CN217548553U

CN217548553U - Interface structure for connecting hose

Info

Publication number: CN217548553U
Application number: CN202123430777.6U
Authority: CN
Inventors: 章卫东; 徐洪海; 梁爱民
Original assignee: Renolit Hansen Packaging Tech Bj Ltd
Current assignee: Renolit Hansen Packaging Tech Bj Ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-10-11
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to an interface structure for connecting a hose, which comprises an interface connecting piece, wherein the interface connecting piece is arranged on a container for containing liquid medicine, at least one joint is arranged on the interface connecting piece, a transfusion hole is arranged on the interface connecting piece, and the transfusion hole is communicated with the inside of the joint to form a transfusion channel; the interface structure for connecting the hose further comprises a pressing cap used for fixing the infusion hose on the interface connecting piece, the pressing cap is sleeved on the outer side of the connector, one end of the infusion hose is sleeved on the outer side of the connector and is tightly pressed between the connector and the pressing cap, and the other end of the infusion hose extends out of an opening in the pressing cap. The utility model provides a container interface of splendid attire liquid medicine and the hookup location of hose easily not hard up and take place the technical problem that the liquid medicine leaked.

Description

Interface structure for connecting hose

Technical Field

The utility model relates to a bio-pharmaceuticals field, it is further, relate to an interface structure for coupling hose, especially relate to an interface structure with prevent that coupling hose from droing or not hard up seepage function.

Background

At present, in the field of bio-pharmaceuticals, it is a common practice to use plastic films welded into plastic bags instead of metal containers. The plastic bag is connected with various hoses by welding interfaces on the plastic belt and connecting the plastic bag and the hoses together by the interfaces, in order to improve the stability of the connection of the interfaces and the hoses, the connecting position of the interfaces is usually inserted into the hoses in an interference manner, the end parts of the interfaces are generally provided with anti-falling taper angles, or the hoses are bound by a binding belt after being connected with the hoses, so that the aim of preventing the hoses from falling off and loosening is fulfilled. However, in the state of connecting the existing interface and the hose, if the connecting position is vibrated or shaken, looseness is easy to occur to cause leakage, and the situation that the hose falls off even after a long time; although the connection efficiency is effectively improved when the hose is bound with the binding tape, the hose may be loosened due to the binding effect.

Aiming at the problem that the connection position of a container interface for containing liquid medicine and a hose in the related technology is easy to loosen to cause liquid medicine leakage, an effective solution is not provided at present.

Therefore, the inventor provides an interface structure for connecting hoses by virtue of experience and practice of related industries for many years, so as to overcome the defects of the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an interface structure for coupling hose effectively improves the joint strength and the stability of hose and interface position, avoids taking place not hard up and leading to the condition that the liquid medicine leaked in the junction of hose and interface.

The purpose of the utility model can be realized by adopting the following technical scheme:

the utility model provides an interface structure for connecting hose, including the interface connection spare, the interface connection spare sets up on the container that is used for splendid attire liquid medicine, be provided with at least one joint on the interface connection spare, the joint is the tubular structure of both ends open-ended, the last infusate hole that has seted up of interface connection spare, the infusate hole link up with the inside of joint mutually to form the infusion passageway;

the interface structure for connecting the hose further comprises a pressing cap used for fixing the infusion hose on the interface connecting piece, the pressing cap is of a cylindrical structure with two ends open, the pressing cap is sleeved on the outer side of the joint, one end of the infusion hose is sleeved on the outer side of the joint and tightly pressed between the joint and the pressing cap, and the other end of the infusion hose is extended out of an opening in the pressing cap.

The utility model discloses an in a preferred embodiment, just be close to on the outer wall of joint interface connection spare's position is provided with first fixed knot and constructs, on pressing the inner wall of cap and being close to interface connection spare's position is provided with second fixed knot and constructs, press the cap with pass through between the joint second fixed knot construct with first fixed knot constructs the cooperation and connects.

In a preferred embodiment of the present invention, the first fixing structure and the second fixing structure are screw structures or buckle structures that can be connected in a matching manner.

The utility model discloses an in a preferred embodiment, just keep away from on the outer wall of joint interface unit's position is provided with the locking boss, the locking boss is for following the annular boss that the circumference of joint set up, by being close to on the outer wall of locking boss interface unit extremely keeps away from the interface unit direction reduces gradually, with form first locking face on the outer wall of locking boss, the locking boss will infusion hose card admittedly on the joint.

In a preferred embodiment of the present invention, the inner wall of the pressing cap is provided with a second locking surface matched with the first locking surface, and the second locking surface is attached to the first locking surface, so that the infusion hose is pressed between the first locking surface and the second locking surface.

