CN201823062U - Infusion bag accessory adopting rhombus-shaped tube body seat with pull ring type infusion needle guide tube - Google Patents
Infusion bag accessory adopting rhombus-shaped tube body seat with pull ring type infusion needle guide tube Download PDFInfo
- Publication number
- CN201823062U CN201823062U CN2010205697349U CN201020569734U CN201823062U CN 201823062 U CN201823062 U CN 201823062U CN 2010205697349 U CN2010205697349 U CN 2010205697349U CN 201020569734 U CN201020569734 U CN 201020569734U CN 201823062 U CN201823062 U CN 201823062U
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- CN
- China
- Prior art keywords
- ring
- needle guide
- guide tube
- infusion needle
- rhombus
- 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.)
- Expired - Lifetime
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- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to an infusion bag accessory adopting a rhombus-shaped tube body seat with a pull ring type infusion needle guide tube, and the infusion bag accessory is an infusion tube capable of being excellently welded with an infusion bag and provided with a ring-shaped easy-pull cover. The infusion bag accessory is characterized in that a welded ring is arranged at one end of the infusion needle guide tube; the outer wall at the other end of the infusion needle guide tube adopts a rhombus-shaped tube body so as to form the rhombus-shaped tube body seat; a pull ring cover is formed in a way that a pull cover, a gasket and a concave gasket ring are superposed and connected in sequence, and the concave gasket ring is connected with the welded ring of the infusion needle guide tube; concave rings and convex rings are formed at the peripheries of the pull cover, the gasket, the concave gasket ring and the welded ring, and the pull cover, the gasket, the concave gasket ring and the welded ring are in embedded connection with one another through the concave rings and the convex rings. The utility model has the advantages as follows: the infusion needle guide tube and the welded ring are integrally formed in one step, so that a procedure for welding the pull ring type infusion needle guide pipe and a connecting tube body can be saved in the manufacture of an infusion bag adopting the infusion bag accessory; and the probability of liquid medicine contamination is reduced in the procedure of composition of the infusion bag. Besides, welded plates on two side surfaces of the rhombus-shaped tube body seat and the thin film of the infusion bag can achieve good air tightness, so as to prevent the thin film of the infusion bag from liquid leakage.
Description
Technical field
This utility model belongs to the medical infusion bags accessory, particularly a kind of can with transfusion bag welded closure tube for transfusion good, that annular easy-open lid is arranged.
Background technology
The accessory of existing transfusion bag comprises body, body seat (interface) and three parts of seal cover, earlier body seat and plastic sheeting heat seal is welded when the production transfusion bag, seal cover and the heat seal of body seat is welded after pouring into medicinal liquid again.This manufacture method has increased welding sequence one, must increase welding post on bag making, filling and sealing machine, thereby increase the device fabrication cost, and easily pollute when the production transfusion bag.Existing interface without the body seat, the welding position of interface and two thin film of transfusion bag are prone to Lou weldering and poor sealing.
Summary of the invention
The purpose of this utility model provides a kind of when being used to make transfusion bag, and as long as the transfusion bag accessory is one welding sequence, form after the transfusion bag contaminated probability low, with the good transfusion bag accessory of transfusion bag diaphragm seal.
Structure of the present utility model is:
The transfusion bag accessory of rhombus body seat band draw-ring type infusion needle guide tube comprises an infusion needle guide tube 7, and it is characterized in that: an end of infusion needle guide tube 7 has welding ring 12, and the overall diameter of welding ring 12 is greater than the overall diameter of infusion needle guide tube 7; The outer wall of infusion needle guide tube 7 other ends is the rhombus body, and infusion needle guide tube 7 and rhombus body are formed rhombus body seat 15, and the hollow of rhombus body seat 15 is identical with infusion needle guide tube 7 hollow diameters and smoothly communicate; Bottom surface 9 outward flanges of rhombus body seat 15 are Pedicellus et Pericarpium Trapae shape; Infusion needle guide tube 7, welding ring 12 and rhombus body seat 15 are the integrative-structure of an injection molded;
Also comprise a Pull ring cover, Pull ring cover be draw cover 21, pad 22, matrix pad circle 23 be formed by connecting according to order is superimposed, matrix pad circle 23 is connected with the welding ring 12 of infusion needle guide tube 7; Draw and cover 21, the periphery of pad 22, matrix pad circle 23, welding ring 12 all is the tight embedded structure of recessed circle and protruding circle;
Drawing and cover 21 and comprise matrix lid 21-1 and draw ring 21-2 two parts, is easy-to-draw thin slice 21-3 in the middle of the matrix lid 21-1, and easy-to-draw thin slice 21-3 periphery is provided with easy-to-draw impression, and draw ring 21-2 is connected above the easy-to-draw thin slice 21-3;
In the middle of the pad 22 is inclined to one side shape cylinder, i.e. gasket body 22-2, and pad 22 peripheral cross sections are " worker " font double flute ring 22-1;
In the middle of the matrix pad circle 23 is sealing sheet 23-1, concavo-convex all around chimeric ring.
