Fog storage tank

Abstract

The utility model relates to a mist storage tank, which belongs to the field of medicine inhalers and comprises a main tank body for storing aerosol and an inhalation mask mounted on the main tank body. The main tank body is colorless and transparent, the top of the main tank body is provided with an air inlet joint for mounting the inhalation mask, and the main tank body is provided with an air inlet pipe which is positioned on the lower side of the air inlet joint and is communicated with the air inlet joint and an inner cavity of the main tank body; an indicating ball is arranged in the air inlet pipe, and a limiting structure for limiting the indicating ball from falling off is arranged at the bottom of the air inlet pipe; a medicine inlet is formed in the bottom of the main tank body. The aerosol storage tank has the advantage that the observation effect on the inhalation amount of aerosol when a patient uses the aerosol storage tank is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of medicine inhaler, in particular to a reservoir canister. BACKGROUND

[0002] The reservoir canister is an auxiliary tool for quantitative aerosol inhalation therapy, which is used for storing aerosol. The reservoir canister is mainly used for children and patients who are not good at coordinating inhalation and hand movement, or patients who have obvious local side effects in the throat after using MDI. The existing reservoir canister mainly comprises a canister body for storing aerosol, a base connected to the bottom of the canister body and matched with the aerosol, and an inhalation part connected to the top of the canister body for the patient to inhale the aerosol. In the use process of the reservoir canister, the aerosol is first inserted into the base, the medicine is made to enter the canister body by extruding the aerosol, and the patient delivers the medicine to the lung through the inhalation part of the reservoir canister to achieve the effect of treating diseases. However, the above-mentioned reservoir canister cannot observe the inhalation amount of the patient in the use process. CONTENT OF THE UTILITY MODEL

[0003] In order to improve the observation effect of the inhalation amount of the aerosol when the patient uses the reservoir canister, the present application provides a reservoir canister.

[0004] The present application provides a reservoir canister adopting the following technical scheme:

[0005] A reservoir canister comprises a main canister body for storing aerosol and an inhalation mask installed on the main canister body; the main canister body is transparent and has an air inlet connector at the top for installing the inhalation mask, the main canister body has an air inlet pipe at the lower side of the air inlet connector and connected with the air inlet connector and the inner cavity of the main canister body; the air inlet pipe is provided with an indicating ball, and the bottom of the air inlet pipe is provided with a limiting structure for limiting the indicating ball from falling off; the bottom of the main canister body is provided with a medicine inlet.

[0006] By adopting the above technical scheme, in the use process of the reservoir canister, the atomizer with aerosol is first inserted into the medicine inlet at the bottom of the main canister body, the aerosol can enter the inner cavity of the main canister body by extruding the atomizer, then the patient tightly buckles the inhalation mask at his or her mouth and nose and inhales, at this time, the aerosol can pass through the air inlet pipe, the air inlet connector and the inhalation mask in sequence from the inner cavity of the main canister body, so as to be inhaled into the lung of the patient. The air inlet pipe is arranged in the reservoir canister, and the indicating ball is arranged in the air inlet pipe, in the process of the patient inhaling the aerosol, the movement of the indicating ball in the air inlet pipe can be observed through the transparent main canister body, at this time, the indicating ball can be used as a pressure gauge to assist in judging the pressure change in the main canister body, so as to judge the inhalation amount of the patient.

[0007] Optionally, the air inlet pipe comprises a first pipe section and a second pipe section connected to the bottom of the first pipe section, the outer diameter of the first pipe section is greater than that of the second pipe section.

[0008] By adopting the technical scheme, the structure of the air inlet pipe is disclosed, the indicating ball is at the bottom of the second pipe section when the patient does not inhale, which helps to reduce the probability that the exhaled waste gas pollutes the aerosol in the inner cavity of the main tank body; when the patient starts to inhale, the indicating ball continuously rises, and when the indicating ball leaves the second pipe section and reaches the first pipe section, the indicating ball can function as a pressure relief valve, which helps to ensure that the patient inhales an effective aerosol dose, and the device can be used as a breathing trainer to train the breathing of a pediatric patient.

