CN215460241U - Automatic and accurate preparation device for parenteral nutrient solution - Google Patents
Automatic and accurate preparation device for parenteral nutrient solution Download PDFInfo
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- CN215460241U CN215460241U CN202121894289.8U CN202121894289U CN215460241U CN 215460241 U CN215460241 U CN 215460241U CN 202121894289 U CN202121894289 U CN 202121894289U CN 215460241 U CN215460241 U CN 215460241U
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Abstract
The utility model discloses an automatic and accurate preparation device of parenteral nutrient solution, which comprises an equipment platform and a plurality of metering pumps, wherein each metering pump is respectively connected with a liquid inlet pipe and a liquid outlet pipe; according to the utility model, various liquids are automatically and quantitatively filled into the nutrient solution bag by using the metering pump, medical personnel only need to set the filling amount parameters of the various liquids and then regularly replace the liquid bag, so that the operation is very easy and the filling and metering are accurate; in addition, the nutrient solution bag shakes the tray and can ensure that various liquids entering the nutrient solution bag are uniformly mixed, thereby realizing high-quality preparation of parenteral nutrient solution.
Description
Technical Field
The utility model relates to the field of liquid preparation equipment, in particular to an automatic and accurate preparation device for parenteral nutrient solution.
Background
The supply of the parenteral nutrient solution is an important means for nutrition support of patients before and after operations and critically ill patients, the preparation method of the parenteral nutrient solution which is commonly used clinically at present is manual preparation, medical staff respectively extracts various liquids required by the preparation and fills the liquids into nutrient solution bags and then uniformly mixes the liquids, and the defects of the preparation are long time consumption, large workload and inaccurate dosage, so that the parenteral nutrient solution automatic preparation device which can replace manual operation and can ensure accurate dosage is needed.
SUMMERY OF THE UTILITY MODEL
In view of the problems in the background art, the utility model aims to provide an automatic and accurate parenteral nutrient solution preparation device, which effectively solves the problems in the background art.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an automatic accurate preparation device of parenteral nutrient solution, includes the equipment platform and from top to bottom sets gradually a plurality of measuring pump on the equipment platform, is connected with a feed liquor pipe and a drain pipe on each measuring pump respectively, the downstream side of feed liquor pipe and the upstream side of drain pipe are provided with the check valve respectively, and the upstream side of each feed liquor pipe detachable respectively is connected with the liquid bag, and the low reaches of each drain pipe are connected with out the liquid main pipe jointly, the downstream side detachable of going out the liquid main pipe is connected with the replacement pipe, the downstream side detachable of replacement pipe is connected with the nutrient solution bag, it rocks the tray still to be provided with the nutrient solution bag on the equipment platform.
Further, a first upright column and a second upright column are further arranged on the equipment platform, a liquid bag hook is arranged on the first upright column, and a liquid outlet main pipe hook is arranged on the second upright column.
Furthermore, the nutrient solution bag shaking tray comprises an accommodating box, a tray platform, a sliding block and a sliding rail which are sequentially arranged from top to bottom, the upper side of the accommodating box is provided with an opening, the nutrient solution bags enter and exit through the upper side opening of the accommodating box, the width of each nutrient solution bag is equal to the width of an inner cavity of the accommodating box, the accommodating box is further symmetrically provided with two nutrient solution bag auxiliary plates, the two nutrient solution bag auxiliary plates are slidably arranged on the accommodating box through the sliding rod respectively, and an elastic element tending to enable the two nutrient solution bag auxiliary plates to approach each other is further arranged between the nutrient solution bag auxiliary plates and the accommodating box in a matched manner; the tray platform sets firmly on the slider, the slider cooperation is installed in the slide rail, the slide rail is fixed to be installed on the equipment platform, still be provided with motor drive's carousel on the equipment platform, eccentric articulated there is the connecting rod on the carousel, the other end of connecting rod articulates on the slider.
Furthermore, the elastic element is a pressure spring sleeved on the sliding rod between the nutrient solution bag auxiliary plate and the accommodating box.
Furthermore, a limiting plate is fixedly arranged at one end of the sliding rod, which is positioned outside the containing box, and when the limiting plate is attached to the outer wall of the containing box, the distance between the two nutrient solution bag auxiliary plates is 2-5 mm.
