CN219878666U - Transfusion container clamping device and liquid dispensing equipment - Google Patents

Abstract

The utility model belongs to the technical field of medical equipment, and particularly relates to an infusion container clamping device and liquid distribution equipment. The utility model aims to solve the problem of poor clamping effect of the existing clamping device. The clamping device for the infusion container comprises a first clamping arm and a second clamping arm, wherein the first clamping arm and the second clamping arm are enclosed together to form a clamping space; the first end of second arm lock rotatable install in the first end of first arm lock, the second end and the second end joint of first arm lock of second arm lock, and the second end of second arm lock is inhaled with the second end magnetism of first arm lock mutually, so makes the second end of second arm lock and the second end dual coupling of first arm lock, connects reliable and stable for infusion container is by stable centre gripping in the centre gripping space. And the clamping connection and the magnetic attraction are both detachably connected, the opening and the locking are simple and convenient to operate, the replacement of the transfusion container is convenient, and the liquid distribution efficiency is improved.

Description

Transfusion container clamping device and liquid dispensing equipment

Technical Field

The utility model belongs to the technical field of medical equipment, and particularly relates to an infusion container clamping device and liquid distribution equipment.

Background

In hospitals or clinics, infusion is a common treatment, requiring medical personnel to dispense a dose of medication prior to infusion into a patient. In general, medical staff usually adopts a syringe to extract liquid medicine from a medicine storage container such as a penicillin bottle, then the liquid medicine is injected into an infusion bottle for mixing, and the mixed liquid medicine is input into a patient.

In the process of preparing liquid, various liquid medicines are generally required to be mixed, or certain liquid medicine has more dosage, and repeated extraction and injection are required, so that the efficiency is low, and potential safety hazards exist. In view of this, an automatic liquid dispensing apparatus is applied, which is provided with a clamping device for clamping a medicine storage container; and a needle cylinder is arranged on the mechanical arm, the mechanical arm moves according to a preset track under the drive of the power device, and the needle cylinder is used for extracting and injecting the liquid medicine in the preset medicine storage container into the target medicine storage container, so that automatic liquid preparation is realized.

However, the existing clamping device has the problem of poor clamping effect, so that the needle cylinder cannot be accurately positioned due to the movement of the medicine storage container, and the liquid distribution efficiency is affected.

Disclosure of Invention

In order to solve the above problems in the prior art, that is, in order to solve the technical problem that the clamping effect of the existing clamping device is poor.

The utility model provides a clamping device for an infusion container, which comprises the following components: a first clamp arm and a second clamp arm; the first end of the second clamping arm is rotatably arranged at the first end of the first clamping arm, the second end of the second clamping arm is clamped with the second end of the first clamping arm, and the second clamping arm and the first clamping arm are jointly enclosed to form a clamping space for clamping the infusion container; the second end of the second clamping arm is magnetically attracted to the second end of the first clamping arm.

In an optional technical scheme of the infusion container clamping device, a first magnetic piece is arranged at the second end of the first clamping arm, a second magnetic piece is arranged at the second end of the second clamping arm, and the second magnetic piece and the first magnetic piece are attracted magnetically.

In an alternative solution of the above infusion container clamping device, the first magnetic member is a first magnet, and the second magnetic member is a second magnet or a first ferromagnetic member magnetically attracted by the first magnet; or, the second magnetic member is a third magnet, and the first magnetic member is a second ferromagnetic member magnetically attracted by the third magnet.

In an alternative technical scheme of the transfusion container clamping device, a first groove is formed in the second end of the first clamping arm, and the first magnetic piece is fixed in the first groove; the second end of the second clamping arm is provided with a second groove, and the second magnetic piece is fixed in the second groove.

In an optional technical scheme of the infusion container clamping device, a clamping groove is formed in one of the second end of the second clamping arm and the second end of the first clamping arm, a buckle is arranged on the other of the second end of the second clamping arm and the second end of the first clamping arm, and the buckle is clamped with the clamping groove.

