Medicament spraying device

Abstract

The invention provides a medicament spraying device which comprises a first pipe wall, a second pipe wall, an accelerating part and a first fixing part, the first pipe wall comprises a first inlet end and a first outlet end, the second pipe wall is arranged in the first pipe wall, and a circulation space is formed between the outer surface of the second pipe wall and the inner surface of the first pipe wall; the first pipe wall comprises a first inlet end and a first outlet end, the second pipe wall comprises a second inlet end and a second outlet end, the accelerating part is arranged on the outer surface of the second pipe wall and / or the inner surface of the first pipe wall, and the accelerating part is connected with the outer surface of the second pipe wall and the inner surface of the first pipe wall at the first outlet end and the second outlet end. The medicament liquid is accelerated in the circulation space between the outer surface of the second pipe wall and the inner surface of the first pipe wall through the acceleration component and is changed into a spiral spraying mode at the first outlet end and the second outlet end, the spirally sprayed medicament is fully mixed with the medicament in the second pipe wall, the medicament is fully dispersed, and the medicament and the medicament liquid are fully mixed.

Description

Technical Field

[0001] The invention belongs to the technical field of water treatment, and in particular relates to a medicine spraying device. Background Art

[0002] In the field of water quality treatment, it is necessary to add chemicals into the flowing pipeline to treat the sample water. The outlet of the traditional dosing injector mostly adopts the form of circular tube direct injection. The chemical enters the sample water to be treated in a columnar shape. The chemical cannot be fully dispersed, resulting in insufficient mixing of the chemical and the sample water, which affects the effect of the chemical treatment. Summary of the invention

[0003] The embodiment of the present invention provides a medicine spraying device to improve the effect of medicine mixing.

[0004] The present invention provides a drug injection device, comprising a first tube wall, which includes a first inlet end and a first outlet end that are oppositely arranged in its axial direction, a second tube wall, which is arranged inside the first tube wall, and includes a second inlet end and a second outlet end that are oppositely arranged in its axial direction; a first fixing component, which is arranged at the first inlet end and the second inlet end, and includes a plurality of first fixing elements, and the plurality of first fixing elements are arranged in the circumferential direction of the first tube wall, and each of the first fixing elements is respectively connected to the outer surface of the second tube wall and the inner surface of the first tube wall; an acceleration component, which is arranged on the outer surface of the second tube wall and / or the inner surface of the first tube wall, and the acceleration component is connected to the outer surface of the second tube wall and the inner surface of the first tube wall.

[0005] In some optional embodiments, the acceleration component includes a plurality of protrusions, each of the protrusions is spiral-shaped, and the plurality of protrusions are arranged at intervals.

[0006] In some optional embodiments, the diameter of the first tube wall decreases gradually in the direction from the first inlet end to the first outlet end.

[0007] In some optional embodiments, the diameter of the second tube wall increases from the second inlet end to the second outlet end.

[0008] In some optional embodiments, a plurality of the first fixing elements are evenly arranged in the circumferential direction of the first tube wall.

[0009] In some optional embodiments, the number of the first fixing elements is the same as the number of the protrusions, and the first fixing elements and the protrusions are arranged in a one-to-one correspondence.

[0010] In some optional embodiments, the number of the first fixing elements is the same as the number of the protrusions, and the first fixing elements and the protrusions are arranged in a one-to-one correspondence.

[0011] In some optional embodiments, a plurality of the second fixing elements are evenly arranged in the circumferential direction of the first tube wall.

[0012] In some optional embodiments, the number of the second fixing elements is the same as the number of the protrusions, and the second fixing elements are arranged in a one-to-one correspondence with the protrusions.

[0013] In some optional embodiments, the height of the second fixing element is greater than or equal to zero, and the height of the first fixing element is less than or equal to the radius of the first tube wall at the first outlet end.

