Three, summary of the invention
In order to overcome above-mentioned technical disadvantages, the object of this invention is to provide a kind of actuator for aerosol drug canister, therefore facilitated patient to record the number of times that sprays medicine, be conducive to control the use amount of medicine.
For achieving the above object, the technical scheme that the present invention takes is: include the actuator body with support and Ka Gai, be arranged between support and Ka Gai and for show the spray medicine number of times of aerosol drug canister identity device, to be set to connect with aerosol drug canister and to press down and gone up twice motion by aerosol drug canister be that a standard drives identity device counting driving device once.
Press aerosol drug canister spray medicine once, under driving device effect, identity device record once sprays medicine number of times, owing to having designed actuator body, identity device and driving device, when aerosol drug canister sprays medicine, by identity device and driving device, count, no longer the same with existing actuator do not have a counting assembly, therefore facilitate patient to record the number of times that sprays medicine, be conducive to control the use amount of medicine.
The present invention has designed, and driving device is set to take aerosol drug canister and moves up and down as the gear train device of input power, and identity device is set to connect with gear train device and have the annulus up and down of sign graduation mark.
The present invention has designed, actuator body is set to include dust cap, shell, bar is pressed in upper cover and startup, identity device is set to include and cogs and lower gear, driving device is set to include cam and sliding piece, in the bottom of shell, end face area is provided with air nozzle, dust cap is provided with nose bar, dust cap is arranged on the air nozzle of shell and is set to peg graft with shell, in the bottom end face area of the inner chamber body of shell, be provided with pillar and on pillar, be provided with nozzle, the nozzle of pillar is set to be communicated with the air nozzle of shell, the shower nozzle of aerosol drug canister is arranged in the nozzle of pillar, support is arranged in shell and is set to and shell clamping, on support, being provided with lower gear lower gear is set to connect with support rotary type, the pusher dog that is provided with pusher dog lower end surface position in the upper and lower side end face area of sliding piece is set to connect with lower gear, the pusher dog of upper end end face area is set to connect with cogging, cam setting with cog engagement type connect and be set to connect with support clearance-type, cam is provided with aerosol drug canister to corresponding cavity, on Ka Gai is arranged on and cogs, Ka Gai is set to connect with aerosol drug canister slidingtype and be set to and support clamping, upper cover is set to connect with aerosol drug canister slidingtype and be set to and shell clamping, startup is provided with dirt head and is arranged in dust cap by bar, at shell, be provided with see-through window with the position cogging and lower gear is corresponding, cog and the lateral surface of lower gear on be provided with counting scale sign.
The present invention has designed, along the inner chamber body periphery cogging with lower gear, be provided with protruding edge and on protruding edge, be provided with the poke hole connecting with the pusher dog of sliding piece, it is identical with the pusher dog number of sliding piece that the poke hole number cogging is set to, it is identical with the counting scale number of lower gear that the poke hole number of lower gear is set to, it is identical with the pusher dog number of sliding piece that the number of teeth of stirring tooth of cam is set to, and is set to identical with the counting scale number cogging with the number of teeth of the tooth cogging of stirring tooth engagement of cam.
The present invention has designed, on cam, be provided with two claws with elastic claw cam that extend along centrage and be set to and support clamping, cam stir the part that a side of stirring tooth that tooth is set to step cam is set to ball.
The present invention has designed, and the tooth cogging is set to distribute and be provided with cuboid along the medial surface of the cavity cogging, and in the inner side of the tooth cogging, is provided with locating hole.
The present invention has designed, and sliding piece is set to have elastic torus and is being provided with locating dowel with the end face area contacting that cogs, and the pusher dog of sliding piece is set to cylinder, and the contour line of the upper and lower side end face area of sliding piece is set to curved line.
The present invention has designed, and is provided with sawtooth and the number of teeth is set to 30 on the medial surface contacting with aerosol drug canister with lower gear that cogs.
The present invention has designed, on support, be provided with cog, lower gear and sliding piece rotate the sliding piece connecting.
In the technical program, it is to be realized by the elastic claw of having of cam that cam connects with support clearance-type.
In the technical program, it is that to count identity device and driving device once of spray medicine be important technical characterictic to a standard that aerosol drug canister presses down and gone up twice motion, in the technical field of the actuator for aerosol drug canister, there is novelty, creativeness and practicality.
Five, the specific embodiment
Fig. 1 is one embodiment of the present of invention, illustrate by reference to the accompanying drawings the present embodiment, include dust cap 1, shell 2, support 3, cam 4, cog 5, lower gear 6, sliding piece 10, card covers 7, bar 9 is pressed in upper cover 8 and startup, in the bottom of shell 2, end face area is provided with air nozzle 21, dust cap 1 is provided with nose bar, dust cap 1 is arranged on the air nozzle 21 of shell 2 and is set to and shell 2 is pegged graft, in the bottom end face area of the inner chamber body of shell 2, be provided with pillar 22 and be provided with nozzle on pillar 22, the nozzle of pillar 22 is set to be communicated with the air nozzle 21 of shell 2, the shower nozzle of aerosol drug canister is arranged in the nozzle of pillar 22, support 3 is arranged in shell 2 and is set to and shell 2 clampings,
On support 3, being provided with lower gear 6 lower gear 6 is set to connect with support 3 rotary types, the pusher dog that is provided with pusher dog upper end end face area in the upper and lower side end face area of sliding piece 10 is set to connect with lower gear 6, the pusher dog at lower end surface position is set to 5 connects with cogging, cam 4 arrange with cog 5 engagement type connect and be set to connect with support 3 clearance-types, cam 4 is provided with aerosol drug canister to corresponding cavity, card covers 7 and is arranged on and cogs on 5
Card covers 7 and is set to connect with aerosol drug canister slidingtype and be set to and support 3 clampings, and upper cover 8 is set to connect with aerosol drug canister slidingtype and be set to and shell 2 clampings, and start and be provided with dirt head and be arranged in dust cap 1 by bar 9,
Shell 2 with cog 5 and position corresponding to lower gear 6 be provided with see-through window, cog 5 and the lateral surface of lower gear 6 on be provided with counting scale sign.
