CN218739771U - False triggering prevention mechanism of suction type medicine feeder counting device - Google Patents

Abstract

The utility model discloses a suction-type ware counting assembly of dosing's mistake trigger mechanism of preventing, suction-type ware of dosing includes that shell body, body and rotation connect in the bottle lid of body one end, and the body periphery is located with the cover to the one end detachably of shell body is connected with the bottle lid. The counting device comprises a shell cover, the shell cover comprises a fixing part and an operating part, the operating part comprises a first fixing component and a knob, and a locked part is arranged at one end, close to the bottle body, of the knob. The fixing part comprises a second fixing component and a stopping component, the stopping component can slide along the axial direction of the fixing part relative to the second fixing component, one end of the stopping component facing the operation part is provided with a locking part, and the second fixing component is detachably connected with the first fixing component. When the first fixing member is connected with the second fixing member and the shell body is sleeved on the periphery of the bottle body, the first fixing member is effectively prevented from rotating relative to the knob due to misoperation through the joint locking of the locking part and the locked part, and the problem that the counting device generates counting errors is avoided.

Description

Mis-triggering prevention mechanism of counting device of suction type medicine feeder

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a mistake proofing trigger mechanism of suction-type medicine feeder counting assembly.

Background

In modern medical technology, the administration route to patients usually includes several administration modes such as oral administration, inhalation, sublingual administration, external application, rectal administration, injection and the like. Since oral or nasal inhalation allows the drug to be absorbed directly into the blood via the oral or nasal mucosa, bypassing the "first pass" effect of the liver, a fast acting mode of administration is the first to be developed for the treatment/administration of many diseases (most commonly asthma). The existing devices for treating respiratory diseases such as asthma and the like by an inhalation administration mode mainly comprise an aerosol administration device and a powder mist inhalation administration device. For an aerosol administration device, when in use, a patient must better coordinate the rhythm of two actions of 'spraying' and 'inhaling' to achieve a more ideal medicine inhalation effect, and the requirement on medication is higher. The operation of the powder spray inhalation administration device is completely determined by the active consciousness of the patient, and the problem of coordination of spraying and inhaling does not exist.

In order to control the dosage of a patient when the powder mist inhalation administration device is used, the powder mist inhalation administration device in the prior art generally completes one-time medicine feeding process in a rotating or pressing mode, so that the patient can conveniently control the medicine taking times according to the actual needs of the individual, and then the dosage is controlled.

However, the conventional medicine inhaler lacks a counting function or a numeric display of the number of times of use is unclear, and therefore, the patient often cannot know the number of times of administration, further cannot know the remaining amount of the medicine in the inhaler, lacks a warning prompt immediately before the medicine is used up, and is inconvenient for the user.

In order to solve the problem of unclear display of the medicine, the prior art proposes to add a counting device on the medicine inhaler so as to clearly and accurately display the use condition of the medicine inhaler.

However, after the counting device is additionally installed, due to the fact that the size of the medicine inhaler is increased and the structure of the counting device is influenced, a user often has the problem of wrong counting due to misoperation in the using process, so that wrong medicine taking information is provided for patients and doctors, the situation that the patients know the using condition of the medicine inhaler is influenced, and the judgment of the doctor on the condition of the patient is influenced.

Therefore, the counting device of the prior art powder mist inhalation drug delivery device has the problem that counting errors are easily generated due to accidents or misoperation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the counting assembly of the powder fog inhalation device in the prior art and have the problem that produces the counting error easily because of accident or maloperation.

In order to solve the above problem, an embodiment of the present invention provides a false triggering prevention mechanism for a counting device of a suction type medicine feeder, wherein the suction type medicine feeder comprises a shell body, a bottle body and a bottle cap rotatably connected to one end of the bottle body, and the one end of the shell body is detachably connected to the bottle cap to be sleeved on the periphery of the bottle body. The counting device comprises a shell cover sleeved on the periphery of the bottle cap and a counting unit arranged in the shell cover. The cap includes fixed part and operating portion, and the bottle lid periphery is located to the nonrotatably ground cover of operating portion to in the extending direction of body, the fixed part sets up in the operating portion and is close to one side of body. The operation part at least surrounds the periphery of one end of the fixing part, and one end of the fixing part is detachably connected with the corresponding end of the operation part.

The operation portion comprises a first fixing component and a knob, and the first fixing component and the knob are both annular. The first fixing component is sleeved on the periphery of the bottle cap in a non-rotatable manner, the knob is sleeved on the periphery of the first fixing component in a non-rotatable manner, and one end, far away from the bottle body, of the first fixing component can be matched with the counting unit, so that the counting unit finishes counting; the end part of one end of the knob close to the bottle body is provided with a locked part.

The fixing portion includes a second fixing member and a stopper member, both of which are ring-shaped. Wherein one end of the second fixing member close to the operating portion is located within and detachably connected to a corresponding end of the first fixing member. The stopper member is provided on an outer periphery of an end of the second fixing member away from the operating portion so as to be relatively non-rotatable, and is slidable in an axial direction of the fixing portion with respect to the second fixing member, and the stopper member is provided with a lock portion at an end facing the operating portion.

When the first fixing member and the second fixing member are detachably connected together and the shell body is sleeved on the periphery of the bottle body, the locking part is combined with the locked part for locking; and, when the case body is disengaged from the cap, the locking portion is disengaged from the locked portion.

By adopting the technical scheme, the first fixing component is fixed on the bottle cap of the suction type medicine feeder, and the knob is fixed on the first fixing component, so that the operating part is fixed on the bottle cap of the suction type medicine feeder, and further, when a user needs to rotate the bottle cap relative to the bottle body, the operating part can be rotated to drive the bottle cap to rotate relative to the bottle body. The suction type medicine feeder is used for feeding medicine by rotating the bottle cap relative to the bottle body, in the rotating process, the bottle cap can generate 'click' sound relative to the bottle body, and the counting unit in the application finishes counting just by collecting the 'click' sound. When the inhalation type doser is not used, the first fixing component and the second fixing component of the counting device of the inhalation type doser are detachably connected together, and the shell body is sleeved on the periphery of the bottle body. Due to the structure, when a user rotates the knob due to accident or misoperation in the state that the shell body is sleeved on the bottle body, the knob can be prevented from rotating relative to the first fixing member and generating similar 'clicking' sound, and the counting unit is prevented from generating counting error.

