CN219136374U - Small-dose dosing device - Google Patents
Small-dose dosing device Download PDFInfo
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- CN219136374U CN219136374U CN202222938642.9U CN202222938642U CN219136374U CN 219136374 U CN219136374 U CN 219136374U CN 202222938642 U CN202222938642 U CN 202222938642U CN 219136374 U CN219136374 U CN 219136374U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model provides a small-dose dosing device, which relates to the technical field of dosing equipment and comprises a liquid inlet cylinder body, a liquid medicine cylinder body, a pressurizing valve and a pressure release valve, wherein the liquid inlet cylinder body comprises a funnel structure, a liquid outlet end of the funnel structure is connected with the liquid medicine cylinder body and communicated with the liquid medicine cylinder body, a liquid outlet port is formed in the end part of the liquid medicine cylinder body and is used for communicating with a pipeline to be dosed, the pressurizing valve and the pressure release valve are connected to the outer wall, far away from the liquid outlet direction, of the liquid medicine cylinder body, and the pressurizing valve and the pressure release valve are respectively communicated with the inside of the liquid medicine cylinder body. Compared with the prior art, the small-dose dosing device has the advantages of time and labor saving, high safety and difficulty in causing personnel injury.
Description
Technical Field
The utility model relates to the technical field of dosing equipment, in particular to a small-dose dosing device.
Background
In the water treatment process, various liquid medicaments such as coagulant, disinfectant and the like are required to be quantitatively added into water, the types and the amounts of the added liquid medicaments are determined according to the properties of the water and the requirements of the treatment process, the adding positions of the liquid medicaments are different, and small-dose medicament is required to be added into a pipeline with a certain pressure.
However, at present, a plunger type injector is usually adopted for manually pushing a plunger for injection, the plunger type injector is only suitable for a low-pressure or pressureless pipeline, if the plunger type injector is used for adding medicine into a pipeline with higher pressure, an operator needs to push the medicine into the pipeline with higher pressure, and when the pressure of the pipeline is too high, the medicine liquid is easy to splash, so that personnel injury is caused.
Disclosure of Invention
The utility model aims to solve the problems that: how to provide a dosing labour saving and time saving, and the security is high, is difficult to cause the little dosing device of personnel injury.
The present utility model provides a small dose dosing device comprising: the liquid inlet cylinder comprises a funnel structure, a liquid outlet end of the funnel structure is connected with the liquid medicine cylinder and communicated with the liquid medicine cylinder, a liquid outlet port is formed in the end portion of the liquid medicine cylinder and used for being communicated with a pipeline to be filled with medicine, the pressure valve is connected with the pressure release valve, the liquid medicine cylinder is far away from the outer wall of the liquid outlet direction, and the pressure valve is respectively communicated with the pressure release valve.
Compared with the prior art, the small-dose dosing device provided by the utility model has the following beneficial effects:
according to the small-dose dosing device, during dosing operation, the liquid outlet of the liquid medicine cylinder is connected to the pipeline to be dosed (with certain pressure), so that the liquid medicine cylinder is communicated with the pipeline to be dosed through the liquid outlet, quantitative liquid medicine can be conveniently added into the liquid medicine cylinder through the funnel structure of the liquid inlet cylinder, the pressurizing valve and the pressure relief valve are both in a closed state during non-dosing operation, when the liquid medicine in the liquid medicine cylinder is required to be injected into the pipeline to be dosed, the pressurizing valve is opened, the internal air of the liquid medicine cylinder is compressed, under the action of pressure, the liquid medicine in the liquid medicine cylinder is pressed into the pipeline to be dosed, after all the liquid medicine in the liquid medicine cylinder is injected into the pipeline to be dosed, the pressurizing valve is closed, and the pressure relief valve is opened to exhaust and reduce the pressure of the liquid medicine cylinder, so that a set of dosing flow is completed. Compared with the traditional plunger type injector, the small-dose dosing device has the advantages of time and labor saving during dosing, high safety and difficulty in causing personnel injury.
Optionally, be provided with first tube structure and the second tube structure that the symmetry set up on the liquid medicine barrel, first tube structure with the second tube structure respectively with liquid medicine barrel intercommunication, the relief valve connect in first tube structure, the pressure valve connect in the second tube structure.
Optionally, the small-dose dosing device further comprises a double-thread bent pipe, one end of the double-thread bent pipe is in threaded connection with the second pipe structure, and the other end of the double-thread bent pipe is in threaded connection with the pressurizing valve.
Optionally, the liquid inlet cylinder further comprises a cylinder structure, and the cylinder structure is connected to the funnel structure.
Optionally, the liquid inlet end of the column casing structure is detachably connected with a casing cover.
