CN215900405U

CN215900405U - Disposable negative pressure medicine pumping device

Info

Publication number: CN215900405U
Application number: CN202121706145.5U
Authority: CN
Inventors: 冯媛; 侯丹杰; 许锐; 董丽; 刘华
Original assignee: Xian Childrens Hospital
Current assignee: Xian Childrens Hospital
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-02-25
Anticipated expiration: 2031-07-26

Abstract

The utility model provides a disposable negative pressure medicine pumping device which comprises a placing part, wherein the placing part comprises a cylindrical base, a height lifting assembly, a plurality of long placing pipes and a plurality of short placing pipes, an adjusting cavity is arranged in the cylindrical base, the side wall of the cylindrical base is provided with a U-shaped penetrating hole, the height lifting assembly is rotatably connected with the cylindrical base, the long placing pipes and the short placing pipes are distributed on the cylindrical base in a crossed manner, the lower ends of the short placing pipes are fixedly connected to the cylindrical base, and the lower ends of the long placing pipes penetrate through the cylindrical base and are positioned in the adjusting cavity; the functional part comprises a cylindrical adjusting disc, a bottle opening assembly and a medicine pumping assembly, a bottle opening cavity and a medicine pumping cavity are arranged in the cylindrical adjusting disc, the bottle opening assembly is movably connected in the bottle opening cavity, the medicine pumping assembly is movably connected in the medicine pumping cavity, and an insertion column fixedly connected with the cylindrical adjusting disc is arranged in the middle of the bottom wall of the cylindrical adjusting disc; the placing part is detachably connected with the functional part; realize a plurality of ampoule and open simultaneously through the subassembly of opening the bottle, and draw the liquid in it through drawing the medicine subassembly.

Description

Disposable negative pressure medicine pumping device

Technical Field

The utility model relates to the technical field of medical supplies, in particular to a disposable negative-pressure medicine pumping device.

Background

In clinical treatment, doctors often give orders for medicines according to the weight and the state of illness of patients, for example, one ampoule of amino acid is 20ml, the dosage of one patient is 200ml, namely 10 patients need 300 patients even if only 10 patients need to be injected every day, the number of patients in work is more than that, medical staff need to open one ampoule and then draw and inject the patients into a saline bag one by one, which is inconvenient and greatly enhances the workload of the medical staff, and in the project, not only is the risk that the medical staff is scratched by the ampoule and cannot draw and inject the liquid into the saline bag immediately after the ampoule is opened, but also the risk that the ampoule is polluted in the large environment of a hospital is caused;

in view of the above, there is a need for a disposable negative pressure drug drawing device that solves the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a disposable negative-pressure medicine extracting device which can open a plurality of ampoule bottles in words and has no contact with medical staff in the extracting process.

In order to achieve the purpose, the utility model adopts the technical scheme that: a disposable negative pressure drug drawing device comprising:

the device comprises a placing part, a lifting mechanism and a lifting mechanism, wherein the placing part comprises a cylindrical base, a height lifting assembly, a plurality of long placing pipes and a plurality of short placing pipes, an adjusting cavity is arranged in the cylindrical base, a U-shaped penetrating hole is formed in the side wall of the cylindrical base, the height lifting assembly is rotatably connected with the cylindrical base, the long placing pipes and the short placing pipes are distributed on the cylindrical base in a crossed mode, the lower ends of the short placing pipes are fixedly connected to the cylindrical base, and the lower ends of the long placing pipes penetrate through the cylindrical base and are located in the adjusting cavity;

the functional part comprises a cylindrical adjusting disc, a bottle opening assembly and a medicine pumping assembly, a bottle opening cavity and a medicine pumping cavity are arranged in the cylindrical adjusting disc, the bottle opening assembly is movably connected in the bottle opening cavity, the medicine pumping assembly is movably connected in the medicine pumping cavity, and an insertion column fixedly connected with the cylindrical adjusting disc is arranged in the middle of the bottom wall of the cylindrical adjusting disc;

the placing part is detachably connected with the functional part.

Preferably, high lifting subassembly includes the rolling disc, the rotation post, screens handle and a plurality of slope adjustment assembly, the rolling disc is located the regulation cavity, the rotation post lower extreme pierces through cylindricality base and rolling disc fixed connection, and rotation post and cylindricality base swing joint, screens handle one end fixed connection is on the rolling disc lateral wall, one end pierces through the U type and penetrates the hole, slope adjustment assembly is the even fixed connection of annular on the rolling disc, be equipped with on the rotation post top wall and insert post assorted patchhole.