In an alternative technical scheme of the infusion container clamping device, the second clamping arm comprises a clamping arm body and a hinge part arranged at the first end of the clamping arm body, and the hinge part is provided with a first hinge hole; a matching groove is formed in one side, away from the clamping space, of the first end of the first clamping arm so as to accommodate the hinge part; the matching groove is provided with a top groove wall and a bottom groove wall which are opposite, the top groove wall and the bottom groove wall are both provided with second hinge holes, and the second hinge holes of the top groove wall and the bottom groove wall are coaxial; the infusion container clamping device further comprises a hinge shaft, and the hinge shaft penetrates through the first hinge hole and the second hinge hole; the two ends of the hinge shaft are respectively provided with a limiting blocking wall, the limiting blocking wall is positioned at the outer side of the second hinge hole, and the limiting blocking wall is in butt joint with the first clamping arm.

In the above-mentioned infusion container clamping device's optional technical scheme, the second arm lock still including set up in the connection structure of arm lock body second end, connection structure includes along clamping space axial setting's joint portion and magnetic connection portion, joint portion with the second end joint of first arm lock, magnetic connection portion with the second end magnetism of first arm lock attracts mutually.

In an optional technical scheme of the infusion container clamping device, one surface of the first clamping arm, which faces the second clamping arm, is bent away from the second clamping arm to form a first arc-shaped groove, and the arc-shaped wall surface of the first arc-shaped groove is provided with a first accommodating groove; one surface of the second clamping arm, which faces the first clamping arm, is bent away from the first clamping arm to form a second arc-shaped groove, and the second arc-shaped groove and the first arc-shaped groove enclose to form the clamping space; the arc wall surface of the second arc-shaped groove is provided with a second accommodating groove; the second accommodating groove is opposite to the first accommodating groove, and the second accommodating groove and the first accommodating groove jointly enclose to form an annular accommodating cavity so as to accommodate the protruding part at the port of the infusion container.

In an alternative technical scheme of the infusion container clamping device, a mounting hole is formed in one surface of the first clamping arm, which faces away from the second clamping arm.

The liquid preparation device comprises: the infusion container clamping device comprises an equipment main body and the infusion container clamping device, wherein the first clamping arm of the infusion container clamping device is arranged on the equipment main body.

As will be appreciated by those skilled in the art, the liquid dispensing apparatus of the present utility model comprises an infusion container clamping device comprising a first clamping arm and a second clamping arm which together enclose a clamping space; the first end of second arm lock rotatable install in the first end of first arm lock for the first end of second arm lock and the first end of first arm lock are connected, and the second arm lock rotates for first arm lock, thereby open the centre gripping space or enclose and close and form the centre gripping space, easy operation is reliable, and when opening the centre gripping space, second arm lock and first arm lock still are connected, can prevent that the second arm lock from losing. The second end of the second arm clamp is clamped with the second end of the first arm clamp, and the second end of the second arm clamp is magnetically attracted with the second end of the first arm clamp, so that the second end of the second arm clamp and the second end of the first arm clamp are connected in a double manner, connection is stable and reliable, and the infusion container is clamped in the clamping space stably. And the clamping connection and the magnetic attraction are both detachably connected, the opening and the locking are simple and convenient to operate, the replacement of the transfusion container is convenient, and the liquid distribution efficiency is improved.

Drawings

Alternative implementations of the infusion container clamping device and the dispensing apparatus of the embodiments of the present utility model are described below with reference to the accompanying drawings. The attached drawings are as follows:

FIG. 1 is an exploded view of an infusion container clamping device provided in an embodiment of the utility model;

FIG. 2 is a schematic view of a structure of a clamping device for an infusion container according to an embodiment of the utility model when locked;

FIG. 3 is a front view of the infusion container clamping device of FIG. 2;

FIG. 4 is a schematic view of an infusion container clamping device according to an embodiment of the disclosure when opened;

FIG. 5 is a top view of the infusion container clamping device of FIG. 4;

FIG. 6 is a schematic view of a first clamping arm of an infusion container clamping device according to an embodiment of the disclosure;

fig. 7 is a schematic structural view of a second clamping arm of the clamping device for an infusion container according to the embodiment of the utility model.

In the accompanying drawings: 100: a first clamp arm; 101: a first arcuate recess; 110: a first magnetic member; 111: a first groove; 120: a clamping groove; 130: a mating groove; 131: a top groove wall; 132: a bottom groove wall; 133: a second hinge hole; 140: a first accommodation groove; 150: a mounting hole; 200: a second clamp arm; 201: a second arcuate recess; 210: a second magnetic member; 211: a second groove; 220: a buckle; 230: a clamp arm body; 240: a hinge part; 241: a first hinge hole; 242: a column; 243: a connecting arm; 250: a connection structure; 251: a magnetic connection portion; 2511: a plate body; 260: a second accommodation groove; 300: a clamping space; 400: and a hinge shaft.

