CN216496527U - Good-toughness sterile co-extrusion film infusion bag - Google Patents

Abstract

The utility model discloses a good-toughness sterile co-extrusion film infusion bag which comprises an infusion bag body, wherein a hanging plate is fixed on the outer wall of the top of the infusion bag body, a group of supporting rods is respectively fixed on the outer walls of the two sides of the hanging plate, a clamping plate is fixed on the outer wall of the bottom of each supporting rod, the outer wall of the top of each clamping plate is fixed on the outer wall of the bottom of the infusion bag body, a connecting block is connected to the outer wall of the top of each supporting rod in a sliding mode, a group of guide through grooves are formed in the outer wall of the top of each connecting block, the supporting rods are connected to the inner wall of each guide through groove in a sliding mode, a group of pressing rods are fixed on the outer wall of one side of each connecting block, inserting rods are fixed on the outer wall of the top of each connecting block, and a plurality of balancing weights are sleeved on the outer walls of the inserting rods. According to the infusion bag body extrusion device, the connecting blocks and the pressing rods are arranged, so that the pressing rods can extrude the infusion bag body downwards from the top of the infusion bag body only by sleeving the corresponding number of the balancing weights on the two connecting blocks through the inserting rods, and liquid in the infusion bag body can flow out more quickly.

Description

Good-toughness sterile co-extrusion film infusion bag

Technical Field

The utility model relates to the technical field of infusion bags, in particular to a sterile co-extruded film infusion bag with good toughness.

Background

In the pharmaceutical industry, from the perspective of protecting operators, or from the perspective of protecting the environment or medicines, packaging of medical raw materials and additives is always the most important item, an infusion bag is generally formed by sealing and combining the front surface of a bag body and the two ends of the back surface of the bag body, a bag opening or an infusion opening is arranged at the lower end of the bag body, when infusion is needed, the infusion bag is hung upside down on an infusion stand column, the infusion bag is connected with a drip cup through a conduit, and the drip cup inputs liquid medicine into a human body through an infusion needle. The principle of realizing transfusion is as follows: the infusion bag is suspended, and the infusion of the liquid medicine is realized by forming pressure difference.

Through retrieval, chinese patent application No. CN201721084431.6 discloses an infusion bag, which comprises a bag body, wherein the upper end of the bag body is provided with a liquid inlet, two sides of the liquid inlet are provided with hanging rings, the lower end of the bag body is provided with an infusion port, a layer of filter screen is arranged in the bag body, the filter screen and the bag body are integrally formed, the distance ratio of the filter screen to the liquid inlet and the infusion port is 1: 4-1: 5, but the above technical scheme extrudes the infusion bag only through the pressure difference formed by the external atmospheric pressure, so that the problem that the infusion speed cannot be conveniently adjusted by properly extruding the infusion bag still exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a sterile co-extruded film infusion bag with good toughness.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a good aseptic crowded membrane infusion bag altogether of toughness, including the infusion bag body, infusion bag body top outer wall is fixed with the link plate, link plate both sides outer wall is fixed with a set of bracing piece respectively, bracing piece bottom outer wall is fixed with splint, splint top outer wall is fixed in on the bottom outer wall of infusion bag body, bracing piece outer wall sliding connection has the connecting block, connecting block top outer wall is opened there is a set of direction logical groove, bracing piece sliding connection is on the inner wall that leads to the groove, connecting block one side outer wall is fixed with a set of depression bar, connecting block top outer wall is fixed with the inserted bar, a plurality of balancing weights have been cup jointed to the inserted bar outer wall.

As a still further scheme of the utility model: the outer wall of one side of the hanging plate is provided with a hanging opening.

As a still further scheme of the utility model: and scale marks are fixed on the outer wall of one side of the infusion bag body.

As a still further scheme of the utility model: infusion mouth has been pegged graft to infusion bag body bottom outer wall, and infusion mouth runs through in splint top outer wall, and infusion mouth bottom outer wall is pegged graft and is had the extension pipe, and extension pipe outer wall has the arc sleeve pipe through threaded connection, and arc sheathed tube inner wall is fixed with the arc cardboard.

