Spray administration device

Abstract

The utility model relates to the technical field of medical equipment, in particular to a spray dosing device. The device comprises a spraying mechanism, a medicine fixing mechanism, a medicine storage bag and an extruding mechanism, wherein the spraying mechanism is composed of a medicine feeding cylinder and a spraying head; the medicine fixing mechanism is arranged on the medicine administration barrel and used for storing medicine in advance and fixing the medicine; the medicine storage bag is arranged on the medicine administration barrel and is fixed through the medicine fixing structure; and the extrusion mechanism is arranged on the administration cylinder. Liquid medicine of the medicine storage bags can be conveniently supplied through the pressing plate and the pushing plate, the medicine storage bags can be supplied according to specific treatment courses through the arrangement of the medicine storage bags, and therefore waste of liquid medicine resources is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, in particular to a spray administration device. Background Art

[0002] In medical devices, for diseases on the skin, a combination of internal and external treatments is often adopted. Internally, drugs can be taken, and externally, drugs can be applied or sprayed. When spraying drugs, a spray device is required for operation, which treats by atomizing the liquid medicine and spraying it on the skin surface.

[0003] In the prior art, there is an adjustable quantitative spray administration device (publication number: CN206183763U). The spray device is arranged on the bottle body, and a rotating disk is arranged at the water spraying port of the spray device. Nozzles matching with the water spraying port are distributed on the rotating disk. By replacing the nozzles, different types and areas of effects can be adapted. Although the overall structure of this adjustable quantitative spray administration device is simple and easy to use, compared with traditional spray devices, it realizes functions such as quantitative spray administration, adjusting the spray range, and the nozzle can be bent and adjusted in any direction, making the utility model more adaptable and having a wider application range.

[0004] However, in the actual use process, after the patient recovers from the illness, the medication will be stopped, and there is generally more liquid medicine in the administration device. The treatment course cannot completely use up the liquid medicine, so the liquid medicine will be wasted, resulting in a waste of medical resources. Summary of the Utility Model

[0005] Aiming at the problems in the background art, a spray administration device is proposed.

[0006] The utility model provides a spray administration device, which includes a spray mechanism composed of a medicine administration cylinder and a nozzle; a medicine fixing mechanism arranged on the medicine administration cylinder for pre-storing drugs and fixing them; a medicine storage bag arranged on the medicine administration cylinder and fixed by the medicine fixing structure; and an extrusion mechanism arranged on the medicine administration cylinder.

[0007] Preferably, the medicine fixing mechanism is rotatably installed in a mounting frame on the medicine administration cylinder. A plurality of partition plates are installed on the medicine administration cylinder, and the plurality of partition plates are arranged in a ring shape and all contact the mounting frame.

[0008] Preferably, the extrusion mechanism includes a fixed frame installed on the mounting frame. A fixing plate is installed on the fixed frame. A pressing plate is arranged inside the fixed frame. A push rod is installed on the pressing plate. The push rod penetrates through the fixing plate and is slidably connected with the fixing plate. A return spring is sleeved on the push rod. A push plate is arranged on the fixed frame, and the push plate is connected to one end of the push rod.

[0009] Preferably, a connection cavity is provided on the medicine delivery cylinder. The connection cavity communicates with the medicine delivery cylinder through a connection hole. A liquid inlet hole is provided on the medicine delivery cylinder, and the liquid inlet hole communicates with the connection cavity. A plug is installed on the medicine storage package, the plug is adapted to the liquid inlet hole, and a sealing member is provided on the plug.

[0010] Preferably, the medicine storage package is made of soft plastic material.

[0011] Preferably, a sliding groove is provided on the medicine delivery cylinder. A plurality of positioning grooves are provided on the inner wall of the sliding groove. A contraction groove is provided on the installation frame. A contraction spring is installed in the contraction groove. A pushing head is slidably installed in the contraction groove, and the pushing head is connected to the contraction spring.

[0012] Preferably, the positioning groove is formed by a spherical groove, and the bottom end of the pushing head is set as a spherical surface, and the spherical surface is adapted to the spherical groove.

[0013] Preferably, the bottom of the medicine delivery cylinder is regarded as an opening one, and a sealing chassis is installed with internal threads in the opening one.

[0014] Compared with the prior art, the utility model has the following beneficial technical effects: Through the arrangement of a plurality of partition plates and the installation frame, a plurality of medicine storage packages can be installed at the same time. Through the extrusion of the pressing plate and the pushing plate, the liquid medicine can be conveyed into the medicine delivery cylinder for medicine supply operation. In summary, it can facilitate the daily medicine administration operation and improve the use convenience of the medicine administration device;

[0015] Through the arrangement of a plurality of medicine storage packages, the liquid medicine supply can be carried out according to the specific treatment course, avoiding waste of liquid medicine resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic structural diagram of the utility model;

[0017] Figure 2 is a schematic cross-sectional structural diagram of the utility model;

[0018] Figure 3 is Figure 2 the enlarged structural diagram of part A shown in

[0019] Figure 4 is a schematic diagram of the distribution structure of the partition plate in the utility model;

[0020] Figure 5 is a schematic structural diagram of the medicine storage package in the utility model.

