Liquid medicine spraying bottle

Abstract

The utility model relates to the technical field of medical instruments, in particular to a liquid medicine spray bottle which comprises an end cover, a spray nozzle is connected to the upper end of the end cover, a connecting block is fixedly installed at the lower end of the end cover, and a threaded hole communicated with the spray nozzle is formed in the center of the connecting block. The upper end of the bottle body is provided with a pump assembly, the pump assembly comprises a pump shell and a tubular plunger, the lower end of the pump shell is connected with a thin tube, the tubular plunger is in sliding connection with the upper end face of the pump shell, and the upper end of the tubular plunger is in threaded connection with the threaded hole; and feeding scales are arranged on the side wall of the end cover. The maximum stroke of the tubular plunger in the pump shell can be indirectly adjusted by screwing the end cover, and then adjustment of the liquid medicine spraying amount through single-time pressing is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely relates to a liquid medicine spray bottle. BACKGROUND

[0002] Liquid medicine spray bottle is a kind of container for storing and spraying liquid medicine, usually made of plastic or glass and other materials.Nasal spray is a more common liquid medicine spray bottle, it is a kind of equipment for cleaning and protecting nasal cavity.It sprays liquid medicine or physiological saline into nasal cavity by spraying mode to relieve the symptoms of nasal cavity diseases such as rhinitis, sinusitis and so on.When using nasal spray, the end of spray head is inserted into nasal cavity, and liquid medicine or physiological saline in the nasal spray is sprayed to the lesion position of nasal cavity by pressing pump.However, the liquid medicine spray amount of liquid medicine spray bottle such as nasal spray in prior art is fixed, and it is difficult to adjust the liquid medicine spray amount of each pressing according to the actual needs of patients. SUMMARY

[0003] The utility model aims at providing a liquid medicine spray bottle to solve the above technical problems.

[0004] The utility model can achieve the purpose by the following technical scheme:

[0005] A liquid medicine spray bottle, comprising:

[0006] End cover, the upper end of the end cover is connected with spray nozzle, the lower end of the end cover is fixedly installed with connecting block, the central part of the connecting block is provided with threaded hole communicated with the spray nozzle;

[0007] Bottle body, the upper end of the bottle body is installed with pump assembly, the pump assembly comprises pump shell and tubular plunger, the lower end of the pump shell is connected with thin tube, the upper end surface of the pump shell is slidably connected with the tubular plunger, the upper end of the tubular plunger is threadedly connected with the threaded hole;

[0008] The sidewall of the end cover is provided with feed scale.

[0009] As a further technical scheme, the sidewall of the tubular plunger can be provided with through hole, the lower end of the tubular plunger is sealed and connected with spring, the lower end of the spring is fixedly connected with plug ball, and the diameter of the plug ball is greater than the inner diameter of the thin tube.

[0010] As a further technical scheme, the sidewall of the tubular plunger is circumferentially provided with limiting groove, and the through hole is located in the limiting groove, the limiting groove is slidably connected with scraping ring, and the outer sidewall of the scraping ring is slidably connected with the inner wall of the pump shell.

[0011] As a further technical scheme, the lower end edge of the end cover is provided with annular groove, the upper end of the bottle body is fixedly installed with thrust ring, and the thrust ring is inserted into the annular groove.

[0012] As a further technical solution, the groove bottom of the annular groove is fixedly provided with an elastic ring.

[0013] As a further technical solution, the bottle body comprises an inner container and an outer shell, and the inner container and the outer shell are vacuum treated.

[0014] As a further technical solution, a dust cover is detachably mounted at the upper end of the bottle body, and the end cover is located in the dust cover.

[0015] The beneficial effects of the present application are as follows:

[0016] (1) The liquid medicine spraying bottle can indirectly adjust the maximum stroke of the tubular plunger in the pump shell by screwing the end cover, thereby realizing the adjustment of the single-press liquid medicine spraying amount.