Detailed Description

First, it should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the embodiments of the present utility model, and are not intended to limit the protection scope of the embodiments of the present utility model. Those skilled in the art can adapt it as desired to suit a particular application.

Further, it should be noted that, in the description of the embodiments of the present utility model, terms such as directions or positional relationships indicated by the terms "inner", "outer", and the like are based on directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or the member must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.

Furthermore, it should be noted that, in the description of the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two components. The specific meaning of the above terms in the embodiments of the present utility model can be understood by those skilled in the art according to the specific circumstances.

In hospitals or clinics, infusion is a common treatment, requiring medical personnel to dispense a dose of medication prior to infusion into a patient. In general, medical staff usually adopts a syringe to extract liquid medicine from a medicine storage container such as a penicillin bottle, then the liquid medicine is injected into an infusion bottle for mixing, and the mixed liquid medicine is input into a patient. In the process of preparing liquid, various liquid medicines are generally required to be mixed, or certain liquid medicine has more dosage, and repeated extraction and injection are required, so that the efficiency is low, and potential safety hazards exist. In view of this, an automatic liquid dispensing apparatus is applied, which is provided with a clamping device for clamping a medicine storage container; and a needle cylinder is arranged on the mechanical arm, the mechanical arm moves according to a preset track under the drive of the power device, and the needle cylinder is used for extracting and injecting the liquid medicine in the preset medicine storage container into the target medicine storage container, so that automatic liquid preparation is realized.

However, the existing clamping device has the problem of poor clamping effect, so that the needle cylinder cannot be accurately positioned due to the movement of the medicine storage container, and the liquid distribution efficiency is affected. Moreover, the clamping device is complicated in opening and closing operation, so that the medicine storage container is inconvenient to replace, and the liquid preparation efficiency is further affected.

In view of the above, an embodiment of the present utility model provides a clamping device for an infusion container, which includes a first clamping arm and a second clamping arm, where a first end of the first clamping arm is hinged to a first end of the second clamping arm, and a second end of the first clamping arm is clamped to a second end of the second clamping arm and magnetically attracted to each other, so that the first clamping arm and the second clamping arm enclose and form a clamping space together, so as to reliably and stably clamp the infusion container, avoid movement of the infusion container, and facilitate accurate positioning of a syringe; because the second end of the first clamping arm and the second end of the second clamping arm are clamped and magnetically attracted, the opening and closing operation is simple, the replacement of the medicine storage container is simple, and the improvement of the liquid distribution efficiency is facilitated.

The following describes alternative technical schemes of the infusion container clamping device and the liquid dispensing device according to the embodiment of the utility model with reference to the accompanying drawings.

FIG. 1 is an exploded view of an infusion container clamping device provided in an embodiment of the utility model; FIG. 2 is a schematic view of a structure of a clamping device for an infusion container according to an embodiment of the utility model when locked; FIG. 3 is a front view of the infusion container clamping device of FIG. 2; FIG. 4 is a schematic view of an infusion container clamping device according to an embodiment of the disclosure when opened; fig. 5 is a top view of the infusion container clamping device of fig. 4.

Referring to fig. 1 to 3, an embodiment of the present utility model provides an infusion container clamping device, including: a first clamping arm 100 and a second clamping arm 200. The first clamping arm 100 has opposite first and second ends, the second clamping arm 200 has opposite first and second ends, the first end of the first clamping arm 100 is connected with the first end of the second clamping arm 200, and the second end of the first clamping arm 100 is connected with the second end of the second clamping arm 200, so that the first clamping arm 100 and the second clamping arm 200 jointly enclose a clamping space 300 for clamping an infusion container, so that the infusion container can be clamped stably and reliably, the infusion container is prevented from moving, and a needle cylinder is positioned conveniently to suck the liquid medicine in the infusion container or inject the liquid medicine into the infusion container.

In the embodiment of the utility model, the first end of the second clamping arm 200 is rotatably mounted on the first end of the first clamping arm 100, so that the first end of the second clamping arm 200 is connected with the first end of the first clamping arm 100, and the second clamping arm 200 rotates relative to the first clamping arm 100, so that the clamping space 300 is opened or enclosed to form the clamping space 300, the operation is simple and reliable, and the second clamping arm 200 and the first clamping arm 100 are still connected when the clamping space 300 is opened, so that the second clamping arm 200 can be prevented from being lost.