[0014] The beneficial effects brought by the present invention are as follows:

[0015] It can be seen from the above scheme that an embodiment of the present invention provides a drug injection device, which includes: a first tube wall, a second tube wall, an acceleration component and a first fixing component. The first tube wall includes a first inlet end and a first outlet end that are oppositely arranged in its own axial direction. The second tube wall is arranged inside the first tube wall. There is a flow space between the outer surface of the second tube wall and the inner surface of the first tube wall. In its own axial direction, it includes a second inlet end and a second outlet end that are oppositely arranged. The first fixing component is arranged at the first inlet end and the second inlet end. The first fixing component connects the outer surface of the second tube wall and the inner surface of the first tube wall. The acceleration component is arranged on the outer surface of the second tube wall and / or the inner surface of the first tube wall. The drug to be filled enters the second tube wall through the first inlet end, and the drug liquid is accelerated in the flow space between the outer surface of the second tube wall and the inner surface of the first tube wall by the acceleration component. It changes into a spiral injection mode at the first outlet end and the second outlet end. The spirally injected drug is fully mixed with the drug inside the second tube wall, and the drug is fully dispersed. The drug is added to the sample water to fully mix the drug with the sample water. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic structural diagram of a medicine spraying device provided by an embodiment of the present invention at a first viewing angle;

[0017] Figure 2 for Figure 1 A schematic structural diagram of a medicine spraying device in a provided embodiment at a second viewing angle;

[0018] Figure 3 for Figure 1 A schematic structural diagram of a medicine spraying device in the provided embodiment at a third viewing angle;

[0019] Figure 4 A schematic diagram of the structure of a medicine spraying device at a first outlet end and a second outlet end provided in another embodiment.

[0020] In the figure, 1-first tube wall; 11-first inlet end; 12-first outlet end; 2-second tube wall; 21-second inlet end; 22-second outlet end; 3-acceleration component; 31-protrusion; 4-first fixing component; 41-first fixing element; 5-second fixing component; 51-second fixing element. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution in the embodiment of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiment of the present invention. Obviously, the described embodiment is a part of the embodiment of the present invention, not all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] In the field of water quality treatment, it is necessary to add chemicals into the flowing pipeline to treat the sample water. The outlet of the traditional dosing injector mostly adopts the form of circular tube direct injection. The chemical enters the sample water to be treated in a columnar shape. The chemical cannot be fully dispersed, resulting in insufficient mixing of the chemical and the sample water, which affects the effect of the chemical treatment.

[0023] The following is in conjunction with the instruction manual Figures 1 to 4 The medicine injection device will be described in detail.

[0024] The embodiment of the present invention provides a medicine spraying device to improve the effect of medicine mixing.

[0025] The present invention provides a medicine injection device, which includes: a first tube wall 1, which includes a first inlet end 11 and a first outlet end 12 that are oppositely arranged in its axial direction, a second tube wall 2, which is arranged inside the first tube wall 1, and includes a second inlet end 21 and a second outlet end 22 that are oppositely arranged in its axial direction; a first fixing component 4, which is arranged at the first inlet end 11 and the second inlet end 21, and includes a plurality of first fixing elements 41, and the plurality of first fixing elements 41 are arranged in the circumferential direction of the first tube wall 1, and each first fixing element 41 is respectively connected to the outer surface of the second tube wall 2 and the inner surface of the first tube wall 1; an acceleration component 3, which is arranged on the outer surface of the second tube wall 2 and / or the inner surface of the first tube wall 1, and connects the outer surface of the second tube wall 2 and the inner surface of the first tube wall 1.

[0026] Specifically, the medicine injection device includes: a first tube wall 1, a second tube wall 2, an acceleration component 3 and a first fixing component 4. The first tube wall 1 includes a first inlet end 11 and a first outlet end 12 that are oppositely arranged in its own axial direction. The second tube wall 2 is arranged inside the first tube wall 1. There is a flow space between the outer surface of the second tube wall 2 and the inner surface of the first tube wall 1. In its own axial direction, it includes a second inlet end 21 and a second outlet end 22 that are oppositely arranged. The acceleration component 3 is arranged on the outer surface of the second tube wall 2 and / or the inner surface of the first tube wall 1. The medicine to be filled enters the second tube wall 2 through the first inlet end 11. The medicine liquid is accelerated in the flow space between the outer surface of the second tube wall 2 and the inner surface of the first tube wall 1 by the acceleration component 3, and changes into a spiral injection mode at the first outlet end 12 and the second outlet end 22. The spirally injected medicine is fully mixed with the medicine inside the second tube wall 2, and the medicine is fully dispersed and injected into the sample water to fully mix the medicine with the sample water.