[0017] (2) The liquid medicine spraying bottle provided by the present application is characterized in that the end cover is threadedly and detachably connected with the tubular plunger through the connecting block, so that the end cover can be easily detached and the nozzle can be disinfected and cleaned after the spraying bottle is used. BRIEF DESCRIPTION OF DRAWINGS

[0018] The present application will be further described below with reference to the drawings.

[0019] Figure 1 is the overall sectional view of the present application;

[0020] Figure 2 is the enlarged schematic view of A in the drawing of the present application; Figure 1

[0021] Figure 3 is the schematic view of the three-dimensional structure of the present application after being cut;

[0022] Figure 4 is the enlarged schematic view of B in the drawing of the present application; Figure 3

[0023] Figure 5 is the schematic view of the pump assembly in the present application.

[0024] Reference signs: 1, end cover; 2, bottle body; 11, nozzle; 12, connecting block; 13, feeding scale; 21, outer shell; 22, inner container; 3, pump assembly; 31, pump shell; 32, tubular plunger; 33, thin tube; 321, through hole; 322, spring; 323, plug ball; 324, limiting groove; 325, scraping ring; 14, annular groove; 23, thrust ring; 141, elastic ring; 4, dust cover. DETAILED DESCRIPTION

[0025] ​​With reference to the drawings and the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0026] As shown in Figure 1 , 2 , a medicine liquid spraying bottle comprises:

[0027] an end cap 1, an upper end of the end cap 1 is connected with a nozzle 11, a lower end of the end cap 1 is fixedly installed with a connecting block 12, a central part of the connecting block 12 is provided with a threaded hole communicated with the nozzle 11;

[0028] a bottle body 2, an upper end of the bottle body 2 is installed with a pump assembly 3, the pump assembly 3 comprises a pump shell 31 and a tubular plunger 32, a lower end of the pump shell 31 is connected with a thin tube 33, the tubular plunger 32 is slidingly connected with an upper end face of the pump shell 31, an upper end of the tubular plunger 32 is threadedly connected with the threaded hole;

[0029] a sidewall of the end cap 1 is provided with a feeding scale 13.

[0030] Through the above technical solution, the present embodiment provides a medicine liquid spraying bottle, the pump assembly 3 can pump the medicine liquid stored in the bottle body 2 into the inner cavity of the end cap 1 and sprayed out by the nozzle 11 through the up-and-down pumping movement of the tubular plunger 32 in the pump shell 31, and the upper end of the tubular plunger 32 is threadedly connected with the threaded hole of the connecting block 12 fixedly installed at the lower end of the end cap 1, so that the distance between the end cap 1 and the upper end of the bottle body 2 can be adjusted by screwing the end cap 1, when the end cap 1 is pressed and the end cap 1 contacts with the end face of the bottle body 2, the end cap 1 cannot continue to go down, therefore, the maximum stroke of the tubular plunger 32 in the pump shell 31 can be indirectly adjusted by screwing the end cap 1, and the single-pressing medicine liquid spraying amount is adjusted. The sidewall of the end cap 1 is provided with the feeding scale 13, specifically, the initial distance between the end cap 1 and the upper end of the bottle body 2 and the quantity relationship of the single-pressing medicine liquid spraying amount are obtained through experiments, and then the feeding scale 13 is obtained according to the quantity relationship. In addition, since the end cap 1 is threadedly and detachably connected with the tubular plunger 32 through the connecting block 12, the end cap 1 can be conveniently detached and the nozzle 11 can be sterilized and cleaned after the spraying bottle is used.

[0031] As shown in Figure 2 , 4As shown in FIG. 5, the side wall of the tubular plunger 32 can be provided with a through hole 321, the lower end of the tubular plunger 32 is sealed and connected with a spring 322, the lower end of the spring 322 is fixedly connected with a plug ball 323, and the diameter of the plug ball 323 is greater than the inner diameter of the thin tube 33.