The second end of the second clamping arm 200 is clamped with the second end of the first clamping arm 100, and the second end of the second clamping arm 200 is magnetically attracted with the second end of the first clamping arm 100, so that the second end of the second clamping arm 200 and the second end of the first clamping arm 100 are in dual connection, the connection is stable and reliable, and the infusion container is stably clamped in the clamping space 300. And the clamping connection and the magnetic attraction are both detachably connected, the opening and the locking are simple and convenient to operate, the efficiency is high, and the replacement of the transfusion container is convenient.

Referring to fig. 2 and 3, when the second end of the second clamping arm 200 is clamped with the second end of the first clamping arm 100 and the second end of the second clamping arm 200 magnetically attracts the second end of the first clamping arm 100, the first clamping arm 100 and the second clamping arm 200 together enclose a clamping space 300 for clamping the infusion container.

Referring to fig. 4 and 5, the second end of the second clamp arm 200 is released from the second end of the first clamp arm 100, and the second end of the second clamp arm 200 is disconnected from the magnetic attraction of the second end of the first clamp arm 100, and the second clamp arm 200 rotates relative to the first clamp arm 100, thereby opening the clamping space to replace the infusion container.

The infusion container of the embodiment of the utility model can be an infusion bottle or an infusion bag, and the specific structure of the infusion container is not limited.

Referring to fig. 4, a first magnetic member 110 is disposed at a second end of the first clamping arm 100, a second magnetic member 210 is disposed at a second end of the second clamping arm 200, and the second magnetic member 210 magnetically attracts the first magnetic member 110.

The second end of the second clamping arm 200 and the second end of the first clamping arm 100 are respectively provided with a magnetic member, and the two magnetic members are magnetically attracted to each other, so that the second end of the second clamping arm 200 is connected with the second end of the first clamping arm 100, and the operation of opening the clamping space 300 and enclosing the clamping space 300 is simple.

In some embodiments, the first magnetic member 110 is a first magnet and the second magnetic member 210 is a second magnet. The magnet has magnetism. At this time, the first magnetic element 110 and the second magnetic element 210 are both magnets, and the magnetic pole of the first magnetic element 110 facing the second clamping arm 200 is different from the magnetic pole of the second magnetic element 210 facing the first clamping arm 100, so that the opposite poles of the first magnetic element 110 and the second magnetic element 210 attract each other. Illustratively, the magnetic pole of the first magnetic element 110 facing the second clamping arm 200 is N-pole, and the magnetic pole of the second magnetic element 210 facing the first clamping arm 100 is S-pole; alternatively, the magnetic pole of the first magnetic element 110 facing the second clamping arm 200 is S-pole, and the magnetic pole of the second magnetic element 210 facing the first clamping arm 100 is N-pole.

In other embodiments, the first magnetic member 110 is a first magnet, which has magnetism, e.g., a ferrite magnet, an alnico magnet, etc.; the second magnetic member 210 is a first ferromagnetic member, and the first ferromagnetic member is a ferromagnetic metal member that can be attracted by a magnet, such as iron, cobalt, nickel, or the like.

In still other embodiments, the first magnetic member 110 is a second ferromagnetic member, wherein the second ferromagnetic member is a ferromagnetic-type metal member capable of being attracted by a magnet, such as iron, cobalt, nickel, and the like. The second magnetic member 210 is a third magnet, which may be a ferrite magnet, an alnico magnet, an iron-chromium-cobalt magnet, or the like.

The first magnetic piece 110 and the second magnetic piece 210 are arranged to enable the first clamping arm 100 and the second clamping arm 200 to attract each other magnetically, so that the infusion container can be clamped stably, and the infusion container clamping device is simple in operation and structure. In addition, the first magnetic element 110 and the second magnetic element 210 are flexible and various in material types.

With continued reference to fig. 1, the second end of the first clamping arm 100 is provided with a first groove 111, and the first magnetic member 110 is fixed in the first groove 111, for example, the first magnetic member 110 may be bonded in the first groove 111; for another example, the first magnetic member 110 is interference-mounted in the first groove 111. The mounting manner of the first magnetic member 110 is not limited in the embodiment of the present utility model.