As a still further scheme of the utility model: infusion bag body bottom outer wall is pegged graft and is had the filling tube, and the filling tube runs through in splint top outer wall, and the filling tube outer wall has sealed cap through threaded connection.

As a still further scheme of the utility model: the outer wall of the top of the inserted bar is connected with a limiting cap through threads.

As a still further scheme of the utility model: and a clamping block is fixed on the outer wall of one side of the balancing weight.

As a still further scheme of the utility model: the infusion bag body outer wall includes first PA rete, second PA rete and third PA rete, and first PA rete and third PA rete are fixed in respectively on the top and the bottom outer wall of second PA rete.

The utility model has the beneficial effects that:

1. when needs let the inside liquid of infusion bag body when can be more quick outflow to infusion bag body outside pressurization, the staff only needs to pass through the inserted bar cover with the balancing weight that corresponds quantity on two connecting blocks, the balancing weight pushes down the connecting block through self gravity this moment, the connecting block passes through the bracing piece and slides down, thereby drive the depression bar between two connecting blocks and remove downwards, the depression bar can be followed infusion bag body top and extruded to the infusion bag body downwards this moment, thereby let the inside liquid of infusion bag body can be faster outflow, the staff controls the pressure that the depression bar was applyed infusion bag body outer wall through the balancing weight that adds different quantity, thereby adjust the outside velocity of flow of the liquid that flows of infusion bag body.

2. The link plate, stable frame construction can be constituteed to bracing piece and splint, thereby fix the infusion bag body of inside, let the infusion bag body whole can be in all the time and open the state of stretching, make things convenient for the staff to the inside liquid that adds of infusion bag body, the link plate simultaneously, the stable structure that bracing piece and splint are constituteed can carry out effectual spacing to the infusion bag body after filling with liquid, let the infusion bag body be in tensile state always, thereby make things convenient for the inside liquid of infusion bag body to flow into the drip cup of being connected bottom the infusion bag body smoothly.

3. The staff at first twists the arc sleeve pipe from extension tub of outer wall, will be connected with the syringe needle of catheter afterwards and insert the extension pipe, passes through the threaded mounting with the arc sleeve pipe afterwards and manages the outside to the extension, and the arc sleeve pipe can shelter from and protect the syringe needle of inserting the extension pipe this moment, and the arc cardboard can carry on spacingly to the syringe needle bottom simultaneously, avoids the syringe needle easily to drop from extension intraduct, lets the outside infusion that the infusion bag body can be stable.

Drawings

FIG. 1 is a schematic diagram of a main view structure of a good-toughness sterile co-extruded film infusion bag provided by the utility model;

FIG. 2 is a schematic view of the bottom structure of a clamp plate of a good-toughness sterile co-extruded film infusion bag provided by the utility model;

FIG. 3 is a schematic view of a connecting block structure of a good-toughness sterile co-extruded film infusion bag provided by the utility model;

FIG. 4 is a schematic view of an infusion port structure of a good-toughness sterile co-extruded film infusion bag provided by the utility model;

fig. 5 is a schematic diagram of the structure of the outer wall of the infusion bag body of the sterile co-extruded film infusion bag with good toughness.

In the figure: 1-transfusion bag body, 2-scale mark, 3-clamping plate, 4-supporting rod, 5-connecting block, 6-clamping block, 7-inserting rod, 8-limiting cap, 9-hanging plate, 10-hanging port, 11-balancing weight, 12-transfusion port, 13-extension tube, 14-arc casing tube, 15-sealing cap, 16-liquid feeding tube, 17-guiding through groove, 18-pressure rod, 19-first PA film layer, 20-second PA film layer, 21-third PA film layer and 22-arc clamping plate.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