[0032] A limiting groove 324 is circumferentially formed in the side wall of the tubular plunger 32, and the through hole 321 is located in the limiting groove 324, a scraping ring 325 is slidingly connected in the limiting groove 324, and the outer side wall of the scraping ring 325 is slidingly connected with the inner wall of the pump shell 31.

[0033] According to the technical scheme, when the end cover 1 is pressed, the plug ball 323 blocks the pipe opening of the thin tube 33, the scraping ring 325 moves to the upper end of the limiting groove 324, and under the extrusion of the scraping ring 325, the liquid enters the tubular plunger through the through hole 321 and is finally sprayed out of the nozzle 11. When the pressing is finished, the spring 322 is elongated as the reaction force of the pressing force of the end cover 1, the scraping ring 325 moves to the lower end of the limiting groove 324 to block the through hole 321, at this time, the negative pressure is formed in the pump shell 31, the liquid in the bottle body 2 is sucked into the pump shell 31 through the thin tube 33, and when the pressure inside and outside the pump shell 31 is balanced, the thin tube 33 is blocked again by the plug ball 323 under the elastic force of the spring 322, so that the pump shell 31 is filled with the liquid again.

[0034] As shown in FIG. 5, the side wall of the tubular plunger 32 can be provided with a through hole 321, the lower end of the tubular plunger 32 is sealed and connected with a spring 322, the lower end of the spring 322 is fixedly connected with a plug ball 323, and the diameter of the plug ball 323 is greater than the inner diameter of the thin tube 33. Figure 2 4 As shown in FIG. 5, the side wall of the tubular plunger 32 can be provided with a through hole 321, the lower end of the tubular plunger 32 is sealed and connected with a spring 322, the lower end of the spring 322 is fixedly connected with a plug ball 323, and the diameter of the plug ball 323 is greater than the inner diameter of the thin tube 33.

[0035] According to the technical scheme, when the end cover 1 is pressed, the plug ball 323 blocks the pipe opening of the thin tube 33, the scraping ring 325 moves to the upper end of the limiting groove 324, and under the extrusion of the scraping ring 325, the liquid enters the tubular plunger through the through hole 321 and is finally sprayed out of the nozzle 11. When the pressing is finished, the spring 322 is elongated as the reaction force of the pressing force of the end cover 1, the scraping ring 325 moves to the lower end of the limiting groove 324 to block the through hole 321, at this time, the negative pressure is formed in the pump shell 31, the liquid in the bottle body 2 is sucked into the pump shell 31 through the thin tube 33, and when the pressure inside and outside the pump shell 31 is balanced, the thin tube 33 is blocked again by the plug ball 323 under the elastic force of the spring 322, so that the pump shell 31 is filled with the liquid again.

[0036] As shown in FIG. 5, the side wall of the tubular plunger 32 can be provided with a through hole 321, the lower end of the tubular plunger 32 is sealed and connected with a spring 322, the lower end of the spring 322 is fixedly connected with a plug ball 323, and the diameter of the plug ball 323 is greater than the inner diameter of the thin tube 33. Figure 2 4 As shown in FIG. 5, the side wall of the tubular plunger 32 can be provided with a through hole 321, the lower end of the tubular plunger 32 is sealed and connected with a spring 322, the lower end of the spring 322 is fixedly connected with a plug ball 323, and the diameter of the plug ball 323 is greater than the inner diameter of the thin tube 33.

[0037] According to the technical scheme, when the end cover 1 is pressed, the plug ball 323 blocks the pipe opening of the thin tube 33, the scraping ring 325 moves to the upper end of the limiting groove 324, and under the extrusion of the scraping ring 325, the liquid enters the tubular plunger through the through hole 321 and is finally sprayed out of the nozzle 11. When the pressing is finished, the spring 322 is elongated as the reaction force of the pressing force of the end cover 1, the scraping ring 325 moves to the lower end of the limiting groove 324 to block the through hole 321, at this time, the negative pressure is formed in the pump shell 31, the liquid in the bottle body 2 is sucked into the pump shell 31 through the thin tube 33, and when the pressure inside and outside the pump shell 31 is balanced, the thin tube 33 is blocked again by the plug ball 323 under the elastic force of the spring 322, so that the pump shell 31 is filled with the liquid again.