When the inhalation type administration device is used, a user can detach the shell body from the bottle cap, and in the process, after the stopping member loses the pushing force of the shell body to the stopping member, the stopping member can slide along the axial direction of the fixing part relative to the second fixing member towards the direction away from the knob due to the self gravity, so that the locking part and the locked part are separated from locking, and the stopping member is further enabled to release the locking of the knob. At this moment, the bottle lid is rotatable for the body, so when the user provides the revolving force to the knob, can drive the bottle lid through first fixed component and rotate for the body in order to accomplish the medicine loading to produce "the click" sound and accomplish the counting process. Therefore, the false triggering prevention mechanism of the counting device of the suction type medicine feeder can effectively avoid the problem that the counting device of the suction type medicine feeder generates counting errors on the premise of not influencing the normal use of the suction type medicine feeder.

Another embodiment of the utility model provides a false triggering prevention mechanism of inhalation type medicine feeder counting assembly, the periphery that the one end of second fixed component is close to the operating portion is provided with connecting portion, the inner periphery that first fixed component surrounds the corresponding one end of second fixed component is provided with by connecting portion, second fixed component passes through connecting portion with first fixed component and is linked together by connecting portion detachably.

By adopting the technical scheme, the second fixing member and the first fixing member are detachably connected through the connecting part and the connected part, so that the convenience of dismounting and mounting between the second fixing member and the first fixing member can be increased, and the convenience of dismounting and replacing between the members of the false triggering prevention mechanism of the suction type medicine feeder counting device is increased.

Another embodiment of the utility model provides a suction-type medicine feeder counting assembly's mistake proofing trigger mechanism, connecting portion are for setting up the first external screw thread on the lateral wall of the one end of the fixed component of second, by the first internal thread of connecting portion for setting up on the inside wall of the corresponding one end of first fixed component to first external screw thread and first internal thread looks adaptation. The periphery of one end of the bottle cap close to the bottle body is provided with a second external thread; the shell body is provided with a second internal thread on the inner side wall of one end connected with the bottle cap, and the second external thread is matched with the second internal thread.

By adopting the technical scheme, compared with other detachable connection modes, the second fixing component and the first fixing component are detachably connected through the first external thread and the first internal thread, so that the connection structure between the second fixing component and the first fixing component is simpler, and meanwhile, the reliability of connection between the second fixing component and the first fixing component and the convenience of disassembly and assembly are also ensured. The bottle cap and the shell body are detachably connected through the second external threads and the second internal threads, so that the connection structure between the bottle cap and the shell body is simpler, and meanwhile, the reliability of connection between the bottle cap and the shell body and the convenience of disassembly and assembly are also guaranteed.

Another embodiment of the utility model provides an anti-false triggering mechanism of a counting device of an inhalation type medicine feeder, a sliding part is arranged on the side wall of a stopping component, and a slid part is arranged on the side wall of a second fixing component; the sliding portion is engaged with the slid portion such that the stopper member is slidable in the axial direction of the fixing portion with respect to the second fixing member.

By adopting the technical scheme, the stopping component and the second fixing component are connected through the sliding part and the slid part, so that the convenience of dismounting and mounting between the stopping component and the second fixing component can be increased, and the convenience of dismounting and replacing between the components of the false triggering prevention mechanism of the suction type doser counting device is further increased.

Another embodiment of the present invention provides an anti-false triggering mechanism of a counting device for an inhalation type administration device, wherein the sliding part is a first protrusion arranged on the inner side wall of the stopping member, and the slid part is a first groove arranged on the side wall of the second fixing member and extending along the axial direction of the fixing part; and the first bulge is connected in the first groove and can slide along the first groove.

Adopt above-mentioned technical scheme, compare in other structures, the sliding part sets up respectively to first arch and first recess with by the sliding part and makes the connection structure between stop component and the second fixed component simpler.

Another embodiment of the utility model provides an anti-false triggering mechanism of a counting device of an inhalation type medicine feeder, wherein the operating part also comprises a clamping component; a first clamped part is arranged on the inner side wall of the knob, and a second clamped part is arranged on the outer side wall of the first fixing component; the joint component is respectively with first by the clamping part cooperation of clamping part and second for the knob passes through the joint component joint on first fixed component.

Adopt above-mentioned technical scheme, compare in other connected mode, the setting of joint component can increase the convenience of dismouting between knob and the first fixed component to further increase the convenience of dismantling and changing between this suction-type medicine feeder counting assembly's the component of preventing false triggering mechanism.

Another embodiment of the utility model provides an anti-false triggering mechanism of a counting device of a suction type medicine feeder, wherein a clamping component is arranged as a clamping ring, and a first clamped part is arranged as a second groove; the second clamped part is arranged as a third groove; when the knob is sleeved on the periphery of the first fixing component, the two sides of the clamping ring are respectively clamped in the second groove and the third groove, so that the knob is clamped on the first fixing component through the clamping ring.

Adopt above-mentioned technical scheme, compare in other joint structures, the joint component sets up to the snap ring, and first by the joint setting of blocking sets up to the second recess, and the second is by the joint setting of blocking sets up to the third recess and makes the connection structure between knob and the first fixed component simpler.

The utility model discloses a another embodiment provides a suction-type medicine feeder counting assembly's mistake proofing trigger mechanism, still be provided with on the inside wall of first fixed component with the joint portion of bottle lid adaptation for the joint is on the lateral wall of bottle lid.

Adopt above-mentioned technical scheme, compare in other connected mode, the setting of joint portion can increase the convenience of dismouting between the bottle lid of first fixed component and suction-type ware of dosing, and then increases the convenience of dismantling and changing the suction-type ware of dosing.

Another embodiment of the utility model provides a false triggering prevention mechanism of suction type medicine feeder counting assembly, locking portion is for setting up in the one end of locking component, arrange and towards the first ratchet that the operating portion stretches out along locking component a week, is for setting up in the one end of knob, arrange and towards the second ratchet that the fixed part stretches out along knob a week by the locking portion to, first ratchet and second ratchet looks adaptation.

Adopt above-mentioned technical scheme, compare in other locking structures, locking portion sets up to first ratchet, and it makes the spacing point between locking component and the knob more to set up to the second ratchet by locking portion, so can improve the reliability of locking to utilize simple structure to avoid the problem that the counting unit produced the count mistake effectively.

Another embodiment of the utility model provides a locking portion is for setting up in the one end of locking member, along a plurality of buckles that locking member a week interval align to grid and stretch out towards the operating portion, is locked the portion for setting up in the one end of knob, along a plurality of concave parts of knob a week interval align to, every buckle and a corresponding concave part looks adaptation joint.