Centre chimeric " worker " the font double flute ring 22-1 of the periphery of matrix pad circle 23 and matrix lid 21-1, matrix pad circle 23 and the middle chimeric gasket body 22-2 of part that leaves a blank of matrix lid 21-1, close gasket body 22-2 above be easy-to-draw thin slice 21-3, close gasket body 22-2 below be sealing sheet 23-1.
The thickness of easy-to-draw thin slice 21-3 is 0.2-0.5mm.
The thickness of sealing sheet 23-1 is 0.1-0.3mm.
Two sides 10 that rhombus body seat 15 is connected with transfusion bag are provided with a plurality of depression lattice 11, and each lattice 11 outer surface that cave in becomes an even surface.
10 two ends, two sides that rhombus body seat 15 is connected with transfusion bag are connected with bonding pad 8.
The transfusion bag accessory of preparation rhombus body seat band draw-ring type infusion needle guide tube embeds the gasket body 22-2 of pad 22 centre of matrix pad circle 23 earlier, " worker " font double flute ring 22-1 of pad 22 and matrix pad circle 23 peripheral chimeric; To draw again and cover 21 matrix lid 21-1 and the peripheral heat seal of matrix pad circle 23 is tightly connected, the peripheral chimeric of matrix pad circle 23 another sides and be welded on the welding ring 12 of infusion needle guide tube 7, promptly obtain the transfusion bag accessory of rhombus body seat band draw-ring type infusion needle guide tube at last.The open section part of infusion needle guide tube 7 is used for being connected with the transfusion bag thin film as connection tube.
The welding ring 12 of infusion needle guide tube 7, infusion needle guide tube 7 one ends and 15 3 structures of rhombus body seat are conjuncted structures of once-forming, a port edge of infusion needle guide tube 7 stretches out into the welding ring 12 of infusion needle guide tube 7, the outer wall of infusion needle guide tube 7 other ends is the rhombus body, infusion needle guide tube 7 and rhombus body are formed rhombus body seat 15, and the hollow of rhombus body seat 15 is identical with infusion needle guide tube 7 hollow diameters and smoothly communicate; Bottom surface 9 outward flanges of rhombus body seat 15 are Pedicellus et Pericarpium Trapae shape;
The hollow of rhombus body seat 15 communicates with infusion needle guide tube 7, and empty diameter is identical in both.Rhombus body seat 15 is that bottom surface 9 outward flanges are rhombohedral rhombus body.When making transfusion bag,, connect into the transfusion bag product of medicinal liquid with the outer surface and the transfusion bag thin film heat seal welding of rhombus body seat 15 on the infusion needle guide tube 7 and bonding pad 8.
In order to make rhombus body seat 15 better with the welding effect of transfusion bag thin film, air tight, water-tight on two rhombus limits, be connected with bonding pad 8 on two Pedicellus et Pericarpium Trapae limits of rhombus body seat 15.
The thickness of preferred easy-to-draw thin slice 21-3 is 0.3mm.
The thickness of preferred sealing sheet 23-1 is 0.2mm.
Advantage of the present utility model: the integral body that welding ring and three structures of rhombus body seat of infusion needle guide tube, infusion needle guide tube one end are made as an injection molded, when using this utility model to make transfusion bag, can reduce one draw-ring type infusion needle guide tube and the welding sequence that is connected body, form in the transfusion bag operation, reduced the contaminated probability of medicinal liquid.
Water can not infiltrate fully when sterilization, can guarantee after the sterilization that the pad outer surface is in aseptic condition all the time, when giving patient infusion, need not the outer surface of pad be carried out disinfection before injecting in transfusion bag or taking out medicinal liquid.When being used to make transfusion bag, this transfusion bag accessory needs only the operation that two welding ring are carried out the heat seal welding one, and it is low to form the forward and backward contaminated probability of transfusion bag, and with transfusion bag thin film energy good seal, production cost is low.
Two bonding pads of rhombus body seat can be good with the transfusion bag diaphragm seal, prevents the leakage body.
Description of drawings
Fig. 1 is the three-dimensional assembly structure figure of each assembly of the present utility model;
Fig. 2 is each assembly section assembly structure figure of the present utility model;
Fig. 3 is a sectional structure chart of the present utility model;
Fig. 4 is the three-dimensional structure diagram of the rhombus body seat of tape welding contact pin;
7 is infusion needle guide tube, bonding pad, bottom surface, side, depression lattice, the 12nd among the figure, welding ring, rhombus body seat, the 21st, and drawing lid, 21-1 is that matrix lid, 21-2 are that draw ring, 21-3 are easy-to-draw thin slices, the 22nd, and pad, 22-1 are that " worker " font double flute ring, 22-2 are gasket body, the 23rd, and matrix pad circle, 23-1 are sealing sheets.