The second end of the second clamping arm 200 is provided with a second groove 211, and the second magnetic member 210 is fixed in the second groove 211, for example, the second magnetic member 210 may be adhered in the second groove 211; for another example, the second magnetic member 210 is interference fit within the second recess 211. The mounting manner of the second magnetic member 210 is not limited in the embodiment of the present utility model.

Referring to fig. 1, the first magnetic member 110 is in a shape of a circular plate, and the first recess 111 is a circular recess; the second magnetic member 210 is in a shape of a circular plate, and the second recess 211 is a circular recess. Of course, this is not a limitation on the shape of the first magnetic member 110 and the second magnetic member 210.

The structure of the rotatable connection of the first clip arm 100 and the second clip arm 200 will be described below. FIG. 6 is a schematic view of a first clamping arm of an infusion container clamping device according to an embodiment of the disclosure; fig. 7 is a schematic structural view of a second clamping arm of the clamping device for an infusion container according to the embodiment of the utility model.

Referring to fig. 7, the second clip arm 200 includes a clip arm body 230 and a hinge 240 provided at a first end of the clip arm body 230, the hinge 240 being provided with a first hinge hole 241. The arm body 230 is an arc arm, and the arm body 230 and the first arm 100 enclose together to form a clamping space. The hinge portion 240 includes a cylinder 242 and a connection arm 243, a first end of the connection arm 243 is connected to the outside of the first end of the clamp arm body 230, and a second end of the connection arm 243 is connected to the cylinder 242. The column 242 is provided with a first hinge hole 241. The hinge 240 of the present embodiment of the present utility model facilitates the rotation of the second clip arm 200 relative to the first clip arm 100 without interfering with the infusion container by providing the connecting arm 243 such that the post 242 is spaced from the clip arm body 230.

Referring to fig. 6, a mating groove 130 is formed at a side of the first end of the first clip arm 100 facing away from the clamping space 300 to accommodate the post 242 of the hinge portion 240, such that the post 242 is restricted in the mating groove 130, thereby facilitating improvement of reliability of hinge connection of the first clip arm 100 and the second clip arm 200. The fitting groove 130 has opposite top and bottom groove walls 131 and 132, and the top and bottom groove walls 131 and 132 are each provided with a second hinge hole 133, and the second hinge holes 133 on the top groove wall 131 and the second hinge holes 133 on the bottom groove wall 132 are coaxial.

Referring to fig. 1, the infusion container clamping device of the present embodiment further includes a hinge shaft 400, and the hinge shaft 400 is inserted into the first hinge hole 241 and the second hinge hole 133, so that the second clamp arm 200 can rotate with respect to the first clamp arm 100.

In addition, in this embodiment, limiting blocking walls are respectively disposed at two ends of the hinge shaft 400, and the diameter of each limiting blocking wall is greater than that of the second hinge hole 133, so that each limiting blocking wall is located at the outer side of the second hinge hole 133, and abuts against the first clamping arm 100, so as to prevent the hinge shaft 400 from falling out of the second hinge hole 133. Illustratively, the hinge shaft 400 is inserted into the first hinge hole 241 and the second hinge hole 133, and both ends of the hinge shaft 400 are upset to form a limiting blocking wall, which is convenient to assemble and simple in structure.

With continued reference to fig. 4 and 7, the second clamping arm 200 further includes a connection structure 250 disposed at the second end of the clamping arm body 230, where the connection structure 250 includes a clamping portion and a magnetic connection portion 251 disposed along the axial direction of the clamping space 300, and the clamping portion is clamped with the second end of the first clamping arm 100, where the clamping portion may be a protruding buckle 220 shown in the drawings, and of course, the clamping portion may also be a concave clamping groove or other structures.

The magnetic coupling 251 magnetically attracts the second end of the first arm 100. The magnetic connection portion 251 of the present embodiment includes a plate body 2511 and a second magnetic member 210 disposed on the plate body 2511, wherein the plate body 2511 is disposed above the second end of the arm-clamping body 230 based on the orientation shown in fig. 4. The plate surface of the plate body 2511 faces the first clip arm 100, and the second magnetic member 210 is disposed on the surface of the plate body 2511 facing the first clip arm 100. By the arrangement, the embodiment of the utility model not only can provide the installation space for the second magnetic piece 210, but also the magnetic connecting part 251 and the clamping part are axially arranged along the clamping space 300, so that mutual interference is avoided.