Adopt above-mentioned technical scheme, compare in other locking structures, locking portion sets up to a plurality of buckles, is set up to a plurality of concave parts by the locking portion and when guaranteeing the reliability of locking between detent component and the knob for the simple structure of detent component and knob has further improved the convenience of the manufacturing of detent component and knob, installation and maintenance.

The utility model discloses a still be provided with the extension recess on the lateral wall of the fixed component of second, and the one end intercommunication of operation portion is kept away from to the one end of extending the recess and first recess, and the other end extends to the one end tip that the operation portion was kept away from to the fixed component of second along the axial direction of fixed part. The fixing part further comprises a third fixing component which is of an annular structure and is fixedly connected to one end portion, far away from the operating part, of the second fixing component in a non-rotatable mode, and compared with the stopping component, the third fixing component is far away from the operating part.

By adopting the technical scheme, the stop member can be conveniently detached from the second fixing member by the arrangement of the extension groove, so that the convenience of detachment and replacement between the members of the false triggering prevention mechanism of the suction type doser counting device is improved, and the stop member can be prevented from falling down along the extension groove due to gravity by the arrangement of the third fixing member. In addition, through set up the third fixed component at the second fixed component and keep away from the one end tip of operation portion, when the user installs the fixed part to the operation portion, only need to operate the third fixed component can, greatly increased the convenience when user installs the fixed part.

Another embodiment of the utility model provides an anti-false triggering mechanism of a counting device of a suction type medicine feeder, wherein a second bulge is arranged on the inner side wall of a third fixing component; the end part of one end of the second fixing component, which is far away from the operation part, is also provided with a fourth groove, and the second bulge is matched with the fourth groove.

By adopting the technical scheme, compared with other connecting structures, the third fixing component is connected with the second fixing component through the second protrusion and the fourth groove, so that the connecting structure between the third fixing component and the second fixing component is simpler, and meanwhile, the convenience of disassembly and assembly between the third fixing component and the second fixing component is increased, thereby further increasing the convenience of disassembly and replacement between the components of the false triggering prevention mechanism of the suction type medicine feeder counting device.

Another embodiment of the utility model provides a false triggering prevention mechanism of suction type medicine feeder counting assembly, is provided with the extension on the first fixed component, and the one end fixed connection of extension keeps away from the one end tip of fixed part in first fixed component, and the other end of extension extends along the extending direction of body, towards the direction of keeping away from the fixed part. And the extending part can be matched with the counting unit, so that the counting unit finishes one-time counting when the operating part drives the bottle cap to rotate relative to the bottle body.

By adopting the technical scheme, the counting unit is matched with the counting unit through the first fixing component so as to trigger the sound collection unit to collect click sound to complete counting when the operation part drives the bottle cap to rotate relative to the bottle body, and the extension part is used for matching and counting the first fixing component and the counting unit.

The beneficial effects of the utility model are that:

the utility model provides a suction-type medicine feeder counting assembly prevent mistake trigger mechanism, suction-type medicine feeder include that shell body, body and rotation connect in the bottle lid of body one end to, the body periphery is located with the cover to the one end detachably of shell body is connected with the bottle lid. The counting device comprises a shell cover sleeved on the periphery of the bottle cap and a counting unit arranged in the shell cover. The cap includes fixed part and operating portion, and the operating portion includes first fixed component and knob, and the tip that the knob is close to the one end of body is provided with and is locked the portion. The fixing portion includes a second fixing member and a stopper member that is slidable in an axial direction of the fixing portion with respect to the second fixing member, and one end of the stopper member toward the operating portion is provided with a lock portion. When the inhalation type doser is not used, the first fixing member and the second fixing member are detachably connected together, the shell body is sleeved on the periphery of the bottle body, and thrust is provided for the stop member in the process of detachably connecting the shell body to the bottle cap, so that the stop member slides relative to the second fixing member along the axial direction of the fixing part towards the direction close to the knob until the locking part and the part to be locked are in a joint locking state, and the knob is locked through the stop member. At this time, the knob is locked relative to the first fixing member by the locking engagement of the locking portion and the locked portion, so that when a user rotates the knob by accident or misoperation, the knob can be prevented from rotating relative to the first fixing member and generating a similar 'click' sound, and further the counting unit is prevented from generating a counting error. When the inhalation type doser is used, a user can detach the shell body from the bottle cap, in the process, after the stopping member loses the thrust of the shell body to the stopping member, due to the self gravity, the stopping member can slide along the axial direction of the fixing part towards the direction away from the knob relative to the second fixing member, so that the locking part is separated from the locked part, the stopping member is further enabled to loosen the locking of the knob, the bottle cap can rotate relative to the bottle body, when the user provides rotating force for the knob, the knob can drive the bottle cap to rotate relative to the bottle body through the first fixing member so as to finish the dosing, and the 'clicking' sound is generated to finish the counting process. Therefore, the false triggering prevention mechanism of the counting device of the suction type medicine feeder can effectively avoid the problem that the counting device generates counting errors on the premise of not influencing the normal use of the suction type medicine feeder.

Other features and corresponding advantages of the invention are set forth in the following part of the specification, and it is to be understood that at least some of the advantages become apparent from the description of the invention.

Drawings

FIG. 1 is an exploded view of an anti-false triggering mechanism of a counting device of an inhalation dispenser according to an embodiment of the present invention;

fig. 2 is a front view of an anti-false triggering mechanism of a counting device of an inhalation type medicine dispenser according to an embodiment of the present invention;

fig. 3 isbase:Sub>A sectional view taken alongbase:Sub>A-base:Sub>A of fig. 2.

Description of the reference numerals:

10: a bottle body;

20: a bottle cap; 210: a second external thread;

30: a shell cover;

310: an operation section;

311: a first fixing member; 3111: a first internal thread; 3112: a third groove; 3113: a clamping part; 3114: an extension portion;

312: a knob; 3121: a second groove; 3122: a second ratchet;

313: a snap ring;

320: a fixed part;

321: a second fixing member; 3211: a first external thread; 3212: a first groove; 3213: a fourth groove; 3214: an extension groove;

322: a stopper member; 3221: a first protrusion; 3222: a first ratchet;

323: a third fixing member; 3231: a second protrusion;

40: a counting unit;

50: a shell body; 510: a second internal thread.

