CN214456746U - Liquid split charging device - Google Patents
Liquid split charging device Download PDFInfo
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- CN214456746U CN214456746U CN202023088231.2U CN202023088231U CN214456746U CN 214456746 U CN214456746 U CN 214456746U CN 202023088231 U CN202023088231 U CN 202023088231U CN 214456746 U CN214456746 U CN 214456746U
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Abstract
The utility model discloses a liquid partial shipment device, include: the liquid collecting bottle is provided with a port, and the port is positioned at the upper part of the liquid collecting bottle; a vacuum generator in communication with the liquid collection bottle, the vacuum generator causing the liquid collection bottle to generate a negative pressure; and one end of the volume pipe is provided with a joint, the joint is hermetically connected with the port, the volume pipe is positioned below the port, and the side wall of the volume pipe is transparent. The utility model discloses a liquid partial shipment device realizes the quantitative partial shipment of great volume liquid medicine, and liquid partial shipment device easy operation, partial shipment efficiency is higher. The utility model discloses can be applied to in being exclusively used in the container of medical science or medical purpose.
Description
Technical Field
The utility model relates to a container field, in particular to liquid partial shipment device of medical science or medicine purpose are exclusively used in.
Background
In the medical or medical field, it is often necessary to quantitatively dispense medical fluids. For liquid dispensing with small volume, the adopted tool is a dropper or a pipette and the like. If the volume of the liquid for quantitative subpackage is larger, firstly injecting the liquid into a container with a rated volume, accurately dripping the liquid by using a tool before the container is filled with the liquid, and pouring the liquid into the subpackage container after the container is filled with the liquid to finish the quantitative subpackage. However, for the liquid split charging with larger volume, the existing split charging equipment is more cumbersome to operate and has lower split charging efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a liquid partial shipment device to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.
The technical scheme adopted for solving the technical problems is as follows:
a liquid dispensing apparatus comprising:
the liquid collecting bottle is provided with a port, and the port is positioned at the upper part of the liquid collecting bottle;
a vacuum generator in communication with the liquid collection bottle, the vacuum generator causing the liquid collection bottle to generate a negative pressure;
and one end of the volume pipe is provided with a joint, the joint is hermetically connected with the port, the volume pipe is positioned below the port, and the side wall of the volume pipe is transparent.
The utility model has the advantages that: the pipe orifice of the volume pipe is extended into the liquid medicine to be subpackaged, negative pressure is formed in the liquid collecting bottle through the vacuum generator, the liquid to be subpackaged flows to the volume pipe, the liquid level condition of the liquid medicine in the volume pipe can be observed due to the fact that the side wall of the volume pipe is transparent, the negative pressure generated by the vacuum generator is gradually reduced after the liquid to be subpackaged is filled in the volume pipe, the volume pipe is located below the port of the liquid collecting bottle, part of the liquid medicine still overflows into the liquid collecting bottle in the process of reducing the negative pressure, the negative pressure generated by the vacuum generator is gradually reduced, the suction force formed in the liquid collecting bottle is equal to the gravity of the liquid medicine in the volume pipe, the liquid medicine to be subpackaged does not flow to the volume pipe, the liquid medicine is reserved in the volume pipe, the volume pipe has a constant cross section, the volume of the liquid medicine in the volume pipe is known, the pipe orifice of the volume pipe is moved into a subpackaging container, the negative pressure in the liquid collecting bottle is reduced after the vacuum generator is closed, then the liquid medicine of known volume flows into the partial shipment container, adopts liquid partial shipment device to realize the ration partial shipment of great volume liquid medicine, and liquid partial shipment device easy operation, partial shipment efficiency is higher.
As a further improvement of the technical scheme, the joint is detachably connected with the port in a sealing mode.
The joint of volume pipe can dismantle sealing connection with the port of collecting bottle to make volume pipe and collecting bottle separable, the washing of the volume pipe of being convenient for and collecting bottle avoids the liquid medicine to remain and causes the pollution.
As a further improvement of the above technical solution, the joint is connected with the port by a screw thread.
The joint of the volume pipe is connected with the port of the liquid collecting bottle through threads, the threaded connection is convenient to mount and dismount, and the sealing performance of the threaded connection is high.
As a further improvement of the technical scheme, the connector is cylindrical, the port is circular, external threads are arranged on the outer wall of the connector, internal threads are arranged on the inner wall of the port, and the internal threads are matched with the external threads.
Because the remaining pollutant in the screw thread is difficult for the sanitization, is equipped with the external screw thread on the outer wall of volume coupling, screws into the in-process of port when volume coupling, and remaining liquid medicine is located the outside of volume pipe in the external screw thread, avoids the liquid medicine to flow into the volume pipe inner wall and causes the pollution.