[0038] As shown in FIG. 5, the side wall of the tubular plunger 32 can be provided with a through hole 321, the lower end of the tubular plunger 32 is sealed and connected with a spring 322, the lower end of the spring 322 is fixedly connected with a plug ball 323, and the diameter of the plug ball 323 is greater than the inner diameter of the thin tube 33. Figure 3 As shown in FIG. 5, the side wall of the tubular plunger 32 can be provided with a through hole 321, the lower end of the tubular plunger 32 is sealed and connected with a spring 322, the lower end of the spring 322 is fixedly connected with a plug ball 323, and the diameter of the plug ball 323 is greater than the inner diameter of the thin tube 33.

[0039] ​​Through the technical scheme, the vacuum treatment between the inner container 22 and the outer shell 21 of the bottle body 2 can reduce the influence of the external temperature of the bottle body 2 on the medicine liquid in the inner container 22, and is beneficial to the constant temperature preservation of the medicine liquid.

[0040] As shown in Figure 1 The upper end of the bottle body 2 is detachably provided with a dust cover 4, and the end cover 1 is located in the dust cover 4.

[0041] Through the technical scheme, the dust cover 4 in the embodiment can protect the nozzle 11, so that the bacteria in the air cannot infect the nozzle 11.

[0042] The above describes one embodiment of the utility model in detail, but the content is only the preferred embodiment of the utility model, and cannot be considered as limiting the scope of the utility model. Any equivalent change and improvement within the scope of the utility model application should still belong to the patent coverage range of the utility model.

Claims

1. A medicine liquid spraying bottle, characterized in that, The utility model relates to a kind of bottle and pump, including: End cap (1), the upper end of the end cap (1) is connected with nozzle (11), the lower end of the end cap (1) is fixedly installed with connecting block (12), the central of the connecting block (12) is equipped with threaded hole with the nozzle (11) communication; Bottle body (2), the upper end of the bottle body (2) is installed with pump assembly (3), the pump assembly (3) includes pump shell (31) and tubular plunger (32), the lower end of the pump shell (31) is connected with thin tube (33), the tubular plunger (32) is slidably connected with the upper end surface of the pump shell (31), the upper end of the tubular plunger (32) is threadedly connected with the threaded hole; The sidewall of the end cap (1) is equipped with feed scale (13).

2. The medicine spraying bottle according to claim 1, wherein The sidewall of the tubular plunger (32) can be provided with through hole (321), the lower end of the tubular plunger (32) is sealed and connected with spring (322), the lower end of the spring (322) is fixedly connected with plug ball (323), and the diameter of the plug ball (323) is greater than the inner diameter of the thin tube (33).

3. The medicine spraying bottle according to claim 2, wherein The sidewall of the tubular plunger (32) is circumferentially provided with limiting groove (324), and the through hole (321) is located in the limiting groove (324), the limiting groove (324) is slidably connected with scraping ring (325), and the outer sidewall of the scraping ring (325) is slidably connected with the inner wall of the pump shell (31).

4. The medicine spraying bottle according to claim 1, wherein The lower end edge of the end cap (1) is provided with annular groove (14), the upper end of the bottle body (2) is fixedly installed with thrust ring (23), and the thrust ring (23) is inserted into the annular groove (14).

5. The medicine spraying bottle according to claim 4, wherein The groove bottom of the annular groove (14) is fixedly provided with elastic ring (141).

6. The medicine spraying bottle according to claim 1, wherein The bottle body (2) includes inner container (22) and outer shell (21), and the inner container (22) and the outer shell (21) are vacuum treated.

7. The medicine spraying bottle according to claim 1, wherein The upper end of the bottle body (2) can be detachably installed with dust cover (4), and the end cap (1) is located in the dust cover (4).

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