Detailed Description

The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to only those embodiments. On the contrary, the intention of implementing the novel features described in connection with the embodiments is to cover other alternatives or modifications which may be extended based on the claims of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be practiced without these particulars. Furthermore, some of the specific details are omitted from the description so as not to obscure or obscure the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that in this specification, like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to which the present invention is directed must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the present embodiment can be understood as specific cases by those of ordinary skill in the art.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The embodiment provides a false triggering prevention mechanism of a counting device of an inhalation type doser, as shown in fig. 1, the inhalation type doser comprises a shell 50, a bottle body 10 and a bottle cap 20 which is rotatably connected with one end of the bottle body 10, and one end of the shell 50 is detachably connected with the bottle cap 20 to be sleeved on the periphery of the bottle body 10. The counting device comprises a shell cover 30 sleeved on the periphery of the bottle cap 20 and a counting unit 40 arranged inside the shell cover 30. The housing cover 30 includes a fixing portion 320 and an operating portion 310, the operating portion 310 is rotatably sleeved on the outer periphery of the bottle cap 20, and the fixing portion 320 is disposed on a side of the operating portion 310 close to the bottle body 10 in the extending direction of the bottle body 10. The operating part 310 surrounds at least an outer circumference of one end of the fixing part 320, and one end of the fixing part 320 is detachably coupled with a corresponding end of the operating part 310.

Fig. 2 isbase:Sub>A front view of the false triggering prevention mechanism of the inhalation dispenser counting device, fig. 3 isbase:Sub>A sectional view in thebase:Sub>A-base:Sub>A direction of fig. 2, and as shown in fig. 3, the operation portion 310 includesbase:Sub>A first fixing member 311 andbase:Sub>A knob 312, and both the first fixing member 311 and the knob 312 are annular. The first fixing member 311 is sleeved on the outer periphery of the bottle cap 20 in a non-rotatable manner, the knob 312 is sleeved on the outer periphery of the first fixing member 311 in a non-rotatable manner, and one end of the first fixing member 311 away from the bottle body 10 can be matched with the counting unit 40, so that the counting unit 40 finishes counting; an end of the knob 312 near one end of the body 10 is provided with a locked portion.

The fixing portion 320 includes a second fixing member 321 and a stopper member 322, and each of the second fixing member 321 and the stopper member 322 has a ring shape. Wherein one end of the second fixing member 321 near the operating part 310 is located within a corresponding end of the first fixing member 311, and is detachably connected with the corresponding end of the first fixing member 311. Also, the stopper member 322 is provided on the outer periphery of one end of the second fixing member 321 away from the operating portion 310 so as to be relatively non-rotatable, and the stopper member 322 is slidable with respect to the second fixing member 321 in the axial direction of the fixing portion 320, and one end of the stopper member 322 toward the operating portion 310 is provided with a locking portion.

When the first fixing member 311 and the second fixing member 321 are detachably connected together and the case body 50 is sleeved on the outer circumference of the bottle body 10, the locking portion and the locked portion are combined and locked; when the case 50 is disengaged from the cap 20, the locking portion is disengaged from the locked portion.

Specifically, the first fixing member 311 may be detachably connected to the outer circumference of the bottle cap 20 by a snap connection, a sleeve connection, or the like, and may be specifically set according to a connection structure between the first fixing member 311 and the bottle cap 20. Preferably, the first fixing member 311 in this embodiment is connected to the outer circumference of the bottle cap 20 by snap-fit connection in order to facilitate the detachment and replacement between the operating part 310 and the bottle cap 20.

Specifically, the knob 312 may be connected to the outer circumference of the first fixing member 311 by a connection manner such as a snap connection, a socket connection, etc., which may be specifically set according to a connection structure between the knob 312 and the first fixing member 311. Preferably, in order to facilitate the detachment and replacement between the knob 312 and the first fixing member 311, the knob 312 in this embodiment is connected to the outer circumference of the first fixing member 311 by a snap-fit connection.

Specifically, the specific connection manner between the stopping member 322 and the second fixing member 321 can be described later, and is not described herein again.

Specifically, the first fixing member 311 and the second fixing member 321 may be connected by a screw, a snap or other detachable connection, which may be set according to actual design and usage requirements. Preferably, in order to simplify the connection structure between the first fixing member 311 and the second fixing member 321 while ensuring the reliability of the connection between the first fixing member 311 and the second fixing member 321, the first fixing member 311 and the second fixing member 321 in the present embodiment are connected by a screw connection.

Specifically, the shell 50 and the bottle cap 20 may be connected by screwing, clipping or other detachable connection methods, which may be set according to actual design and usage requirements. Preferably, while the reliability of the connection between the housing 50 and the bottle cap 20 is ensured, in order to facilitate the convenience of the disassembly and assembly between the housing 50 and the bottle cap 20, the housing 50 and the bottle cap 20 in this embodiment are connected by a threaded connection manner.

More specifically, by the locking portion can set up to structures such as ratchet, buckle, joint hole, correspondingly, the locking portion sets up to the structure that can let by the locking portion locking. The specific configuration may be set according to actual design and use requirements, and this embodiment does not specifically limit this.

The first fixing member 311 is fixed to the cap 20 of the inhalation type dispenser, and the knob 312 is fixed to the first fixing member 311 such that the operation portion 310 is fixed to the cap 20 of the inhalation type dispenser, and further, when a user needs to rotate the cap 20 with respect to the body 10, the cap 20 can be rotated with respect to the body 10 by rotating the operation portion 310. The inhalation type administration device is used for completing the administration of the medicine by rotating the bottle cap 20 relative to the bottle body 10, in the rotating process, the bottle cap 20 generates a 'click' sound relative to the bottle body 10, and the counting unit 40 completes the counting by collecting the 'click' sound through a sound collecting unit included in the counting unit. Further, when the inhalation type dispenser is not used at ordinary times, the first fixing member 311 and the second fixing member 321 of the inhalation type dispenser counting device are detachably connected together, and the housing body 50 is fitted over the outer circumference of the bottle body 10. More specifically, in the process of detachably connecting one end of the housing body 50 to the bottle cap 20, one end of the housing body 50 provides a pushing force to the stopper member 322 to push the stopper member 322 to slide relative to the second fixing member 321 in the axial direction of the fixing portion 320 toward the knob 312 until the locking portion engages with the locked portion to be locked, so that the stopper member 322 locks the knob 312, at which time the knob 312 is locked relative to the first fixing member 311 by the locking engagement of the locking portion with the locked portion, so that when a user rotates the knob 312 due to an accident or a wrong operation, it is possible to avoid the knob 312 from rotating relative to the first fixing member 311 and generating a "click" like sound to avoid the counting unit 40 from generating a counting error.

