the capacitor portion 113 formed spaces, and plug 13 is complementary with capacitor portion 113 structures.Like this, in the time of transfusion operation, plug 13 is firm, and is easy to use, and such structure decrease the use amount of plug 13, reduced production cost; Seal cover 14 is set on the gland 12, and itself and gland perforate 125 contact portions are provided with elastic sealing ring 141, the top or the inwall that are used for close gland perforate 125, seal cover 14 is threaded with gland 12 or pressing is connected, such syndeton, good leak tightness, and easy to use.During transfusion, in conjunction with referring to Fig. 7, the puncture needle 41 of transfusion device 4 pierces through and punctures plug 13 and diaphragm seal 112 successively, just can carry out transfusion operation.

As Fig. 2 and shown in Figure 3, preferably, the projecting ring section 123 of seal cover 14 and gland 12 like this, connects closely by being threaded, and easy to use, and seal cover 14 also can be connected by pressing with gland 12 and waits other connected mode connection certainly.

As shown in Figure 4, preferably, gland 12 has upwardly extending protuberance, the protuberance of seal cover 14 and gland 12 like this, connects closely by being threaded, and be convenient to transfusion operation, certainly, seal cover 14 also can be connected by pressing with the protuberance of gland 12 and waits other connected mode connection.

As shown in Figure 2, preferably, adapter cavity portion 114 is a cylinder, and adapter cavity portion 114 also can be the assembly of cone or cylinder and cone certainly, perhaps can also be up-small and down-big obform body, like this, can satisfy the needs of different situations.

As Fig. 2 and shown in Figure 4, preferably, gland 12 has projecting ring section 123, and the inwall of projecting ring section 123 has concave station 1231, and the outer wall of capacitor portion 113 has boss 1131, and projecting ring section 123 is connected together by concave station 1231 and boss 1131 with capacitor portion 113.Connect so closely, good leak tightness can prevent the seepage of liquid and the pollution of medicinal liquid thereof.

As Fig. 2-shown in Figure 4, preferably, diaphragm seal 112 is one-body molded with connection cover 11.Diaphragm seal can prevent liquid medicine contamination, and when transfusion operation, the needle pierces diaphragm seal 112 of transfusion device just can carry out transfusion operation, and diaphragm seal 112 is one-body molded with connection cover 11, like this, is convenient to manufacture.

In conjunction with referring to Fig. 7, preferably, perforate 125 diameter are between φ 5.3mm to the φ 5.6mm, so that be complementary with puncture needle 41 sizes of transfusion device 4, such perforate size is convenient to transfusion operation, the convenient use.

As Fig. 5-shown in Figure 7, this utility model also provides a kind of infusion vessel with this composite cover, comprising: body 2, be equipped with medicinal liquid 3 in it; The above-mentioned composite cover that is used for transfusion package 1, it is connected with body 2.

Preferably, body 2 welds together with composite cover 1.Like this, connect closely and firmly, body 2 also can link together by the bonding alternate manner that waits with composite cover 1 certainly.

As Fig. 6 and shown in Figure 7, preferably, body 2 is plastic bottles, like this, easy to use, and be easy to processing and fabricating, certainly, as shown in Figure 5, body 2 also can be a plastic bag, plastic bag comprises interface 21 and the plastic foil 22 that is connected with interface 21, certainly body 2 can also be other suitable containers body, and interface 21 welds together with plastic foil 22, like this, connection closely and firmly, interface 21 also can link together by bonding other suitable manner that waits with plastic foil 22 certainly.

As can be seen from the above description, this utility model the above embodiments have realized following technique effect:

Employing is according to composite cover of the present utility model and have the infusion vessel of this composite cover, its connection cover adopts up-small and down-big structure, connection cover has capacitor portion and adapter cavity portion, such structure has reduced the cost of connection cover, and composite cover also has gland and seal cover, gland and connection cover are connected together, easy to use and good leak tightness, plug is filled in by two Shooting Techniques in the capacitor portion of enclosing cover, like this, makes plug firm, the convenient use, reduced the use amount of plug, and then reduced the cost of plug, simultaneously, adopt gland and seal cover to replace enclosing cover, therefore reduced expensive outer cover material consumption, made composite cover and to have a production cost of infusion vessel of this composite cover lower, be convenient to promote the use of.

The above is a preferred embodiment of the present utility model only, is not limited to this utility model, and for a person skilled in the art, this utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims (10)

1. a composite cover that is used for transfusion package is characterized in that, comprising:

Connection cover (11), present little macrostructure down, it has capacitor portion (113) and adapter cavity portion (114), is provided with diaphragm seal (112) between described capacitor portion (113) and the described adapter cavity portion (114), and described connection cover (11) lower end is provided with connecting ring (111); Gland (12) has perforate (125) on it, and described gland (12) also has projecting ring section (123), and described gland (12) is connected together with described connection cover (11);

Plug (13), be injection-moulded in the described capacitor portion (113) of described connection cover (11), and bond together with described capacitor portion (113), described plug (13) is closed in described gland (12) and the formed space of described capacitor portion (113), and described plug (13) is complementary with described capacitor portion (113) structure; Seal cover (14), be set on the described gland (12), itself and described gland perforate (125) contact portion are provided with elastic sealing ring (141), seal the top or the inwall of described gland perforate (125), and described seal cover (14) is threaded with described gland (12) or pressing is connected.

2. the composite cover that is used for transfusion package according to claim 1 is characterized in that, described adapter cavity portion (114) is a cylinder, or is cone, or is the assembly of cylinder and cone, or is up-small and down-big obform body.

3. the composite cover that is used for transfusion package according to claim 1 is characterized in that, described perforate (125) diameter is between φ 5.3mm to the φ 5.6mm, so that be complementary with puncture needle (41) size of transfusion device (4).

4. the composite cover that is used for transfusion package according to claim 1, it is characterized in that, described gland (12) has projecting ring section (123), the inwall of described projecting ring section (123) has concave station (1231), and the outer wall of described capacitor portion (113) has boss (1131), and described projecting ring section (123) is connected together by described concave station (1231) and described boss (1131) with described capacitor portion (113).

5. the composite cover that is used for transfusion package according to claim 1 is characterized in that, described seal cover (14) is threaded with the projecting ring section (123) of described gland (12) or pressing is connected.

6. the composite cover that is used for transfusion package according to claim 1 is characterized in that, described gland (12) has upwardly extending protuberance, and described seal cover (14) is threaded with the described protuberance of described gland (12) or pressing is connected.

7. an infusion vessel is characterized in that, comprising:

Body (2) is used for splendid attire medicinal liquid (3);

According to each described composite cover (1) that is used for transfusion package among the claim 1-6, it is connected with described body (2).

8. infusion vessel according to claim 7 is characterized in that, described body (2) welds together with described composite cover (1).

9. infusion vessel according to claim 7 is characterized in that, described body (2) is a plastic bottle.

10. infusion vessel according to claim 7, it is characterized in that, described body (2) is a plastic bag, and described plastic bag comprises interface (21) and the plastic foil (22) that is connected with described interface (21), and described interface (21) welds together with described plastic foil (22).

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