Optionally, the small-dose dosing device further comprises a first communication pipe and a liquid inlet valve, one end of the first communication pipe is connected with the liquid inlet end of the liquid medicine cylinder, the other end of the first communication pipe is connected with one end of the liquid inlet valve, and the other end of the liquid inlet valve is connected with the liquid outlet end of the funnel structure.
Optionally, the small-dose dosing device further comprises a first outlet valve, and the first outlet valve is connected to the outlet port.
Optionally, the small-dose medicine adding device further comprises a second communicating pipe, the second communicating pipe comprises a liquid inlet and a first liquid outlet, the liquid inlet is connected to the liquid outlet, and the first liquid outlet is connected with the liquid outlet valve.
Optionally, the small-dose medicine adding device further comprises a second liquid outlet valve, the second communicating pipe further comprises a second liquid outlet, and the second liquid outlet valve is connected with the second liquid outlet.
Optionally, the second communicating pipe is a three-way pipe.
Drawings
Fig. 1 is a schematic structural view of a small-dose drug delivery device according to an embodiment of the present utility model.
Reference numerals illustrate:
1. a liquid inlet cylinder; 11. a funnel structure; 12. a column casing structure; 121. a cylinder cover; 2. a liquid medicine cylinder; 21. a first tube structure; 22. a second tube structure; 3. a pressurization valve; 4. a pressure release valve; 5. a double-thread bent pipe; 6. a first communication pipe; 7. a liquid inlet valve; 8. a first liquid outlet valve; 9. a second communicating pipe; 10. and a second liquid outlet valve.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Moreover, in the drawings, the Z axis represents vertical, i.e., up and down, and the positive direction of the Z axis (i.e., the arrow pointing to the Z axis) represents up, and the negative direction of the Z axis (i.e., the direction opposite to the positive direction of the Z axis) represents down.
It should also be noted that the foregoing Z-axis is provided merely for convenience of description and to simplify the description and is not to be construed as indicating or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present utility model.
As shown in fig. 1, a small-dose administration device according to an embodiment of the present utility model includes: the liquid inlet cylinder 1, the liquid medicine cylinder 2, the pressure valve 3, the relief valve 4, the liquid inlet cylinder 1 includes funnel structure 11, the liquid outlet end of funnel structure 11 is connected with and communicates with liquid medicine cylinder 2, the tip of liquid medicine cylinder 2 is provided with out the liquid port, the liquid outlet be used for with wait to add the medicine pipeline intercommunication, pressure valve 3 and relief valve 4 are connected in the outer wall that liquid medicine cylinder 2 kept away from the liquid outlet direction, and pressure valve 3 and relief valve 4 communicate with the inside of liquid medicine cylinder 2 respectively.
In this embodiment, during dosing operation, the liquid outlet of the liquid medicine barrel 2 is connected to the to-be-dosed pipe (with a certain pressure), so that the liquid medicine barrel 2 is communicated with the to-be-dosed pipe through the liquid outlet, quantitative liquid medicine can be conveniently added into the liquid medicine barrel 2 through the funnel structure 11 of the liquid inlet barrel 1, the pressurizing valve 3 and the pressure release valve 4 are both in closed states during non-dosing operation, when the liquid medicine in the liquid medicine barrel 2 is required to be injected into the to-be-dosed pipe, the pressurizing valve 3 is opened, the internal air of the liquid medicine barrel 2 is compressed, under the action of pressure, the liquid medicine in the liquid medicine barrel 2 is pressed into the to-be-dosed pipe, and after all the liquid medicine in the liquid medicine barrel 2 is injected into the to-be-dosed pipe, the pressurizing valve 3 is closed, and the pressure release valve 4 is opened to exhaust and reduce the pressure of the liquid medicine barrel 2, so that a dosing process is completed. Compared with the traditional plunger type injector, the small-dose dosing device has the advantages of time and labor saving during dosing, high safety and difficulty in causing personnel injury.
In the working process, when the liquid medicine is filled into the to-be-filled pipeline with certain pressure through the small-dose medicine filling device, namely, the to-be-filled pipeline is provided with liquid flowing at a higher speed, the liquid outlet port of the liquid medicine cylinder 2 is subjected to siphoning under the action of flowing of the higher-speed liquid, namely, the liquid medicine in the liquid medicine cylinder 2 flows into the to-be-filled pipeline under the action of siphoning, and the pressurizing valve 3 is additionally arranged to access high-pressure gas into the liquid medicine cylinder 2, so that the whole medicine filling process is safer and more efficient. The pressure valve 3 and the pressure release valve 4 may be ball valves.
