CN109529179A - A kind of multi-level control structure and the pH operating capsule handle using the structure - Google Patents
A kind of multi-level control structure and the pH operating capsule handle using the structure Download PDFInfo
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- CN109529179A CN109529179A CN201910004450.0A CN201910004450A CN109529179A CN 109529179 A CN109529179 A CN 109529179A CN 201910004450 A CN201910004450 A CN 201910004450A CN 109529179 A CN109529179 A CN 109529179A
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- limiting section
- pulling buckle
- elastic slice
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- movement pulling
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1042—Alimentary tract
- A61M2210/105—Oesophagus
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
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Abstract
The present invention relates to the field of medical instrument technology, disclose a kind of multi-level control structure and the pH operating capsule handle using the structure.Multi-level control structure includes N number of movement pulling buckle, is followed successively by N grades of movement pulling buckles of I grades of movement pulling buckles ... from front to back, and each movement pulling buckle has initial position and final position.The control structure further includes limiting device, and limiting device is equipped with the 4th limiting section that several initial positions for acting pulling buckle to II grades to N grades respectively are individually limited；It is additionally provided with third limiting section on limiting device, previous stage movement pulling buckle is interacted with third limiting section backward and unlocks limit of the 4th limiting section to next stage movement pulling buckle in motion process, to unlock the independent interlocking of adjacent two level wiper pulling buckle.PH operating capsule handle includes multi-level control structure, which can successively act according to I grades to N grades of sequence；Avoid adjacent two level wiper pulling buckle that from cannot individually interlocking, the problem of easy maloperation.
Description
Technical field
The present invention relates to the field of medical instrument technology, and in particular to a kind of multi-level control structure and pH operating capsule handle.
Background technique
During surgery or other places, it is often necessary to which control mechanism acts in order, for example is used in PH glue medically
Capsule operation handle, it connect with PH capsule conveyer can be fixed to PH capsule in the esophagus of human body.It specially first passes through and pulls
Dynamic primary movement control module is clamped to capsule on the mucous membrane tissue in esophagus, then by pulling first grade motion control
Module is detached from rope yarn in primary movement control module and capsule, then pulls second subprime motion-control module, make capsule with
Conveyer is detached from, and takes out conveyer from esophagus finally by handle.In aforesaid operations, need main motion control module first
It is dynamic, then move successively first grade motion-control module and second subprime motion-control module.
Have as the Chinese invention patent of Publication No. CN104826220B (publication date 2017.09.22) discloses one kind
The pH operating capsule handle of interlock.The pH operating capsule handle has the following problems: 1) operation handle can reach each fortune
The interlock function of dynamic control module, but it is unable to reach independent interlock function, specifically: after the movement of primary movement control module, the
After grade and second subprime can be with any level-ones of conation or the movement of primary movement control module, first grade and the can be made
Secondary stage simultaneously operation.Above scheme is transported due to primary movement control module and first grade motion-control module, first grade
Dynamic control module and second subprime motion-control module do not have individual interlock function, be easy to cause maloperation, so as to cause
Operative failure.2), can not be self-locking in every grade of motion-control module to after moving to final position, it is easy to travel forward, that is, has anti-
Play phenomenon.3) all motion-control modules are respectively one kind, and type is more, increase the waiting that logistics switches in process
Time increases processing cost.4) S type gib block is not easy to be processed, easily-deformable, once deformation will be unable to using scrappage is high；And
The setting of S type gib block increases assembling difficulty when producing the medical instrument, increases process flow for assembling.
Summary of the invention
It is an object of the present invention to provide a kind of multi-level control structures, to solve in the prior art, multistage movement control
The problem of molding block, two neighboring motion module cannot be interlocked individually, easy maloperation.
In order to achieve the above objectives, the present invention adopts the following technical scheme: a kind of multi-level control structure, including N number of movement are drawn
Button, N number of movement pulling buckle are followed successively by N grades of movement pulling buckles of I grades of movement pulling buckles ..., the positive integer that N is >=2 from front to back；It is each dynamic
Make pulling buckle with initial position and final position, and can be moved between its initial position and final position；The control structure is also
Including limiting device, limiting device is equipped with several initial positions for acting pulling buckle to II grades to N grades respectively and is individually limited
The 4th limiting section；It is additionally provided with third limiting section on limiting device, previous stage acts pulling buckle and limited in motion process with third backward
Position portion interacts and unlocks limit of the 4th limiting section to next stage movement pulling buckle, to unlock adjacent two level wiper pulling buckle
Individually interlocking.
In above-mentioned technical proposal, initial position that the 4th limiting section in limiting device acts pulling buckle to II grades to N grades into
Row limit, while by setting third limiting section, when acting movement pulling buckle backward, third limiting section can be made with movement pulling buckle
With unlocking the 4th limiting section and act pulling buckle to next stage so that the 4th limiting section be made move to the direction far from movement pulling buckle
Limit, to unlock the independent interlocking of adjacent two level wiper pulling buckle.The multi-level control structure can be according to I grades to N grades of sequence
Successively act；Avoid adjacent two level wiper pulling buckle that from cannot individually interlocking, the problem of easy maloperation.
Further, several initial positions to N number of movement pulling buckle are limited again first is additionally provided on the limiting device
Limiting section；When pulling movement pulling buckle, movement pulling buckle can be slided on the first limiting section.
It can prevent maloperation from making to act pulling buckle movement by the way that the first limiting section is arranged, the first limiting section plays self-locking work
With improving the reliability of the multi-level control structure.