[0009] Optionally, a blocking sheet for limiting the passing of the indicating ball is further arranged between the air inlet pipe and the air inlet connector, and the blocking sheet has a ventilation gap for the passing of the aerosol.

[0010] By adopting the technical scheme, the blocking sheet arranged between the air inlet pipe and the air inlet connector helps to limit the entering of the indicating ball into the inhalation mask, thereby ensuring the safety of the patient during the use of the reservoir canister. The arrangement of the ventilation gap in the blocking sheet helps the passing of the aerosol, thereby delivering the aerosol into the inhalation mask for the patient to inhale.

[0011] Optionally, the main tank body comprises a lower tank body; the air inlet connector is detachably mounted on the top of the lower tank body; the top of the lower tank body is provided with a plurality of limiting columns, and the blocking sheet has a plurality of limiting through holes corresponding to the limiting columns.

[0012] By adopting the technical scheme, the detachable mounting of the air inlet connector on the top of the lower tank body helps to replace and clean the air inlet connector. The arrangement of the limiting columns on the top of the lower tank body helps to limit the blocking plate, thereby reducing the probability of displacement of the blocking plate.

[0013] Optionally, the top of the lower tank body has a clamping convex ring, the side wall of the clamping convex ring is provided with a clamping convex block, the air inlet connector has a clamping sleeve matched with the clamping convex ring, and the clamping sleeve has a first clamping groove for inserting the clamping convex block and a second clamping groove arranged circumferentially on the upper edge of the first clamping groove.

[0014] By adopting the technical scheme, the detachable mounting structure between the lower tank body and the air inlet connector is disclosed, the clamping convex block on the clamping convex ring is inserted into the first clamping groove in the clamping sleeve of the air inlet connector, and then the air inlet connector is rotated, so that the clamping convex block is clamped in the second clamping groove in the clamping sleeve, thereby realizing the detachable mounting of the lower tank body and the air inlet connector.

[0015] Optionally, the bottom of the clamping convex block is provided with a limiting protrusion, and the bottom of the second clamping groove has a limiting groove for clamping the limiting protrusion.

[0016] By adopting the technical scheme, the limiting protrusion of the clamping protrusion is matched with the limiting groove on the second clamping groove, which helps to improve the stability of the clamping between the lower tank body and the air inlet joint.

[0017] Optionally, the clamping sleeve is circumferentially spaced apart at the top of the inner cavity and is provided with a plurality of reinforcing rib plates abutting against the blocking plate.

[0018] By adopting the technical scheme, the clamping sleeve is circumferentially spaced apart at the top of the inner cavity and is provided with a plurality of reinforcing rib plates abutting against the blocking plate.

[0019] Optionally, the top of the air inlet joint is provided with a plug portion, and the air inhalation mask is provided with a mounting slot for the plug portion to be inserted in an interference fit.

[0020] By adopting the technical scheme, the plug portion of the air inlet joint is inserted into the mounting slot of the air inhalation mask to achieve detachable connection of the air inlet joint and the air inhalation mask, and the mounting slot allows the plug portion to be inserted in an interference fit, which helps to reduce the probability of leakage of aerosol from the connection between the plug portion and the mounting slot.

[0021] Optionally, one side of the bottom surface of the air inhalation mask is further provided with a one-way valve structure with an air passage direction from the inner cavity of the air inhalation mask to the atmosphere.

[0022] By adopting the technical scheme, the one-way valve structure with an air passage direction from the inner cavity of the air inhalation mask to the atmosphere is arranged on the bottom surface of the air inhalation mask. When the patient exhales, the exhaled gas can be transported from the inner cavity of the air inhalation mask to the atmosphere through the one-way valve structure, which helps to quickly release the pressure of the mist storage tank and reduces the pollution of the aerosol in the main tank body.

[0023] Optionally, the bottom of the main tank body is provided with a rubber mounting seat, and the medicine outlet is arranged in the rubber mounting seat.

[0024] By adopting the technical scheme, the rubber mounting seat is arranged on the bottom of the main tank body, and the medicine outlet is arranged in the rubber mounting seat, which helps to improve the close cooperation between the mist storage tank and the aerosol medicine outlet and reduces the leakage of aerosol.

