CN113288802A - Nutrient solution supply device - Google Patents
Nutrient solution supply device Download PDFInfo
- Publication number
- CN113288802A CN113288802A CN202110493322.4A CN202110493322A CN113288802A CN 113288802 A CN113288802 A CN 113288802A CN 202110493322 A CN202110493322 A CN 202110493322A CN 113288802 A CN113288802 A CN 113288802A
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- Prior art keywords
- liquid storage
- storage container
- cleaning
- extrusion plate
- sliding block
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/05—Containers specially adapted for medical or pharmaceutical purposes for collecting, storing or administering blood, plasma or medical fluids ; Infusion or perfusion containers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/1412—Containers with closing means, e.g. caps
Abstract
The invention is suitable for the related technical field of medical equipment, and provides a nutrient solution supply device which comprises a liquid storage container, a transfusion pipeline, a cover plate, a cleaning extrusion plate, a connecting pipeline and a sealing baffle plate, wherein the cover plate is fixedly connected with a plurality of connecting rods nested in the cleaning extrusion plate, and a clamping mechanism movably clamped with the connecting rods is arranged in the cleaning extrusion plate; a cleaning ring fixed on the cleaning extrusion plate is arranged between the outer wall of the cleaning extrusion plate and the liquid storage container; a one-way component is arranged in the connecting pipeline; be provided with the first gas vent of a plurality of on the stock solution container casing, seal baffle set up in with first gas vent complex second gas vent realizes after using up the nutrient solution, can be quick clean stock solution container inner wall to discharge remaining nutrient solution through the infusion pipeline, easy operation is convenient and quick.
Description
Technical Field
The invention belongs to the technical field related to medical equipment, and particularly relates to a nutrient solution supply device.
Background
Nutritional solutions are presented in medicine to the nutritional problems of persons with difficulty in chewing and swallowing themselves, and are generally administered clinically in regular or irregular manner and by means of a syringe to a patient, or are delivered to the patient in drops with medication.
In the pediatric medical field in particular, pediatric patients often have problems of failing to chew and swallow themselves, and thus a nutrient solution supply device has been proposed on the market.
At present, in a nutrient solution supply device, different nutrient solutions are generally injected into a liquid storage container according to the proportion of doctors, and then are supplied to an execution module through a pipeline.
The above supply method has the following problems that the liquid storage container needs to be manually carried to a cleaning place for cleaning after each use, the time and the labor are consumed, the human resource waste is caused, and if the liquid storage container is directly scrapped, the material waste is caused.
Disclosure of Invention
The embodiment of the invention aims to provide a nutrient solution supply device, and aims to solve the problems that after a liquid storage container is used each time, the liquid storage container needs to be manually taken to a cleaning place for cleaning, time and labor are consumed, human resources are wasted, and if the liquid storage container is directly scrapped, materials are wasted.
The embodiment of the invention is realized in such a way that the nutrient solution supply device comprises a liquid storage container, a transfusion pipeline and a cover plate arranged at the top of the liquid storage container, and the device further comprises:
the cleaning extrusion plate is arranged in the liquid storage container and is positioned at one end close to the cover plate of the liquid storage container;
the connecting pipeline is arranged on the cover plate and is fixed on the cleaning extrusion plate to be communicated with the inner cavity of the liquid storage container; and
the sealing baffle is fixed at the edge of the cover plate and is nested in the shell of the liquid storage container;
the cover plate is fixedly connected with a plurality of connecting rods nested in the cleaning extrusion plate, and a clamping mechanism movably clamped with the connecting rods is arranged in the cleaning extrusion plate;
a cleaning ring fixed on the cleaning extrusion plate is arranged between the outer wall of the cleaning extrusion plate and the liquid storage container;
a one-way assembly is arranged between the connecting pipeline and the liquid storage container, and the one-way assembly enables fluid to only flow into the liquid storage container;
be provided with the first exhaust port of a plurality of on the stock solution container casing, seal baffle be provided with first exhaust port complex second exhaust port.
Preferably, the cover plate is provided with two lifting handles which are symmetrically distributed, and the two lifting handles are provided with slots.