When the inhalation type administration device is used, a user can detach the housing 50 from the cap 20, and in the process, the stopper member 322, after losing the pushing force of the housing 50 to the stopper member, slides in the direction away from the knob 312 along the axial direction of the fixing portion 320 relative to the second fixing member 321 due to its own weight, so that the locking portion and the locked portion are disengaged from the lock, and the stopper member 322 releases the lock of the knob 312. At this time, the cap 20 is rotatable relative to the body 10, so when a user provides a rotational force to the knob 312, the cap 20 is driven to rotate relative to the body 10 by the first fixing member 311 to complete the medicine feeding, and a "click" sound is generated to complete the counting process. Therefore, the false triggering prevention mechanism of the counting device of the suction type medicine feeder can effectively avoid the problem that the counting device generates counting errors on the premise of not influencing the normal use of the suction type medicine feeder.

Another embodiment of the present embodiment provides a false triggering prevention mechanism of an inhalation type dispenser counting device, as shown in fig. 1 and 3, the outer periphery of one end of the second fixing member 321 near the operation portion 310 is provided with a connecting portion, the inner periphery of the first fixing member 311 surrounding the corresponding end of the second fixing member 321 is provided with a connected portion, and the second fixing member 321 and the first fixing member 311 are detachably connected together through the connecting portion and the connected portion.

Specifically, connecting portion can set up to joint spare, screw thread or other detachable connection structure, correspondingly, set up to the structure with connecting portion adaptation by connecting portion, and it specifically can be set for according to actual design and user demand, and this embodiment does not specifically limit to this.

It should be noted that the second fixing member 321 and the first fixing member 311 are detachably connected by the connecting portion and the connected portion, so that the convenience of detaching and replacing the second fixing member 321 and the first fixing member 311 can be increased, and the convenience of detaching and replacing the members of the false triggering prevention mechanism of the inhaler counter device can be increased.

In another embodiment of the present embodiment, as shown in fig. 3, the connection portion is a first external thread 3211 disposed on an outer sidewall of one end of the second fixing member 321, the connected portion is a first internal thread 3111 disposed on an inner sidewall of a corresponding end of the first fixing member 311, and the first external thread 3211 is matched with the first internal thread 3111. The periphery of one end of the bottle cap 20 close to the bottle body 10 is provided with a second external thread 210; the inner sidewall of the case 50 connected to one end of the bottle cap 20 is provided with a second internal thread 510, and the second external thread 210 is matched with the second internal thread 510.

It should be noted that, compared with other detachable connection manners, the detachable connection between the second fixing member 321 and the first fixing member 311 through the first external thread 3211 and the first internal thread 3111 makes the connection structure between the second fixing member 321 and the first fixing member 311 simpler, and at the same time, ensures the reliability of the connection between the second fixing member 321 and the first fixing member 311 and the convenience of the detachment and installation. The bottle cap 20 and the shell 50 are detachably connected through the second external threads 210 and the second internal threads 510, so that the connection structure between the bottle cap 20 and the shell 50 is simpler, and meanwhile, the reliability of connection between the bottle cap 20 and the shell 50 and the convenience of disassembly and assembly are also ensured.

Another embodiment of the present invention provides an anti-false triggering mechanism of a counting device of an inhalation type drug delivery device, as shown in fig. 1 and 3, a sliding part is provided on the side wall of the stop member 322, and a slid part is provided on the side wall of the second fixing member 321; the sliding portion is fitted with the slid portion so that the stopper member 322 is slidable in the axial direction of the fixing portion 320 with respect to the second fixing member 321.

Specifically, the sliding portion may be provided as a protrusion, a pulley, or other structure, and accordingly, the slid portion is provided as a structure adapted to the sliding portion. Preferably, in order to make the connection structure between the stopper member 322 and the second fixing member 321 simpler, the sliding portion in this embodiment is provided as a protrusion, and the slid portion is provided as a groove adapted to the protrusion.

In addition, compared to other connection methods, the connection between the stopper member 322 and the second fixing member 321 via the sliding portion and the slid portion can increase the convenience of attachment/detachment between the stopper member 322 and the second fixing member 321, and further increase the convenience of detachment/replacement between the members of the false triggering prevention mechanism of the inhaler counter device.

Another embodiment of the present invention provides an anti-false trigger mechanism of a counting device of an inhalation type drug dispenser, as shown in fig. 1 and fig. 3, the sliding part is a first protrusion 3221 arranged on the inner side wall of the stop member 322, and the slid part is a first groove 3212 arranged on the side wall of the second fixing member 321 and extending along the axial direction of the fixing part 320; and the first protrusion 3221 is connected inside the first groove 3212 and can slide along the first groove 3212.

Specifically, since the stop member 322 is sleeved on the outer circumference of the second fixing member 321, one end of the first protrusion 3221 is connected to the inner sidewall of the stop member 322, and the other end extends in a direction away from the stop member 322 along the radial direction of the stop member 322. And, the first groove 3212 is disposed at a position on the second fixing member 321 corresponding to the first protrusion 3221.

More specifically, the number of the first protrusions 3221 may be set to 1, 2, 3, 4, 5, etc. Preferably, in order to make the connection structure between the stopper member 322 and the second fixing member 321 simpler while ensuring the reliability of the connection of the stopper member 322 and the second fixing member 321, the number of the first protrusions 3221 in this embodiment is set to 4, and the 4 first protrusions 3221 are uniformly arranged on the inner sidewall of the stopper member 322 at intervals in the circumferential direction of the stopper member 322. The arrangement position and the arrangement number of the first grooves 3212 are matched with those of the first protrusions 3221.

More specifically, the shape of the first protrusion 3221 may be set to be a sphere, a rectangle, or another shape, and the shape of the first groove 3212 is set to be a shape adapted to the first protrusion 3221, which may be specifically set according to actual design and use requirements, and this embodiment does not specifically limit this. Also, both ends of the first groove 3212 do not extend to both end portions of the second fixing member 321.

It should be noted that, compared to other clamping structures, the arrangement of the sliding portion and the slid portion as the first protrusion 3221 and the first groove 3212 respectively makes the connection structure between the stop member 322 and the second fixing member 321 simpler.

Another embodiment of the present embodiment provides a false triggering prevention mechanism of an inhalation type dispenser counting device, as shown in fig. 1 and 3, the operation part 310 further includes a snap member; a first clamped part is arranged on the inner side wall of the knob 312, and a second clamped part is arranged on the outer side wall of the first fixing component 311; the clamping member is respectively matched with the first clamped part and the second clamped part, so that the knob 312 is clamped on the first fixing member 311 through the clamping member.