Further, the second limit that several final positions to N number of movement pulling buckle are limited is additionally provided on the limiting device
Position portion.
Second limiting section is set, after movement pulling buckle moves to final position, can avoid movement pulling buckle and travel forward, prevent
Pulling buckle rebound is acted, the reliability of the multi-level control structure is further increased with this.
Further, limiting device includes several elastic slices, and elastic slice includes elastic sheet body and fixed section, first to fourth limit
Portion is located in elastic sheet body or is set between two adjacent elastic slices.The fixed section of elastic slice and use the multi-level control structure
Device is fixedly connected, using elastic slice flexible deformation realization movement pulling buckle it is self-locking, prevent rebound and adjacent two level wiper pulling buckle
Independent interlocking function.
Further, elastic slice is made of several bullet pieces, and each bullet on piece is equipped with fixed section, and third limiting section and
4th limiting section is located at the same bullet on piece.Elastic slice can also be made of one or more bullet pieces；Third limiting section and the 4th
Limiting section is located at the same bullet on piece, and third limiting section and the 4th limiting section is made to link.
Further, every two movement pulling buckle is one group, respectively positioned at the first movement pulling buckle of front end and positioned at rear end
Second movement pulling buckle, so that the first movement pulling buckle and the second movement pulling buckle are arranged alternately；When N is odd number, the last one
Movement pulling buckle is individually for one group；
The moving region of every group of movement pulling buckle is provided at least one elastic slice, is the first elastic slice；Second movement of previous group
The moving region of first movement pulling buckle of pulling buckle and later group is also equipped at least one elastic slice, is the second elastic slice；First elastic slice
With third limiting section and the 4th limiting section are equipped on the second elastic slice；
The 4th limiting section on first elastic slice limits the second movement pulling buckle, the 4th limiting section pair on the second elastic slice
First movement pulling buckle is limited；
When first movement pulling buckle acts backward, the third limiting section on the first elastic slice can be made with the first movement pulling buckle
With the direction for making the 4th limiting section act pulling buckle to separate rear stage moves, to unlock the 4th limit on first elastic slice
Limit of the portion to rear stage movement pulling buckle；
When second movement pulling buckle acts backward, the third limiting section on the second elastic slice can be made with the second movement pulling buckle
With the direction for making the 4th limiting section act pulling buckle to separate rear stage moves, to unlock the 4th limit on second elastic slice
Limit of the portion to rear stage movement pulling buckle.
Above scheme is to realize that a kind of two neighboring movement pulling buckle individually interlocking mode, the first movement pulling buckle and second are moved
It is arranged alternately as pulling buckle, the first elastic slice and the second elastic slice are also arranged alternately.The 4th limiting section on first elastic slice is acted to second
Pulling buckle is limited, and the 4th limiting section on the second elastic slice limits the first movement pulling buckle, realizes I grades of movement pulling buckles and II
Grade movement pulling buckle, II grade movement pulling buckles and III level act pulling buckle ... N-1 grade movement pulling buckle and act the independent mutual of pulling buckle with N grades
Lock.Simultaneously by the way that third limiting section is arranged on the first elastic slice and the second elastic slice, when acting movement pulling buckle backward, the first elastic slice
Or the second third limiting section on elastic slice can with movement pulling buckle effect, so that the 4th limiting section be made to draw to far from next stage movement
The direction of button moves, and limit of the 4th limiting section to next stage movement pulling buckle is unlocked, to unlock adjacent two level wiper pulling buckle
Individually interlocking.
Further, it is equipped with the first limiting section on the first elastic slice and the second elastic slice, the first limiting section is located at third limiting section
Front end, first movement pulling buckle on be equipped with on the first elastic slice the first limiting section cooperation the first holding section, second movement
The first holding section with the first limiting section cooperation on the second elastic slice also is provided in pulling buckle.
The first limiting section on first elastic slice is limited by initial position of first holding section to the first movement pulling buckle,
It realizes self-locking；The first limiting section on second elastic slice is limited also by initial position of first holding section to the second movement pulling buckle
Position is realized self-locking.
Further, it is equipped with the second limiting section on the first elastic slice and the second elastic slice, the second limiting section is located at the first limiting section
Between third limiting section；When movement pulling buckle moves to final position, the second limiting section on the first elastic slice can be dynamic to first
The final position for making pulling buckle is limited, the second limiting section on the second elastic slice can to second movement pulling buckle final position into
Row limit.
The second limiting section is set on the first elastic slice, the second elastic slice, to prevent the first movement pulling buckle or the second movement pulling buckle
It travels forward and rebounds.
Further, first to fourth limiting section is protrusion.A kind of implementation of four limiting sections.
Further, the first limiting section, the second limiting section and third limiting section are protrusion, and the 4th limiting section is tab.Four
Another implementation of limiting section.
Further, the first limiting section and third limiting section are protrusion, and the 4th limiting section is tab；Second limiting section include with
Elastic sheet body hinged tab is connected with pressure spring between the rear surface and elastic sheet body of the tab.The another kind of four limiting sections
Implementation, setting pressure spring can make to act pulling buckle smoothly and smoothly move to the rear end of the second limiting section and be limited.
Further, the first holding section in the first movement pulling buckle is the groove being located in the first movement pulling buckle；Second movement
The first holding section in pulling buckle is the inclined-plane for being located at the second movement pulling buckle rear end.Groove and inclined-plane and the first limiting section act on, real
Now act the self-locking of pulling buckle.When first holding section is groove, it can not only prevent movement pulling buckle under no external force from moving backward, also
It can prevent movement pulling buckle under no external force from travelling forward.