[0025] In summary, the present application has at least one of the following beneficial technical effects:

[0026] 1. A mist storage tank, by arranging an air inlet pipe in a main tank body and a indicating ball arranged in the air inlet pipe, so that during the use of the mist storage tank by the patient, the movement of the indicating ball in the air inlet pipe can be used as a basis for judging the pressure change in the main tank body, thereby judging the inhalation amount of the patient to the aerosol.

[0027] 2. By detachably mounting the air inlet joint to the top of the lower tank body and detachably mounting the air inlet mask to the plug portion of the air inlet joint, the air inlet joint and the air inlet mask can be replaced and cleaned;

[0028] 3. The one-way valve structure is arranged at the bottom of the air inlet mask, when the patient exhales, the exhaust gas can be output from the inner cavity of the air inlet mask to the atmosphere, so that the mist storage tank can be quickly depressurized, and the probability of contamination of the aerosol in the mist storage tank is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 is a schematic view of the mist storage tank in the embodiment.

[0030] Figure 2 is an exploded schematic view of the mist storage tank in the embodiment.

[0031] Figure 3 is a cross-sectional schematic view of the main tank body in the embodiment.

[0032] Figure 4 is a schematic view of the cooperation between the air inlet pipe and the indicator ball in the embodiment.

[0033] Figure 5 is a schematic view of the installation of the barrier sheet in the lower tank body in the embodiment.

[0034] Figure 6 is a schematic view of the cooperation between the air inlet joint and the lower tank body in the embodiment.

[0035] Figure 7 is a schematic view of the cooperation between the air inlet mask and the air inlet joint in the embodiment.

[0036] Figure 8 is a schematic view of the one-way valve structure in the embodiment.

[0037] Figure 9 is Figure 3 a local enlarged view of A in FIG.

[0038] Explanation of reference signs: 1, main tank body; 11, lower tank body; 111, limiting stand; 112, clamping convex ring; 113, clamping convex block; 1131, limiting protrusion; 114, mounting ring part; 12, air inlet joint; 121, clamping sleeve; 122, first clamping groove; 123, second clamping groove; 1231, limiting groove; 124, reinforcing rib plate; 125, plug part; 126, abutting ring surface; 13, rubber mounting seat; 131, mounting ring groove; 132, medicine inlet; 14, air inlet pipe; 141, first pipe section; 142, second pipe section; 143, indicating ball; 144, limiting structure; 145, movement gap; 15, blocking sheet; 151, limiting through hole; 152, air passage gap; 2, air inhalation mask; 21, mounting slot; 22, one-way valve structure; 23, rubber one-way valve sheet; 231, clamping stand; 232, rubber sheet; 24, mounting through hole; 25, valve sheet groove; 251, air inlet. DETAILED DESCRIPTION

[0039] The following will be described in detail with reference to the accompanying drawings. Figures 1-9 The present application will be further described in detail.

[0040] The present application discloses a fog storage tank. Referring to Figure 1 and Figure 2 A fog storage tank includes a main tank body 1 for storing aerosol and an air inhalation mask 2 mounted on the top of the main tank body 1. Among them, the main tank body 1 includes a lower tank body 11, an air inlet joint 12 detachably mounted on the top of the lower tank body 11 and used for mounting the air inhalation mask 2, and a rubber mounting seat 13 connected to the bottom of the lower tank body 11.

[0041] Referring to Figure 3 and Figure 4 The lower tank body 11 is a cylindrical structure with an open lower end, and the lower tank body 11 is colorless and transparent. The lower tank body 11 is arranged with an air inlet pipe 14 communicating the air inlet joint 12 and the inner cavity of the lower tank body 11. The air inlet pipe 14 includes a first pipe section 141, a second pipe section 142 connected to the bottom of the first pipe section 141, and an indicating ball 143 arranged in the air inlet pipe 14. Among them, the outer diameter of the first pipe section 141 is greater than the outer diameter of the second pipe section 142. The bottom of the second pipe section 142 has a limiting structure 144 for limiting the indicating ball 143 from falling out of the air inlet pipe 14. Among them, the limiting structure 144 is an inwardly inclined abutting conical surface for abutting the indicating ball 143. The indicating ball 143 is a hollow spherical body, and the second pipe section 142 and the indicating ball 143 have a movement gap 145 for the movement of the indicating ball 143 and the passage of aerosol. In this embodiment, the radius of the indicating ball 143 is 4.8mm, the radius of the second pipe section 142 is 6.5mm, and the radius of the bottom surface of the limiting structure 144 is 4mm.

