CN211327728U

CN211327728U - Drug delivery device for treating bronchial asthma

Info

Publication number: CN211327728U
Application number: CN201922360529.5U
Authority: CN
Inventors: 翟淑伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-08-25
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a device of dosing for treating bronchial asthma, including the device main part, the device main part includes the medicine bottle, doses mechanism and shower nozzle, it includes pressing piece, linking arm and connection lid to dose the mechanism, the pressing piece with through round pin axle swing joint between the linking arm, the inside intermediate position of pressing piece is provided with piston rod, piston and cavity, the upper end of piston rod with pressing piece integrated into one piece, the lower extreme of piston rod with piston fixed connection, and the piston rod passes through the piston and is in slide in the cavity. The utility model can rapidly administer medicine for many times through the arranged medicine administration mechanism, fingers can continuously press the pressing piece, and the spraying direction of the spray head is the same as the pressing direction of the pressing piece, so that a patient can press the medicine without using the reverse hand, thereby improving the use comfort; through the flexible shower nozzle that sets up, the shower nozzle is prolonged to the convenience according to the self condition for it is darker to advance the medicine position, improves the drug effect.

Description

Drug delivery device for treating bronchial asthma

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a device of dosing for treating bronchial asthma.

Background

Bronchial asthma is a heterogeneous disease characterized by chronic inflammation of the airways, which is associated with airway hyperreactivity and is usually characterized by a wide and variable reversible expiratory airflow limitation, involving various cells (e.g., eosinophils, mast cells, T lymphocytes, neutrophils, airway epithelial cells, etc.) and cellular components, resulting in recurrent symptoms of wheezing, shortness of breath, chest tightness, and/or cough, which vary in intensity over time. Most patients will have spontaneous or therapeutic relief, if they are attacked or aggravated at night and/or in the morning. Bronchial asthma, if not treated timely, can produce irreversible constriction of airway and airway remodeling along with the extension of disease course. Asthma requires immediate drug treatment at the time of the attack.

Through the retrieval, chinese patent application No. 201821350797.8, published day 2019.6.21 discloses a device of dosing for invigorating vital energy and treating bronchial asthma, and this technical scheme includes the shell, the bottom intercommunication of shell one side has communicating pipe, and the one end intercommunication of keeping away from the shell communicating pipe has the drainage tube, the one end of drainage tube runs through communicating pipe and extends to the inside of communicating pipe, the top and the equal fixedly connected with rectangle case in bottom of communicating pipe inner wall, the utility model relates to the technical field of the equipment of dosing. This a device of dosing for treating bronchial asthma, bottom intercommunication through shell one side has communicating pipe, can carry out the degree of depth to oral cavity inside and send the medicine, the treatment is better, patient's misery has been alleviateed, the installation and the dismantlement convenient to use of drainage tube, surface swing joint through the push rod has the rectangular block, and the top of rectangular block and the equal fixedly connected with dead lever in bottom, can fix the push rod, can not lead to the weeping, and can advance the medicine fast under the condition of not taking out push rod and piston, can not cause the pollution to the device. However, the technical scheme is not enough when in use, because someone does not like to deeply guide the communicating pipe, the person feels nausea and retching, the medicine is inconvenient to spray, and the structure of pressing the medicine by the push rod is inconvenient to use fast many times, therefore, the utility model provides a drug delivery device for treating bronchial asthma.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art and providing a drug delivery device for treating bronchial asthma.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a drug delivery device for treating bronchial asthma comprises a device main body, wherein the device main body comprises a medicine bottle, a drug delivery mechanism and a spray head, the drug delivery mechanism comprises a pressing piece, a connecting arm and a connecting cover, the pressing piece is movably connected with the connecting arm through a pin shaft, a piston rod, a piston and a cavity are arranged in the middle of the inside of the pressing piece, the upper end of the piston rod is integrally formed with the pressing piece, the lower end of the piston rod is fixedly connected with the piston, the piston rod slides in the cavity through the piston, a first spring is fixedly connected with the lower end of the piston, a first suction pipe is arranged at the upper end of the cavity, a second suction pipe is arranged at the lower end of the cavity, the cavity is communicated with the spray head through the first suction pipe, and the cavity is communicated with the medicine bottle through the second suction pipe passing; the spraying direction of the spray head is the same as the pressing direction of the pressing piece.

Preferably, the shower nozzle includes a connecting rod, No. two connecting rods, No. three connecting rods and nozzle, the inside of a connecting rod, No. two connecting rods and No. three connecting rods is hollow structure.

Preferably, the upper and lower both ends of a connecting rod and No. two connecting rods all are provided with the spout, No. three connecting rods and No. two connecting rods all can slide through the spout, the one end that is located the spout of No. three connecting rods and No. two connecting rods all is provided with the dog.