With continued reference to fig. 4, one of the second end of the second clamping arm 200 and the second end of the first clamping arm 100 is provided with a clamping groove 120, and the other of the second end of the second clamping arm 200 and the second end of the first clamping arm 100 is provided with a buckle 220, where the buckle 220 is clamped with the clamping groove 120.

When the second end of the second clamping arm 200 is provided with the clamping groove 120, the second end of the first clamping arm 100 is provided with the buckle 220; a clamping groove 120 is provided at a second end of the first clamping arm 100, and a buckle 220 is provided at a second end of the second clamping arm 200.

In the embodiment of the present utility model, the first clamping arm 100 is cuboid, and a first arc-shaped groove 101 is formed by recessing one side surface of the cuboid, and two ends of the first clamping arm 100 are respectively formed into a plane, so that connection is convenient. The second end face of the first clamping arm 100 is recessed to form a clamping groove 120. The first magnetic member 110 is disposed above the clamping groove 120.

The buckle 220 is disposed at the second end of the second clamping arm 200, and the buckle 220 is located below the second magnetic member 210. In the embodiment of the utility model, the buckle 220 is a rectangular plate arranged at the second end of the second clamping arm 200, the rectangular plate is perpendicular to the plate body 2511, and the end of the rectangular plate, which is away from the second clamping arm 200, is chamfered, so that the clamping groove 120 is conveniently clamped.

The first clamping arm 100 and the second clamping arm 200 are clamped and connected in a simple structure, and are convenient to operate.

With continued reference to fig. 1 and 2, a side of the first clip arm 100 facing the second clip arm 200 of an embodiment of the present utility model is bent away from the second clip arm 200 to form a first arcuate recess 102; the side of the arm body 230 of the second arm 200 facing the first arm 100 is bent away from the first arm 100 to form a second arc-shaped groove 201, and the second arc-shaped groove 201 and the first arc-shaped groove 101 enclose a clamping space 300.

The arc wall surface of the first arc groove 101 is provided with a first receiving groove 140; the arc-shaped wall surface of the second arc-shaped groove 201 is provided with a second receiving groove 260. The second accommodating groove 260 is opposite to the first accommodating groove 140, and the second accommodating groove 260 and the first accommodating groove 140 are enclosed together to form an annular accommodating cavity so as to accommodate the protruding part at the port of the infusion container, so that the infusion container is more stably clamped in the clamping space 300.

With continued reference to fig. 1 and 6, the side of the first clip arm 100 facing away from the second clip arm 200 is provided with a mounting hole 150 to enable the secure mounting of the infusion container clamping device. Alternatively, a plurality of mounting holes 150 may be provided, for example, two, three, etc., with the plurality of mounting holes 150 being spaced apart along the diameter of the first arc-shaped groove 101 of the first clip arm 100. The first clamping arm 100 is provided with two mounting holes 150, and the two mounting holes 150 are respectively disposed at two ends of a surface of the first clamping arm 100 facing away from the second clamping arm 200, so as to avoid the first arc-shaped groove 101.

The embodiment of the utility model also provides a liquid dispensing device, which comprises a device main body and the infusion container clamping device, wherein the first clamping arm 100 of the infusion container clamping device is arranged on the device main body, and the opening and closing of the clamping space 300 are realized by rotating the second clamping arm 200 relative to the first clamping arm 100.

Of course, the liquid dispensing device further comprises a mechanical arm for fixing the syringe and driving the syringe to move so as to draw the liquid medicine from the preset infusion container and inject the liquid medicine into the target infusion container.

In summary, the liquid dispensing apparatus of the present utility model includes an infusion container clamping device, where the infusion container clamping device includes a first clamping arm 100 and a second clamping arm 200, and the first clamping arm 100 and the second clamping arm 200 enclose a clamping space 300 together; the first end of the second clamping arm 200 is rotatably mounted at the first end of the first clamping arm 100, such that the first end of the second clamping arm 200 is connected with the first end of the first clamping arm 100, and the second clamping arm 200 rotates relative to the first clamping arm 100, so that the clamping space 300 is opened or enclosed to form the clamping space 300, the operation is simple and reliable, and when the clamping space 300 is opened, the second clamping arm 200 is still connected with the first clamping arm 100, and the second clamping arm 200 can be prevented from being lost. The second end of the second clamping arm 200 is clamped with the second end of the first clamping arm 100, and the second end of the second clamping arm 200 is magnetically attracted with the second end of the first clamping arm 100, so that the second end of the second clamping arm 200 and the second end of the first clamping arm 100 are in dual connection, the connection is stable and reliable, and the infusion container is stably clamped in the clamping space 300. And the clamping connection and the magnetic attraction are both detachably connected, the opening and the locking are simple and convenient to operate, the replacement of the transfusion container is convenient, and the liquid distribution efficiency is improved.