[0042] Referring to Figure 3 and Figure 5The top surface of the lower can body 11 is provided with a barrier sheet 15 for limiting the passage of the indicating ball 143, and the top surface of the lower can body 11 is provided with a plurality of limiting columns 111. The barrier sheet 15 is provided with a plurality of limiting through holes 151 corresponding to the limiting columns 111, which helps to reduce the probability of displacement of the barrier sheet 15. The barrier sheet 15 is further provided with a ventilation gap 152 for the passage of the aerosol.

[0043] With reference to Figure 3 and Figure 6 The top of the lower can body 11 is further detachably provided with an air inlet connector 12. The top of the lower can body 11 is provided with a clamping convex ring 112. The side wall of the clamping convex ring 112 is circumferentially spaced apart a plurality of clamping convex blocks 113, and the bottom of the clamping convex block 113 is further provided with a limiting protrusion 1131. The bottom of the air inlet connector 12 is provided with a clamping sleeve 121 matched with the clamping convex ring 112. The clamping sleeve 121 is provided with a first clamping groove 122 for inserting the clamping convex block 113 and a second clamping groove 123 connected to the first clamping groove 122 and matched with the clamping convex block 113. The bottom of the second clamping groove 123 is provided with a limiting groove 1231 for clamping the limiting protrusion 1131 of the clamping convex block 113, which helps to ensure the stable connection between the air inlet connector 12 and the lower can body 11. The inner cavity of the clamping sleeve 121 is further circumferentially spaced apart a plurality of reinforcing rib plates 124, and the cross section of the reinforcing rib plate 124 is triangular and abuts against the barrier sheet 15.

[0044] With reference to Figure 2 and Figure 7 The air inlet connector 12 is inserted and mounted at the top of the air inlet connector 12. The air inlet connector 12 is made of rubber material, which helps to fit the face of the human body and reduce the leakage of the aerosol. The bottom of the air inlet connector 12 is provided with a mounting slot 21, and the top of the air inlet connector 12 is provided with a plug portion 125 inserted into the mounting slot 21 of the air inlet connector 12. The plug portion 125 is inserted into the mounting slot 21 with interference, which helps to reduce the probability of the air inlet connector 12 falling off from the air inlet connector 12. The air inlet connector 12 is further provided with an abutting ring surface 126 for abutting and matching with the bottom of the air inlet connector 12.

[0045] With reference to Figure 7 and Figure 8 The bottom surface of the air inlet connector 12 is further provided with a one-way valve structure 22. The ventilation direction of the one-way valve structure 22 is from the inner cavity of the air inlet connector 12 to the atmosphere. In this embodiment, the one-way valve structure 22 adopts a rubber one-way valve sheet 23. The rubber one-way valve sheet 23 includes a clamping column 231 and a rubber sheet 232 arranged at the bottom end of the clamping column 231. The air inlet connector 12 is provided with a mounting through hole 24 penetrating the inner and outer cavities and used for arranging the clamping column. The air inlet connector 12 is provided with a valve sheet groove 25 at the bottom surface along the mounting through hole 24 and used for arranging the rubber sheet 232, and the bottom surface of the valve sheet groove 25 is provided with a ventilation port 251 penetrating the inner and outer cavities of the air inlet connector 12.

[0046] Referring to Figure 3 and Figure 9 The bottom of the lower can body 11 is connected with a rubber mounting seat 13. The rubber mounting seat 13 has a mounting ring groove 131 for the bottom of the lower can body 11 to be inserted into. The outer wall of the bottom of the lower can body 11 also has a mounting ring part 114 inserted into the mounting ring groove 131, which helps to improve the stability of the connection between the lower can body 11 and the rubber mounting seat 13. The bottom of the rubber mounting seat 13 also has a medicine inlet 132 for the aerosol to be inserted into.