[0027] In some optional embodiments, the acceleration component 3 includes a plurality of protrusions 31 , each protrusion 31 is spiral-shaped, and the plurality of protrusions 31 are arranged at intervals.

[0028] Specifically, each protrusion 31 starts from the first inlet end 11 and spirals along the outer surface of the second tube wall 2. Each protrusion 31 starts from a different starting point of the first inlet end 11, so that the plurality of protrusions 31 are arranged at intervals. The medicine to be filled enters the second tube wall 2 through the first inlet end 11, and the medicine liquid is accelerated in the flow space between the outer surface of the second tube wall 2 and the inner surface of the first tube wall 1 through the plurality of protrusions 31, which can increase the flow rate of the medicine water body.

[0029] In some optional embodiments, the diameter of the first tube wall 1 in the direction from the first inlet end 11 to the first outlet end 12 becomes smaller and smaller.

[0030] Specifically, the second tube wall 2 is arranged inside the first tube wall 1, and the diameter of the first tube wall 1 in the direction from the first inlet end 11 to the first outlet end 12 becomes smaller and smaller, and the diameter of the second tube wall 2 in the direction from the second inlet end 21 to the second outlet end 22 becomes larger and larger, and the first inlet end 11 of the first tube wall 1 and the second inlet end 21 of the second tube wall 2 have the same starting position. At the first outlet end 12 of the first tube wall 1 and the second outlet end 22 of the second tube wall 2, the minimum distance between the inner surface of the first tube wall 1 and the outer surface of the second tube wall 2 is the height of the protrusion 31; at the first inlet end 11 of the first tube wall 1 and the second inlet end 21 of the second tube wall 2, the distance between the inner surface of the first tube wall 1 and the outer surface of the second tube wall 2 is greater than the height of the protrusion 31, so that the medicine liquid is accelerated to flow out from the flow space between the outer surface of the second tube wall 2 and the inner surface of the first tube wall 1, and the medicine to be added enters the second tube wall 2 through the first inlet end 11, and changes into a spiral spray mode at the first outlet end 12 and the second outlet end 22, and the spirally sprayed medicine is fully mixed with the medicine inside the second tube wall 2, and the medicine is fully dispersed and added into the sample water to make the medicine and the sample water fully mixed.

[0031] In some optional embodiments, the diameter of the second tube wall 2 increases from the second inlet end 21 to the second outlet end 22 .

[0032] Specifically, the second tube wall 2 is arranged inside the first tube wall 1, and the diameter of the first tube wall 1 in the direction from the first inlet end 11 to the first outlet end 12 becomes smaller and smaller, and the diameter of the second tube wall 2 in the direction from the second inlet end 21 to the second outlet end 22 becomes larger and larger, and the first inlet end 11 of the first tube wall 1 and the second inlet end 21 of the second tube wall 2 have the same starting position. At the first outlet end 12 of the first tube wall 1 and the second outlet end 22 of the second tube wall 2, the minimum distance between the inner surface of the first tube wall 1 and the outer surface of the second tube wall 2 is the height of the protrusion 31; at the first inlet end 11 of the first tube wall 1 and the second inlet end 21 of the second tube wall 2, the distance between the inner surface of the first tube wall 1 and the outer surface of the second tube wall 2 is greater than the height of the protrusion 31, so that the medicine liquid is accelerated to flow out from the flow space between the outer surface of the second tube wall 2 and the inner surface of the first tube wall 1, and the medicine to be added enters the second tube wall 2 through the first inlet end 11, and changes into a spiral spray mode at the first outlet end 12 and the second outlet end 22, and the spirally sprayed medicine is fully mixed with the medicine inside the second tube wall 2, and the medicine is fully dispersed and added into the sample water to make the medicine and the sample water fully mixed.

[0033] In some optional embodiments, a plurality of first fixing elements 41 are evenly arranged in the circumferential direction of the first tube wall 1 .