Preferably, the diameter ratio of the first connecting rod to the second connecting rod to the third connecting rod is 3:2: 1.

Preferably, the inside top of connecting the lid is provided with the recess, the sealing washer is installed to the embedding in the recess, the sealing washer includes rubber circle and No. two springs of a plurality of, No. two spring equidistance settings are in the inside of rubber circle.

Preferably, the connection cap is in threaded connection with the medicine bottle.

Preferably, the diameter of the piston is equal to the internal diameter of the chamber.

Compared with the prior art, the utility model provides a device of dosing for treating bronchial asthma and application method thereof possesses following beneficial effect:

(1) the medicine can be quickly administered for many times by the aid of the arranged medicine administration mechanism, fingers can continuously press the pressing piece, and the spraying direction of the spray head is the same as the pressing direction of the pressing piece, so that a patient does not need to press the medicine with the reverse hand when pressing the medicine, and the comfort of use is improved;

(2) the telescopic spray head is arranged, so that the spray head can be conveniently lengthened according to the self condition, the medicine feeding position is deeper, and the medicine effect is improved; the condition that people feel nausea and retching due to deep throat can be avoided; flexible use;

(3) through the sealing ring, the joint of the connecting cover and the medicine bottle can be sealed, and leakage of the medicine liquid is reduced.

The utility model discloses a well part that does not relate to all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation.

Drawings

Fig. 1 is a schematic structural view of the device body of the present invention;

FIG. 2 is a cross-sectional view of the drug delivery mechanism of the present invention;

FIG. 3 is a schematic structural view of the sprinkler head of the present invention;

FIG. 4 is an enlarged view of the point A in FIG. 3 according to the present invention;

FIG. 5 is a partial cross-sectional view of the connection cover of the present invention;

fig. 6 is a schematic structural diagram of the sealing ring of the present invention.

In the figure: 1. a device main body; 2. a medicine bottle; 3. a drug delivery mechanism; 31. a pressing member; 32. a connecting arm; 33. a connecting cover; 34. a piston rod; 35. a piston; 36. a chamber; 37. a first spring; 38. a first suction pipe; 39. a second straw;

4. a spray head; 41. a first connecting rod; 42. a second connecting rod; 43. a third connecting rod; 44. a chute; 45. a nozzle; 46. a stopper;

5. a seal ring; 51. a rubber ring; 52. and a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

As shown in fig. 1, a drug delivery device for treating bronchial asthma includes a device body 1, and the device body 1 includes a drug bottle 2, a drug delivery mechanism 3, and a spray head 4.

The drug delivery mechanism 3 comprises a pressing piece 31, a connecting arm 32 and a connecting cover 33, the pressing piece 31 and the connecting arm 32 are movably connected through a pin shaft, a piston rod 34, a piston 35 and a cavity 36 are arranged in the middle of the interior of the pressing piece 31, the upper end of the piston rod 34 is integrally formed with the pressing piece 31, the lower end of the piston rod 34 is fixedly connected with the piston 35, the piston rod 34 slides in the cavity 36 through the piston 35, and the lower end of the piston 35 is fixedly connected with a first spring 37 to form an elastic connection relationship, so that a buffering effect is achieved; a first suction pipe 38 is arranged at the upper end of the cavity 36, a second suction pipe 39 is arranged at the lower end of the cavity 36, the cavity 36 is communicated with the spray head 4 through the first suction pipe 38, and the cavity 36 is communicated with the medicine bottle 2 through the second suction pipe 39 and penetrating through the connecting cover 33; the diameter of the piston 35 is equal to the inner diameter of the chamber 36.

As shown in fig. 2, the corresponding direction of the nozzle 4 is the oral cavity of the patient, the pressing piece 31 is pressed by one hand or both hands of the patient, the pressing direction is as shown in fig. 2, the piston rod 34 moves downwards to drive the piston rod 34 to slide downwards in the chamber 36, so that the air in the medicine bottle 2 is extruded through the second suction tube 39 to generate suction, the medicine liquid enters the oral cavity of the patient along the directions of the second suction tube 39, the chamber 36, the first suction tube 38 and the nozzle 4, the medicine administration mechanism 3 of the hand button type can rapidly administer medicine for many times, fingers continuously press the pressing piece 31, and the spraying direction of the nozzle 4 is the same as the pressing direction of the pressing piece 31, so that the patient does not need to press with the reverse hand when pressing, and the use comfort is improved.

