CN211863466U - Anti-drop buckle of infusion apparatus - Google Patents

Abstract

The utility model discloses a transfusion system anti-drop is detained, including the snap ring, the middle part of the inside both sides of snap ring is provided with chucking mechanism relatively respectively, and the both sides of snap ring bottom are provided with the fixed plate that is L shape relatively respectively, and the dovetail has been seted up on the top of fixed plate, and the cooperation is provided with the dovetail piece in the dovetail, and the fixed fly leaf that is L shape that is provided with in top of dovetail piece, two fly leaves set up relatively, and the middle part of the relative terminal surface of two fly leaves is seted up corresponding semicircular spacing groove respectively. The utility model relates to a transfusion system anti-drop is detained, when the infusion, through promoting two pull rings to both sides and drive two movable rods and remove, the movable rod removes and drives the arc draw-in groove and remove and open certain aperture to both sides, and at this moment the compression spring atress is in compression state, arranges the bottleneck of infusion bottle in between two arc draw-in grooves, at this moment loosens the pulling force to the pull ring, under compression spring's elastic action, promotes the bottleneck looks chucking of arc draw-in groove and infusion bottle.

Description

Anti-drop buckle of infusion apparatus

Technical Field

The utility model relates to an anti-drop buckle, in particular to an anti-drop buckle of a transfusion device.

Background

The infusion apparatus is a common medical consumable, and a channel between a vein and liquid medicine is established through aseptic treatment for intravenous infusion. Generally, the infusion apparatus is formed by connecting eight parts, namely a vein needle or an injection needle, a needle head protective cap, an infusion hose, a liquid medicine filter, a flow rate regulator, a drip cup, a bottle stopper puncture outfit, an air filter and the like, and a part of the infusion apparatus also comprises an injection piece, a medicine adding port and the like.

When in use, the infusion apparatus is connected with an infusion bottle through the bottle stopper puncture outfit, and the infusion apparatus and the infusion bottle can be separated if a patient exerts excessive force in the infusion process, thereby causing the waste of liquid medicine or the pollution of medicines. Therefore, the infusion set anti-drop buckle is improved, and the infusion set anti-drop buckle is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a transfusion device anti-drop buckle.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a transfusion device anti-drop buckle, which comprises a snap ring, wherein the middle parts of the two sides inside the snap ring are respectively and relatively provided with a clamping mechanism, the two sides of the bottom end of the snap ring are respectively and relatively provided with an L-shaped fixed plate, the top end of the fixed plate is provided with a dovetail groove, a dovetail block is cooperatively arranged in the dovetail groove, the top end of the dovetail block is fixedly provided with an L-shaped movable plate, two movable plates are oppositely arranged, the middle parts of the opposite end surfaces of the two movable plates are respectively provided with a corresponding semicircular limiting groove, the clamping mechanism mainly comprises an arc-shaped clamping groove, a movable rod and a compression spring, the arc-shaped clamping groove is arranged in the snap ring, one end of the movable rod is fixedly arranged at the arc top of the arc-shaped clamping groove, the other end of the movable rod passes through the snap ring and is arranged outside the snap ring, the, the clamping mechanism further comprises a pull ring, the pull ring is fixedly arranged at one end, located outside the clamping ring, of the movable rod, and an anti-skidding friction sleeve is arranged outside the pull ring.

As a preferred technical scheme of the utility model, one of them the fixed plate is located the both sides of spacing groove and all fixes the fixture block that is the rectangle, another the fixed plate is located the both sides of spacing groove and seted up the rectangle draw-in groove with fixture block matched with.

As an optimized technical scheme of the utility model, the equal equidistance of terminal surface that dovetail piece and dovetail contacted inlays and is equipped with a plurality of ball.

The utility model has the advantages that: the anti-drop buckle of the infusion apparatus drives the two movable rods to move by pushing the two pull rings to two sides during infusion, the movable rods move to drive the arc-shaped clamping grooves to move to two sides and open a certain aperture, at the moment, the compression spring is in a compression state under stress, the bottle mouth of the infusion apparatus is arranged between the two arc-shaped clamping grooves, the pull force to the pull rings is released, under the elastic action of the compression spring, the arc-shaped clamping grooves are pushed to be clamped with the bottle mouth of the infusion apparatus, a pipeline of the infusion tube positioned at the bottom of the bottle stopper puncture outfit is arranged between the two limiting grooves, the sliding dovetail block moves in the dovetail groove, so that the two movable plates move relatively, the two movable plates are matched with the rectangular clamping groove through the clamping block to be clamped and fixed, the infusion apparatus is clamped and limited through the limiting grooves, thus, the infusion bottle and the infusion apparatus can, meanwhile, the possibility of liquid medicine waste and pollution is reduced, and the friction between the dovetail block and the dovetail groove can be reduced through the arranged ball, so that the dovetail block can move more smoothly.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of an anti-drop buckle of an infusion apparatus of the present invention;

FIG. 2 is a schematic view of a back side structure of the anti-drop buckle of the infusion apparatus of the present invention;

FIG. 3 is a schematic structural view of a clamping mechanism of the anti-drop buckle of the infusion apparatus of the present invention;

fig. 4 is a schematic view of a local enlarged structure of the anti-drop buckle of the infusion apparatus of the present invention.