Further, the second limiting section and the first limiting section are integrated as the same protrusion, and the front end of the protrusion is with after
End respectively limits the initial position and final position of movement pulling buckle, and the first holding section is to be located at movement pulling buckle rear end
Inclined-plane or seamed edge.
Another implementation of four limiting sections, the second limiting section and the first limiting section are integrated as same prominent
It rises, keeps the structure of elastic slice simpler, i.e., can realize the function that is self-locking and preventing rebound of movement pulling buckle by the way that a protrusion is arranged
Energy.
Further, it is respectively arranged at least one elastic slice in the moving region of two neighboring movement pulling buckle, is the 4th elastic slice；
Third limiting section and the 4th limiting section are located on the 4th elastic slice；The 4th limiting section on 4th elastic slice draws II grades to N grades movements
The initial position of button is limited；When one of movement pulling buckle acts backward, the third limiting section on the 4th elastic slice can
It is acted on the movement pulling buckle, moves the 4th limiting section to the direction far from the movement pulling buckle, to unlock on the 4th elastic slice
The 4th limiting section to rear stage movement pulling buckle limit.
Above scheme is to realize that individually interlocking another way, such structure can simplify movement to two neighboring movement pulling buckle
The structure of pulling buckle and elastic slice is conducive to batch production.
Further, it is also equipped at least one elastic slice in the moving region of N number of movement pulling buckle, is third elastic slice；First limit
Position portion and the second limiting section are located on third elastic slice or are set between two neighboring bullet piece head and the tail, in N number of movement pulling buckle
Equipped with second holding section with the first limiting section and the cooperation of the second limiting section.
It is acted on by the second holding section and the first limiting section self-locking when realization acts pulling buckle initial position, passes through the second card
Conjunction portion and the effect of the second limiting section prevent rebound when movement pulling buckle final position.
Further, first to fourth limiting section is to be located on third elastic slice and protrude to movement pulling buckle direction raised；
Second holding section is the engaging slot cooperated with the first limiting section and the second limiting section；When initial position, the engaging slot and the first limit
The engaging of position portion, when final position, which engages with the second limiting section.It is acted and is drawn by the cooperation realization of protrusion and engaging slot
The function that is self-locking and preventing movement pulling buckle rebound of button, structure are simple.
Further, third elastic slice is made of N or 2N sub- elastic slices；First limiting section and the second limiting section are located at bullet piece
Tab upper and to be protruded to movement pulling buckle direction；Second holding section is the engaging cooperated with the first limiting section and the second limiting section
Slot；When initial position, which engages with the first limiting section, and when final position, which engages with the second limiting section.
The different structure form of third elastic slice acts the self-locking of pulling buckle by the cooperation realization of tab and engaging slot and prevents
Act pulling buckle rebound.
Further, the first limiting section and the second limiting section be located on third elastic slice to far from movement pulling buckle direction it is recessed
Sunken groove；Second holding section is the protrusion cooperated with the first limiting section and the second limiting section；When initial position, the protrusion and the
The engaging of one limiting section, when final position, which engages with the second limiting section.
The protrusion on groove and movement pulling buckle on third elastic slice acts on, and realization acts the self-locking of pulling buckle and prevents movement from drawing
Detain rebound when final position.
Further, third elastic slice is made of N+1 or 2N+1 sub- elastic slices；First limiting section and/or the second limiting section are
It is located at the groove of bullet on piece being recessed to separate movement pulling buckle direction or between two neighboring bullet piece head and the tail
Notch；Second holding section is the protrusion cooperated with the groove and/or the notch；When initial position, the protrusion and the first limiting section
Engaging, when final position, which engages with the second limiting section.
Above scheme is a kind of structure of third elastic slice and the first limiting section, the second limiting section thereon, passes through groove
Or the protrusion on notch and movement pulling buckle acts on, realization acts the self-locking of pulling buckle and prevents movement pulling buckle rebound.
Further, it is also equipped at least one described elastic slice in the moving region of N number of movement pulling buckle, is third bullet
Piece；First to fourth limiting section is to be located on third elastic slice and protrude to movement pulling buckle direction raised；When initial position, move
Make pulling buckle between the first limiting section and the second limiting section, is limited by two protrusions；When final position, after movement pulling buckle is located at
Between one adjacent the second limiting section and the first limiting section, limited by latter two protrusion.
Pulling buckle is acted between the first limiting section and the second limiting section, is limited, realization acts pulling buckle initial position
When it is self-locking and prevent movement pulling buckle final position when rebound.It is acted in this scheme in pulling buckle and is not provided with engaging slot, can simplified
Act the structure of pulling buckle.
Further, it is also equipped at least one described elastic slice in the moving region of N number of movement pulling buckle, is third bullet
Piece；The third elastic slice is made of N number of bullet piece；Each bullet on piece is equipped with the first limiting section and the second limiting section, the first limit
Position portion and the second limiting section are integrated and same raised, the front-end and back-end of the protrusion to protrude to movement pulling buckle direction
The initial position and final position of movement pulling buckle are limited respectively.
Another structure of third elastic slice, the first limiting section and the second limiting section are the same protrusion, make the structure of elastic slice
It is simpler.
Further, the 4th limiting section is the protrusion being located on the second elastic slice or the 4th elastic slice, this is prominent when initial position
It rises and offsets with the rear end of movement pulling buckle；Or movement pulling buckle is equipped with groove with the protrusions match, protrusion when initial position
Engage with the groove.