[0034] Specifically, each first fixing element 41 has a plate-like structure, and each first fixing element 41 is used to fix the second tube wall 2 to the first tube wall 1. The number of the first fixing elements 41 is the same as the number of the protrusions 31, and the first fixing elements 41 and the protrusions 31 are arranged one by one, so as to fix the second tube wall 2 to the first tube wall 1.

[0035] In some optional embodiments, the height of the first fixing element 41 is greater than zero, and the height of the first fixing element 41 is less than the radius of the first tube wall 1 at the first inlet end 11 .

[0036] Specifically, each first fixing element 41 has a plate-like structure, and each first fixing element 41 is used to fix the second tube wall 2 to the first tube wall 1. The number of the first fixing elements 41 is the same as the number of the protrusions 31, and the first fixing elements 41 and the protrusions 31 are arranged one by one, so as to fix the second tube wall 2 to the first tube wall 1.

[0037] Furthermore, during the dosing and spraying process, fluid A enters the nozzle through the inner flow channel, driving fluid B to enter the nozzle from the outer flow channel and flow in the outer flow channel, rotating and accelerating through multiple spiral flow channels, and mixing at the outlet to increase the liquid spraying surface. The spiral dosing method increases the discreteness of the drug water outlet, which can fully mix the drug with the drug liquid.

[0038] In some optional embodiments, such as Figure 4 As shown, it also includes a second fixing component 5, which is arranged at the first outlet end 12 and the second outlet end 22, and includes a plurality of second fixing elements 51, and a plurality of first fixing elements 41 are arranged in the circumference of the first tube wall 1, and each first fixing element 41 is respectively connected to the outer surface of the second tube wall 2 and the inner surface of the first tube wall 1. The plurality of second fixing elements 51 are evenly arranged in the circumference of the first tube wall 1.

[0039] Specifically, each second fixing element 51 has a plate-like structure, and each second fixing element 51 is used to fix the second tube wall 2 to the first tube wall 1. The number of second fixing elements 51 is the same as the number of protrusions 31, and the second fixing elements 51 are arranged one-to-one with the protrusions 31, so as to fix the second tube wall 2 to the first tube wall 1. The second fixing element 51 is arranged at the first outlet end 12 of the first tube wall 1 and the second outlet end 22 of the second tube wall 2, so as to further pressurize the pharmaceutical liquid. During the dosing and spraying process, fluid A enters the nozzle through the inner flow channel, drives fluid B to enter the nozzle from the outer flow channel and flow in the outer flow channel, rotates and accelerates through multiple spiral flow channels, mixes at the outlet, and increases the liquid spraying surface. By means of spiral dosing, the discreteness of the pharmaceutical water outlet is increased, and the pharmaceutical and the pharmaceutical liquid can be fully mixed.

[0040] In some optional embodiments, the number of the second fixing elements 51 is the same as the number of the protrusions 31 , and the second fixing elements 51 and the protrusions 31 are arranged in a one-to-one correspondence.

[0041] Specifically, each second fixing element 51 has a plate-like structure, and each second fixing element 51 is used to fix the second tube wall 2 to the first tube wall 1. The number of second fixing elements 51 is the same as the number of protrusions 31, and the second fixing elements 51 are arranged one-to-one with the protrusions 31, so as to fix the second tube wall 2 to the first tube wall 1. The second fixing element 51 is arranged at the first outlet end 12 of the first tube wall 1 and the second outlet end 22 of the second tube wall 2, so as to further pressurize the pharmaceutical liquid. During the dosing and spraying process, fluid A enters the nozzle through the inner flow channel, drives fluid B to enter the nozzle from the outer flow channel and flow in the outer flow channel, rotates and accelerates through multiple spiral flow channels, mixes at the outlet, and increases the liquid spraying surface. By means of spiral dosing, the discreteness of the pharmaceutical water outlet is increased, and the pharmaceutical and the pharmaceutical liquid can be fully mixed.

[0042] In some optional embodiments, the height of the second fixing element 51 is greater than or equal to zero, and the height of the first fixing element 41 is less than the radius of the first tube wall 1 at the first outlet end 12 .