Preferably, the slope adjusting assembly comprises an inclined block, a rectangular block, a spring and a movable plate, the inclined block is fixedly connected to the rotating disc, the rectangular block is fixedly connected to the lower end of the right side of the inclined block, one end of the spring is fixedly connected to the top of the rectangular block, and the other end of the spring is fixedly connected with the movable plate.

Preferably, open a bottle subassembly and include a plurality of bottle section of thick bamboo, fluted disc and a plurality of cutting piece of opening, open a bottle section of thick bamboo upper end and pierce through cylindricality adjusting disc and its top rotate to be connected on opening a bottle chamber roof, the fluted disc with open a bottle section of thick bamboo meshing and be connected, and the fluted disc intermediate position is equipped with the dysmorphism hole, cutting piece fixed connection opens a bottle section of thick bamboo inner wall lower extreme.

Preferably, the medicine extracting assembly comprises a plurality of medicine extracting barrels, a plurality of liquid extracting pipes, a piston, a drawing handle and a medicine discharging pipe, the medicine extracting barrels are fixedly connected to a cylindrical adjusting disc, one end of each liquid extracting pipe is fixedly connected to the inside of the liquid extracting barrel, the other end of each liquid extracting pipe penetrates through the cylindrical adjusting disc and then is fixedly connected to the inside of the medicine extracting cavity, the piston is located in the medicine extracting cavity, the lower end of the drawing handle penetrates through the cylindrical adjusting disc and then is fixedly connected with the piston, the drawing handle is connected with a special-shaped hole in a clamped mode, one end of the medicine discharging pipe is fixedly connected to the bottom wall of the medicine extracting cavity, and the other end of the medicine discharging pipe is located outside the function portion.

Preferably, the medicine extracting barrel and the bottle opening barrel are uniformly distributed on the cylindrical adjusting disc in a circular and crossed manner.

Preferably, a one-way liquid inlet valve is arranged in the liquid pumping pipe, and a one-way liquid outlet valve is arranged in the medicine discharging pipe.

Preferably, the bottom of the cylindrical base is provided with a plurality of suckers.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the disposable negative-pressure medicine drawing device, the purpose of opening a plurality of ampoule bottles at a time is achieved due to the arrangement of the bottle opening assembly, and medical staff do not make secondary contact with the ampoule bottles in the processes from bottle opening to medicine drawing, so that the medical staff are prevented from being accidentally injured due to secondary contact, and the possibility of polluting medicines in the ampoule bottles is avoided.

2. According to the disposable negative-pressure medicine extracting device, the placing part can be used for fixing a plurality of ampoule bottles, and the height lifting assembly can be self-adaptively adjusted according to the ampoule bottles with different sizes due to the arrangement of the gradient adjusting assembly.

Drawings

FIG. 1 is a schematic view of the overall structure of a disposable negative pressure drug-pumping device provided by the present invention;

FIG. 2 is a schematic cross-sectional view of a bottle opener assembly according to an embodiment of the present invention;

figure 3 is a schematic cross-sectional view of a drug withdrawal assembly in an embodiment of the present invention;

FIG. 4 is a schematic diagram of the internal cross-sectional structure of the entertainment base according to an embodiment of the present invention;

FIG. 5 is a cross-sectional schematic view of a grade adjustment assembly in an embodiment of the present invention;

FIG. 6 is a schematic view showing a dispersed structure of the draw handle and the irregular hole according to the embodiment of the present invention;

description of reference numerals:

1. a placement section; 10. a cylindrical base; 101. adjusting the cavity; 102. a U-shaped through hole; 105. a suction cup; 11. a height lift assembly; 110. rotating the disc; 111. rotating the column; 1110. an insertion hole; 112. a clamping handle; 113. a grade adjustment assembly; 1130. a sloping block; 1131. a rectangular block; 1132. a spring; 1133. a movable plate; 12. a long placing tube; 13. a short placing tube;

2. a functional section; 20. a cylindrical adjustment disk; 201. opening the bottle cavity; 202. a medicine pumping cavity; 203. inserting the post; 21. a bottle opener assembly; 210. opening the bottle barrel; 211. a fluted disc; 2110. a profiled hole; 212. cutting the slices; 22. a drug drawing assembly; 220. drawing a medicine box; 221. a liquid pumping pipe; 2210. a one-way liquid inlet valve; 222. a piston; 223. pulling out the handle; 224. a medicine discharge pipe; 2240. a one-way drain valve;