The specific embodiment
Embodiment 1, adorn the transfusion bag accessory of the rhombus body seat band draw-ring type infusion needle guide tube of medicinal liquid more than 1 kilogram
Conjuncted integrative-structure with 15 3 of the welding ring 12 of polypropylene granules single injection-molded infusion needle guide tube 7, infusion needle guide tube 7 one ends and rhombus body seats.A port edge of infusion needle guide tube 7 stretches out into the welding ring 12 of infusion needle guide tube 7, the outer wall of infusion needle guide tube 7 other ends is the rhombus body, infusion needle guide tube 7 and rhombus body are formed rhombus body seat 15, and the hollow of rhombus body seat 15 is identical with infusion needle guide tube 7 hollow diameters and smoothly communicate; Bottom surface 9 outward flanges of rhombus body seat 15 are Pedicellus et Pericarpium Trapae shape; The depression circle is arranged on the end face of welding ring 12.The hollow of rhombus body seat 15 communicates with infusion needle guide tube 7, and empty diameter is identical in both.Rhombus body seat 15 is that bottom surface 9 outward flanges are rhombohedral rhombus body.When making transfusion bag,, connect into the transfusion bag product of medicinal liquid with the outer surface and the transfusion bag thin film heat seal welding of rhombus body seat 15 on the infusion needle guide tube 7 and bonding pad 8.
With polypropylene granules respectively the injection mo(u)lding Pull ring cover be draw cover 21, matrix pad circle 23.Pull ring cover be draw cover 21, the overall diameter of 23 two parts of matrix pad circle is less than the overall diameter of welding ring 12, the structure of these two parts is: draw and cover 21 and comprise matrix lid 21-1 and draw ring 21-2 two parts, in the middle of the matrix lid 21-1 is easy-to-draw thin slice 21-3, easy-to-draw thin slice 21-3 periphery is provided with easy-to-draw impression, and draw ring 21-2 is connected above the easy-to-draw thin slice 21-3; In the middle of the matrix pad circle 23 is sealing sheet 23-1, concavo-convex all around chimeric ring.
With compression molding pad 22, the structure of pad 22 is: be inclined to one side shape cylinder in the middle of the pad 22, i.e. and gasket body 22-2, pad 22 peripheral cross sections are " worker " font double flute ring 22-1;
The transfusion bag accessory of synthetic rhombus body seat band draw-ring type infusion needle guide tube: earlier the gasket body 22-2 of pad 22 is embedded the centre of matrix pad circle 23, " worker " font double flute ring 22-1 of pad 22 and matrix pad circle 23 peripheral chimeric; To draw again and cover 21 matrix lid 21-1 and the peripheral heat seal of matrix pad circle 23 is tightly connected, the peripheral chimeric of matrix pad circle 23 another sides and be welded on the welding ring 12 of infusion needle guide tube 7, promptly obtain the transfusion bag accessory of rhombus body seat band draw-ring type infusion needle guide tube at last.The open section part of infusion needle guide tube 7 is used for being connected with the transfusion bag thin film as connection tube.
Infusion needle guide tube 7 length are 12.0mm, and internal diameter is 5.0mm, and wall thickness is 1.0mm.
The internal diameter of welding ring 12 is 5.0mm, and external diameter is 12.0mm, and width is 3.5mm, and thickness is 2.0mm.
When being used to adorn the transfusion bag accessory of rhombus body seat band draw-ring type infusion needle guide tube of medicinal liquid more than 1 kilogram, the thickness of easy-to-draw thin slice 21-3 is 0.2-0.5mm.The thickness of sealing sheet 23-1 is 0.1-0.3mm.
Embodiment 2, adorn the transfusion bag accessory of the rhombus body seat band draw-ring type infusion needle guide tube of medicinal liquid below 1 kilogram
Structure as embodiment 1, and centre chimeric " worker " the font double flute ring 22-1 of the periphery of matrix pad circle 23 and matrix lid 21-1, matrix pad circle 23 and the middle chimeric gasket body 22-2 of part that leaves a blank of matrix lid 21-1, close gasket body 22-2 above be easy-to-draw thin slice 21-3, close gasket body 22-2 below be sealing sheet 23-1.
When being used to adorn the transfusion bag accessory of rhombus body seat band draw-ring type infusion needle guide tube of medicinal liquid more than 1 kilogram, the thickness of easy-to-draw thin slice 21-3 is 0.2-0.5mm.The thickness of sealing sheet 23-1 is 0.1-0.3mm.