As a further improvement of the technical scheme, the volume tubes are multiple, and the volumes of all the volume tubes are sequentially increased from small to large.
The volumes of the volume pipes are sequentially increased from small to large, and the volume pipes with different volumes can be mounted on the port of the liquid collecting bottle, so that the liquid subpackaging device can quantitatively subpackage the corresponding volumes.
As a further improvement of the above technical solution, the liquid collecting bottle further comprises a connecting pipe, the connecting pipe is arranged on the upper portion of the liquid collecting bottle, the first end of the connecting pipe is communicated with the inside of the liquid collecting bottle, the second end of the connecting pipe is higher than the first end, the port is arranged at the second end of the connecting pipe, and the port faces downward.
The port is located on the second end, and the port is downwards facing, and when the liquid medicine in the volume pipe overflowed the connecting pipe from the port, because the second end of connecting pipe is higher than first end, the liquid medicine of overflow flows into first end, when needs discharged the liquid medicine in the volume pipe to the partial shipment container, the liquid medicine in the first end of connecting pipe can not flow backwards in the second end, avoids the liquid medicine in the connecting pipe to flow into the partial shipment container, makes the volume of score dress liquid medicine more accurate.
As a further improvement of the technical scheme, the orifice of the volume tube is lower than the bottom end of the liquid collecting bottle.
The mouth of pipe of volume pipe is less than the bottom of collecting liquid bottle, and when the mouth of pipe of volume pipe stretched into and waits to divide the powder charge liquid, the liquid level of waiting to divide the powder charge liquid is less than the bottom of collecting liquid bottle, avoids waiting to form the siphon between encapsulation liquid medicine, volume pipe, the collecting liquid bottle and waits to divide powder charge liquid to be poured into the collecting liquid bottle into, is avoided being poured into too much liquid medicine in the collecting liquid bottle.
As a further improvement of the above technical solution, the vacuum generator is a vacuum pump.
The vacuum generator adopts a vacuum pump, the vacuum degree of the vacuum pump is convenient to adjust, an external air source is not needed, and the assembly is convenient.
As a further improvement of the technical scheme, the vacuum generator is communicated with the top end of the liquid collecting bottle.
The vacuum generator is communicated with the top end of the liquid collecting bottle, so that the vacuum generator is prevented from sucking liquid medicine in the liquid collecting bottle.
As a further improvement of the technical scheme, the bottom of the liquid collecting bottle is provided with a liquid discharging valve which is respectively communicated with the inside and the outside of the liquid collecting bottle.
The liquid discharge valve is opened to empty the liquid medicine in the liquid collection bottle, so that the liquid medicine in the liquid collection bottle can be recycled more conveniently.
Drawings
The present invention will be further explained with reference to the drawings and examples;
fig. 1 is a schematic axial view of an embodiment of a liquid dispensing apparatus according to the present invention;
fig. 2 is an axial view of another angle of the liquid dispensing apparatus according to an embodiment of the present invention;
fig. 3 is an assembly view of an embodiment of the liquid dispensing apparatus according to the present invention;
fig. 4 is a schematic sectional view of an embodiment of the liquid dispensing apparatus according to the present invention.
100. A liquid collecting bottle 110, a port 120, a connecting pipe 130, a liquid discharge valve 200, a vacuum generator 300, a volume pipe 310 and a connector.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if words such as "a plurality" are used, the meaning is one or more, the meaning of a plurality of words is two or more, and the meaning of more than, less than, more than, etc. is understood as not including the number, and the meaning of more than, less than, more than, etc. is understood as including the number.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 4, the liquid dispensing apparatus of the present invention includes the following embodiments:
the liquid split charging device comprises a liquid collecting bottle 100, a vacuum generator 200 and a volume tube 300. The liquid trap bottle 100 is provided with a port 110, and the port 110 is located at the upper portion of the liquid trap bottle 100. The vacuum generator 200 communicates with the liquid collecting bottle 100, and the vacuum generator causes negative pressure to be formed inside the liquid collecting bottle 100. One end of the volume tube 300 is provided with a nipple 310, and the nipple 310 is hermetically connected to the port 110 such that the volume tube 300 communicates with the liquid collection bottle 100. The volume tube 300 is positioned below the port 110, and the sidewall of the volume tube 300 is transparent. The nozzle of the volume tube 300 is extended into the liquid medicine to be subpackaged, negative pressure is formed in the liquid collecting bottle 100 through the vacuum generator 200, the liquid to be subpackaged flows to the volume tube 300, the liquid level condition of the liquid medicine in the volume tube 300 can be observed due to the fact that the side wall of the volume tube 300 is transparent, after the liquid medicine to be subpackaged is filled in the volume tube 300, the negative pressure generated by the vacuum generator 200 is gradually reduced, the volume tube 300 is located below the port 110 of the liquid collecting bottle 100, part of the liquid medicine still overflows into the liquid collecting bottle 100 in the process of reducing the negative pressure, the suction force formed in the liquid collecting bottle 100 is equal to the gravity of the liquid medicine in the volume tube 300 along with the gradual reduction of the negative pressure generated by the vacuum generator 200, the liquid medicine to be subpackaged does not flow to the volume tube 300 any more, the liquid medicine is kept in the volume tube 300, the volume tube 300 has a constant cross section and the known volume of the volume tube 300, and the liquid medicine in the volume tube 300 has a known volume, when the vacuum generator 200 is turned off and the negative pressure in the liquid collection bottle 100 is reduced, the liquid chemical of a known volume flows into the separate containers.
