CN210750286U

CN210750286U - Combined plug for transfusion

Info

Publication number: CN210750286U
Application number: CN201920597027.1U
Authority: CN
Inventors: 陈正香; 陈红
Original assignee: Yangzhong Hongyun Pharmaceutical Packaging Co ltd
Current assignee: Yangzhong Hongyun Pharmaceutical Packaging Co ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-06-16
Anticipated expiration: 2029-04-28

Abstract

The utility model discloses an infusion combination stopper, include: the connecting plug is connected to the connecting head, and the connecting cover is in threaded connection with the connecting head; the connecting plug comprises a plug seat and a plug body, the plug seat is a cylinder, the plug body is connected to the bottom surface of the plug seat, the plug body is a cylinder, the central axes of the plug seat and the plug body are superposed, and the plug body is provided with a plurality of grooves which are uniformly distributed on the periphery of the plug body; the connector comprises a first connector, a second connector, a third connector, a fourth connector and a liquid supply groove, the first connector, the second connector, the third connector and the fourth connector are integrally formed, the connecting groove is positioned on the central line of the first connector, the second connector, the third connector and the fourth connector, a connecting bulge matched with the groove is arranged in the first connector, and the connecting plug is connected in the first connector; the device enables the connection plug and the connector to be fixed more tightly, and the sealing effect of the device is improved.

Description

Combined plug for transfusion

Technical Field

The utility model relates to a medical packaging technical field, concretely relates to infusion combination stopper.

Background

The infusion plug is connected with the infusion soft bag, and when in use, the liquid in the infusion soft bag can be led out by inserting the hose into the infusion plug. The infusion plug is generally composed of a sealing cover and a connector. The existing sealing cover is usually an aluminum cover, the sealing cover is made of aluminum, aluminum scraps are easily generated in the production process, the aluminum scraps are not easy to clear when entering the connector, and the aluminum scraps can cause injury to human bodies when entering the human bodies along with liquid medicine during infusion. In order to ensure the sealing effect when the sealing cover is connected with the connector, a complex structure is often designed, so that the structure is complex and the good sealing effect cannot be achieved.

Disclosure of Invention

An object of the utility model is to provide an infusion combination stopper to lead to the sealed not good problem of effect of infusion stopper among the solution prior art.

In order to achieve the purpose, the utility model is realized by adopting the following technical scheme:

an infusion combination stopper comprising: the connecting plug is connected to the connecting head, and the connecting cover is in threaded connection with the connecting head; the connecting plug comprises a plug seat and a plug body, the plug seat is a cylinder, the plug body is connected to the bottom surface of the plug seat, the plug body is a cylinder, the central axes of the plug seat and the plug body are superposed, the plug body is provided with a plurality of grooves, and the grooves are uniformly distributed on the periphery of the plug body; the connector includes first connector, second connector, third connector, fourth connector and feed tank, first connector, second connector, third connector and fourth connector integrated into one piece, the feed tank is located on the central line of first connector, second connector, third connector, fourth connector, be equipped with in the first connector with the connection of recess looks adaptation is protruding, the connection stopper is connected in the first connector.

The utility model has the advantages that:

1. the connecting plug is provided with a plurality of grooves, and the connecting head is provided with connecting bulges matched with the grooves, so that the connecting plug and the connecting head can be fixed more tightly, the sealing effect of the device is improved, and the liquid leakage phenomenon caused by poor sealing effect is prevented;

2. the threaded connection of the connecting cover on the connecting head further increases the sealing performance of the device, prevents the connecting head from falling off, and facilitates the detachment of the connecting cover.

Drawings

FIG. 1 is a schematic view of the overall structure of an infusion combined plug according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a coupling head according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a connecting plug according to an embodiment of the present invention;

FIG. 4 is a top view of a connection plug according to an embodiment of the present invention;

FIG. 5 is another schematic structural view of the infusion combined stopper according to the embodiment of the present invention;

fig. 6 is a sectional view of the connection cover according to the embodiment of the present invention.