[0021] Reference numerals: 1, medicine delivery cylinder; 2, mounting frame; 3, nozzle; 4, partition plate; 5, sliding groove; 6, positioning groove; 7, liquid inlet hole; 8, medicine storage bag; 9, plug; 10, seal; 11, feeding through groove; 12, blocking plate; 13, fixed frame; 14, fixing plate; 15, pressing plate; 16, push rod; 17, push plate; 18, return spring; 19, contraction groove; 20, contraction spring; 21, push head; 22, connection cavity; 23, connection hole; 24, sealing chassis. Detailed implementation manner

[0022] Embodiment 1

[0023] As Figures 1-4 shown, a spray medicine delivery device proposed by the present utility model includes a spray mechanism, a medicine fixing mechanism, a medicine storage bag 8 and an extrusion mechanism.

[0024] The spray mechanism is composed of a medicine delivery cylinder 1 and a nozzle 3. A medicine supply pipe is arranged on the nozzle 3, and the medicine supply pipe extends to a suitable position inside the medicine delivery cylinder 1. The nozzle 3 and the medicine delivery cylinder 1 are connected by a threaded connection method.

[0025] The medicine fixing mechanism is arranged on the medicine delivery cylinder 1 and is used for pre-storing and fixing the medicine. The medicine fixing mechanism is an installation frame 2 rotatably installed on the medicine delivery cylinder 1. A plurality of partition plates 4 are installed on the medicine delivery cylinder 1. The plurality of partition plates 4 are arranged in a ring shape, and the plurality of partition plates 4 are all in contact with the installation frame 2. A feeding through groove 11 is opened at the top of the installation frame 2. The feeding through groove 11 is adapted to the medicine storage bag 8, and a blocking plate 12 is installed in the feeding through groove 11 by extrusion.

[0026] The medicine storage bag 8 is arranged on the medicine delivery cylinder 1 and is fixed by the medicine fixing structure. The liquid medicine capacity in the medicine storage bag 8 needs to be controlled, that is, one medicine storage bag 8 can perform one medicine delivery operation. In this way, after stopping using the medicine, the medicine storage bag 8 in the seal can prevent the liquid medicine from contacting the outside world, ensuring the use effect of the liquid medicine. At the same time, the hospital can supply the medicine storage bag 8 according to the specific condition of the disease, which reduces the waste of the medicine storage bag 8 and reduces the waste of medical resources. The medicine storage bag 8 is made of soft plastic material.

[0027] The extrusion mechanism is arranged on the medicine delivery cylinder 1. The extrusion mechanism includes a fixed frame 13 installed on the installation frame 2. A fixed plate 14 is installed on the fixed frame 13. A pressing plate 15 is arranged inside the fixed frame 13. Rubber plates are installed on both sides of the pressing plate 15 to facilitate the extrusion effect of the pressing plate 15 on the medicine storage bag 8. One outer wall of the pressing plate 15 is set as an arc surface and contacts the medicine storage bag 8. A push rod 16 is installed on the pressing plate 15. The push rod 16 penetrates through the fixed plate 14 and is slidably connected to the fixed plate 14. A return spring 18 is sleeved on the push rod 16. A push plate 17 is arranged on the fixed frame 13. The push plate 17 is connected to one end of the push rod 16. A strip-shaped groove is formed on one outer wall of the push plate 17. One end of the return spring 18 is connected to the fixed plate 14, and the other end of the return spring 18 is connected to one outer wall of the push plate 17.

[0028] As Figure 2 and Figure 5 shown, a connection cavity 22 is formed on the medicine delivery cylinder 1. The connection cavity 22 communicates with the medicine delivery cylinder 1 through a connection hole 23. A liquid inlet hole 7 is formed on the medicine delivery cylinder 1. The liquid inlet hole 7 communicates with the connection cavity 22. A plug 9 is installed on the medicine storage bag 8. The plug 9 is adapted to the liquid inlet hole 7. A seal 10 is arranged on the plug 9. The seal 10 is composed of a plastic film and is connected to the plug 9 by means of pasting.

[0029] As Figures 2-4 shown, a sliding groove 5 is formed on the medicine delivery cylinder 1. A plurality of positioning grooves 6 are formed on the inner wall of the sliding groove 5. A contraction groove 19 is formed on the installation frame 2. A contraction spring 20 is installed in the contraction groove 19. A push head 21 is slidably installed in the contraction groove 19. The push head 21 is connected to the contraction spring 20. The positioning groove 6 is composed of a spherical groove. The bottom end of the push head 21 is set as a spherical surface, and the spherical surface is adapted to the spherical groove.