When initial position, the 4th limiting section offsets with the rear end of movement pulling buckle or the 4th limiting section engages with groove, adopts
With above two mode the initial position of pulling buckle can be acted into limit to II to N grades.
Further, the third limiting section is located at turning forward on the second elastic slice or the 4th elastic slice and for close movement pulling buckle
Oblique tab, movement pulling buckle are equipped with the third holding section of protrusion；When previous movement pulling buckle acts backward, third holding section energy
Enough and third limiting section acts on, and moves the 4th limiting section to the direction far from the movement pulling buckle, to unlock the 4th limiting section
Limit to rear stage movement pulling buckle.Movement pulling buckle and third limiting section are acted on to unlock the 4th limiting section to rear stage and act drawing
Another scheme of the limit of button.
It is equipped with it is another object of the present invention to provide a kind of pH operating capsule handle, including shell, in the shell more
Grade control structure, N number of movement pulling buckle can be slided along the length direction of shell.
The multi-level control structure can prevent from just first pulling II grades when not pulling I grades of movement pulling buckles also or other being any
Grade movement pulling buckle；And individually interlocked between adjacent two level wiper pulling buckle, realization is pulled dynamic by the sequence of I grades, II grades ... N grades
Make pulling buckle, scrapped so as to avoid capsule, avoids the failure of operation.
Further, shell is equipped with sliding slot, and sliding slot is both passed through at the top of N number of movement pulling buckle and is located at outside shell, N number of movement
Pulling buckle is slidably connected with the sliding slot.Sliding slot is set convenient for sliding movement pulling buckles at different levels.
Further, sliding slot is made of N number of sub- sliding slot, and limited block is equipped between two adjacent sub- sliding slots.Sub- sliding slot is set
And limited block, it can further the initial position to movement pulling buckle and final position limit, improve the pH operating capsule handle
Reliability.
Multi-level control structure of the invention the utility model has the advantages that third limiting section and the 4th limiting section 1) is arranged, make the multistage
Control structure can successively be acted according to I grades to N grades of sequence；Avoid adjacent two level wiper pulling buckle that from cannot individually interlocking, easily accidentally
The problem of operation.2) the first limiting section of setting can prevent maloperation from making to act pulling buckle movement, and the first limiting section plays self-locking work
With improving the reliability of the multi-level control structure.3) the second limiting section is set, it, can after movement pulling buckle moves to final position
Avoiding, which makes to act because of maloperation pulling buckle, travels forward, and prevents movement pulling buckle rebound, further increases the Multistage Control knot with this
The reliability of structure.4) multi-level control structure acts pulling buckle by setting and elastic slice realizes the interlocking of adjacent two level wiper pulling buckle,
Act the function of the self-locking and anti-rebound of pulling buckle；Pulling buckle is acted in every kind of scheme and the structure of elastic slice is simple, acts pulling buckle and bullet
Piece type is few, and processing cost is low.5) elastic piece structure is simple, easy processing molding, and scrappage is almost nil.
PH operating capsule handle of the invention the utility model has the advantages that due in the handle be equipped with multi-level control structure, should
Operation handle has the effect of that multi-level control structure has.And the packaging technology of pulling buckle, elastic slice and shell is acted, compare S type
Gib block is simpler, simplifies the process flow for assembling of the operation handle.
Detailed description of the invention
Fig. 1 a is the main view schematic cross-sectional view of the multi-level control structure of embodiment one.
Fig. 1 b is that the multi-level control structure of embodiment one faces upward schematic cross-sectional view
Fig. 1 c acts state diagram when pulling buckle moves to final position for the I grade in Fig. 1 b.
Fig. 1 d is the first structural schematic diagram of the elastic slice of embodiment one.
Fig. 1 e is second of structural schematic diagram of the elastic slice of embodiment one.
Fig. 1 f is the third structural schematic diagram of the elastic slice of embodiment one.
Fig. 1 g is the 4th kind of structural schematic diagram of the elastic slice of embodiment one.
Fig. 1 h is the schematic front view of the first movement pulling buckle of embodiment one.
Fig. 1 i is the elevational schematic view of the first movement pulling buckle of embodiment one.
Fig. 1 j is the schematic front view of the second movement pulling buckle of embodiment one.
Fig. 1 k is the elevational schematic view of the second movement pulling buckle of embodiment one.
Fig. 2 a is that the multi-level control structure of embodiment two looks up schematic cross-sectional view.
Fig. 2 b acts state diagram when pulling buckle moves to final position for the I grade in Fig. 2 a.
Fig. 3 is that the multi-level control structure of embodiment three looks up schematic cross-sectional view.
Fig. 4 a is the main view schematic cross-sectional view of the multi-level control structure of example IV.
Fig. 4 b is that the multi-level control structure of example IV looks up schematic cross-sectional view.
Fig. 5 a is the main view schematic cross-sectional view of the multi-level control structure of embodiment five.
Fig. 5 b is that the multi-level control structure of embodiment five looks up schematic cross-sectional view.
Fig. 5 c acts state diagram when pulling buckle moves to final position for the I grade in Fig. 5 a.
Fig. 6 a is that the multi-level control structure of embodiment six looks up schematic cross-sectional view.
Fig. 6 b acts state diagram when pulling buckle moves to final position for the I grade in Fig. 6 a.
Fig. 7 is that the multi-level control structure of embodiment seven looks up schematic cross-sectional view.