As shown in fig. 3-4, the nozzle 4 includes a first connecting rod 41, a second connecting rod 42, a third connecting rod 43 and a nozzle 45, and the interiors of the first connecting rod 41, the second connecting rod 42 and the third connecting rod 43 are all hollow structures; the upper end and the lower end of the first connecting rod 41 and the second connecting rod 42 are both provided with a sliding groove 44, the third connecting rod 43 and the second connecting rod 42 can slide through the sliding groove 44, and one ends of the third connecting rod 43 and the second connecting rod 42, which are positioned in the sliding groove 44, are both provided with a stop block 46; the diameter ratio of the first connecting rod 41 to the second connecting rod 42 to the third connecting rod 43 is 3:2: 1.

The telescopic spray head 4 is arranged, so that the spray head 4 can be conveniently lengthened according to the self condition, the medicine feeding position is deeper, and the medicine effect is improved; because someone does not prefer to put the nozzle 4 too deep, the user may feel nausea or retching. When the sprayer 4 works, the sprayer 4 is held by hand, acting force is applied, the third connecting rod 43 is dragged to move, the third connecting rod 43 slides in the chute 44 of the second connecting rod 42, and when the stop block 46 of the third connecting rod 43 slides to the top end of the chute 44, the second connecting rod 42 is driven to slide in the chute 44 of the first connecting rod 41, so that the telescopic function is achieved.

As shown in fig. 5-6, the inner top end of the connecting cover 33 is provided with a groove, the sealing ring 5 is embedded in the groove, and the connecting cover 33 is in threaded connection with the medicine bottle 2; the sealing ring 5 comprises a rubber ring 51 and a plurality of second springs 52, and the second springs 52 are arranged inside the rubber ring 51 at equal intervals. The sealing ring 5 can seal the joint of the connecting cover 33 and the medicine bottle 2, thereby reducing the leakage of the medicine liquid. No. two springs 52 equidistance setting need rock the mixed liquid medicine of medicine bottle 2 in the inside of rubber circle 51 during the use, and the constant No. 52 that compresses in the time of rocking, No. two springs 52 with its effect on rubber circle 51 to make the more stable fixing of rubber circle 51 in the recess.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A drug delivery device for treating bronchial asthma, comprising a device body (1), characterized in that: the device main body (1) comprises a medicine bottle (2), a medicine feeding mechanism (3) and a spray head (4), the medicine feeding mechanism (3) comprises a pressing piece (31), a connecting arm (32) and a connecting cover (33), the pressing piece (31) is movably connected with the connecting arm (32) through a pin shaft, a piston rod (34), a piston (35) and a cavity (36) are arranged at the middle position in the pressing piece (31), the upper end of the piston rod (34) is integrally formed with the pressing piece (31), the lower end of the piston rod (34) is fixedly connected with the piston (35), the piston rod (34) slides in the cavity (36) through the piston (35), a first spring (37) is fixedly connected with the lower end of the piston (35), a first suction pipe (38) is arranged at the upper end of the cavity (36), and a second suction pipe (39) is arranged at the lower end of the cavity (36), the cavity (36) is communicated with the spray head (4) through a first suction pipe (38), and the cavity (36) is communicated with the medicine bottle (2) through a second suction pipe (39) and penetrating through a connecting cover (33); the spraying direction of the spray head (4) is the same as the pressing direction of the pressing piece (31).

2. The drug delivery device for treating bronchial asthma as claimed in claim 1, characterized in that: shower nozzle (4) are including connecting rod (41), No. two connecting rod (42), No. three connecting rod (43) and nozzle (45), the inside of connecting rod (41), No. two connecting rod (42) and No. three connecting rod (43) is hollow structure.

3. The administration device for treating bronchial asthma according to claim 2, characterized in that: the upper end and the lower end of the first connecting rod (41) and the second connecting rod (42) are both provided with sliding grooves (44), the third connecting rod (43) and the second connecting rod (42) can slide through the sliding grooves (44), and one ends, located on the sliding grooves (44), of the third connecting rod (43) and the second connecting rod (42) are both provided with a stop block (46).

4. The administration device for treating bronchial asthma according to claim 2, characterized in that: the diameter ratio of the first connecting rod (41), the second connecting rod (42) and the third connecting rod (43) is 3:2: 1.

5. The drug delivery device for treating bronchial asthma as claimed in claim 1, characterized in that: the inside top of connecting lid (33) is provided with the recess, embedding in the recess installs sealing washer (5), sealing washer (5) are including rubber circle (51) and No. two spring of a plurality of (52), No. two spring (52) equidistance set up the inside at rubber circle (51).

6. The drug delivery device for treating bronchial asthma as claimed in claim 1, characterized in that: the connecting cover (33) is in threaded connection with the medicine bottle (2).

7. The drug delivery device for treating bronchial asthma as claimed in claim 1, characterized in that: the diameter of the piston (35) is equal to the inner diameter of the chamber (36).