An aseptic co-extrusion film infusion bag with good toughness, as shown in figures 1-5, comprises an infusion bag body 1, the hanging plate 9 is fixed on the outer wall of the top of the infusion bag body 1, the supporting rods 4 are respectively fixed on the outer walls of the two sides of the hanging plate 9, the clamping plate 3 is fixed on the outer wall of the bottom of the supporting rod 4, the outer wall of the top of the clamping plate 3 is fixed on the outer wall of the bottom of the infusion bag body 1, the hanging plate 9, the supporting rods 4 and the clamping plate 3 can form a stable frame structure, thereby fixing the transfusion bag body 1 inside, enabling the whole transfusion bag body 1 to be always in an open and unfolded state, facilitating the addition of liquid into the transfusion bag body 1 by workers, meanwhile, the stable structure formed by the hanging plate 9, the supporting rod 4 and the clamping plate 3 can effectively limit the infusion bag body 1 filled with liquid, so that the infusion bag body 1 is always in a stretching state, thereby facilitating the liquid in the infusion bag body 1 to smoothly flow into the drip cup connected with the bottom of the infusion bag body 1; the outer wall of the supporting rod 4 is connected with a connecting block 5 in a sliding manner, the outer wall of the top of the connecting block 5 is provided with a group of guiding through grooves 17, the supporting rod 4 is connected to the inner wall of the guiding through grooves 17 in a sliding manner, the outer wall of one side of the connecting block 5 is fixed with a group of pressure rods 18, the outer wall of the top of the connecting block 5 is fixed with an inserting rod 7, the outer wall of the inserting rod 7 is sleeved with a plurality of balancing weights 11, when the external part of the infusion bag body 1 needs to be pressurized to enable the liquid in the infusion bag body 1 to flow out more rapidly, a worker only needs to sleeve the corresponding number of balancing weights 11 on the two connecting blocks 5 through the inserting rod 7, at the moment, the balancing weights 11 press the connecting blocks 5 through self gravity, the connecting blocks 5 slide downwards through the supporting rods 4 to drive the pressure rods 18 between the two connecting blocks 5 to move downwards, at the moment, the pressure rods 18 can press the infusion bag body 1 downwards from the top of the infusion bag body 1 to enable the liquid in the infusion bag body 1 to flow out more rapidly, the staff comes control depression bar 18 to the pressure that 1 outer wall of infusion bag body was applyed through the balancing weight 11 that adds different quantity to adjust the liquid velocity of flow of infusion bag body 1 outside outflow, the staff can promote the top position of infusion bag body 1 with depression bar 18 through connecting block 5 when adding liquid to new infusion bag body 1 inside, avoids depression bar 18 to influence the staff to infusion bag body 1 inside input liquid.

The infusion bag body 1 is hung conveniently; as shown in fig. 1, a hanging opening 10 is formed in the outer wall of one side of the hanging plate 9; the staff can hang the infusion bag body 1 in a suitable position through the hanging opening 10.

The storage amount of the liquid in the infusion bag body 1 is convenient for workers to know; as shown in fig. 1, scale marks 2 are bonded on the outer wall of one side of the infusion bag body 1; the staff can know the amount of the liquid stored in the infusion bag body 1 through the graduation lines 2 by contrasting the height of the liquid in the infusion bag body 1.

In order to stably infuse the infusion bag body 1 to the outside; as shown in fig. 2 and 4, an infusion port 12 is inserted into the outer wall of the bottom of the infusion bag body 1, the infusion port 12 penetrates through the outer wall of the top of the clamping plate 3, an extension pipe 13 is inserted into the outer wall of the bottom of the infusion port 12, the outer wall of the extension pipe 13 is connected with an arc-shaped sleeve 14 through threads, and an arc-shaped clamping plate 22 is fixed on the inner wall of the arc-shaped sleeve 14; the staff is at first twisted off arc sleeve pipe 14 from extension pipe 13 outer wall, the syringe needle that will be connected with the catheter afterwards inserts extension pipe 13, install arc sleeve pipe 14 to extension pipe 13 outside through the screw thread afterwards again, arc sleeve pipe 14 can shelter from and protect the syringe needle of inserting extension pipe 13 this moment, arc cardboard 22 can carry on spacingly to the syringe needle bottom simultaneously, avoid the syringe needle easily to drop from extension pipe 13 is inside, let outside infusion that infusion bag body 1 can be stable.