Preferably, the clamping mechanism comprises:
the first sliding block is arranged in the cleaning extrusion plate and is in sliding connection with the cleaning extrusion plate;
the first sliding groove is arranged in the cleaning extrusion plate and is matched with the first sliding block;
the first elastic piece is arranged between the bottom of the first sliding chute and the first sliding block; and
the limiting assembly is arranged in the first sliding block and is nested on the side face of the connecting rod;
one side of the first sliding block, which is close to the cover plate, is a first inclined plane, and the higher end of the first inclined plane is far away from the connecting rod.
Preferably, the spacing assembly includes:
the second sliding block is connected with the first sliding block in a sliding manner;
the second sliding groove is arranged in the first sliding block and internally tangent to be matched with the second sliding block; and
the second elastic piece is arranged between the second sliding chute and the second sliding block;
the second sliding block is nested in the connecting rod, and the connecting rod is provided with a nesting groove matched with the second sliding block;
the second sliding block is vertical to a second inclined plane on the side surface of the connecting rod, and the higher end of the second inclined plane is far away from the connecting rod;
one side of the cleaning pressing plate close to the cover plate is abutted with a positioning block fixedly connected with the inner wall of the liquid storage container.
Preferably, the unidirectional assembly comprises:
the pipe hole is communicated with the connecting pipeline and has the same inner diameter;
the reducing pipe hole is arranged in the cleaning extrusion plate and is communicated with the pipe hole and the liquid storage container; and
the baffle is attached to the inner wall of the reducer pipe hole;
the inner diameter of the reducing pipe hole is larger than that of the pipe hole;
the baffle is connected with the elastic support subassembly, the elastic support subassembly is used for the drive the baffle laminating in reducing pipe hole inner wall.
Preferably, the elastic support assembly comprises:
the fixing rod penetrates through the baffle and is connected with the baffle in a sliding manner;
the positioning block is fixed at one end, close to the connecting pipeline, of the fixed rod and is abutted against the baffle;
the fixed block is fixed on the inner wall of the reducer pipe hole and is fixedly connected with one end, far away from the positioning block, of the fixed rod; and
and the third elastic element is sleeved at the position of the fixed rod between the baffle and the fixed block.
Preferably, the infusion line comprises:
the first one-way open pipe is communicated with the inner cavity of the liquid storage container;
the second one-way open pipe is arranged in the second elastic piece; and
one end of the vent groove penetrates through the first one-way open pipe shell and is nested in the second one-way open pipe to be communicated with the second one-way open pipe shell;
the second one-way open pipe is provided with a plurality of vent grooves communicated with the first one-way open pipe.
According to the nutrient solution supply device provided by the embodiment of the invention, by arranging the sealing baffle, the cleaning extrusion plate, the connecting pipeline, the one-way assembly and the clamping mechanism, after the nutrient solution is used up, the inner wall of the liquid storage container can be quickly cleaned, and the residual nutrient solution is discharged through the infusion pipeline, so that the operation is simple, convenient and quick.
Drawings
Fig. 1 is a schematic structural diagram of a nutrient solution supply device according to an embodiment of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view of FIG. 1 at B;
FIG. 4 is an enlarged view at C of FIG. 1;
fig. 5 is a perspective view of a cover plate and a sealing baffle plate of a nutrient solution supply device according to an embodiment of the present invention.
In the drawings: a liquid storage container 1; a cover plate 2; a sealing baffle 3; cleaning the extrusion plate 4; a connecting pipeline 5; a lifting handle 6; a slot 7; a first exhaust port 8; a cleaning ring 9; a connecting rod 10; a first slider 11; a first chute 12; a first elastic member 13; a second slider 14; a second chute 15; a second elastic member 16; an embedding groove 17; the tube bore 18; the reducing pipe hole 19; a baffle 20; a positioning block 21; a fixing rod 22; a third elastic member 23; a fixed block 24; a first one-way open tube 25; a second one-way open tube 26; a vent groove 27; a drain pipe 28; and a positioning block 29.