Fig. 8 is that the multi-level control structure of embodiment eight looks up schematic cross-sectional view.
Fig. 9 is that the multi-level control structure of embodiment nine looks up schematic cross-sectional view.
Figure 10 is that the multi-level control structure of embodiment ten looks up schematic cross-sectional view.
Figure 11 is the main view schematic cross-sectional view of the multi-level control structure of embodiment 11.
Figure 12 a is the main view schematic cross-sectional view of the multi-level control structure of embodiment 12.
Figure 12 b acts state diagram when pulling buckle moves to final position for the I grade in Figure 12 a.
Figure 13 a is schematic diagram of main cross-sectional structure of pH operating capsule handle.
Figure 13 b is the A-A cross-sectional view in Figure 13 a.
Figure 13 c is the state diagram that pH operating capsule handle pulls I grades of movement pulling buckles.
Figure 13 d is the B-B cross-sectional view in Figure 13 c.
Figure 13 e is the state diagram that pH operating capsule handle pulls II grades of movement pulling buckles.
Figure 13 f is the C-C cross-sectional view in Figure 13 e.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description includes: shell 100, sub- sliding slot 101, limited block 102, handle head 200, takes out
Stomata 201, sealing shroud 202, release mounting hole 203, rope yarn 204, the first elastic slice 2, fixed section 21, elastic sheet body 23, first
Limiting section 24, the second limiting section 25, third limiting section 26, the 4th limiting section 27, first movement pulling buckle 3, first act pulling buckle
Side 32, the first holding section 34, the second holding section 35, the third holding section the 36, the 4th that front surface 31, first acts pulling buckle are blocked
The bottom surface 42, second that conjunction portion 37, second acts the movement pulling buckle of front surface 41, second that pulling buckle 4, second acts pulling buckle acts pulling buckle
Rear surface 44, the second elastic slice 5, third elastic slice 6, the 4th elastic slice 7.
Embodiment one
The present embodiment is basic as shown in Fig. 1 a~1c: a kind of multi-level control structure, including N number of movement pulling buckle and limit dress
It sets, this implementation is illustrated by taking five movement pulling buckles as an example, and five movement pulling buckles are from front to back (i.e. in Fig. 1 a from right to left)
It is followed successively by V grades of movement pulling buckles of I grades of movement pulling buckles ....The structure that wherein I grades, III level and V grades act pulling buckle is identical, is first
Act pulling buckle 3；II grades identical with the IV grades of movement structures of pulling buckle, for the second movement pulling buckle 4.
The cross section of first movement pulling buckle 3 and the second movement pulling buckle 4 is rectangle, and the section for acting pulling buckle is not limited to grow
It is rectangular, it is also possible to nearly ellipse, subcircular, triangle, trapezoidal, pentagon or hexagon etc..As shown in Fig. 1 h~1k, the
Be equipped with the first holding section 34 in one movement pulling buckle 3 and the second movement pulling buckle 4, in the present embodiment in the first movement pulling buckle 3 the
One holding section 34 is groove；The first holding section 34 in second movement pulling buckle 4 is setting in movement pulling buckle bottom surface 42 and rear surface
Inclined-plane between 44, it is certain second movement pulling buckle 4 on the first holding section 34 can also be located at movement pulling buckle bottom surface 42 on it is recessed
Slot.
Limiting device includes several elastic slices, I grades of movement pulling buckles and II grades of movement pulling buckles, III level movement pulling buckle and IV grades
Movement pulling buckle, the V grades of two sides for acting pulling buckles are equipped with elastic slice, are the first elastic slice 2；II grades of movement pulling buckles and III level movement pulling buckle,
The lower section of IV grades of movement pulling buckles and V grades of movement pulling buckles is also equipped with elastic slice, is the second elastic slice 5；Second elastic slice 5 in the present embodiment
Structure it is identical as the structure of the first elastic slice 2.
Fig. 1 d~1g is enumerated the structure of four kinds of elastic slices, and elastic slice includes the elastic sheet body 23 and fixed section of plate structure
21, the first limiting section 24, the second limiting section 25, third limiting section 26 and the 4th limit are successively arranged in elastic sheet body 23 from front to back
Position portion 27；Four limiting sections are the protrusion being located in elastic sheet body 23 in the present embodiment, corresponding prominent for first to fourth
Object out.The front end that the front end of first limiting section 24 and elastic sheet body 23 form obtuse angle or the first limiting section 24 is and elastic sheet body
The arc section of 23 smooth transitions, is thus convenient for 24 smooth separation of the first holding section 34 and the first limiting section.
The first structure of elastic slice, if Fig. 1 d shows, four protrusions are protrusion and are integrally formed with elastic sheet body 23, Gu
The junction for determining section 21 and elastic sheet body 23 is tilting section；The front surface of 4th protrusion is perpendicular to the flat of elastic sheet body 23
Face, so that the interlocking effect of adjacent two level wiper pulling buckle is more preferable；The rear surface of second protrusion is also perpendicular to elastic slice sheet
The plane of body 23, so that anti-rebound effect of the movement pulling buckle in final position is more preferable.Second structure of elastic slice and the
A kind of structure is distinguished as, and if Fig. 1 e shows, the 4th protrusion is and the vertically disposed tab of elastic sheet body 23, fixed section 21 and bullet
The junction of piece ontology 23 is the straightway perpendicular to elastic sheet body 23.The difference of the third structure and first two structure of elastic slice
For if Fig. 1 f shows, four protrusions are seperated with elastic sheet body 23 to be fixed together.4th kind of structure of elastic slice, if Fig. 1 g shows, the
Two protrusions include the tab hinged with elastic sheet body 23, are connected with pressure spring between the rear surface and elastic sheet body 23 of tab.