Optionally, the liquid medicine cylinder 2 is provided with a first pipe structure 21 and a second pipe structure 22 which are symmetrically arranged, the first pipe structure 21 and the second pipe structure 22 are respectively communicated with the liquid medicine cylinder 2, the pressure release valve 4 is connected with the first pipe structure 21, and the pressure valve 3 is connected with the second pipe structure 22.
In this embodiment, as shown in fig. 1, the first tube structure 21 and the second tube structure 22 are symmetrically disposed on the outer wall of the liquid medicine barrel 2, and the first tube structure 21 and the second tube structure 22 are located at the same height (in the Z-axis direction in fig. 1), the first tube structure 21 and the second tube structure 22 are respectively communicated with the inside of the liquid medicine barrel 2, the first tube structure 21 and the second tube structure 22 can be integrally formed with the liquid medicine barrel 2, the end portion of the first tube structure 21, which is far away from the liquid medicine barrel 2, can be provided with external threads, the pressure release valve 4 is provided with internal threads, so that the pressure release valve 4 can be integrally connected with the first tube structure 21 in a threaded manner, the end portion of the second tube structure 22, which is far away from the liquid medicine barrel 2, can be provided with external threads, and the pressure valve 3 can be integrally connected with the second tube structure 22 in a threaded manner.
Optionally, the small-dose dosing device further comprises a double-thread bent pipe 5, one end of the double-thread bent pipe 5 is in threaded connection with the second pipe structure 22, and the other end of the double-thread bent pipe 5 is in threaded connection with the pressurizing valve 3.
In this embodiment, as shown in fig. 1, the double-thread bent pipe 5 is a right-angle bent pipe, two ends of the double-thread bent pipe are provided with internal threads, one end of the double-thread bent pipe 5 is in threaded connection with the second pipe structure 22, the pressurizing valve 3 is in threaded connection with the other end of the double-thread bent pipe 5, and the end of the double-thread bent pipe 5 connected with the pressurizing valve 3 faces upwards (in the positive direction of the Z axis in fig. 1), so that the air inlet end of the pressurizing valve 3 can be vertically upwards (in the positive direction of the Z axis in fig. 1), and the pressurizing effect of the liquid medicine barrel 2 can be improved.
Optionally, the liquid inlet cylinder 1 further comprises a cylinder structure 12, the cylinder structure 12 being connected to the funnel structure 11.
In this embodiment, referring to fig. 1, the cylinder structure 12 may be integrally formed with the funnel structure 11, and after the cylinder structure 12 is combined with the funnel structure 11, the overall volume of the liquid inlet cylinder 1 will be increased.
Optionally, a cap 121 is removably attached to the liquid inlet end of the spar structure 12.
In this embodiment, referring to fig. 1, the cylinder cover 121 may be screwed to the upper end (in the positive direction of the Z axis in fig. 1) of the cylinder structure 12, so that the device needs to be ensured to be in a closed space during the operation of the pressurization valve 3, and if there is air leakage, the operation of the pressurization valve 3 will be affected.
Optionally, the small-dose dosing device further comprises a first communication pipe 6 and a liquid inlet valve 7, one end of the first communication pipe 6 is connected with the liquid inlet end of the liquid medicine barrel 2, the other end of the first communication pipe 6 is connected with one end of the liquid inlet valve 7, and the other end of the liquid inlet valve 7 is connected with the liquid outlet end of the funnel structure 11.
In this embodiment, as shown in fig. 1, the first communication pipe 6 may be screwed to the upper end of the liquid medicine barrel 2 (in the positive direction of the Z axis in fig. 1), the liquid inlet valve 7 may be screwed between the first communication pipe 6 and the funnel structure 11, when the liquid inlet valve 7 is in the closed state, the liquid medicine in the liquid inlet barrel 1 will not flow into the liquid medicine barrel 2, whereas when the liquid inlet valve 7 is in the open state, the liquid medicine in the liquid inlet barrel 1 will flow into the liquid medicine barrel 2.
Optionally, the small-dose dosing device further comprises a first outlet valve 8, the first outlet valve 8 being connected to the outlet port.
In this embodiment, as shown in fig. 1, the first liquid outlet valve 8 may be screwed to a liquid outlet port located at the lower end (opposite direction of the Z axis in fig. 1) of the liquid medicine barrel 2, and when the first liquid outlet valve 8 is in a closed state, the liquid medicine barrel 2 does not flow out from the liquid outlet port of the liquid medicine barrel 2.
Optionally, the small-dose medicine adding device further comprises a second communicating pipe 9, the second communicating pipe 9 comprises a liquid inlet and a first liquid outlet, the liquid inlet is connected to the liquid outlet, and the first liquid outlet is connected with the liquid outlet valve.