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

The device comprises a placing part 1, wherein the placing part 1 comprises a cylindrical base 10, a height lifting assembly 11, a plurality of long placing pipes 12 and a plurality of short placing pipes 13, an adjusting cavity 101 is arranged in the cylindrical base 10, the side wall of the cylindrical base 10 is provided with a U-shaped penetrating hole 102, the height lifting assembly 11 is rotatably connected with the cylindrical base 10, the long placing pipes 12 and the short placing pipes 13 are distributed on the cylindrical base 10 in a crossed manner, the lower ends of the short placing pipes 13 are fixedly connected to the cylindrical base 10, and the lower ends of the long placing pipes 13 penetrate through the cylindrical base 10 and are located in the adjusting cavity 101;

the functional part 2 comprises a cylindrical adjusting disk 20, a bottle opening assembly 21 and a medicine extracting assembly 22, a bottle opening cavity 201 and a medicine extracting cavity 202 are arranged in the cylindrical adjusting disk 20, the bottle opening assembly 21 is movably connected in the bottle opening cavity 201, the medicine extracting assembly 22 is movably connected in the medicine extracting cavity 202, and an inserting column 203 fixedly connected with the bottom wall of the cylindrical adjusting disk 20 is arranged in the middle of the bottom wall of the cylindrical adjusting disk 20;

the placing part 1 and the function part 2 are detachably connected.

When the ampoule bottle opener is used specifically, a plurality of ampoule bottles are sequentially placed into the long placing tube 12, then the cylindrical adjusting disk 20 is buckled through the buckling connection of the inserting column 203 and the inserting hole 1110, and it is worth noting that the bottle opening cylinder 210 is aligned with the long placing tube 12 during the buckling, in the buckling process of the ampoule bottles and the long placing tube, the bottle necks of the ampoule bottles are clamped at the cutting blade 212 in the bottle opening cylinder 210, then the cylindrical adjusting disk 20 is held, the pulling handle 223 is rotated, the pulling handle 223 and the special-shaped hole 2110 are clamped to drive the fluted disc 211 to rotate, the fluted disc 2110 drives the bottle opening cylinder 210 to rotate through the meshing action, so that the purpose of cutting the ampoule bottle necks is achieved, after the cutting is finished, the cylindrical adjusting disk 20 is rotated, the ampoule bottle necks are separated from the bottle body through the rotation of the cylindrical adjusting disk 20, after the long placing tube 12 is aligned with the pulling cylinder 220, the long placing tube 12 and the pulling cylinder 220 are separated, and the ampoule bottles fall into the short placing tube 13 along with the rotation, after the division is finished, the clamping handle 112 is pulled to pull the ampoule from one side of the U-shaped penetration hole 102 to the other side, at this time, the bottom of the ampoule bottle is gradually raised to the movable plate 1133 from one side of the inclined block of the gradient adjusting component 113, because the ampoule bottle has a plurality of different specifications, the downward pressure formed by the bottom of the ampoule bottle with different specifications to the movable plate 1133 is different, the elastic force of the spring 1132 is used for adjusting to ensure that the upper end of the cut ampoule bottle can be inserted into the medicine extracting box 220, then the pulling handle 223 is lifted upwards, the pulling handle 223 drives the piston 222 to move upwards, negative pressure is formed in the medicine extracting cavity 202, under the action of the negative pressure, the one-way liquid inlet valve 2210 in the medicine extracting pipe 221 is opened, at this time, the negative pressure extracts the medicine liquid in the ampoule bottle into the medicine extracting cavity 202 through the plurality of the medicine extracting pipes 221, after the extraction is finished, the one-way liquid inlet valve is closed under its own action, then the downward pressure is formed by the pulling handle 223, the pressing force of the medicine liquid extracting handle 223 presses the medicine liquid in the medicine extracting cavity 202 to salt or a prepared in advance through the medicine discharging pipe 224 Is in the brine bottle, and during this discharge, the one-way drain valve 2240 is passively opened while the one-way intake valve 2210 is in a closed state.

Specifically, the height lifting assembly 11 includes a rotating disc 110, a rotating column 111, a clamping handle 112 and a plurality of gradient adjusting assemblies 113, the rotating disc 110 is located in the adjusting cavity 101, the lower end of the rotating column 111 penetrates through the cylindrical base 10 and is fixedly connected with the rotating disc 110, the rotating column 111 is movably connected with the cylindrical base 10, one end of the clamping handle 112 is fixedly connected to the side wall of the rotating disc 110, and the other end penetrates through the U-shaped penetrating hole 102, the gradient adjusting assemblies 113 are uniformly and fixedly connected to the rotating disc 110 in an annular shape, and an insertion hole 1110 matched with the insertion column 203 is formed in the top wall of the rotating column 111; the rotation of the clamping handle 112 drives the rotation disc 110 to rotate, and the rotation of the rotation disc 110 drives the rotation of the gradient adjusting component 113, so as to raise the position of the ampoule bottle along with the rotation of the gradient adjusting component 113.