The utility model discloses an in a preferred embodiment, just keep away from on the inner wall of pressure cap interface connection's position is provided with the protruding muscle of locking, the protruding muscle of locking is for following the annular arch of the circumference setting of pressure cap, the protruding muscle of locking compresses tightly infusion hose's outer wall.

In a preferred embodiment of the present invention, the pressing cap is assembled with the connector, and the connector is kept away from the end of the connector extending to the outside of the pressing cap.

In a preferred embodiment of the present invention, the outer wall of the pressing cap is provided with a plurality of handles.

In a preferred embodiment of the present invention, the number of the joints is plural, and the joints are arranged at intervals along the length direction of the interface connection member.

In a preferred embodiment of the present invention, the interface connector is a bar-shaped block structure, the interface connector is welded to the container, and the infusion channel is communicated with the inside of the container.

From top to bottom, the utility model is used for coupling hose's interface structure's characteristics and advantage are: the connector is arranged on a container for containing liquid medicine, the connector for connecting the infusion hose is arranged on the connector, the pressing cap is additionally arranged on the connector, the infusion hose can be tightly pressed between the connector and the pressing cap by matching the pressing cap and the connector, the connection strength and stability of the infusion hose and the connector are effectively improved, the infusion hose is prevented from loosening and falling off, the liquid medicine leakage condition at the connection position of the infusion hose and the connector is prevented, and the smooth outflow of the liquid medicine is ensured.

Drawings

The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:

FIG. 1: do the utility model discloses a schematic diagram of an interface structure for coupling hose.

FIG. 2: do the utility model is used for the perspective view of interface connection spare and joint among the interface structure of coupling hose.

FIG. 3: do the utility model discloses an elevation view that is arranged in interface connection spare and joint of coupling hose's interface structure.

FIG. 4: do the utility model is used for the front cross-sectional view of interface connection spare and joint among the interface structure of coupling hose.

FIG. 5: the utility model is a perspective view of a pressure cap in the interface structure for connecting hose.

FIG. 6: is the front view of the medium-pressure cap of the interface structure for connecting the hose.

FIG. 7 is a schematic view of: is a front cross-sectional view of the pressure cap in the interface structure of the connecting hose of the utility model.

FIG. 8: do the utility model is used for the top view of joint structure middling pressure cap of coupling hose.

The utility model provides an reference numeral does:

1. an interface connector; 101. A transfusion hole;

2. a joint; 201. A first fixed structure;

202. locking the boss; 2021. A first locking surface;

3. pressing the cap; 301. A second fixed structure;

302. locking the convex ribs; 303. A handle;

304. a second locking surface; 4. An infusion channel.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.

As shown in fig. 1 to 8, the present invention provides an interface structure for connecting a hose, including an interface connector 1, the interface connector 1 is fixedly disposed on a container for containing a liquid medicine, the interface connector 1 is provided with at least one joint 2, the joint 2 is a cylindrical structure with two open ends, the interface connector 1 is provided with an infusion hole 101, the infusion hole 101 is communicated with the inside of the joint 2, so as to form a communicated infusion channel 4 between the inside of the interface connector 1 and the inside of the joint 2; in addition, the interface structure for connecting the hose further comprises a pressing cap 3, the pressing cap 3 is a cylindrical structure with two open ends, the infusion hose (not shown) is fixed on the interface connecting piece 1 through the pressing cap 3, the pressing cap 3 is fixedly sleeved on the outer side of the connector 2, one end of the infusion hose is sleeved on the outer side of the connector 2 and is tightly pressed between the outer wall of the connector 2 and the inner wall of the pressing cap 3, and the other end of the infusion hose extends out of the opening on the pressing cap 3 and can be connected with an infusion device.

The utility model discloses be provided with interface connection 1 on the container of splendid attire liquid medicine, and be provided with the joint 2 that is used for connecting the infusion hose on interface connection 1, it presses cap 3 to add on connecting 2, can compress tightly the infusion hose in connecting 2 and pressing between cap 3 through pressing cap 3 and joint 2 to cooperate, effectively improve the joint strength and the stability of infusion hose and joint 2, avoid the infusion hose not hard up, drop, prevent that the liquid medicine from leaking the condition appears with joint 2 hookup location in the infusion hose, guarantee the smooth outflow of liquid medicine.

Further, as shown in fig. 1 to 4, the interface connector 1 is a strip-shaped block structure, the container can be, but not limited to, a plastic bag formed by welding plastic films, the interface connector 1 is welded on the container, and the infusion path 4 is communicated with the inside of the container.

In an optional embodiment of the present invention, as shown in fig. 2 to fig. 4 and fig. 7, a first fixing structure 201 is disposed on the outer wall of the connector 2 and near the interface connector 1, a second fixing structure 301 is disposed on the inner wall of the pressing cap 3 and near the interface connector 1, and the pressing cap 3 and the connector 2 are connected to each other by the second fixing structure 301 and the first fixing structure 201 in a matching manner, so that the pressing cap 3 can be effectively pulled and fixed to compress and fix the infusion hose between the pressing cap 3 and the connector 2.