Wherein: 1. a connecting cover; 2. a connecting plug; 3. a connector; 11. a cover body; 12. a cover body plug; 13. a handle; 14. connecting ropes; 15. a connecting seat; 21. a plug seat; 22. a plug body; 23. a groove; 24. connecting holes; 25. positioning holes; 31. a first connecting body; 32. a second connector; 33. a third connector; 34. a fourth connector; 35. a liquid supply tank; 36. and a connecting projection.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

It should be noted that, in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention but do not require the present invention to be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example 1

As shown in fig. 1 to 4, an infusion set plug includes: connect lid 1, connecting plug 2 and connector 3, connecting plug 2 connects on connector 3, and connecting plug 2 is used for plugging up connector 3, makes the liquid in connector 3 can not flow out. The connecting cover 1 is in threaded connection with the connecting head 3. Connect lid 1 and connect on connector 3, connect lid 1 can fixed connection stopper 2, prevent to connect stopper 2 because of the fastening is not inseparable and lead to opening.

Connecting plug 2 includes cock base 21 and cock body 22, and cock base 21 is the cylinder, and cock body 22 is connected in the bottom surface of cock base 21, and cock body 22 is the cylinder, and cock base 21 and cock body 22's axis coincidence are equipped with a plurality of recess 23 on the cock body 22, and a plurality of recess 23 equipartition is in cock body 22 periphery. The groove 23 is used for increasing the tightness between the connecting plug 2 and the connecting head 3 when the connecting plug 2 and the connecting head 3 are connected, and improving the sealing effect.

The connector 3 includes a first connector 31, a second connector 32, a third connector 33, a fourth connector 34, and a liquid supply tank 35, and the first connector 31, the second connector 32, the third connector 33, and the fourth connector 34 are integrally formed in this order. Specifically, the first connecting body 31 is located at the uppermost position, the second connecting body 32 is connected to the lower portion of the first connecting body 31, the second connecting body 32 is in a hollow circular truncated cone shape, the third connecting body 33 is connected to the lower portion of the second connecting body 32, the fourth connecting body 34 is connected to the lower portion of the third connecting body 33, and the fourth connecting body 34 is in a hollow circular truncated cone shape. The fourth connector 34 is in a truncated cone shape to facilitate the insertion of the connector into the infusion bag, thereby improving the convenience of insertion.

The liquid supply groove 35 is positioned on the central line of the first connecting body 31, the second connecting body 32, the third connecting body 33 and the fourth connecting body 34, a connecting bulge 36 matched with the groove 23 is arranged in the first connecting body 31, and the connecting plug 2 is connected in the first connecting body 31. Specifically, be equipped with four recesses 23 on connecting stopper 2, the shape of four recesses 23 is the arc, and four recesses 23 equipartitions are around the central axis, and four recesses 23 are located the periphery of cock body 22. In use, the connecting plug 2 is inserted into the first connecting body 31 of the connecting head 3. The diameter of the plug seat 21 on the connecting plug 2 is the same as the outer diameter of the first connecting body 31, the outer diameter of the plug body 22 is the same as the inner diameter of the first connecting body 31, and the groove 23 on the plug body 22 and the connecting protrusion 36 in the first connecting body 31 are matched to seal the connecting head 3.

In this embodiment, the bottom surface of the plug body 22 is further provided with a connecting hole 24, the top surface of the plug base 21 is further provided with a positioning hole 25, and the connecting hole 24 and the positioning hole 25 are on the same straight line. The connection hole 24 and the positioning hole 25 do not penetrate, and the diameter of the connection hole 24 is larger than that of the positioning hole 25. When in use, the needle passes through the positioning hole 25 and enters the connecting hole 24, and then the liquid in the infusion bag can be extracted. The arrangement of the connecting hole 24 can ensure that the shorter needle can also draw the liquid in the infusion bag, thereby improving the applicability of the device. The positioning hole 25 is arranged to enable the needle to be inserted into the connecting hole 24, and accuracy is improved.