[0047] The implementation principle of the aerosol storage can of the embodiment of the present application is as follows: by arranging the air inlet pipe 14 in the lower can body 11 and the indicating ball 143 arranged in the air inlet pipe 14, when the patient uses the aerosol storage can and inhales, the indicating ball 143 in the air inlet pipe 14 can be observed to start to move upward through the colorless and transparent lower can body 11, so as to judge the pressure change in the lower can body 11, and thus to judge the inhalation amount of the aerosol in the aerosol storage can by the patient. By detachably mounting the air inlet connector 12 on the top of the lower can body 11 and detachably mounting the air inlet connector 12 on the plug part 125 of the air inlet connector 12, it is helpful to replace and clean the air inlet connector 12 and the air inlet connector 2.

[0048] The above are the preferred embodiments of the present application, and do not limit the protection scope of the present application. Therefore, equivalent changes made on the basis of the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A reservoir tank characterized by, The main tank (1) for storing aerosol and the inhalation mask (2) installed on the main tank (1); the main tank (1) is transparent and has an air inlet joint (12) on the top for installing the inhalation mask (2); the main tank (1) has an air inlet pipe (14) on the lower side of the air inlet joint (12) and communicating with the air inlet joint (12) and the inner cavity of the main tank (1); the air inlet pipe (14) is provided with an indicating ball (143) and the bottom of the air inlet pipe (14) has a limiting structure (144) limiting the indicating ball (143) from falling off; the bottom of the main tank (1) has a medicine inlet (132).

2. A reservoir canister according to claim 1, wherein The air inlet pipe (14) comprises a first pipe section (141) and a second pipe section (142) connected to the bottom of the first pipe section (141), and the outer diameter of the first pipe section (141) is larger than that of the second pipe section (142).

3. A reservoir canister according to claim 1, wherein The air inlet pipe (14) and the air inlet joint (12) are further provided with a barrier sheet (15) limiting the indicating ball (143) from passing through, and the barrier sheet (15) has a ventilation gap (152) for the aerosol to pass through.

4. A reservoir canister according to claim 3, wherein The main tank (1) comprises a lower tank (11); the air inlet joint (12) is detachably installed on the top of the lower tank (11); the top of the lower tank (11) is provided with a plurality of limiting columns (111), and the barrier sheet (15) has a plurality of limiting through holes (151) corresponding to the limiting columns (111).

5. A reservoir canister according to claim 4, wherein The top of the lower tank (11) has a clamping convex ring (112), and the side wall of the clamping convex ring (112) is provided with a clamping convex block (113); the air inlet joint (12) has a clamping sleeve (121) matched with the clamping convex ring (112), and the clamping sleeve (121) has a first clamping groove (122) for inserting the clamping convex block (113) and a second clamping groove (123) circumferentially arranged on the upper side of the first clamping groove (122).

6. A reservoir canister according to claim 5, wherein, The bottom of the clamping convex block (113) is provided with a limiting protrusion (1131), and the bottom of the second clamping groove (123) has a limiting groove (1231) for clamping the limiting protrusion (1131).

7. A reservoir canister according to claim 5, wherein The clamping sleeve (121) is circumferentially spaced apart on the top of the inner cavity and has a plurality of reinforcing rib plates (124) abutting against the barrier sheet (15).

8. A reservoir canister according to claim 5, wherein, The top of the air inlet joint (12) has a plug portion (125), and the inhalation mask (2) has a mounting slot (21) for the plug portion (125) to be inserted in an interference fit.

9. A reservoir canister according to claim 6, wherein, The bottom surface of the inhalation mask (2) is further provided with a one-way valve structure (22) with an air ventilation direction from the inner cavity of the inhalation mask (2) to the atmosphere.

10. The reservoir canister of claim 1, wherein The bottom of the main tank (1) has a rubber mounting seat (13), and the medicine inlet (132) is arranged on the rubber mounting seat (13).

Images