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 invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 and 5, a schematic structural diagram of a nutrient solution supply device provided in an embodiment of the present invention includes a liquid storage container 1, an infusion pipeline, and a cover plate 2 disposed on a top of the liquid storage container 1, and the device further includes:
the cleaning extrusion plate 4 is arranged in the liquid storage container 1 and is positioned at one end, close to the cover plate 2, of the liquid storage container 1;
the connecting pipeline 5 is arranged on the cover plate 2 and is fixed on the cleaning extrusion plate 4 to be communicated with the inner cavity of the liquid storage container 1; and
the sealing baffle 3 is fixed at the edge of the cover plate 2 and is nested in the shell of the liquid storage container 1;
the cover plate 2 is fixedly connected with a plurality of connecting rods 10 nested in the cleaning extrusion plate 4, and a clamping mechanism movably clamped with the connecting rods 10 is arranged in the cleaning extrusion plate 4;
a cleaning ring 9 fixed on the cleaning extrusion plate 4 is arranged between the outer wall of the cleaning extrusion plate 4 and the liquid storage container 1;
a one-way component is arranged between the connecting pipeline 5 and the liquid storage container 1, and the one-way component enables fluid to only flow into the liquid storage container 1;
be provided with the first exhaust port 8 of a plurality of on the 1 casing of stock solution container, seal baffle 3 be provided with 8 complex second exhaust ports of first exhaust port.
In the embodiment of the invention, matched nutrient solution can be injected into the liquid storage container 1 through the connecting pipeline 5, when the nutrient solution in the liquid storage container 1 is used up, the connecting rod 10 is separated from the cleaning squeezing plate 4 by driving the cover plate 2, at this time, the cleaning squeezing plate 4 moves downwards along the direction shown in the figure under the action of gravity until reaching the bottom of the inner cavity of the liquid storage container 1, at this time, the cover plate 2 drives the sealing baffle plate 3 to move upwards along the direction shown in the figure, so that the second exhaust port is staggered with the first exhaust port 8, it should be noted that, at this time, a closed space is formed among the cover plate 2, the sealing baffle plate 3 and the cleaning squeezing plate 4, as the cover plate 2 continues to move upwards along the direction shown in the figure, the volume of the closed space increases, so that negative pressure is generated to drive the cleaning squeezing plate 4 to move upwards along the direction shown in the figure from the bottom of the liquid storage container 1, therefore, the cover plate 2 can reciprocate along the direction shown in the figure to enable the cleaning extrusion plate 4 inside the liquid storage container 1 to reciprocate, the cleaning extrusion plate 4 drives the lifting handle 6 to clean the inner wall of the liquid storage container 1, and residual nutrient solution is discharged through a transfusion pipeline during cleaning.
In addition, the cover plate 2 can be driven to move by a reciprocating mechanism and can be moved manually, the driving mode is not limited, and convenience is considered in practical application, namely two lifting handles 6 which are symmetrically distributed are arranged on the cover plate 2, the two lifting handles 6 are both provided with slots 7, the lifting handles 6 can be pulled to move by inserting fingers into the slots 7, the whole device does not need to be held to a cleaning place for cleaning, and the operation is convenient and convenient; and, the connecting pipeline 5 includes at least one section of hose, so that the hose is partially stored in the space between the cover plate 2 and the cleaning and squeezing plate 4, and there is no limitation on which part belongs to the hose, and it is only necessary that the cleaning and squeezing plate 4 and the cover plate 2 move relatively.
In addition, the cleaning ring 9 is the prior art, namely, an annular cleaning object, such as a brush, cleaning cotton, etc., only the annular cleaning object needs to be satisfied, and no further limitation is imposed.
As shown in fig. 1 and 2, as a preferred embodiment of the present invention, the latch mechanism includes:
the first sliding block 11 is arranged in the cleaning extrusion plate 4 and is in sliding connection with the cleaning extrusion plate;
the first sliding groove 12 is arranged in the cleaning extrusion plate 4 and is matched with the first sliding block 11;
the first elastic piece 13 is arranged between the bottom of the first sliding chute 12 and the first sliding block 11; and
the limiting assembly is arranged in the first sliding block 11 and is nested on the side surface of the connecting rod 10;
one surface of the first sliding block 11, which is close to the cover plate 2, is a first inclined surface, and the higher end of the first inclined surface is far away from the connecting rod 10;
one side of the cleaning pressing plate 4 close to the cover plate 2 is abutted with a positioning block 29 fixedly connected with the inner wall of the liquid storage container 1.
In the embodiment of the present invention, the elastic force of the first elastic member 13 drives the first slider 11 to abut against the side surface of the connecting rod 10, so that the fixing is strengthened by the friction force between the two brackets, in addition, the connecting rod 10 is further fixed by the limiting component, and when the cleaning extrusion plate 4 needs to be fixed, the first slider 11 is nested in the cleaning extrusion plate 4 and simultaneously extrudes the first inclined surface of the first slider 11, so that the first slider 11 extrudes the first elastic member 13 to shrink into the first sliding groove 12 until the limiting component is matched with the connecting rod 10, and the operation is convenient and fast.