Specifically, the clamping member may be configured as a bar, and two ends of the bar are respectively provided with a buckle. Correspondingly, the first portion to be clamped and the second portion to be clamped can be respectively set to be clamped holes, and the buckles at the two ends of the strip-shaped clamping component are respectively matched with the clamping holes, so that the knob 312 is clamped on the first fixing component 311. Moreover, the number of the strip-shaped clamping components can be set to be 1, 2, 3, 4 and the like, and the setting positions and the setting number of the clamping holes are all matched with the strip-shaped clamping components.

The clamping component can also be arranged in an annular shape, correspondingly, the first clamped part and the second clamped part can be respectively arranged in grooves, and two sides of the annular clamping component are respectively matched with the grooves, so that the knob 312 is clamped on the first fixing component 311. The joint component can also be set to other structures, and the first part to be clamped and the second part to be clamped are set to be matched with the joint component. Preferably, in order to simplify the connection structure between the knob 312 and the first fixing member 311, the engaging member in this embodiment is configured to be annular, and the first engaged portion and the second engaged portion are respectively configured to be concave.

Compared with other connection modes, the clamping component can increase the convenience of disassembly and assembly between the knob 312 and the first fixing component 311, so that the convenience of disassembly and replacement between the components of the false triggering prevention mechanism of the suction type medicine feeder counting device is further increased.

Another embodiment of the present invention provides an anti-false triggering mechanism of a counting device of an inhalation type drug delivery device, as shown in fig. 1 and 3, the snap-fit member is configured as a snap ring 313, the first clamped portion is configured as a second groove 3121; the second engaged portion is provided as a third groove 3112; when the knob 312 is disposed on the outer circumference of the first fixing member 311, two sides of the snap ring 313 are respectively engaged with the second groove 3121 and the third groove 3112, so that the knob 312 is engaged with the first fixing member 311 via the snap ring 313.

Specifically, the snap ring 313 is provided with a notch to facilitate the snap ring 313 to be clamped in the third groove 3112 on the outer side wall of the first fixing member 311.

More specifically, as shown in fig. 1, an outer sidewall of the first fixing member 311, which corresponds to the position of the third groove 3112 and is close to one end of the bottle body 10, is further provided with a frustum pyramid to support the snap ring 313, so as to prevent the snap ring 313 from moving relative to the first fixing member 311 in a direction close to the fixing portion 320 along the axial direction of the first fixing member 311.

It should be noted that, compared to other clamping structures, the clamping structure is configured as the clamping ring 313, the first clamped portion is configured as the second groove 3121, and the second clamped portion is configured as the third groove 3112, so that the connection structure between the knob 312 and the first fixing member 311 is simpler.

In another embodiment of the present invention, as shown in fig. 1 and 3, a clamping portion 3113 adapted to the bottle cap 20 is further disposed on the inner sidewall of the first fixing member 311 for clamping on the outer sidewall of the bottle cap 20.

Specifically, the clamping portion 3113 may be configured to be a groove, a protrusion, a buckle, or another clamping structure, which may be specifically set according to a structure of an outer sidewall of the bottle cap 20, and this embodiment does not specifically limit this.

More specifically, the number of the clamping portions 3113 can be set to 1, 2, 3, 4, etc., which can be specifically set according to actual design and use requirements, and this embodiment does not specifically limit this. When the number of the engaging portions 3113 exceeds 1, the engaging portions 3113 are uniformly provided on the inner side wall of the first fixing member 311 at intervals in the circumferential direction of the first fixing member 311.

In addition, compared to other connection methods, the provision of the engaging portion 3113 can increase the convenience of attaching and detaching the first fixing member 311 to and from the cap 20 of the inhalation type dispenser, and further increase the convenience of replacing the inhalation type dispenser.

In another embodiment of the present embodiment, as shown in fig. 1, the locking portion is a first ratchet 3222 arranged at one end of the stop member 322 and arranged along one circle of the stop member 322 and extending toward the operating portion 310, the locked portion is a second ratchet 3122 arranged at one end of the knob 312 and arranged along one circle of the knob 312 and extending toward the fixing portion 320, and the first ratchet 3222 is matched with the second ratchet 3122.

In comparison with other locking structures, the locking portion is provided with the first ratchet 3222 and the locked portion is provided with the second ratchet 3122, so that the number of limit points between the stopper member 322 and the knob 312 is increased, the reliability of locking can be improved, and the problem of counting error of the counting unit 40 can be avoided by a simple structure.

In another embodiment of the present invention, as shown in fig. 1, the locking portion is a plurality of clips (not shown) disposed at one end of the stopping member 322, uniformly arranged along a circumference of the stopping member 322 at intervals, and extending toward the operating portion 310, and the locked portion is a plurality of recesses (not shown) disposed at one end of the knob 312, uniformly arranged along a circumference of the knob 312, and each clip is fittingly engaged with a corresponding one of the recesses.

It should be noted that, compared with other locking structures, the locking portion is provided with a plurality of buckles, and the locked portion is provided with a plurality of concave portions, so that the structures of the stop member 322 and the knob 312 are simpler while the reliability of locking between the stop member 322 and the knob 312 is ensured, and the convenience of installation and maintenance of the stop member 322 and the knob 312 is further improved.

In another embodiment of this embodiment, as shown in fig. 1 and 3, an extending groove 3214 is further disposed on the sidewall of the second fixing member 321, and one end of the extending groove 3214 is communicated with one end of the first groove 3212 away from the operating portion 310, and the other end extends to an end of the second fixing member 321 away from the operating portion 310 along the axial direction of the fixing portion 320. The fixing portion 320 further includes a third fixing member 323, the third fixing member 323 is a ring-shaped structure, the third fixing member 323 is non-rotatably fixedly connected to an end portion of the second fixing member 321 far away from the operating portion 310, and the third fixing member 323 is far away from the operating portion 310 compared to the stopping member 322.

Specifically, the third fixing member 323 can be connected to the second fixing member 321 by a connection manner such as clamping, sleeving, and the like, which can be specifically set according to a connection structure between the third fixing member 323 and the second fixing member 321. Preferably, in order to facilitate the detachment and replacement between the third fixing member 323 and the second fixing member 321, the third fixing member 323 in this embodiment is connected to the outer circumference of the second fixing member 321 by a snap connection.