First limiting section 24 can cooperate with the first holding section 34 in the first movement pulling buckle 3 or the second movement pulling buckle 4, right
The initial position of movement pulling buckle is limited.When movement pulling buckle moves to final position backward, the second limiting section 25 can be to dynamic
It is limited as pulling buckle, prevents movement pulling buckle from travelling forward and rebounding.4th limiting section 27 can be to II grades to V grades movement pulling buckles
Initial position limited, realize the independent interlocking of adjacent two level wiper pulling buckle.In conjunction with Fig. 1 c it is found that movement pulling buckle is moved backward
When making, third limiting section 26 can offset with movement pulling buckle, move the 4th limiting section 27 to the direction far from the movement pulling buckle,
To unlock limit of the 4th limiting section 27 to rear stage movement pulling buckle.
Fig. 1 d~1g is the preferred four kinds of structures of elastic slice in the present embodiment, can also make several modifications and improvements.V grades dynamic
Make the first elastic slice 2 of pulling buckle two sides effect be only it is self-locking, in practice, afterbody movement pulling buckle elastic slice structure can do it is suitable
Answering property is improved, no setting is required the second limiting section 25, third limiting section 26 and the 4th limiting section 27, to reduce 100 rear portion of shell
Space.
Embodiment two
The present embodiment and embodiment one the difference is that, as shown in figures 2 a and 2b, the second limiting section in the present embodiment
25 and first limiting section 24 be integrated as the same protrusion, the first holding section 34 in the first movement pulling buckle 3 is to be located at side
Inclined-plane between rear surface.Such structure, the front end of the first limiting section 24 limits movement pulling buckles at different levels when initial position
Position, reaching movement pulling buckles at different levels in the absence of external forces with this will not act backward, realize self-locking；First limit when final position
The rear end in position portion 24 limits the movement pulling buckle, prevents the movement pulling buckle from travelling forward and rebounding.The present embodiment eliminates
One protrusion, structure are simpler.
Embodiment three
The present embodiment and embodiment two the difference is that, as shown in figure 3, the elastic slice in the present embodiment is by several height
Elastic slice composition, each bullet on piece are equipped with fixed section 21, and third limiting section 26 and the 4th limiting section 27 are located at the same bullet
On piece.
Example IV
The present embodiment and embodiment two the difference is that, as shown in Figs. 4a and 4b, the first movement is drawn in the present embodiment
The first holding section 34 on button 3 is the side 32 for acting pulling buckle and the seamed edge of rear surface formation；The in second movement pulling buckle 4
One holding section 34 is the bottom surface 42 for acting pulling buckle and the seamed edge of the formation of rear surface 44.It is possible thereby to by the first movement pulling buckle 3 and the
The structure of two movement pulling buckles 4 is designed as identical, the type of simplified movement pulling buckle.Elastic slice in certain the present embodiment can also be by several
A sub- elastic slice composition.
Embodiment five
The present embodiment is from aforementioned four embodiment the difference is that the structure of elastic slice is different in limiting device, such as Fig. 5 a
Shown in~5c, it is each provided with an elastic slice in the two sides that five act pulling buckle, is third elastic slice 6；First limiting section 24 and second
Limiting section 25 is located on third elastic slice 6 and is protrusion, and the first limiting section 24 and the second limiting section 25 are staggered；Five movements
The second holding section 35 with the first limiting section 24 and the cooperation of the second limiting section 25, the second engaging in the present embodiment are equipped in pulling buckle
Portion 35 is engaging slot.When initial position, the second holding section 35 engages with the first limiting section 24, when final position, the second holding section
35 engage with the second limiting section 35.It has been respectively arranged below an elastic slice in two neighboring movement pulling buckle, has been the 4th elastic slice 7；
Third limiting section 26 and the 4th limiting section 27 are located on the 4th elastic slice 7 and are protrusion.Elastic slice can also be by certain the present embodiment
Several bullet pieces composition.
Embodiment six
The present embodiment is from embodiment five the difference is that third elastic slice 6 and the movement structure of pulling buckle are different, such as Fig. 6 a
With shown in 6b, the first limiting section 24 and the second limiting section 25 are also protrusion in the present embodiment, but are acted not set the in pulling buckle
Two holding sections 35.When initial position, each movement pulling buckle is respectively positioned between two protrusions, is limited by two protrusions；Final position
When, movement pulling buckle is respectively positioned between latter two adjacent protrusions, is limited by latter two protrusion.
Embodiment seven
The present embodiment is from implementation six the difference is that the structure of third elastic slice 6 is different, as shown in fig. 7, the present embodiment
Middle third elastic slice 6 is made of five sub- elastic slices；First limiting section 24 and the second limiting section 25 are integrated as the same protrusion.
Embodiment eight
The present embodiment is from embodiment five the difference is that third elastic slice 6 is different with the movement fit form of pulling buckle, such as
Shown in Fig. 8, third elastic slice 6 is made of ten sub- elastic slices in the present embodiment, and the first limiting section 24 and the second limiting section 25 are to lean on
The sweptback tab of nearly movement pulling buckle, each bullet on piece set a tab.The second card also is provided in each movement pulling buckle
Conjunction portion 35, the second holding section 35 are the engaging slot cooperated with the tab.Certainly also third elastic slice 6 can be made of five sub- elastic slices,
Then each bullet on piece sets two tabs.The present embodiment is identical as embodiment five, when initial position, the second holding section 35 and first
Limiting section 24 engages, and when final position, the second holding section 35 engages with the second limiting section 35.