Embodiment 3, the transfusion bag accessory of rhombus body seat band draw-ring type infusion needle guide tube of depression lattice is arranged
Agent structure is same as embodiment 1, but two sides 10 of rhombus body seat 15 are provided with a plurality of depression lattice 11, and each lattice 11 outer surface that cave in becomes an even surface.The effect of a plurality of depression lattice 11 be convenient to the welded closure of transfusion bag or infusion bottle better.
Embodiment 4, angle are the transfusion bag accessory of the rhombus body seat band draw-ring type infusion needle guide tube of circular arc bonding pad
Agent structure is same as embodiment 1, but the two ends of 15 two sides 10 of rhombus body seat are provided with bonding pad 8, and bonding pad 8 length are 12.0mm, and width is 5.0mm, and thickness is 0.3mm, and two angles of each bonding pad 8 are circular arc.
Claims (6)
1. the transfusion bag accessory of rhombus body seat band draw-ring type infusion needle guide tube comprises an infusion needle guide tube (7), it is characterized in that: an end of infusion needle guide tube (7) has welding ring (12), and the overall diameter of welding ring (12) is greater than the overall diameter of infusion needle guide tube (7); The outer wall of infusion needle guide tube (7) other end is the rhombus body, and infusion needle guide tube (7) and rhombus body are formed rhombus body seat (15), and the hollow of rhombus body seat (15) is identical with infusion needle guide tube (7) hollow diameters and smoothly communicate; Bottom surface (9) outward flange of rhombus body seat (15) is a Pedicellus et Pericarpium Trapae shape; Infusion needle guide tube (7), welding ring (12) and rhombus body seat (15) are the integrative-structure of an injection molded;
Also comprise a Pull ring cover, Pull ring cover is to draw lid (21), pad (22), matrix pad circle (23) to be formed by connecting according to order is superimposed, and matrix pad circle (23) is connected with the welding ring (12) of infusion needle guide tube (7); The periphery that draws lid (21), pad (22), matrix pad circle (23), welding ring (12) all is the closely chimeric of recessed circle and protruding circle;
Drawing lid (21) to comprise matrix lid (21-1) and draw ring (21-2) two parts, is easy-to-draw thin slice (21-3) in the middle of the matrix lid (21-1), and easy-to-draw thin slice (21-3) periphery is provided with easy-to-draw impression, and draw ring (21-2) is connected above the easy-to-draw thin slice (21-3);
Is inclined to one side shape cylinder in the middle of the pad (22), i.e. gasket body (22-2), the peripheral cross section of pad (22) is " worker " font double flute ring (22-1);
In the middle of the matrix pad circle (23) is sealing sheet (23-1), concavo-convex all around chimeric ring.
2. the transfusion bag accessory of rhombus body seat band draw-ring type infusion needle guide tube according to claim 1 is characterized in that:
Centre chimeric " worker " the font double flute ring (22-1) of the periphery of matrix pad circle (23) and matrix lid (21-1), matrix pad circle (23) and the middle chimeric gasket body of part (22-2) of leaving a blank of matrix lid (21-1), close gasket body (22-2) above be easy-to-draw thin slice (21-3), close gasket body (22-2) below be sealing sheet (23-1).
3. the transfusion bag accessory of rhombus body seat band draw-ring type infusion needle guide tube according to claim 1, it is characterized in that: the thickness of easy-to-draw thin slice (21-3) is 0.2-0.5mm.
4. the transfusion bag accessory of rhombus body seat band draw-ring type infusion needle guide tube according to claim 1, it is characterized in that: the thickness of sealing sheet (23-1) is 0.1-0.3mm.
5. the transfusion bag accessory of rhombus body seat band draw-ring type infusion needle guide tube according to claim 1, it is characterized in that: two sides (10) that rhombus body seat (15) is connected with transfusion bag are provided with a plurality of depression lattice (11), and each lattice that cave in (11) outer surface becomes an even surface.
6. the transfusion bag accessory of rhombus body seat band draw-ring type infusion needle guide tube according to claim 1 is characterized in that: the two ends, two sides (10) that rhombus body seat (15) is connected with transfusion bag are connected with bonding pad (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205697349U CN201823062U (en) | 2010-10-20 | 2010-10-20 | Infusion bag accessory adopting rhombus-shaped tube body seat with pull ring type infusion needle guide tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205697349U CN201823062U (en) | 2010-10-20 | 2010-10-20 | Infusion bag accessory adopting rhombus-shaped tube body seat with pull ring type infusion needle guide tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201823062U true CN201823062U (en) | 2011-05-11 |
Family
ID=43961625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205697349U Expired - Lifetime CN201823062U (en) | 2010-10-20 | 2010-10-20 | Infusion bag accessory adopting rhombus-shaped tube body seat with pull ring type infusion needle guide tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201823062U (en) |
-
2010
- 2010-10-20 CN CN2010205697349U patent/CN201823062U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110511 |
|
| CX01 | Expiry of patent term |