In the present embodiment, as shown in fig. 2 to 4 and 7, the first fixing structure 201 and the second fixing structure 301 are screw structures that can be coupled with each other. Wherein, first fixed knot constructs 201 for setting up the external screw thread on connecting 2 outer walls, and second fixed knot constructs 301 for setting up the internal thread on pressing cap 3 inner wall, presses cap 3 and connects between 2 to be connected through internal thread and external screw thread cooperation.

Of course, the first fixing structure 201 and the second fixing structure 301 may also be snap structures for mating connection. Wherein, first fixed knot constructs 201 for setting up boss (or draw-in groove) on connecting 2 outer walls, second fixed knot constructs 301 for setting up draw-in groove (or boss) on pressing cap 3 inner wall, presses cap 3 and connects and cooperate the joint through boss and draw-in groove between 2.

Furthermore, a gap is left between the first fixing structure 201 and one end of the joint 2 close to the interface connector 1, and a gap is left between the second fixing structure 301 and one end of the pressing cap 3 close to the interface connector 1, so as to ensure that the pressing cap 3 can be fastened to the connecting position of the joint 2 and the interface connector 1 in the installation process, thereby ensuring that the pressing cap 3 is stably installed.

In an optional embodiment of the present invention, as shown in fig. 2 to fig. 4, a locking boss 202 is disposed on the outer wall of the connector 2 and at a position away from the interface connector 1, the locking boss 202 is a circular ring-shaped boss disposed along the circumference of the connector 2, and the outer wall of the locking boss 202 is gradually reduced from the direction close to the interface connector 1 to the direction away from the interface connector 1, so as to form a first tapered locking surface 2021 on the outer wall of the locking boss 202, and the locking boss 202 fastens the infusion hose to the connector 2. The infusion hose is sleeved on the connector 2, the locking boss 202 extrudes the inner wall of the infusion hose to enable the position to deform (the diameter of the infusion hose at the position is expanded), and the stability of the infusion hose sleeved on the connector 2 is improved.

Further, as shown in fig. 1, 5, and 7, a second locking surface 304 matching with the first locking surface 2021 is formed on the inner wall of the pressing cap 3 and away from the interface connector 1, and the first locking surface 2021 and the second locking surface 304 are attached to press the infusion hose between the first locking surface 2021 and the second locking surface 304. Further improving the stability of the infusion hose pressed between the pressing cap 3 and the joint 2 and avoiding the infusion hose from loosening and falling off.

In an optional embodiment of the present invention, as shown in fig. 5, fig. 7 and fig. 8, a locking rib 302 is disposed on the inner wall of the pressing cap 3 and at a position away from the interface connector 1, the locking rib 302 is an annular protrusion disposed along the circumferential direction of the pressing cap 3, and the locking rib 302 compresses the outer wall of the infusion hose. After the pressing cap 3 is sleeved on the connector 2, the locking convex rib 302 further presses the infusion hose on the connector 2 on the basis that the infusion hose is pressed between the pressing cap 3 and the connector 2, and the effect of improving the connection strength is achieved.

In the present embodiment, as shown in fig. 1, when the pressing cap 3 is completely assembled with the connector 2, an end of the connector 2 away from the mouthpiece connector 1 protrudes to the outside of the pressing cap 3, so that the liquid medicine can smoothly flow out.

In an optional embodiment of the present invention, as shown in fig. 1, 5 to 8, a plurality of handles 303 are disposed on the outer wall of the pressing cap 3 to facilitate the assembly and disassembly of the pressing cap 3.

Specifically, as shown in fig. 1, 5 to 8, the handles 303 are plate-shaped structures, the number of the handles 303 is two, the two handles 303 are symmetrically arranged on the outer wall of the pressing cap 3, and one side edges of the two handles 303 are fixedly connected with the outer wall of the pressing cap 3.

In an optional embodiment of the present invention, as shown in fig. 1 to 4, the number of the joints 2 is plural, and the joints 2 are arranged at intervals along the length direction of the interface connection member 1.

The utility model discloses an assembly process does: the infusion hose is sleeved on the connector 2 (the first fixing structure 201 on the connector 2 is exposed), the locking boss 202 tightly clamps the inner wall of the infusion hose to enable the inner wall to deform at the clamping position, then the infusion hose penetrates through the pressing cap 3, the pressing cap 3 is sleeved on the connector 2, and the pressing cap 3 is connected with the second fixing structure 301 on the pressing cap 3 in a matched mode through the first fixing structure 201, so that the pressing cap 3 is stably connected with the connector 2. At this time, the infusion hose is pressed between the outer wall of the connector 2 and the inner wall of the pressing cap 3, and the assembly of the infusion hose and the connector 2 is completed.