Specifically, the gradient adjustment assembly 113 comprises an incline block 1130, a rectangular block 1131, a spring 1132 and a movable plate 1133, wherein the incline block 1130 is fixedly connected to the rotating disc 110, the rectangular block 1131 is fixedly connected to the lower end of the right side of the incline block, one end of the spring 1132 is fixedly connected to the top of the rectangular block 1131, and the other end of the spring 1132 is fixedly connected to the movable plate 1133; in the passive rotating process of the slope adjusting assembly 113, the bottom of the ampoule bottle is moved to the movable plate 1133 by the inclined block 1130 to realize the lifting of the ampoule bottle, and because the ampoule bottle has specification difference and different height, the spring 1132 at the bottom of the movable plate 1133 can generate different elastic force according to the different heights of the ampoule bottle to clamp the upper ends of the ampoule bottles with different specifications into the medicine extracting case 220.

Specifically, the bottle opening assembly 21 includes a plurality of bottle opening cylinders 210, a toothed disc 211 and a plurality of cutting blades 212, the upper ends of the bottle opening cylinders 210 penetrate through the cylindrical adjusting disc 20, the tops of the bottle opening cylinders are rotatably connected to the top wall of the bottle opening cavity 201, the toothed disc 211 is engaged with the bottle opening cylinders 210, the middle positions of the toothed disc 211 are provided with the irregular holes 2110, and the cutting blades 212 are fixedly connected to the lower ends of the inner walls of the bottle opening cylinders 210; the bottle opening assembly 21 is clamped into the cutting blade 212 arranged in the bottle opening cylinder 210 through the upper end of the ampoule bottle, the fluted disc 211 rotates to drive the bottle opening cylinder 210 to rotate, and then the ampoule bottle neck is cut through the cutting blade 212.

Specifically, the drawing drug assembly 22 includes a plurality of drawing drug barrels 220, a plurality of drawing tubes 221, a piston 222, a drawing handle 223 and a medicine discharge tube 224, the drawing drug barrel 220 is fixedly connected to the column-shaped adjusting plate 20, one end of the drawing tube 221 is fixedly connected to the inside of the drawing drug barrel 220, the other end of the drawing tube penetrates through the column-shaped adjusting plate 20 and then fixedly connected to the inside of the medicine discharge cavity 202, the piston 222 is located inside the medicine discharge cavity 202, the lower end of the drawing handle 223 penetrates through the column-shaped adjusting plate 20 and then fixedly connected to the piston 222, the drawing handle 223 is connected to the irregularly-shaped hole 2110 in a clamped manner, one end of the medicine discharge tube 224 is fixedly connected to the bottom wall of the medicine discharge cavity 202, and the other end of the medicine discharge tube is located outside the functional part 2.

Specifically, the drug extracting cylinder 220 and the bottle opener cylinder 210 are uniformly distributed on the cylindrical adjusting disk 20 in a circular shape in a crossed manner.

Specifically, a one-way liquid inlet valve 2210 is arranged in the liquid pumping pipe 221, and a one-way liquid outlet valve 2240 is arranged in the medicine discharge pipe 224; the movement of the piston 222 is driven by the movement of the upper and lower positions of the pumping handle 223 to form negative pressure in the medicine pumping cavity 202, when the pumping handle 223 moves upwards, the formed negative pressure opens the one-way liquid inlet valve 2210 in the liquid pumping pipe 221, so that the purpose of pumping the liquid medicine in the ampoule bottle to the medicine pumping cavity 202 through the negative pressure is realized, and when the pumping handle 223 is pressed downwards, the downward pressure of the piston 222 extrudes the liquid medicine to push the one-way liquid discharge valve 2240 open, so that the liquid medicine is discharged into the saline bag or the saline bottle which is connected in advance through the medicine discharge pipe 224.

Specifically, the bottom of the cylindrical base 10 is provided with a plurality of suckers 105; the suction cup 105 of the cylindrical base 10 allows the device as a whole to be fixed on a flat surface for a short time and to be easily removed after use.