The utility model has the following beneficial technical effects:
according to the utility model, various liquids required for preparation are automatically and quantitatively filled into the nutrient solution bag by using the metering pump, medical personnel only need to set the filling amount parameters of the various liquids and then regularly replace the liquid bag, so that the operation is very easy and the filling and metering are accurate; in addition, the nutrient solution bag rocks the tray and can guarantee that the various liquid misce benes in getting into the nutrient solution bag realizes the high quality of parenteral nutrient solution and prepares, and this application modern design, convenient to use is fit for using widely.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of the nutrient solution bag shaking tray at the right view angle in the embodiment of the utility model.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and fig. 2, the device for automatically and accurately preparing parenteral nutrition solution in this embodiment comprises an equipment platform 1 and four metering pumps 2 sequentially arranged on the equipment platform 1 from top to bottom, the structural principle of the metering pumps 2 is the prior art, referring to the existing large-capacity medical electric injection pump, each metering pump 2 is respectively connected with a liquid inlet pipe 3 and a liquid outlet pipe 4, the downstream side of the liquid inlet pipe 3 and the upstream side of the liquid outlet pipe 4 are respectively provided with a one-way valve 5, the upstream side of each liquid inlet pipe 3 is respectively detachably connected with a liquid bag 6, the one-way valve 5 on the liquid inlet pipe 3 is not communicated when the piston of the metering pump 2 is fed, the liquid in the piston cylinder enters the liquid outlet pipe 4, the one-way valve 5 on the liquid outlet pipe 4 is not communicated when the piston of the metering pump 2 is pumped out, the liquid in the liquid bag 6 is pumped into the piston cylinder, the downstream of each liquid outlet pipe 4 is commonly connected with a liquid outlet dry pipe 7, the downstream side detachable of going out liquid trunk 7 is connected with and replaces pipe 8, and the downstream side detachable of replacing pipe 8 is connected with nutrient solution bag 9, and is specific, replaces upstream side and the downstream side of pipe 8 and inserts respectively and establish on going out liquid trunk 7 and nutrient solution bag 9, still is provided with the nutrient solution bag on the equipment platform 1 and rocks tray 10.
Still be provided with first stand 11 and second stand 12 on the equipment platform 1, be provided with liquid bag couple 13 on the first stand 11, liquid bag couple 13 sets gradually four from top to bottom, and each liquid bag couple 13 corresponds with measuring pump 2 from top to bottom in proper order, makes things convenient for medical staff to judge the liquid bag 6 that each measuring pump 2 corresponds, is provided with out liquid dry tube couple 14 on the second stand 12, and it establishes on a liquid dry tube couple 14 to go out liquid dry tube 7 to hang.
The nutrient solution bag shaking tray 10 comprises a containing box 15, a tray platform 16, a sliding block 17 and a sliding rail 18 which are sequentially arranged from top to bottom, the upper side opening of the containing box 15 is provided, the nutrient solution bags 9 enter and exit through the upper side opening of the containing box 15, the width of the nutrient solution bags 9 is equal to the width of an inner cavity of the containing box 15, the nutrient solution bags 9 are prevented from greatly shifting left and right in the containing box 15, two nutrient solution bag auxiliary plates 19 are symmetrically arranged on the containing box 15, the two nutrient solution bag auxiliary plates 19 can be respectively arranged on the containing box 15 in a front-back sliding mode through sliding rods 20, and elastic elements 21 tending to enable the two nutrient solution bag auxiliary plates 19 to approach each other are further arranged between the nutrient solution bag auxiliary plates 19 and the containing box 15 in a matching mode; the tray platform 16 is fixedly arranged on the sliding block 17, the sliding block 17 is arranged in the sliding rail 18 in a matching manner, the sliding block 17 can slide left and right in the sliding rail 18, the sliding rail 18 is fixedly arranged on the equipment platform 1, the equipment platform 1 is also provided with a rotary table 23 driven by a motor 22, the rotary table 23 is eccentrically hinged with a connecting rod 24, the other end of the connecting rod 24 is hinged on the sliding block 17, the sliding block 17 is driven by the connecting rod 24 to slide left and right in the sliding rail 18 when the rotary table 23 rotates, the preferable moving speed of the sliding block 17 is 0.1-0.2m/s, and the one-way moving distance of the sliding block 17 is 20 cm.
The elastic element 21 is a pressure spring sleeved on the slide rod 20 between the nutrient solution bag auxiliary plate 19 and the containing box 15, and the preferred pressure spring is a 304 stainless steel pressure spring with a wire diameter of 0.5mm, a diameter of 10mm and a length of 50mm, so that excessive resistance cannot be caused to the expansion of the nutrient solution bag 9 on the premise of supporting the nutrient solution bag 9, and liquid can be smoothly poured into the nutrient solution bag 9 under the pumping action of the metering pump 2; a limiting plate 25 is fixedly arranged at one end of the sliding rod 20, which is positioned outside the accommodating box 15, when the limiting plate 25 is attached to the outer wall of the accommodating box 15, the distance between the two nutrient solution bag auxiliary plates 19 is 2-5mm, so that medical staff can conveniently insert a new flat-sheet-shaped nutrient solution bag 9 for next filling; nutrient solution bag 9 is last to be provided with inlet, gas vent, first infusion mouth and second infusion mouth, and first infusion mouth and second infusion mouth are used for connecting the transfusion system and give patient's input nutrient solution, and the downstream side of replacing pipe 8 is inserted and is established on the inlet.