The utility model discloses a characteristics and advantage for coupling hose's interface structure are:

1. in this an interface structure for coupling hose, add on connector 2 and press cap 3, cooperate through pressing cap 3 and connector 2 and can compress tightly infusion hose between connector 2 and pressure cap 3, effectively improve infusion hose and connector 2's joint strength and stability, avoid infusion hose not hard up, drop, prevent that the condition of liquid medicine leakage from appearing in infusion hose and connector 2 hookup location, guarantee the smooth outflow of liquid medicine.

2. In the interface structure for connecting the hose, the first fixing structure 201 is arranged on the joint 2, the second fixing structure 301 which can be matched and connected with the first fixing structure 201 is arranged on the pressing cap 3, the pressing cap 3 can be effectively pulled and fixed through the structure, and the infusion hose can be effectively compressed and fixed between the pressing cap 3 and the joint 2.

3. This an interface structure for coupling hose, be provided with locking boss 202 on the outer wall of joint 2, be formed with conical first locking face 2021 on the outer wall of locking boss 202, and be formed with on the inner wall of pressure cap 3 with first locking face 2021 matched with second locking face 304, can compress tightly the infusion hose between first locking face 2021 and second locking face 304, improve the infusion hose cover and locate the stability on the joint 2, avoid the infusion hose not hard up, drop.

4. In the interface structure for connecting the hose, the locking convex rib 302 is arranged on the inner wall of the pressing cap 3, and on the basis that the infusion hose is pressed between the pressing cap 3 and the connector 2, the locking convex rib 302 further presses the infusion hose on the connector 2, so that the effect of improving the connection strength is achieved; in addition, one end of the joint 2, which is far away from the interface connection piece 1, extends out of the pressing cap 3, so that the liquid medicine can smoothly flow out.

The above description is only illustrative of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications of the invention without departing from the spirit and principles of the invention should be considered within the scope of the invention.

Claims

1. An interface structure for connecting a hose comprises an interface connecting piece, wherein the interface connecting piece is arranged on a container for containing liquid medicine, and is characterized in that at least one joint is arranged on the interface connecting piece, the joint is a cylindrical structure with openings at two ends, a transfusion hole is formed in the interface connecting piece, and the transfusion hole is communicated with the inside of the joint to form a transfusion channel;

the interface structure for connecting the hose further comprises a pressing cap used for fixing the infusion hose on the interface connecting piece, the pressing cap is of a cylindrical structure with two open ends, the pressing cap is sleeved on the outer side of the joint, one end of the infusion hose is sleeved on the outer side of the joint and tightly pressed between the joint and the pressing cap, and the other end of the infusion hose is extended out of an opening in the pressing cap.

2. The interface structure of claim 1, wherein a first fixing structure is disposed on an outer wall of the connector and near the interface connector, a second fixing structure is disposed on an inner wall of the pressing cap and near the interface connector, and the pressing cap and the connector are connected to each other by the second fixing structure.

3. An interface structure for connecting a hose according to claim 2, wherein the first and second fixing structures are screw structures or snap structures that are fittingly connectable.

4. An interface structure for connecting a hose according to claim 1, wherein a locking boss is provided on an outer wall of the connector at a position away from the interface connector, the locking boss is an annular boss provided along a circumferential direction of the connector, the outer wall of the locking boss gradually decreases from a position close to the interface connector to a position away from the interface connector to form a first locking surface on the outer wall of the locking boss, and the locking boss clamps the infusion hose to the connector.

5. The interface structure of claim 4, wherein a second locking surface is formed on the inner wall of the pressing cap and away from the interface connector, and the second locking surface is engaged with the first locking surface, and the first locking surface and the second locking surface are engaged with each other to press the infusion hose between the first locking surface and the second locking surface.

6. The interface structure of claim 1 or 5, wherein a locking rib is provided on the inner wall of the pressing cap and at a position away from the interface connector, the locking rib is an annular protrusion provided along the circumferential direction of the pressing cap, and the locking rib presses the outer wall of the infusion hose.

7. An interface structure for connecting a hose according to claim 1, wherein an end of the nipple remote from the interface connector projects to an outside of the press cap in a state where the press cap is fitted to the nipple.

8. An interface structure for connecting a hose according to claim 1, wherein a plurality of handles are provided on an outer wall of the pressing cap.

9. An interface structure for connecting a hose according to claim 1, wherein the number of said fittings is plural, and said fittings are arranged at intervals along the length of said interface connection.

10. The interface structure of claim 1 wherein said interface connector is an elongated block structure, said interface connector is welded to said container, and said fluid delivery channel is in communication with the interior of said container.