The present invention has been further described with reference to the examples, but the present invention is not limited to the above-described embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A disposable negative pressure drug drawing device is characterized by comprising:

the device comprises a placing part (1), wherein the placing part (1) comprises a cylindrical base (10), a height lifting assembly (11), a plurality of long placing pipes (12) and a plurality of short placing pipes (13), an adjusting cavity (101) is arranged in the cylindrical base (10), the side wall of the cylindrical base (10) is provided with a U-shaped penetrating hole (102), the height lifting assembly (11) is rotatably connected with the cylindrical base (10), the long placing pipes (12) and the short placing pipes (13) are distributed on the cylindrical base (10) in a crossed manner, the lower ends of the short placing pipes (13) are fixedly connected to the cylindrical base (10), and the lower ends of the long placing pipes (13) penetrate through the cylindrical base (10) and are located in the adjusting cavity (101);

the medicine bottle opener is characterized by comprising a functional part (2), wherein the functional part (2) comprises a cylindrical adjusting disc (20), a bottle opening assembly (21) and a medicine pumping assembly (22), a bottle opening cavity (201) and a medicine pumping cavity (202) are formed in the cylindrical adjusting disc (20), the bottle opening assembly (21) is movably connected into the bottle opening cavity (201), the medicine pumping assembly (22) is movably connected into the medicine pumping cavity (202), and an inserting column (203) fixedly connected with the cylindrical adjusting disc (20) is arranged in the middle of the bottom wall of the cylindrical adjusting disc;

the placing part (1) and the function part (2) are detachably connected.

2. The disposable negative pressure drug drawing device of claim 1, wherein:

high lifting subassembly (11) include rolling disc (110), rotation post (111), screens handle (112) and a plurality of slope adjustment subassembly (113), rolling disc (110) are located in regulation cavity (101), rotation post (111) lower extreme pierces through cylindricality base (10) with rolling disc (110) fixed connection, just rotation post (111) with cylindricality base (10) swing joint, screens handle (112) one end fixed connection in on rolling disc (110) lateral wall, one end pierces through U type penetration hole (102), slope adjustment subassembly (113) be the even fixed connection of annular in on rolling disc (110), be equipped with on rotation post (111) roof with insert post (203) assorted patchhole (1110).

3. The disposable negative pressure drug drawing device of claim 2, wherein:

the slope adjustment assembly (113) comprises an inclined block (1130), a rectangular block (1131), a spring (1132) and a movable plate (1133), wherein the inclined block (1130) is fixedly connected to the rotating disc (110), the rectangular block (1131) is fixedly connected to the lower end of the right side of the inclined block, one end of the spring (1132) is fixedly connected to the top of the rectangular block (1131), and the other end of the spring is fixedly connected with the movable plate (1133).

4. The disposable negative pressure drug drawing device of claim 2, wherein:

open a bottle subassembly (21) and include a plurality of bottle section of thick bamboo (210), fluted disc (211) and a plurality of cutting piece (212) of opening, open a bottle section of thick bamboo (210) upper end and pierce through cylindricality adjusting disk (20) and its top rotate connect in open on bottle chamber (201) the roof, fluted disc (211) with open a bottle section of thick bamboo (210) meshing connection, just fluted disc (211) intermediate position is equipped with dysmorphism hole (2110), cutting piece (212) fixed connection in open a bottle section of thick bamboo (210) inner wall lower extreme.

5. The disposable negative pressure drug drawing device of claim 4, wherein:

the medicine extracting assembly (22) comprises a plurality of medicine extracting barrels (220), a plurality of liquid extracting pipes (221), a piston (222), a pulling handle (223) and a medicine discharging pipe (224), the medicine extracting barrels (220) are fixedly connected to the cylindrical adjusting disc (20), one end of the liquid extracting pipes (221) is fixedly connected to the inside of the medicine extracting barrels (220), the other end of the liquid extracting pipes penetrates through the cylindrical adjusting disc (20) and then fixedly connected to the inside of the medicine extracting cavity (202), the piston (222) is located in the medicine extracting cavity (202), the lower end of the pulling handle (223) penetrates through the rear portion of the cylindrical adjusting disc (20) and the piston (222) and the pulling handle (223) is connected with the special-shaped hole (2110) in a clamped mode, one end of the medicine discharging pipe (224) is fixedly connected to the bottom wall of the medicine extracting cavity (202), and the other end of the medicine discharging pipe (224) is located outside the functional portion (2).

6. The disposable negative pressure drug drawing device of claim 5, wherein:

the medicine extracting barrel (220) and the bottle opening barrel (210) are uniformly distributed on the cylindrical adjusting disc (20) in a circular shape in a crossed mode.

7. The disposable negative pressure drug drawing device of claim 5, wherein:

a one-way liquid inlet valve (2210) is arranged in the liquid pumping pipe (221), and a one-way liquid discharge valve (2240) is arranged in the medicine discharge pipe (224).

8. The disposable negative pressure drug drawing device of claim 1, wherein: the bottom of the cylindrical base (10) is provided with a plurality of suckers (105).