[0030] In this embodiment, before use, a plurality of medicine storage bags 8 are respectively placed between a plurality of partition plates 4 through a feeding through groove 11, so that the plugs 9 on the medicine storage bags 8 extend into the corresponding liquid inlet holes 7, thereby completing the installation of the medicine storage bags 8. During use, the push plate 17 can be pushed. Under the action of the two push rods 16, the pressing plate 15 is pushed to extrude the medicine storage bag 8. The medicine storage bag 8 is extruded to input the liquid medicine therein into the connection cavity 22 through the plug 9 and then flow into the medicine delivery cylinder 1. Then, the liquid medicine can be extracted through the nozzle 3 for spraying. During periodic use, the installation frame 2 can be rotated to drive the pressing plate 15 to rotate. The rotation position of the pressing plate 15 can be positioned through the positioning groove 6 and the push head 21, so that the liquid medicine in the medicine storage bag 8 can be input in sequence. By supplying medicine in this way, the liquid medicine resources can be saved.

[0031] Embodiment 2

[0032] As Figure 2As shown in the figure, a spray administration device proposed by the present utility model, compared with the first embodiment, further includes a sealing chassis 24 provided on the administration cylinder 1. The bottom of the administration cylinder 1 is regarded as an opening one, and an internal thread is provided in the opening one. An external thread is provided on the outer ring of the sealing chassis 24, and the internal thread is threadedly connected to the external thread. A groove is provided at the bottom of the sealing chassis 24, and a transverse plate is installed in the groove to facilitate the disassembly and assembly of the sealing chassis 24. A sealing ring is installed on the inner wall of the administration cylinder 1, and the sealing ring is hermetically connected to the top of the sealing chassis 24.

[0033] In this embodiment, by disassembling the sealing chassis 24, the inner wall of the administration cylinder 1 can be quickly cleaned, so as to facilitate the use of different liquid medicines for spraying by the administration device, enable the secondary utilization of the administration device, and improve the use range and utilization rate of the administration device.

[0034] The above has described in detail the embodiments of the present utility model in conjunction with the drawings. However, the present utility model is not limited thereto. Various changes can be made without departing from the gist of the present utility model within the knowledge scope of those skilled in the art to which it pertains.

Claims

1. A spray drug delivery device, characterized in that: include: A spray mechanism, the spray mechanism is composed of a drug cartridge (1) and a spray head (3); A medicine fixing mechanism, which is arranged on the drug delivery barrel (1) and is used to pre-store the medicine and fix it; A medicine storage bag (8), the medicine storage bag (8) is arranged on the drug delivery barrel (1) and is fixed by a medicine fixing structure; And a squeezing mechanism, which is arranged on the medication cartridge (1).

2. A spray drug delivery device according to claim 1, characterized in that: The medicine fixing mechanism is rotatably mounted on a mounting frame (2) on a drug delivery barrel (1). A plurality of partitions (4) are mounted on the drug delivery barrel (1). The plurality of partitions (4) are arranged in a ring shape, and the plurality of partitions (4) are all in contact with the mounting frame (2).

3. A spray drug delivery device according to claim 2, characterized in that: The extrusion mechanism comprises a fixed frame (13) mounted on the mounting frame (2), a fixed plate (14) being mounted on the fixed frame (13), a pressing plate (15) being arranged inside the fixed frame (13), a pushing rod (16) being arranged on the pressing plate (15), the pushing rod (16) passing through the fixed plate (14) and being slidably connected to the fixed plate (14), a reset spring (18) being sleeved on the pushing rod (16), a pushing plate (17) being arranged on the fixed frame (13), and the pushing plate (17) being connected to one end of the pushing rod (16).

4. A spray drug delivery device according to claim 1, characterized in that: The drug delivery cartridge (1) is provided with a connecting cavity (22), the connecting cavity (22) being connected to the drug delivery cartridge (1) via a connecting hole (23), the drug delivery cartridge (1) is provided with a liquid inlet hole (7), the liquid inlet hole (7) being connected to the connecting cavity (22), the drug storage bag (8) is provided with a plug (9), the plug (9) is adapted to fit the liquid inlet hole (7), and a sealing member (10) is provided on the plug (9).

5. A spray drug delivery device according to claim 4, characterized in that: The medicine storage bag (8) is made of soft plastic material.

6. A spray drug delivery device according to claim 2, characterized in that: A drug delivery cartridge (1) is provided with a sliding groove (5), a plurality of positioning grooves (6) are provided on the inner wall of the sliding groove (5), a contraction groove (19) is provided on the mounting frame (2), a contraction spring (20) is installed in the contraction groove (19), a push head (21) is slidably installed in the contraction groove (19), and the push head (21) is connected to the contraction spring (20).

7. A spray drug delivery device according to claim 6, characterized in that: The positioning groove (6) is formed by a spherical groove, and the bottom end of the pushing head (21) is set as a spherical surface, and the spherical surface is adapted to the spherical groove.

8. A spray drug delivery device according to claim 1, characterized in that: The bottom of the drug cartridge (1) is regarded as opening 1, and a sealing bottom plate (24) is installed in the inner thread of opening 1.

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