In order to conveniently add liquid into the infusion bag body 1; as shown in fig. 2, a liquid adding pipe 16 is inserted into the outer wall of the bottom of the infusion bag body 1, the liquid adding pipe 16 penetrates through the outer wall of the top of the clamping plate 3, and the outer wall of the liquid adding pipe 16 is connected with a sealing cap 15 through threads; after the staff unscrewed sealing cap 15, can be through the inside liquid that pours into of liquid feeding pipe 16 to infusion bag body 1, after the liquid injection, can fix sealing cap 15 on liquid feeding pipe 16 again through the screw thread, seal liquid feeding pipe 16.

In order to avoid the counterweight block 11 sleeved on the outer wall of the inserted link 7 from falling off from the connecting block 5; as shown in fig. 1 and 3, the outer wall of the top of the inserted link 7 is connected with a limit cap 8 through threads; after the staff will correspond the balancing weight 11 of quantity and insert on inserted bar 7, can pass through the thread tightening on inserted bar 7 with spacing cap 8, carry on spacingly to the balancing weight 11 of inserting on inserted bar 7, avoid inserting the balancing weight 11 of 7 outer walls of inserted bar and drop from connecting block 5.

The balancing weight 11 is convenient to take; as shown in fig. 1 and 3, a clamping block 6 is fixed on the outer wall of one side of the counterweight block 11; staff's accessible clamp splice 6 is convenient takes balancing weight 11.

The working principle is as follows: the hanging plate 9, the supporting rod 4 and the clamping plate 3 can form a stable frame structure, so that the infusion bag body 1 inside can be fixed, the whole infusion bag body 1 can be always in an open and unfolded state, liquid can be conveniently added into the infusion bag body 1 by workers, meanwhile, the stable structure formed by the hanging plate 9, the supporting rod 4 and the clamping plate 3 can effectively limit the infusion bag body 1 filled with the liquid, the infusion bag body 1 is always in a stretching state, when the liquid in the infusion bag body 1 can flow out more quickly by pressurizing the outside of the infusion bag body 1, the workers only need to sleeve the balancing weights 11 with corresponding quantity on the two connecting blocks 5 through the inserted rods 7, at the moment, the balancing weights 11 press the connecting blocks 5 through self gravity, the connecting blocks 5 slide downwards through the supporting rods 4, so as to drive the pressing rods 18 between the two connecting blocks 5 to move downwards, the depression bar 18 can be followed 1 tops of infusion bag body and is extruded infusion bag body 1 downwards this moment, thereby let the inside liquid of infusion bag body 1 can be faster flow, the staff controls the pressure that the depression bar 18 was applyed the outer wall of infusion bag body 1 through adding different quantity's balancing weight 11, thereby adjust the liquid velocity of flow of the outside outflow of infusion bag body 1, the staff is when adding liquid to new infusion bag body 1 is inside, can promote the top position of infusion bag body 1 with the depression bar 18 through connecting block 5 earlier, avoid the depression bar 18 to influence the staff to infusion bag body 1 inside input liquid.

The staff is at first twisted off arc sleeve pipe 14 from extension pipe 13 outer wall, the syringe needle that will be connected with the catheter afterwards inserts extension pipe 13, install arc sleeve pipe 14 outside extension pipe 13 through the screw thread afterwards, arc sleeve pipe 14 can shelter from and protect the syringe needle of inserting extension pipe 13 this moment, arc cardboard 22 can be spacing to the syringe needle bottom simultaneously, avoid the syringe needle easily to drop from extension pipe 13 inside, the staff unscrews behind sealed cap 15, can be through the inside injected liquid of filling tube 16 to infusion bag body 1, after liquid injection, can fix sealed cap 15 on filling tube 16 through the screw thread once more, the staff will correspond the balancing weight 11 of quantity and insert on inserted bar 7 after, can pass through the screw thread fastening with spacing cap 8 on inserted bar 7, it is spacing to insert balancing weight 11 on inserted bar 7.