It should be noted that the first elastic member 13 may be a spring as shown in fig. 2, or may be another elastic member such as an elastic sheet, and is not limited herein.
As shown in fig. 2, as another preferred embodiment of the present invention, the position limiting assembly includes:
a second slider 14 slidably connected to the first slider 11;
the second sliding chute 15 is arranged in the first sliding block 11 and matched with the second sliding block 14 in an inscribed mode; and
a second elastic member 16 disposed between the second sliding groove 15 and the second slider 14;
the second sliding block 14 is nested in the connecting rod 10, and the connecting rod 10 is provided with a nesting groove 17 matched with the second sliding block 14;
the second slider 14 is perpendicular to a second inclined plane of the side surface of the connecting rod 10, and the higher end of the second inclined plane is far away from the connecting rod 10.
In the embodiment of the present invention, when the connecting rod 10 presses the first sliding block 11 until the nesting groove 17 is opposite to the second sliding block 14, the second sliding block 14 is nested in the nesting groove 17, so as to complete the fixing of the connecting rod 10, and in addition, the connecting rod 10 can be driven to move upward in the direction shown in the figure by a large force, so that the connecting rod 10 presses the second inclined surface through the edge of the nesting groove 17, so that the second sliding block 14 is pressed into the second sliding groove 15 by the connecting rod 10, so as to separate the second sliding block 14 from the connecting rod 10, where it should be noted that the cleaning pressing plate 4 is blocked by the positioning block 29, so as to be unable to move upward along with the connecting rod 10, and the operation is convenient and fast.
In addition, it should be stated that the second elastic member 16 may be a spring shown in fig. 2, or may be an elastic piece or other elastic components, and is not limited herein, and an elastic reducer may also be directly used in the limiting assembly to perform clamping, and belongs to the conventional art.
As shown in fig. 1 and 3, as another preferred embodiment of the present invention, the unidirectional assembly includes:
pipe holes 18 which are communicated with the connecting pipeline 5 and have the same inner diameter;
the reducing pipe hole 19 is arranged in the cleaning extrusion plate 4 and is communicated with the pipe hole 18 and the liquid storage container 1; and
the baffle 20 is attached to the inner wall of the reducing pipe hole 19;
the inner diameter of the reducing pipe hole 19 is larger than that of the pipe hole 18;
the baffle 20 is connected with an elastic supporting component, and the elastic supporting component is used for driving the baffle 20 to be attached to the inner wall of the reducing pipe hole 19.
In the embodiment of the present invention, the elastic support assembly drives the baffle 20 to adhere to the inner wall of the reducing pipe hole 19, at this time, if the fluid in the liquid storage container 1 flows to the connecting pipeline 5, the inner diameter of the reducing pipe hole 19 is larger than the inner diameter of the pipe hole 18, so that the baffle 20 blocks the fluid, and when the fluid in the connecting pipeline 5 flows to the liquid storage container 1, the baffle 20 compresses the elastic support assembly under the action of the fluid, so as to separate from the inner wall of the reducing pipe hole 19, so that the fluid passes through a gap between the reducing pipe hole 19 and the baffle 20.
In addition, it needs to be stated that the one-way component can also directly use the existing standard parts, such as the one-way solenoid valve, and this embodiment is only an optimal solution, can avoid using the power supply to supply power, and is convenient to maintain, energy-saving and environment-friendly.
As shown in fig. 1 and 3, as another preferred embodiment of the present invention, the elastic support assembly includes:
a fixing rod 22 penetrating the baffle 20 and slidably connected thereto;
the positioning block 21 is fixed at one end, close to the connecting pipeline 5, of the fixing rod 22 and is abutted against the baffle 20;
the fixing block 24 is fixed on the inner wall of the reducing pipe hole 19 and is fixedly connected with one end, far away from the positioning block 21, of the fixing rod 22; and
the third elastic element 23 is sleeved on the position of the fixing rod 22 between the baffle 20 and the fixing block 24.
In the embodiment of the present invention, when the baffle 20 is impacted by fluid from inside the connecting pipe 5, the baffle 20 slides along the fixing rod 22 and presses the third elastic member 23, and when there is no impact of fluid, the baffle 20 is driven by the elastic force of the third elastic member 23 to return to the position of fitting the inner wall of the reducing pipe hole 19.