In this embodiment, the material of the connector 3 and the connector plug 2 is polycarbonate. The polycarbonate is odorless and tasteless, is harmless to human bodies and meets the sanitary standard. The polycarbonate has good aging resistance and long service life. The material of the connecting cover 1 is polyethylene. The polyethylene has low price and good performance.

Example 2

The present embodiment is different from embodiment 1 in the structure of the connection cap 1. As shown in fig. 1 to 6, the connection cap 1 in the present embodiment includes a cap body 11 and a cap body plug 12, the center of the cap body plug 12 and the center of the positioning hole 25 are on the same line, and the cap body plug 12 and the connection cap 1 are detachably connected. A specific cap body plug 12 can be sleeved on a through hole in the connecting cap 1, and the cap body plug 12 can be screwed in the through hole of the cap body 11. When the cover body plug 12 is opened, the needle can be directly inserted into the connecting hole 24 below the positioning hole 25, and the operation is convenient. In order to prevent that lid stopper 12 from losing, the utility model discloses still be equipped with and connect rope 14, the one end of connecting rope 14 is connected with lid stopper 12, and the other end is connected with lid 11, is equipped with on the lid 11 to be connected with and connects 14 connecting seats of rope, connects rope 14 and be the telescopic rope, also can be not the telescopic rope. When the cap body plug 12 is used, the cap body plug 12 is not separated from the cap body 11 due to the function of the connecting rope 14, and the cap body plug 12 is not lost due to improper prevention. To facilitate opening of the lid plug 12, a handle 13 is attached to the lid plug 12.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. An infusion combination stopper, comprising: the connecting device comprises a connecting cover (1), a connecting plug (2) and a connector (3), wherein the connecting plug (2) is connected to the connector (3), and the connecting cover (1) is in threaded connection with the connector (3);

the connecting plug (2) comprises a plug seat (21) and a plug body (22), the plug seat (21) is a cylinder, the plug body (22) is connected to the bottom surface of the plug seat (21), the plug body (22) is a cylinder, the central axes of the plug seat (21) and the plug body (22) are overlapped, a plurality of grooves (23) are formed in the plug body (22), and the grooves (23) are uniformly distributed on the periphery of the plug body (22);

connector (3) are including first connector (31), second connector (32), third connector (33), fourth connector (34) and confession cistern (35), first connector (31), second connector (32), third connector (33) and fourth connector (34) integrated into one piece, confession cistern (35) are located on the central line of first connector (31), second connector (32), third connector (33), fourth connector (34), be equipped with in first connector (31) with connection arch (36) of recess (23) looks adaptation, connect stopper (2) and connect in first connector (31).

2. The infusion combination stopper according to claim 1, wherein the stopper body (22) is further provided with a connecting hole (24) on the bottom surface, the stopper seat (21) is further provided with a positioning hole (25) on the top surface, and the connecting hole (24) and the positioning hole (25) are in the same line.

3. The infusion set plug according to claim 2, wherein the second connector (32) is connected to the bottom of the first connector (31), the third connector (33) is connected to the bottom of the second connector (32), the fourth connector (34) is connected to the bottom of the third connector (33), and the fourth connector (34) is truncated cone-shaped.

4. The infusion combination stopper according to claim 1, wherein the connector (3) and the connecting stopper (2) are both made of polycarbonate.

5. Infusion set stopper according to claim 1, characterized in that the connecting cap (1) is made of polyethylene.

6. The infusion combination stopper according to claim 3, wherein the connection cap (1) comprises a cap body (11) and a cap body plug (12), the center of the cap body plug (12) and the center of the positioning hole (25) are on the same straight line, and the cap body plug (12) and the connection cap (1) are detachably connected.

7. The infusion combination stopper as claimed in claim 6, further comprising a connection cord (14), wherein one end of the connection cord (14) is connected to the cover stopper (12) and the other end is connected to the cover (11).

8. An infusion combination stopper according to claim 6, characterised in that a pull handle (13) is attached to the cap stopper (12).