The working principle of the embodiment is as follows:
a new nutrient solution bag 9 and a new replacement tube 8 are needed to be used for each filling, the replacement tube 8 is connected with the liquid outlet dry tube 7 and the nutrient solution bag 9, then the nutrient solution bag 9 is placed between two nutrient solution bag auxiliary plates 19 in the containing box 15, filling is started after the filling quantity parameters of each metering pump 2 are set, each metering pump 2 pumps the corresponding liquid into the nutrient solution bag 9 and automatically stops when the pumping quantity is reached, the nutrient solution bag shaking tray 10 is opened when the filling quantity in the nutrient solution bag 9 is close to one third, the mixing effect of each liquid entering the nutrient solution bag 9 is ensured, the nutrient solution bag 9 and the replacement tube 8 are taken down after all liquid is filled, then the next filling operation is continued, and in the actual operation, the allowance of the liquid bag 6 needs to be observed, and the liquid bag 6 with insufficient liquid needs to be replaced in time; compared with the prior art, the metering pump 2 is used for automatically and quantitatively filling various liquids required by preparation into the nutrient solution bag 9, medical staff only need to set filling quantity parameters of the various liquids and then regularly replace the liquid bag 6, the operation is very easy, and the filling and metering are accurate; in addition, the nutrient solution bag shaking tray 10 can ensure that various liquids entering the nutrient solution bag 9 are uniformly mixed, and high-quality preparation of parenteral nutrient solution is realized.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (5)
1. The utility model provides an automatic accurate preparation device of parenteral nutrient solution, a serial communication port, include the equipment platform and from top to bottom set gradually a plurality of measuring pump on the equipment platform, be connected with a feed liquor pipe and a drain pipe on each measuring pump respectively, the downstream side of feed liquor pipe and the upstream side of drain pipe are provided with the check valve respectively, and the upstream side of each feed liquor pipe is detachable respectively and is connected with the liquid bag, and the low reaches of each drain pipe are connected with out the liquid main, the downstream side detachable of going out the liquid main is connected with the replacement pipe, the downstream side detachable of replacement pipe is connected with the nutrient solution bag, it rocks the tray still to be provided with the nutrient solution bag on the equipment platform.
2. The device of claim 1, wherein the equipment platform further comprises a first column and a second column, the first column is provided with a liquid bag hook, and the second column is provided with a liquid outlet dry pipe hook.
3. The device for automatically and accurately preparing the parenteral nutrient solution according to claim 1, wherein the nutrient solution bag shaking tray comprises a containing box, a tray platform, a sliding block and a sliding rail which are sequentially arranged from top to bottom, the upper opening of the containing box is provided, the nutrient solution bag enters and exits through the upper opening of the containing box, the width of the nutrient solution bag is equal to the width of an inner cavity of the containing box, two nutrient solution bag auxiliary plates are symmetrically arranged on the containing box, the two nutrient solution bag auxiliary plates are respectively arranged on the containing box in a sliding way through sliding rods, and an elastic element tending to enable the two nutrient solution bag auxiliary plates to approach each other is further arranged between the nutrient solution bag auxiliary plates and the containing box in a matching way; the tray platform sets firmly on the slider, the slider cooperation is installed in the slide rail, the slide rail is fixed to be installed on the equipment platform, still be provided with motor drive's carousel on the equipment platform, eccentric articulated there is the connecting rod on the carousel, the other end of connecting rod articulates on the slider.
4. The device of claim 3, wherein the elastic element is a compression spring fitted on the sliding rod between the auxiliary plate of the nutrient solution bag and the containing box.
5. The automatic and accurate parenteral nutrient solution preparation device according to claim 4, wherein a limiting plate is fixedly arranged at one end of the sliding rod, which is positioned outside the containing box, and when the limiting plate is attached to the outer wall of the containing box, the distance between the two auxiliary plates of the nutrient solution bags is 2-5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121894289.8U CN215460241U (en) | 2021-08-13 | 2021-08-13 | Automatic and accurate preparation device for parenteral nutrient solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121894289.8U CN215460241U (en) | 2021-08-13 | 2021-08-13 | Automatic and accurate preparation device for parenteral nutrient solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215460241U true CN215460241U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121894289.8U Active CN215460241U (en) | 2021-08-13 | 2021-08-13 | Automatic and accurate preparation device for parenteral nutrient solution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215460241U (en) |
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2021
- 2021-08-13 CN CN202121894289.8U patent/CN215460241U/en active Active
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