In the figure: 1. a snap ring; 2. a chucking mechanism; 201. an arc-shaped clamping groove; 202. a movable rod; 203. a compression spring; 204. a pull ring; 3. a fixing plate; 4. a dovetail groove; 5. a dovetail block; 6. a movable plate; 7. a limiting groove; 8. and (7) clamping blocks.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model relates to a transfusion system anti-drop knot, including snap ring 1, the middle part of the inside both sides of snap ring 1 is provided with chucking mechanism 2 respectively relatively, the both sides of 1 bottom of snap ring are provided with the fixed plate 3 that is L shape respectively relatively, dovetail 4 has been seted up on the top of fixed plate 3, the cooperation is provided with dovetail block 5 in dovetail 4, the fixed fly leaf 6 that is L shape that is provided with in top of dovetail block 5, two fly leaves 6 set up relatively, and corresponding semicircular spacing groove 7 that is seted up respectively at the middle part of the relative terminal surface of two fly leaves 6.

Wherein, the clamping mechanism 2 mainly comprises an arc-shaped clamping groove 201, a movable rod 202 and a compression spring 203, the arc-shaped clamping groove 201 is arranged in the clamping ring 1, one end of the movable rod 202 is fixedly arranged at the arc top of the arc-shaped clamping groove 201, the other end of the movable rod 202 penetrates through the clamping ring 1 and is arranged outside the clamping ring, the compression spring 203 is sleeved outside the movable rod 202, and two ends of the compression spring 203 are respectively and fixedly connected with the arc-shaped clamping groove 201 and the clamping ring 1, the bottle mouth of the infusion bottle is arranged between the two arc-shaped clamping grooves 201, the clamping effect on the bottle mouth of the infusion bottle is achieved through the elastic action of the compression spring 203, meanwhile, the infusion bottles with different calibers are conveniently clamped, the clamping mechanism 2 also comprises a pull ring 204, the pull ring 204 is fixedly arranged at one end of the movable rod 202, which is positioned outside the clamping ring 1, an, through the anti-skidding friction sleeve that is equipped with, when promoting pull ring 204, can reduce the wearing and tearing to the hand, the both sides that one of them fixed plate 3 is located spacing groove 7 are all fixed and are provided with the fixture block 8 that is the rectangle, and another fixed plate 3 is located the both sides of spacing groove 7 and seted up the rectangle draw-in groove with fixture block 8 matched with, through the block that cooperatees between fixture block 8 and the rectangle draw-in groove, can realize the fixed to position between two fly leafs 6.

Wherein, the equal equidistance of the terminal surface that dovetail block 5 and dovetail 4 contacted inlays and is equipped with a plurality of ball, through the ball that is equipped with, can reduce the frictional force between dovetail block 5 and dovetail 4, makes dovetail block 5 more smooth and easy at the removal in-process.

When the infusion apparatus is in operation, the two pull rings 204 are pushed to two sides to drive the two movable rods 202 to move, the movable rods 202 move to drive the two arc-shaped clamping grooves 201 to move to two sides and open a certain aperture, the compression spring 203 is stressed to be in a compression state at the moment, the mouth of the infusion bottle is placed between the two arc-shaped clamping grooves 201, the pulling force on the pull rings 204 is released at the moment, the arc-shaped clamping grooves 201 are pushed to clamp the mouth of the infusion bottle under the elastic action of the compression spring 203, a pipeline of the infusion tube at the bottom of the bottle stopper puncture outfit is placed between the two semicircular limiting grooves 7, the sliding dovetail block 5 moves in the dovetail groove 4, the two movable plates 6 move relatively, the clamping block 8 is matched with the rectangular clamping groove to clamp and fix the two movable plates 6, the limiting groove 7 is used for clamping and limiting, and the, the possibility of separation of the infusion apparatus from the infusion bottle is reduced, the possibility of liquid medicine waste and pollution is reduced, and the friction between the dovetail block 5 and the dovetail groove 4 can be reduced through the arranged ball, so that the dovetail block 5 can move more smoothly.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (3)

1. The anti-drop buckle of the infusion apparatus comprises a clamping ring (1) and is characterized in that clamping mechanisms (2) are respectively and oppositely arranged in the middle of two sides in the clamping ring (1), L-shaped fixed plates (3) are respectively and oppositely arranged on two sides of the bottom end of the clamping ring (1), a dovetail groove (4) is formed in the top end of each fixed plate (3), a dovetail block (5) is arranged in each dovetail groove (4) in a matched mode, L-shaped movable plates (6) are fixedly arranged at the top end of each dovetail block (5), the two movable plates (6) are oppositely arranged, corresponding semicircular limiting grooves (7) are respectively formed in the middle of the opposite end faces of the two movable plates (6), each clamping mechanism (2) mainly comprises an arc-shaped clamping groove (201), a movable rod (202) and a compression spring (203), and the arc-shaped clamping grooves (201) are arranged in the clamping ring (1), the fixed arc top department that sets up in arc draw-in groove (201) of movable rod (202) one end, the other end of movable rod (202) passes snap ring (1) and places in its outside, compression spring (203) cover is established in the outside of movable rod (202), and the both ends of compression spring (203) are fixed even with arc draw-in groove (201) and snap ring (1) respectively, chucking mechanism (2) still include pull ring (204), pull ring (204) are fixed to be set up and are located the outside one end of snap ring (1) in movable rod (202), and the outside of pull ring (204) is provided with anti-skidding friction sleeve.

2. The infusion set anti-drop buckle according to claim 1, wherein rectangular clamping blocks (8) are fixedly arranged on two sides of one fixing plate (3) located in the limiting groove (7), and rectangular clamping grooves matched with the clamping blocks (8) are formed in two sides of the other fixing plate (3) located in the limiting groove (7).

3. The infusion set anti-drop buckle according to claim 1, wherein a plurality of balls are embedded in the end face of the dovetail block (5) in contact with the dovetail groove (4) at equal intervals.

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