It should be noted that the third elastic member 23 may be a spring as shown in fig. 3, or may be other elastic members such as an elastic sheet, which is not limited herein, and the elastic support assembly may only need to be supported by the spring, which is only a preferred embodiment, and may provide more stable support.
As shown in fig. 1 and 4, as another preferred embodiment of the present invention, the infusion pipeline includes:
the first one-way open pipe 25 is communicated with the inner cavity of the liquid storage container 1;
a second one-way open tube 26 disposed within the second elastomeric member 16; and
a vent groove 27, one end of which penetrates through the shell of the first one-way open pipe 25 and is nested in the second one-way open pipe 26 to be communicated with the second one-way open pipe;
the second one-way open pipe 26 is provided with a plurality of vent grooves 27 communicating with the first one-way open pipe 25.
In the embodiment of the present invention, by driving the position of the liquid discharge pipe 28, different numbers of the vent grooves 27 can be communicated with the inner cavity of the second one-way open pipe 26, so as to adjust the flow rate, and the operation is simple and convenient.
In addition, it should be stated that the movement of the liquid discharge pipe 28 in the liquid conveying pipeline can be fixed by an external fixing device, or the position length of the liquid discharge pipe 28 entering the second one-way open pipe 26 can be adjusted by arranging the liquid discharge pipe 28 in threaded connection with the second one-way open pipe 26; and the infusion pipeline can also directly adopt a flow regulating valve, and the embodiment is only an optimal scheme, so that the flow can be regulated more easily, the maintenance is convenient, and the energy conservation and the environmental protection are realized.
According to the nutrient solution supply device provided by the embodiment of the invention, by arranging the sealing baffle 3, the cleaning extrusion plate 4, the connecting pipeline 5, the one-way assembly and the clamping mechanism, after the nutrient solution is used up, the inner wall of the liquid storage container 1 can be quickly cleaned, the residual nutrient solution is discharged through the infusion pipeline, and the operation is simple, convenient and quick.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a nutrient solution feeding device, includes stock solution container, infusion pipeline and set up in the apron at stock solution container top, its characterized in that, the device still includes:
the cleaning extrusion plate is arranged in the liquid storage container and is positioned at one end close to the cover plate of the liquid storage container;
the connecting pipeline is arranged on the cover plate and is fixed on the cleaning extrusion plate to be communicated with the inner cavity of the liquid storage container; and
the sealing baffle is fixed at the edge of the cover plate and is nested in the shell of the liquid storage container;
the cover plate is fixedly connected with a plurality of connecting rods nested in the cleaning extrusion plate, and a clamping mechanism movably clamped with the connecting rods is arranged in the cleaning extrusion plate;
a cleaning ring fixed on the cleaning extrusion plate is arranged between the outer wall of the cleaning extrusion plate and the liquid storage container;
a one-way assembly is arranged between the connecting pipeline and the liquid storage container, and the one-way assembly enables fluid to only flow into the liquid storage container;
be provided with the first exhaust port of a plurality of on the stock solution container casing, seal baffle be provided with first exhaust port complex second exhaust port.
2. The nutrient solution supply device as claimed in claim 1, wherein the cover plate is provided with two symmetrically distributed lifting handles, and the two lifting handles are provided with slots.
3. The nutrient solution supply device according to claim 1, wherein the latch mechanism comprises:
the first sliding block is arranged in the cleaning extrusion plate and is in sliding connection with the cleaning extrusion plate;
the first sliding groove is arranged in the cleaning extrusion plate and is matched with the first sliding block;
the first elastic piece is arranged between the bottom of the first sliding chute and the first sliding block; and
the limiting assembly is arranged in the first sliding block and is nested on the side face of the connecting rod;
one surface of the first sliding block, which is close to the cover plate, is a first inclined surface, and the higher end of the first inclined surface is far away from the connecting rod;
one side of the cleaning pressing plate close to the cover plate is abutted with a positioning block fixedly connected with the inner wall of the liquid storage container.
4. The nutrient solution supply device according to claim 3, wherein the limiting assembly comprises:
the second sliding block is connected with the first sliding block in a sliding manner;
the second sliding groove is arranged in the first sliding block and internally tangent to be matched with the second sliding block; and
the second elastic piece is arranged between the second sliding chute and the second sliding block;
the second sliding block is nested in the connecting rod, and the connecting rod is provided with a nesting groove matched with the second sliding block;
the second slider is perpendicular the side second inclined plane of connecting rod and the higher end of second inclined plane is kept away from the connecting rod.