Embodiment nine
The present embodiment is from embodiment five the difference is that third elastic slice 6 is different with the movement fit form of pulling buckle, such as
Shown in Fig. 9, the first limiting section 24 and the second limiting section 25 are the groove being located on third elastic slice 6 in the present embodiment.Each movement
The second holding section 35 also is provided in pulling buckle, the second holding section 35 is the protrusion with the groove cooperation on third elastic slice 6.The present embodiment
Identical as embodiment five, when initial position, the second holding section engages with the first limiting section, when final position, the second holding section with
The engaging of second limiting section.Third elastic slice 6 can also be made of several bullet pieces in certain the present embodiment.
Embodiment ten
The present embodiment from embodiment nine the difference is that the structure of third elastic slice 6 is different, as shown in Figure 10, third bullet
Piece 6 is made of six sub- elastic slices；First limiting section 24 is still the groove being located on third elastic slice 6, and the second limiting section 25 is adjacent
Notch between two sub- elastic slice head and the tail.As a kind of deformation of this structure, third elastic slice is still made of six sub- elastic slices, and first
Notch of the limiting section 24 between two neighboring bullet piece head and the tail, the second limiting section 25 are the groove being located on third elastic slice 6.Separately
A kind of deformation, third elastic slice are made of 11 sub- elastic slices, then the first limiting section 24 and the second limiting section 25 are two neighboring
Notch between bullet piece head and the tail.
Embodiment 11
The present embodiment is with embodiment five to embodiment ten the difference is that the 4th limiting section 27 is matched with movement pulling buckle
Conjunction form is different, and as shown in figure 11, the 4th limiting section 27 is still the protrusion being located in elastic sheet body, and movement pulling buckle is equipped with the 4th
Holding section 37, the 4th holding section 37 are groove with the protrusions match, and the position of third limiting section 26 and the 4th holding section 37 exists
The width direction of movement pulling buckle is staggered (i.e. perpendicular to the direction of paper where Figure 11), so that previous stage movement pulling buckle moves backward
In the process, third limiting section 26 will not engage with the 4th holding section 37.Previous stage act pulling buckle backward in motion process with third
Limiting section 26 offsets, and the 4th limiting section 27 can be made to leave the 4th holding section 37, to unlock the list of adjacent two level wiper pulling buckle
Solely interlocking.The 4th limiting section 27 is with the fit form of movement pulling buckle suitable for above-mentioned all embodiments in the present embodiment.
Embodiment 12
The present embodiment and embodiment five are to embodiment 11 the difference is that third limiting section 26 and movement pulling buckle
Fit form is different, and as closed shown in Figure 12 a and 12b, the fixed section 21 in the present embodiment on the 4th elastic slice 7 is located at elastic sheet body 23
Middle position, third limiting section 26 is the tab to turn forward close to movement pulling buckle, and movement pulling buckle is equipped with the of protrusion
The position of three holding sections 36, third holding section 36 and the 4th limiting section 27 movement pulling buckle width direction be staggered (i.e. perpendicular to
The direction of paper where Figure 12 a), it avoids interference with.Previous stage acts pulling buckle backward in motion process, third holding section 36 and the
The effect of three limiting sections 26, rotates third limiting section 26 around fixed section 21, to make 27 departure motion pulling buckle of the 4th limiting section, solves
Open the independent interlocking of adjacent two level wiper pulling buckle.Third limiting section 26 and the fit form of movement pulling buckle are suitable in the present embodiment
In above-mentioned all embodiments.
Embodiment 13
The present embodiment and previous embodiment the difference is that, the setting position of elastic slice is different.Embodiment one is to implementation
In example four, the second elastic slice 5 may also be arranged on the two sides of movement pulling buckle, and position and the first elastic slice 2 are staggered, and quantity can be two
Or more；Similarly, the first elastic slice 2 may also be arranged on the lower section of movement pulling buckle, and position and the second elastic slice 5 are staggered.Similarly,
For embodiment five into embodiment 12, the 4th elastic slice 7 may also be arranged on the two sides of movement pulling buckle, and certain third elastic slice 6 can also be set
It sets in the lower section of movement pulling buckle.
The first limiting section 24 in above-mentioned 13 embodiments, the second limiting section 25, third limiting section the 26, the 4th in practice
Limiting section 27, the first holding section 34, the second holding section 35, third holding section 36 and the specific structure of the 4th holding section 37 can roots
According to any combination is needed, it is subject to and is able to achieve function.
Embodiment 14
When needing using multi-level control structure any in above-mentioned 13 embodiments, which is assembled
In the device for needing Multistage Control.The present embodiment is preferably with the multi-level control structure use in embodiment one in pH operating capsule
It is illustrated in handle.
The present embodiment is substantially as shown in figures 13a andb: a kind of pH operating capsule handle, including shell 100, handle head
200 and multi-level control structure.Shell 100 is docked by left shell and right shell body, and the length direction along shell 100 is equipped with sky
Chamber, multi-level control structure are set in the cavity.Handle head 200 is connected to the front end of shell 100, and handle head 200 is also sky
Cavity configuration is equipped with the sealing shroud 202 of silicon rubber between handle head 200 and shell 100.The side wall of handle head 200 is equipped with
The front end of the aspirating hole 201 being connected to the cavity of handle head 200, handle head 200 is equipped with release mounting hole 203.Each
Movement pulling buckle is equipped with a rope yarn 204, in order to facilitate observation of, I grades is only shown in Figure 13 a and 13b and II grades of movement pulling buckles connect
It is connected to rope yarn 204, the preferred medical steel wire of rope yarn 204 in the present embodiment.One end of the rope yarn is connected with corresponding movement pulling buckle, rope
The other end of line is drawn from the release mounting hole 203 of 200 front end of handle head.