[0043] Specifically, each second fixing element 51 has a plate-like structure, and each second fixing element 51 is used to fix the second tube wall 2 to the first tube wall 1. The number of second fixing elements 51 is the same as the number of protrusions 31, and the second fixing elements 51 are arranged one-to-one with the protrusions 31, so as to fix the second tube wall 2 to the first tube wall 1. The second fixing element 51 is arranged at the first outlet end 12 of the first tube wall 1 and the second outlet end 22 of the second tube wall 2, so as to further pressurize the pharmaceutical liquid. During the dosing and spraying process, fluid A enters the nozzle through the inner flow channel, drives fluid B to enter the nozzle from the outer flow channel and flow in the outer flow channel, rotates and accelerates through multiple spiral flow channels, mixes at the outlet, and increases the liquid spraying surface. By means of spiral dosing, the discreteness of the pharmaceutical water outlet is increased, and the pharmaceutical and the pharmaceutical liquid can be fully mixed.

[0044] The above are preferred embodiments of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as within the scope of protection of the present invention.

Claims

1. A medicine spraying device, characterized in that: include: The first tube wall (1) comprises a first inlet end (11) and a first outlet end (12) which are arranged opposite to each other in the axial direction thereof. The second tube wall (2) is arranged inside the first tube wall (1), and comprises a second inlet end (21) and a second outlet end (22) which are arranged opposite to each other in its axial direction; a first fixing component (4), arranged at the first inlet end (11) and the second inlet end (21), comprising a plurality of first fixing elements (41), the plurality of first fixing elements (41) being arranged in the circumferential direction of the first tube wall (1), each of the first fixing elements (41) being connected to the outer surface of the second tube wall (2) and the inner surface of the first tube wall (1); An accelerating component (3) is arranged on the outer surface of the second tube wall (2) and / or the inner surface of the first tube wall (1), and the accelerating component (3) connects the outer surface of the second tube wall (2) and the inner surface of the first tube wall (1).

2. The medicine injection device according to claim 1, characterized in that: The accelerating component (3) comprises a plurality of protrusions (31), each of the protrusions (31) is spiral-shaped, and the plurality of protrusions (31) are arranged at intervals.

3. The medicine injection device according to claim 2, characterized in that: The diameter of the first tube wall (1) decreases gradually in the direction from the first inlet end (11) to the first outlet end (12).

4. The medicine injection device according to claim 2, characterized in that: The diameter of the second tube wall (2) increases gradually in the direction from the second inlet end (21) to the second outlet end (22).

5. The medicine ejection device according to claim 2, characterized in that: A plurality of the first fixing elements (41) are evenly arranged in the circumferential direction of the first tube wall (1).

6. The medicine spraying device according to claim 5, characterized in that: The number of the first fixing elements (41) is the same as the number of the protrusions (31), and the first fixing elements (41) and the protrusions (31) are arranged in a one-to-one correspondence.

7. The medicine ejection device according to claim 6, characterized in that: The height of the first fixing element (41) is greater than zero, and the height of the first fixing element (41) is less than the radius of the first tube wall (1) at the first inlet end (11).

8. The medicine spraying device according to any one of claims 1 to 7, characterized in that: The invention also comprises a second fixing component (5), the second fixing component (5) being arranged at the first outlet end (12) and the second outlet end (22), and comprising a plurality of second fixing elements (51), a plurality of the first fixing elements (41) being arranged in the circumferential direction of the first tube wall (1), and each of the first fixing elements (41) being respectively connected to the outer surface of the second tube wall (2) and the inner surface of the first tube wall (1).

9. The medicine ejection device according to claim 8, characterized in that: A plurality of the second fixing elements (51) are evenly arranged in the circumferential direction of the first tube wall (1); The number of the second fixing elements (51) is the same as the number of the protrusions (31), and the second fixing elements (51) and the protrusions (31) are arranged in a one-to-one correspondence.

10. The medicine ejection device according to claim 9, characterized in that: The height of the second fixing element (51) is greater than or equal to zero, and the height of the first fixing element (41) is less than the radius of the first tube wall (1) at the first outlet end (12).

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