In this embodiment, as shown in fig. 1, the second communicating tube 9 may be screwed to the lower end (opposite to the Z-axis in fig. 1) of the medical fluid cylinder 2 through a fluid inlet of the second communicating tube 9, and a first fluid outlet of the second communicating tube 9 may be screwed to the first fluid outlet valve 8.
Optionally, the small-dose dosing device further comprises a second liquid outlet valve 10, the second communicating pipe 9 further comprises a second liquid outlet, and the second liquid outlet valve 10 is connected with the second liquid outlet.
In this embodiment, referring to fig. 1, the second communicating tube 9 is a three-way tube, that is, one inlet (the liquid inlet of the second communicating tube 9), two outlets (the first liquid outlet and the second liquid outlet of the second communicating tube 9), and the second liquid outlet valve 10 may be screwed to the second liquid outlet, and when the inside of the liquid medicine cylinder 2 needs to be cleaned, the second liquid outlet valve 10 may be opened.
Alternatively, the second communicating pipe 9 is a three-way pipe.
In this embodiment, referring to fig. 1, the three-way pipe has three ports, namely an inlet and two outlets; or two inlets and one outlet. The chemical pipe fitting has T-shape and Y-shape, has equal diameter pipe orifice and reducing pipe orifice, and is used in the joint of three identical or different pipes. Its main function is to redirect the fluid.
The terms "first" and "second" are used for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" and "a second" may explicitly or implicitly include at least one such feature.
Although the present disclosure is described above, the scope of protection of the present disclosure is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the utility model.
Claims (10)
1. A small-dose administration device, comprising: feed liquor barrel (1), liquid medicine barrel (2), compression valve (3), relief valve (4), feed liquor barrel (1) include funnel structure (11), the play liquid end of funnel structure (11) with liquid medicine barrel (2) are connected and communicate with it, the tip of liquid medicine barrel (2) is provided with the liquid outlet port, the liquid outlet port be used for with wait to add the medicine pipeline intercommunication, compression valve (3) with relief valve (4) connect in liquid medicine barrel (2) keep away from the outer wall of liquid outlet port direction, just compression valve (3) with relief valve (4) respectively with the inside intercommunication of liquid medicine barrel (2).
2. The small-dose dosing device according to claim 1, characterized in that the liquid medicine cylinder (2) is provided with a first tube structure (21) and a second tube structure (22) which are symmetrically arranged, the first tube structure (21) and the second tube structure (22) are respectively communicated with the liquid medicine cylinder (2), the pressure release valve (4) is connected with the first tube structure (21), and the pressure application valve (3) is connected with the second tube structure (22).
3. The small dose dosing device according to claim 2, further comprising a double threaded elbow (5), one end of the double threaded elbow (5) being in threaded connection with the second tube structure (22), the other end of the double threaded elbow (5) being in threaded connection with the pressurizing valve (3).
4. The small-dose dosing device according to claim 1, characterized in that the inlet cartridge (1) further comprises a cartridge structure (12), which cartridge structure (12) is connected to the funnel structure (11).
5. The small-dose dosing device of claim 4, wherein the liquid inlet end of the cartridge structure (12) is detachably connected with a cartridge cap (121).
6. The small-dose dosing device according to claim 1, further comprising a first communication tube (6) and a liquid inlet valve (7), wherein one end of the first communication tube (6) is connected with the liquid inlet end of the liquid medicine barrel (2), the other end of the first communication tube (6) is connected with one end of the liquid inlet valve (7), and the other end of the liquid inlet valve (7) is connected with the liquid outlet end of the funnel structure (11).
7. The small dose dosing device of claim 1, further comprising a first outlet valve (8), said first outlet valve (8) being connected to said outlet port.
8. The low dose dispensing device of claim 7, further comprising a second communicating tube (9), said second communicating tube (9) comprising a liquid inlet and a first liquid outlet, said liquid inlet being connected to said liquid outlet, said first liquid outlet being connected to said liquid outlet valve.
9. The small-dose dosing device of claim 8, further comprising a second outlet valve (10), said second communication tube (9) further comprising a second outlet, said second outlet valve (10) being connected to said second outlet.
10. The small-dose dosing device according to claim 9, characterized in that the second communicating tube (9) is a tee.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222938642.9U CN219136374U (en) | 2022-11-04 | 2022-11-04 | Small-dose dosing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222938642.9U CN219136374U (en) | 2022-11-04 | 2022-11-04 | Small-dose dosing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219136374U true CN219136374U (en) | 2023-06-06 |
Family
ID=86592177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222938642.9U Active CN219136374U (en) | 2022-11-04 | 2022-11-04 | Small-dose dosing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219136374U (en) |
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2022
- 2022-11-04 CN CN202222938642.9U patent/CN219136374U/en active Active
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