More specifically, the connection structure between the third fixing member 323 and the second fixing member 321 may be provided as a protrusion, a snap, a groove, or other snap structure. Preferably, in order to make the connection structure between the third fixing member 323 and the second fixing member 321 simpler, a protrusion or a groove may be provided on a sidewall of the third fixing member 323 and a groove or a protrusion may be provided on a sidewall of the second fixing member 321 in this embodiment.

It should be noted that the extension groove 3214 is configured to facilitate the detachment of the stop member 322 from the second fixing member 321, so as to increase the convenience of detachment and replacement between the members of the false triggering prevention mechanism of the inhalation type administration device counting apparatus, and the third fixing member 323 is configured to stop the stop member 322, so as to prevent the stop member 322 from falling down along the extension groove 3214 due to gravity. In addition, by providing the third fixing member 323 at the end of the second fixing member 321 away from the operating part 310, when the user mounts the fixing part 320 on the operating part 310, the area of the operating part of the fixing part 320 is increased by the provision of the third fixing member 323, thereby increasing the convenience of the user in mounting the fixing part 320.

Another embodiment of the present embodiment provides a false triggering prevention mechanism of an inhalation type dispenser counting device, as shown in fig. 1 and 3, a second protrusion 3231 is provided on an inner sidewall of a third fixing member 323; the end of the second fixing member 321 away from the operating portion 310 is further provided with a fourth groove 3213, and the second protrusion 3231 is fitted into the fourth groove 3213.

Specifically, since the third fixing member 323 is sleeved on the outer periphery of the second fixing member 321, one end of the second protrusion 3231 is connected to the inner sidewall of the third fixing member 323, and the other end extends in a direction away from the third fixing member 323 along the radial direction of the third fixing member 323. And, the fourth groove 3213 is provided at a position on the second fixing member 321 corresponding to the second projection 3231.

More specifically, the number of the second protrusions 3231 may be set to be 1, 2, 3, 4, 5, etc., which may be specifically set according to actual design and use requirements, and this embodiment does not specifically limit this. When the number of the second protrusions 3231 exceeds 1, the second protrusions 3231 are uniformly disposed on the inner sidewall of the third fixing member 323 at intervals in the circumferential direction of the third fixing member 323. The arrangement position and the arrangement number of the fourth grooves 3213 are matched with the second protrusions 3231.

More specifically, as shown in fig. 1, an outer side wall of the second fixing member 321, corresponding to the position of the second protrusion 3231, near one end of the bottle body 10 is further provided with a concave platform to stop the second protrusion 3231 and prevent the third fixing member 323 from shifting relative to the second fixing member 321 in the axial direction of the second fixing member 321 towards the direction close to the operating portion 310. And, an extension groove 3214 is provided on the recess.

More specifically, since the user rotates the third fixing member 323 to drive the fixing portion 320 to be detachably connected to the operating portion 310, a groove is formed on an outer side wall of the third fixing member 323 to increase a friction force of the user rotating the third fixing member 323. Moreover, the number of the grooves on the outer side wall of the third fixing member 323 may be set to 1, 2, 3, 4, 5, etc., which may be specifically set according to actual design and use requirements, and this embodiment does not specifically limit this. And, when the number of the grooves exceeds 1, the grooves are uniformly provided on the outer sidewall of the third fixing member 323 at intervals in the circumferential direction of the third fixing member 323.

It should be noted that, compared with other connection structures, the connection between the third fixing member 323 and the second fixing member 321 through the second protrusion 3231 and the fourth groove 3213 makes the connection structure between the third fixing member 323 and the second fixing member 321 simpler, and also increases the convenience of detachment and installation between the third fixing member 323 and the second fixing member 321, thereby further increasing the convenience of detachment and replacement between the members of the false trigger prevention mechanism of the inhaler counter device.

In another embodiment of the present invention, as shown in fig. 1 and 3, an extension portion 3114 is disposed on the first fixing member 311, one end of the extension portion 3114 is fixedly connected to an end of the first fixing member 311 away from the fixing portion 320, and the other end of the extension portion 3114 extends along the extending direction of the bottle body 10 and towards the direction away from the fixing portion 320. The extending portion 3114 can be engaged with the counting unit 40, such that when the operating portion 310 rotates the bottle cap 20 relative to the bottle body 10, the counting unit 40 completes one counting.

Specifically, the first fixing member 311 and the extension portion 3114 may be connected by a connection manner such as clamping, screwing, riveting, or the like, or may be integrally formed. Preferably, to facilitate the production and manufacture of the first fixing member 311, the first fixing member 311 in this embodiment is integrally formed with the extension portion 3114.

More specifically, the counting unit 40 includes a sound collection unit, a battery, and the like. When the operating portion 310 drives the bottle cap 20 to rotate relative to the bottle body 10, the extending portion 3114 on the first fixing member 311 can trigger the sound collecting unit to collect the "click" sound generated by the rotation of the bottle cap 20 relative to the bottle body 10, thereby completing one counting.

The use process of the false triggering prevention mechanism of the suction type doser counting device is as follows: the user unscrews the housing 50 and removes the housing 50 from the bottle cap 20, and at this time, the locking portion of the stopper member 322 and the locked portion of the knob 312 are in a disengaged state, and the bottle cap 20 can rotate relative to the bottle body 10. Then, the user rotates the knob 312, the bottle cap 20 is rotated relative to the bottle body 10 through the first fixing member 311, and at the same time, the extending portion 3114 of the first fixing member 311 triggers the sound collecting unit in the counting unit 40, so that the counting unit 40 collects a "click" sound generated when the bottle cap 20 rotates relative to the bottle body 10 to complete one counting.