Thus far, the technical solution of the present utility model has been described in connection with the alternative embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.

Claims (10)

1. An infusion container clamping device, comprising: a first clamp arm and a second clamp arm;

the first end of the second clamping arm is rotatably arranged at the first end of the first clamping arm, the second end of the second clamping arm is clamped with the second end of the first clamping arm, and the second clamping arm and the first clamping arm are jointly enclosed to form a clamping space for clamping the infusion container; the second end of the second clamping arm is magnetically attracted to the second end of the first clamping arm.

2. The infusion container clamping device according to claim 1, wherein the second end of the first clamping arm is provided with a first magnetic member and the second end of the second clamping arm is provided with a second magnetic member, the second magnetic member magnetically attracting the first magnetic member.

3. The infusion container clamping device according to claim 2, wherein the first magnetic member is a first magnet and the second magnetic member is a second magnet or a first ferromagnetic member magnetically attractable by the first magnet;

or, the second magnetic member is a third magnet, and the first magnetic member is a second ferromagnetic member magnetically attracted by the third magnet.

4. The infusion container clamping device according to claim 2, wherein the second end of the first clamping arm is provided with a first groove, the first magnetic member being secured within the first groove;

the second end of the second clamping arm is provided with a second groove, and the second magnetic piece is fixed in the second groove.

5. The infusion container clamping device according to any one of claims 1-4, wherein one of the second end of the second clamp arm and the second end of the first clamp arm is provided with a clamping groove, and the other of the second end of the second clamp arm and the second end of the first clamp arm is provided with a buckle, which is clamped with the clamping groove.

6. The infusion container clamping device according to any one of claims 1-4, wherein the second clamp arm comprises a clamp arm body and a hinge portion provided at a first end of the clamp arm body, the hinge portion being provided with a first hinge hole;

a matching groove is formed in one side, away from the clamping space, of the first end of the first clamping arm so as to accommodate the hinge part; the matching groove is provided with a top groove wall and a bottom groove wall which are opposite, the top groove wall and the bottom groove wall are both provided with second hinge holes, and the second hinge holes of the top groove wall and the bottom groove wall are coaxial;

the infusion container clamping device further comprises a hinge shaft, and the hinge shaft penetrates through the first hinge hole and the second hinge hole; the two ends of the hinge shaft are respectively provided with a limiting blocking wall, the limiting blocking wall is positioned at the outer side of the second hinge hole, and the limiting blocking wall is in butt joint with the first clamping arm.

7. The infusion container clamping device according to claim 6, wherein the second clamping arm further comprises a connecting structure arranged at the second end of the clamping arm body, the connecting structure comprises a clamping portion and a magnetic connecting portion, the clamping portion is axially arranged along the clamping space and is clamped with the second end of the first clamping arm, and the magnetic connecting portion is magnetically attracted with the second end of the first clamping arm.

8. The infusion container clamping device according to any one of claims 1-4, wherein a face of the first clamp arm facing the second clamp arm is bent away from the second clamp arm to form a first arc-shaped groove, and an arc-shaped wall surface of the first arc-shaped groove is provided with a first accommodating groove;

one surface of the second clamping arm, which faces the first clamping arm, is bent away from the first clamping arm to form a second arc-shaped groove, and the second arc-shaped groove and the first arc-shaped groove enclose to form the clamping space; the arc wall surface of the second arc-shaped groove is provided with a second accommodating groove;

the second accommodating groove is opposite to the first accommodating groove, and the second accommodating groove and the first accommodating groove jointly enclose to form an annular accommodating cavity so as to accommodate the protruding part at the port of the infusion container.

9. The infusion container clamping device according to any one of claims 1-4, wherein a side of the first clamp arm facing away from the second clamp arm is provided with a mounting hole.

10. A dispensing apparatus comprising an apparatus body and an infusion container clamping device according to any one of claims 1 to 9, a first clamping arm of the infusion container clamping device being mounted to the apparatus body.