In the present embodiment, along cog 5 and the inner chamber body periphery of lower gear 6 be provided with protruding edge and on protruding edge, be provided with the poke hole connecting with the pusher dog of sliding piece 10,5 the poke hole number of cogging is set to identical with the pusher dog number of sliding piece 10, it is identical with the counting scale number of lower gear 6 that the poke hole number of lower gear 6 is set to, it is identical with the pusher dog number of sliding piece 10 that the number of teeth of stirring tooth of cam 4 is set to, and is set to identical with 5 the counting scale number of cogging with the number of teeth of 5 the tooth of cogging of stirring tooth engagement of cam 4.
In the present embodiment, on cam 4, be provided with two claws with elastic claw cam 4 that extend along centrage and be set to and support 3 clampings, cam 4 stir the part that a side of stirring tooth that tooth is set to step cam 4 is set to ball.
In the present embodiment, 5 the tooth of cogging is set to distribute and be provided with cuboid along the medial surface of 5 the cavity of cogging, and in the inner side of 5 the tooth of cogging, is provided with locating hole 51.
In the present embodiment, sliding piece 10 is set to have elastic torus and is being provided with locating dowel 61 with 5 end face area that contact that cog, and the pusher dog of sliding piece 10 is set to cylinder, and the contour line of the upper and lower side end face area of sliding piece 10 is set to curved line.
In the present embodiment, on 5 medial surface that contact with aerosol drug canister with lower gear 6 that cog, be provided with sawtooth and the number of teeth is set to 30.
In the present embodiment, on support 3, be provided with cog 5, lower gear 6 and sliding piece 10 rotate the sliding piece 31 connecting.
Aerosol drug canister is inserted into upper cover 8, card covers 7, support 3, cam 4, cog 5, in lower gear 6 and sliding piece 10, press aerosol drug canister, aerosol drug canister band moving cam 4 moves downward, the tooth of stirring of the cam 4 of cam 4 acts on 5 the tooth of cogging, unclamp afterwards medicinal cupping, medicinal cupping is upspring automatically, band moving cam 4 moves upward, the tooth of stirring of cam 4 separates with 5 the tooth of cogging, by the pusher dog of sliding piece 31, acted on 5 the tooth of cogging again, under cam 4 and sliding piece 31 combineds effect, number of teeth of 5 rotation makes to cog, 5 the counting scale of cogging sign numerical value subtracts one, complete and once spray medicine process
for the first rotating manner.Press aerosol drug canister, cam 4 moves downward, by sliding piece 10 cog 5 and lower gear 6 link together, unclamp afterwards medicinal cupping, medicinal cupping is upspring automatically, band moving cam moves upward, cam 4 with cog 5 and sliding piece 10 separate, under cam 4 and sliding piece 31 combineds effect, then stir and cog 5 and 6 one teeth of lower gear by sliding piece 31, cog 5 and the counting scale sign numerical value of lower gear 6 subtract one, complete and once spray medicine process
for the second rotating manner.
In the present embodiment, 5 the counting scale sign that cogs is set to
0-9,0-9,0-9 is totally 30 numerical value,the counting scale sign of lower gear 6 is set to
20-00 is totally 20 numerical value, from 205-200, and 199-190,189-180 ... .099-090,089-080 ... .009-000 only stir cog 5
for the first rotating manner; From 200-199,190-189,180-179 ... .100-099,090-089 ... 010-009cog 5
withlower gear 6
stir as the second rotating manner simultaneously.
The present invention has lower feature:
1, owing to having designed actuator body, identity device and driving device, when aerosol drug canister sprays medicine, by identity device and driving device, count, no longer the same with existing actuator do not have a counting assembly, therefore facilitate patient to record the number of times that sprays medicine, be conducive to control the use amount of medicine.
2, owing to having designed support 3, cog 5, lower gear 6, card cover 7 and upper cover 8, by card, covers 7 and the location of upper cover 8 twice pair of aerosol drug canisters, grafting aerosol drug canister is firm, movable pulley 6 moves steady.
3, owing to having designed dust cap 1, only have the dust cap 1 of taking-up just can press aerosol drug canister, prevent maloperation.
4, owing to having designed cam 4, cog 5, lower gear 6 and sliding piece 10, realized mechanical counting, do not need external connection power, counting accurately, shows clear.
5, owing to having designed, cog 5 and lower gear 6, from 205 being radix, spray the action of medicine counting.
In the actuator technologies field for aerosol drug canister; Every actuator body with support 3 and Ka Gai 7 that includes, be arranged between support 3 and Ka Gai 7 and for show the spray medicine number of times of aerosol drug canister identity device, to be set to connect with aerosol drug canister and to press down and gone up twice motion by aerosol drug canister be that a standard drives the technology contents of identity device counting driving device once all in protection scope of the present invention.