The volume tube 300 has a constant cross-section and the volume of the volume tube 300 is known. The side wall of the volume tube 300 is transparent, and the volume tube 300 can be a transparent plastic tube, a transparent glass tube, a transparent organic glass tube, or the like. When in use, the change of the internal liquid level can be observed through the pipe wall of the volume pipe 300, so that the volume of the liquid medicine sucked by the volume pipe 300 is more accurate. In this embodiment, the volume tube 300 is a glass tube, which has stable chemical properties and is not easily corroded by the liquid medicine.
The mouth of the volume tube 300 is lower than the bottom of the liquid collecting bottle 100, so that when the mouth of the volume tube 300 sucks the liquid medicine, the liquid level of the liquid medicine is prevented from being higher than the liquid level in the liquid collecting bottle 100, and the liquid medicine in the volume tube 300 flows into the liquid collecting bottle 100 due to siphonage. The vacuum generator 200 is communicated with the top end of the liquid collecting bottle 100, and part of the liquid medicine overflows from the volume pipe 300 into the liquid collecting bottle 100, so that the liquid medicine in the liquid collecting bottle 100 is prevented from flowing into the vacuum generator 200.
In some embodiments, the connector 310 of the volume tube 300 is detachably and hermetically connected with the port 110 of the liquid trap 100 in various ways, for example, the shape of the port 110 is matched with the shape of the connector 310, the connector 310 is inserted into the port 110, the gap between the connector 310 and the port 110 is sealed by a sealing ring, and the connector 310 is fixed on the port 110 by the elasticity of the sealing ring; or, a pin hole is formed in the outer wall of the port 110, a through hole is formed in the side wall of the joint 310, the port 110 is inserted into the joint 310, the through hole is opposite to the pin hole, a plug pin penetrates through the through hole and is inserted into the pin hole, and the port 110 and the joint 310 are sealed by a sealing ring; or, a buckle is arranged on the outer wall of the joint 310, a buckling position is arranged on the inner wall of the port 110, the joint 310 is inserted into the port 110, the buckle is matched with the buckling position, and the port 110 and the joint 310 are sealed by a sealing ring.
The joint 310 of the volume tube 300 is connected with the port 110 of the liquid collecting bottle 100 through a screw thread, for example, a circular hole is formed on the joint 310, the port 110 is cylindrical, an external thread is formed on the outer wall of the port 110, an internal thread is formed on the inner wall of the circular hole of the joint 310, and the port 110 is inserted into the circular hole of the joint 310 to form a detachable sealing connection. In this embodiment, the connector 310 is a cylinder, the port 110 is a circular hole, the outer wall of the connector 310 is provided with an external thread, the inner wall of the port 110 is provided with an internal thread, and the external thread of the connector 310 is matched with the internal thread of the port 110, so that the connector 310 is in threaded connection with the port 110.
In some embodiments, there are a plurality of volume tubes 300, the volume of all the volume tubes 300 gradually increases from small to large, and each volume tube 300 can be separately installed on the port 110 of the liquid collecting bottle 100, so that the liquid dispensing device dispenses the liquid medicine with the corresponding volume according to the volume of the volume tube 300.
In some embodiments, a connection pipe 120 is provided on a sidewall of the liquid collection bottle 100, the connection pipe 120 is provided at an upper portion of the liquid collection bottle 100, a first end of the connection pipe 120 communicates with the inside of the liquid collection bottle 100, a second end of the connection pipe 120 extends upward and is higher than the first end, a port 110 is provided at a second end of the connection pipe 120, and the port 110 faces downward. The joint of the volume tube 300 is connected with the port 110, the liquid collecting bottle 100 forms negative pressure by using the vacuum generator 200, the volume tube 300 absorbs liquid medicine, after the liquid medicine of the volume tube 300 is filled, part of the liquid medicine overflows from the port 110 to the second end of the connecting tube 120, the liquid medicine flows to the first end due to gravity and flows into the liquid collecting bottle 100, when the liquid medicine in the volume tube 300 needs to be emptied, the vacuum generator 200 changes the vacuum degree formed in the liquid collecting bottle 100, so that the liquid medicine in the volume tube 300 is emptied, no liquid medicine remains in the connecting tube 120, and the liquid medicine in the connecting tube 120 is prevented from being discharged along with the volume tube 300.