5. The nutrient supply apparatus of claim 1, wherein the one-way assembly comprises:
the pipe hole is communicated with the connecting pipeline and has the same inner diameter;
the reducing pipe hole is arranged in the cleaning extrusion plate and is communicated with the pipe hole and the liquid storage container; and
the baffle is attached to the inner wall of the reducer pipe hole;
the inner diameter of the reducing pipe hole is larger than that of the pipe hole;
the baffle is connected with the elastic support subassembly, the elastic support subassembly is used for the drive the baffle laminating in reducing pipe hole inner wall.
6. The nutrient supply apparatus of claim 5, wherein the elastic support assembly comprises:
the fixing rod penetrates through the baffle and is connected with the baffle in a sliding manner;
the positioning block is fixed at one end, close to the connecting pipeline, of the fixed rod and is abutted against the baffle;
the fixed block is fixed on the inner wall of the reducer pipe hole and is fixedly connected with one end, far away from the positioning block, of the fixed rod; and
and the third elastic element is sleeved at the position of the fixed rod between the baffle and the fixed block.
7. The nutrient solution supply device according to claim 1, wherein the infusion pipeline comprises:
the first one-way open pipe is communicated with the inner cavity of the liquid storage container;
the second one-way open pipe is arranged in the second elastic piece; and
one end of the vent groove penetrates through the first one-way open pipe shell and is nested in the second one-way open pipe to be communicated with the second one-way open pipe shell;
the second one-way open pipe is provided with a plurality of vent grooves communicated with the first one-way open pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110493322.4A CN113288802B (en) | 2021-05-07 | 2021-05-07 | Nutrient solution supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110493322.4A CN113288802B (en) | 2021-05-07 | 2021-05-07 | Nutrient solution supply device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113288802A true CN113288802A (en) | 2021-08-24 |
| CN113288802B CN113288802B (en) | 2022-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110493322.4A Active CN113288802B (en) | 2021-05-07 | 2021-05-07 | Nutrient solution supply device |
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| US20130255830A1 (en) * | 2010-11-12 | 2013-10-03 | Yonhee Chemical Co., Ltd. | Liquid container having vacuum pumping device |
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| CN109704481A (en) * | 2019-01-18 | 2019-05-03 | 南通市市政工程设计院有限责任公司 | A kind of municipal sewage environment protection treating device |
| CN110448792A (en) * | 2019-08-26 | 2019-11-15 | 河南省中医院（河南中医药大学第二附属医院） | Disinfection nursing device for general surgery department |
| CN209848436U (en) * | 2018-12-04 | 2019-12-27 | 兰州大学第二医院 | Special auxiliary filtering device for nutrient solution in perfusion intestines |
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2021
- 2021-05-07 CN CN202110493322.4A patent/CN113288802B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009173319A (en) * | 2008-01-28 | 2009-08-06 | Katsutoshi Masuda | Piston and fluid container using the piston |
| US20100150480A1 (en) * | 2008-12-15 | 2010-06-17 | Imv Technologies | Sachet and strip of sachets for packaging a biological liquid substance, such as animal semen |
| US20130255830A1 (en) * | 2010-11-12 | 2013-10-03 | Yonhee Chemical Co., Ltd. | Liquid container having vacuum pumping device |
| CN107496172A (en) * | 2017-09-19 | 2017-12-22 | 浙江迈帝康医疗器械有限公司 | Nutrition pump and its flow control methods |
| CN107582410A (en) * | 2017-10-25 | 2018-01-16 | 聊城市东昌府人民医院 | A kind of internal medicine nursing waste collecting device |
| CN209848436U (en) * | 2018-12-04 | 2019-12-27 | 兰州大学第二医院 | Special auxiliary filtering device for nutrient solution in perfusion intestines |
| CN109704481A (en) * | 2019-01-18 | 2019-05-03 | 南通市市政工程设计院有限责任公司 | A kind of municipal sewage environment protection treating device |
| CN110448792A (en) * | 2019-08-26 | 2019-11-15 | 河南省中医院（河南中医药大学第二附属医院） | Disinfection nursing device for general surgery department |
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| CN113288802B (en) | 2022-08-05 |
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