When the inhalation type administration device is not needed, the first fixing member 311 and the second fixing member 321 are detachably connected together, and the housing body 50 is sleeved on the periphery of the bottle body 10. By the pushing force of the housing 50 to the stopper member 322 in the axial direction of the fixing portion 320 toward the direction approaching the knob 312, the locking portion of the stopper member 322 and the locked portion of the knob 312 are in the engagement locked state, the knob 312 is locked with respect to the first fixing member 311, and the bottle cap 20 cannot rotate with respect to the bottle body 10. Therefore, when a user rotates the knob 312 due to an accident or a wrong operation, the knob 312 can be prevented from rotating relative to the first fixing member 311 and generating a similar 'click' sound, and the counting device can be prevented from generating a counting error.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the invention, and the specific embodiments thereof are not to be considered as limiting. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims (13)

1. An anti-false triggering mechanism of a counting device of an inhalation type doser comprises a shell body, a bottle body and a bottle cap which is rotatably connected with one end of the bottle body, wherein one end of the shell body is detachably connected with the bottle cap so as to be sleeved on the periphery of the bottle body; the counting device comprises a shell cover sleeved on the periphery of the bottle cap and a counting unit arranged in the shell cover; it is characterized in that the preparation method is characterized in that,

the shell cover comprises a fixing part and an operating part, the operating part is sleeved on the periphery of the bottle cover in a non-relatively rotatable manner, and in the extending direction of the bottle body, the fixing part is arranged on one side, close to the bottle body, of the operating part; the operating part at least surrounds the periphery of one end of the fixing part, and the one end of the fixing part is detachably connected with the corresponding end of the operating part; wherein

The operating part comprises a first fixing component and a knob, and the first fixing component and the knob are annular; the first fixing component is sleeved on the periphery of the bottle cap in a non-rotatable manner, the knob is sleeved on the periphery of the first fixing component in a non-rotatable manner, and one end, far away from the bottle body, of the first fixing component can be matched with the counting unit, so that the counting unit finishes counting; the end part of one end of the knob, which is close to the bottle body, is provided with a locked part;

the fixing portion includes a second fixing member and a stopper member, both of which are ring-shaped; wherein one end of the second fixing member near the operating portion is located within and detachably connected to a corresponding end of the first fixing member; the stopper member is provided on an outer periphery of one end of the second fixing member away from the operating portion so as to be relatively non-rotatable, and is slidable in an axial direction of the fixing portion with respect to the second fixing member, and one end of the stopper member toward the operating portion is provided with a lock portion;

when the first fixing member and the second fixing member are detachably connected together and the shell body is sleeved on the periphery of the bottle body, the locking part and the locked part can be combined and locked; and, when the housing body is disengaged from the bottle cap, the locking portion is disengaged from the locked portion.

2. The mis-trigger prevention mechanism of inhalation dispenser counting device as set forth in claim 1, wherein the second fixing member is provided with a connecting portion at an outer periphery of one end thereof close to said operating portion, and said first fixing member is provided with a connected portion surrounding an inner periphery of said corresponding one end thereof, and said second fixing member and said first fixing member are detachably connected together through said connecting portion and said connected portion.

3. The anti-false trigger mechanism of an inhalation dispenser counting device according to claim 2, wherein said connecting portion is a first external thread provided on an outer side wall of said one end of said second fixing member, said connected portion is a first internal thread provided on an inner side wall of said corresponding one end of said first fixing member, and said first external thread and said first internal thread are fitted;

a second external thread is arranged on the periphery of one end, close to the bottle body, of the bottle cap; a second internal thread is arranged on the inner side wall of the one end of the shell body, and the second external thread is matched with the second internal thread.

4. The anti-false trigger mechanism of an inhalation dispenser counting device according to claim 3, wherein a sliding portion is provided on a side wall of the stopper member, and a slid portion is provided on a side wall of the second fixing member; the sliding portion is engaged with the slid portion so that the stopper member is slidable in the axial direction of the fixing portion with respect to the second fixing member.

5. The anti-false trigger mechanism of an inhalation dispenser counting device according to claim 4, wherein said sliding portion is a first projection provided on an inner side wall of said stopper member, said slid portion is a first groove provided on a side wall of said second fixing member and extending in an axial direction of said fixing portion, and said first projection is connected in said first groove and is slidable along said first groove.

6. The anti-false trigger mechanism of an inhalation dispenser counting device according to claim 5, wherein said operating section further comprises a snap-fit member; a first clamped part is arranged on the inner side wall of the knob, and a second clamped part is arranged on the outer side wall of the first fixing component; the joint component respectively with first by the clamping part with the second is by the clamping part cooperation, makes the knob passes through the joint of joint component is in on the first fixed component.

7. The mis-trigger prevention mechanism of the inhalation dispenser counting device as set forth in claim 6, wherein the snap-fit member is provided as a snap ring, and the first snap-fit portion is provided as a second groove; the second clamped part is arranged as a third groove; when the knob is sleeved on the periphery of the first fixing component, the two sides of the clamping ring are respectively clamped in the second groove and the third groove, so that the knob is clamped on the first fixing component through the clamping ring.

8. The device as claimed in claim 7, wherein the first fixing member further comprises a locking portion adapted to the cap for locking to an outer wall of the cap.

9. The anti-false trigger mechanism of an inhalation dispenser counting device according to any one of claims 1 to 8, wherein the locking portion is a first ratchet tooth provided at the one end of the stopper member, arranged along a circumference of the stopper member and protruding toward the operation portion, the locked portion is a second ratchet tooth provided at the one end of the knob, arranged along a circumference of the knob and protruding toward the fixing portion, and the first ratchet tooth is fitted with the second ratchet tooth.

10. The anti-false trigger mechanism of the inhalation dispenser counting device according to any one of claims 1 to 8, wherein the locking portion is a plurality of catches provided at the one end of the stopper member, arranged at regular intervals along a circumference of the stopper member, and protruding toward the operating portion, the locked portion is a plurality of recesses provided at the one end of the knob, arranged at regular intervals along a circumference of the knob, and each of the catches is fittingly engaged with a corresponding one of the recesses.

11. The mis-trigger prevention mechanism of the inhalation dispenser counting device as set forth in claim 5, wherein an extension groove is further provided on the side wall of the second fixing member, and one end of the extension groove communicates with one end of the first groove away from the operation portion, and the other end extends to an end of the second fixing member away from the operation portion in the axial direction of the fixing portion;

the fixing part further comprises a third fixing component which is of an annular structure and is fixedly connected to one end part, far away from the operation part, of the second fixing component in a non-rotatable mode, and compared with the stopping component, the third fixing component is far away from the operation part.

12. The anti-false trigger mechanism of an inhalation dispenser counting device according to claim 11, wherein a second projection is provided on an inner side wall of said third fixing member; the end part of the second fixing component, which is far away from the end of the operating part, is also provided with a fourth groove, and the second bulge is matched with the fourth groove.

13. The anti-false trigger mechanism of inhalation dispenser counting device according to claim 12, wherein said first fixing member is provided with an extension portion, one end of said extension portion is fixedly connected to an end portion of said first fixing member away from said fixing portion, and the other end of said extension portion extends in a direction away from said fixing portion along the extending direction of said bottle body; and the extending part can be matched with the counting unit, so that when the operating part drives the bottle cap to rotate relative to the bottle body, the counting unit finishes one-time counting.

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