In some embodiments, the bottom of the liquid collecting bottle 100 is provided with a liquid discharging valve 130, the liquid discharging valve 130 connects the inside of the liquid collecting bottle 100 with the outside, and the liquid medicine in the liquid collecting bottle 100 is discharged after the liquid discharging valve 130 is opened. In addition, when the vacuum generator 200 vacuums the inside of the liquid collection bottle 100, the liquid discharge valve 130 requires high airtightness, and the liquid discharge valve 130 needs to have a structure with high airtightness. The drain valve 130 may be of various types, for example, the drain valve 130 includes a tube body and a cap, a first end of the tube body is communicated with the inside of the liquid collecting bottle 100, a second end of the tube body is communicated with the outside, the cap is sealed at the second end of the tube body, and the cap is connected to the second end of the tube body by a thread; alternatively, the drain valve 130 is a shut-off valve.
In some embodiments, the vacuum generator 200 may be of various types, for example, the vacuum generator 200 is a vacuum generator requiring external compressed air, the vacuum generator 200 uses the flow of the compressed air to form a negative pressure, and the vacuum degree of the vacuum generator 200 may be changed by controlling the flow amount of the compressed air; or, the vacuum generator 200 is a vacuum pump, the vacuum degree of the vacuum pump is convenient to adjust, an external air source is not needed, and the assembly is convenient.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.
Claims (10)
1. A liquid split charging device is characterized in that: the method comprises the following steps:
a liquid collection bottle (100) provided with a port (110), the port (110) being located at an upper portion of the liquid collection bottle (100);
a vacuum generator (200) in communication with the liquid trap bottle (100), the vacuum generator (200) causing the liquid trap bottle (100) to generate a negative pressure;
the end of the volume tube (300) is provided with a joint (310), the joint (310) is connected with the port (110) in a sealing mode, the volume tube (300) is located below the port (110), and the side wall of the volume tube (300) is transparent.
2. A liquid dispensing apparatus as claimed in claim 1, wherein: the connector (310) is detachably connected with the port (110) in a sealing manner.
3. A liquid dispensing apparatus as claimed in claim 2, wherein: the fitting (310) is threadably connected to the port (110).
4. A liquid dispensing apparatus as claimed in claim 3, wherein: the appearance that connects (310) is the cylinder, the shape of port (110) is the round hole form, be equipped with the external screw thread on the outer wall that connects (310), be equipped with the internal thread on the inner wall of port (110), the internal thread with the external screw thread cooperation.
5. A liquid dispensing apparatus as claimed in claim 2, wherein: the volume tube (300) is provided with a plurality of tubes, and the volumes of all the volume tubes (300) are increased from small to large.
6. A liquid dispensing apparatus as claimed in claim 1, wherein: the liquid collecting bottle (100) further comprises a connecting pipe (120), the connecting pipe (120) is arranged on the upper portion of the liquid collecting bottle (100), the first end of the connecting pipe (120) is communicated with the inside of the liquid collecting bottle (100), the second end of the connecting pipe (120) is higher than the first end, the port (110) is arranged at the second end of the connecting pipe (120), and the port (110) faces downwards.
7. A liquid dispensing apparatus as claimed in claim 1, wherein: the orifice of the volume pipe (300) is lower than the bottom end of the liquid collecting bottle (100).
8. A liquid dispensing apparatus as claimed in claim 1, wherein: the vacuum generator (200) is a vacuum pump.
9. A liquid dispensing apparatus as claimed in claim 1, wherein: the vacuum generator (200) is communicated with the top end of the liquid collecting bottle (100).
10. A liquid dispensing apparatus as claimed in claim 1, wherein: the bottom of the liquid collecting bottle (100) is provided with a liquid discharging valve (130), and the liquid discharging valve (130) is respectively communicated with the inside and the outside of the liquid collecting bottle (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023088231.2U CN214456746U (en) | 2020-12-18 | 2020-12-18 | Liquid split charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023088231.2U CN214456746U (en) | 2020-12-18 | 2020-12-18 | Liquid split charging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214456746U true CN214456746U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023088231.2U Active CN214456746U (en) | 2020-12-18 | 2020-12-18 | Liquid split charging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214456746U (en) |
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2020
- 2020-12-18 CN CN202023088231.2U patent/CN214456746U/en active Active
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