Example 2

An aseptic co-extrusion film infusion bag with good toughness aims to improve the overall toughness of an infusion bag body 1; as shown in fig. 5, the present embodiment is modified from embodiment 1 as follows: the outer wall of the infusion bag body 1 comprises a first PA film layer 19, a second PA film layer 20 and a third PA film layer 21, and the first PA film layer 19 and the third PA film layer 21 are respectively bonded on the outer walls of the top and the bottom of the second PA film layer 20; the infusion bag body 1 made of the three-layer co-extrusion film structure has good toughness, so that the infusion bag body 1 cannot be torn easily, the storage effect of the infusion bag body 1 on infusion liquid is improved, and meanwhile, the co-extrusion film structure has a good sealing effect, and pollution of external bacteria to liquid inside the infusion bag body 1 can be effectively avoided.

The working principle is as follows: the infusion bag body 1 made of the three-layer co-extrusion film structure has good toughness, so that the infusion bag body 1 cannot be easily torn, and meanwhile, the co-extrusion film has a good sealing effect.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (8)

1. The utility model provides a good aseptic crowded membrane infusion bag altogether of toughness, including infusion bag body (1), a serial communication port, infusion bag body (1) top outer wall is fixed with link plate (9), link plate (9) both sides outer wall is fixed with a set of bracing piece (4) respectively, bracing piece (4) bottom outer wall is fixed with splint (3), splint (3) top outer wall is fixed in on the bottom outer wall of infusion bag body (1), bracing piece (4) outer wall sliding connection has connecting block (5), connecting block (5) top outer wall is opened has a set of direction to lead to groove (17), bracing piece (4) sliding connection is on the inner wall that leads to groove (17), connecting block (5) one side outer wall is fixed with a set of depression bar (18), connecting block (5) top outer wall is fixed with inserted bar (7), inserted bar (7) outer wall has cup jointed a plurality of balancing weights (11).

2. The tough sterile co-extrusion film infusion bag according to claim 1, wherein a hanging opening (10) is formed in the outer wall of one side of the hanging plate (9).

3. The good-toughness sterile co-extrusion film infusion bag according to claim 1, wherein scale marks (2) are fixed on the outer wall of one side of the infusion bag body (1).

4. The good-toughness sterile co-extrusion film infusion bag according to claim 3, wherein an infusion port (12) is inserted into the outer wall of the bottom of the infusion bag body (1), the infusion port (12) penetrates through the outer wall of the top of the clamping plate (3), an extension pipe (13) is inserted into the outer wall of the bottom of the infusion port (12), the outer wall of the extension pipe (13) is connected with an arc-shaped sleeve pipe (14) through threads, and an arc-shaped clamping plate (22) is fixed to the inner wall of the arc-shaped sleeve pipe (14).

5. The good-toughness sterile co-extrusion film infusion bag according to claim 4, wherein a liquid adding pipe (16) is inserted into the outer wall of the bottom of the infusion bag body (1), the liquid adding pipe (16) penetrates through the outer wall of the top of the clamping plate (3), and the outer wall of the liquid adding pipe (16) is connected with a sealing cap (15) through threads.

6. The good-toughness sterile co-extrusion film infusion bag according to claim 1, wherein the outer wall of the top of the insert rod (7) is connected with a limiting cap (8) through threads.

7. The good-toughness sterile co-extrusion film infusion bag according to claim 6, wherein a clamping block (6) is fixed on the outer wall of one side of the balancing weight (11).

8. The good-toughness sterile co-extruded film infusion bag according to claim 7, wherein the outer wall of the infusion bag body (1) comprises a first PA film layer (19), a second PA film layer (20) and a third PA film layer (21), and the first PA film layer (19) and the third PA film layer (21) are respectively fixed on the outer walls of the top and the bottom of the second PA film layer (20).

Images