The top of shell 100 offers sliding slot, and sliding slot is made of five sub- sliding slots 101, between two neighboring sub- sliding slot 101
Equipped with limited block 102, sub- sliding slot 101 is both passed through at the top of five movement pulling buckles and is located at outside shell 100；The side of sub- sliding slot 101
Wall is equipped with slideway, and movement pulling buckle is equipped with the traveller cooperated with slideway, and five movement pulling buckles are stuck in sub- sliding slot 101 by traveller
Slideway on and can the forward and backward sliding in sub- sliding slot 101.Fixed section 21 on first elastic slice 2 and the second elastic slice 5 is embedded in shell
In 100 and affixed with shell 100, the one end of the first elastic slice 2 and the second elastic slice 5 far from fixed section 21 is free end.
When original state, as shown in figures 13a andb, five movement pulling buckles are respectively positioned on the front end of sub- sliding slot 101, I grades of movements
The first limiting section 24 on the first holding section 34 and the first elastic slice 2 in pulling buckle does fasten and coordinate, is reached with this in no external force
In the case of the I grades of movement pulling buckle will not act, realize it is self-locking.The 4th limiting section 27 on first elastic slice 2 is moved with II grades simultaneously
The rear surface 44 for making pulling buckle offsets, so that II grades of movement pulling buckles can not act when I grades of movement pulling buckles are failure to actuate, forms I grades
With the independent interlocking of II movement pulling buckle.The first limiting section on the first holding section 34 and the second elastic slice 5 in II grades of movement pulling buckles
24 offset, and reaching the II grades of movement pulling buckle in the absence of external forces with this will not act, and realize self-locking.Second elastic slice simultaneously
The rear surface of the 4th limiting section 27 and III level movement pulling buckle on 5 offsets, so that when II grades of movement pulling buckles are failure to actuate, III
Grade movement pulling buckle can not act, and form the independent interlocking of II grades and III movement pulling buckles.The rest may be inferred, III grades and IV grades movements
Pulling buckle and 2 connection relationship of the first elastic slice, IV grades and V grades of movement pulling buckles and 5 connection relationship of the second elastic slice are same as described above, herein not
It repeats again.
Working principle is as follows:
Capsule is mounted on release and (is not marked in figure) first, then connects release and release mounting hole 203
It connects, the rope yarn 204 of I grades of movement pulling buckles is equipped with titanium alloy clip (not marking in figure), which is located in capsule.
Rope yarn 204 in II grades of movement pulling buckles and III level movement pulling buckle is connect with release.
Release is sent into human body esophagus by the operation handle, in conjunction with Figure 13 c and Figure 13 d it is found that pulling I then to after
Slide it in sub- sliding slot 101 at the top of grade movement pulling buckle, until offseting with limited block 102.I grades of movement pulling buckle motion processes
In, the first holding section 34 in I grades of movement pulling buckles is separated with the first limiting section 24 on the first elastic slice 2, and the two of I grades of movement pulling buckles
The third limiting section 26 on two the first elastic slices 2 is withstood in a side 32, makes two the first elastic slice 2 deformations and opens to both sides.Two
After a first elastic slice 2 opens, the 4th limiting section 27 on the first elastic slice 2 is detached from the rear surface 44 of II grades of movement pulling buckles, makes II grades
Movement pulling buckle is no longer limited by the first elastic slice 2, and the interlocking of I grades and II grades movement pulling buckles is unlocked.I grades of movements are completed at this time to draw
Whole movements of button, after the completion of movement, the front surface 31 of I grades of movement pulling buckles is limited by the second limiting section 25 on the first elastic slice 2
Firmly, I grades of movement pulling buckles is made not travel forward and rebound.
Acting at I grades drives the rope yarn being connected in I grades of movement pulling buckles to move backward while pulling buckle moves backward, and leads to
It crosses the rope yarn and moves backward the titanium alloy clip for making to be connected on rope yarn and be clamped in esophagus on mucous membrane tissue, so that capsule be consolidated
It is scheduled on human body esophagus.
After acting due to I grades of movement pulling buckles, the I grades of interlockings that pulling buckle is acted with II grades, II grades and III level, III have only been unlocked
Grade is not unlocked with IV grades, the IV grades of interlockings for acting pulling buckle with V grades, therefore after I grades of movement pulling buckle movements, is only capable of II grades of drawings of movement
Button.Pulling backward slides it in sub- sliding slot 101 at the top of II grades of movement pulling buckles, until offseting with limited block 102.II grades dynamic
Make in pulling buckle motion process, in conjunction with Figure 13 e and Figure 13 f it is found that under the effect of external force, first in II grades of movement pulling buckles engages
Portion 34 is detached from the limitation of the first limiting section 24 on the second elastic slice 5, and the bottom surface 42 of II grades of movement pulling buckles is withstood on second elastic slice 5
Third limiting section 26, make the second elastic slice 5 deform and step down downwards.The 4th limiting section 27 after resigning, on second elastic slice 5
Be detached from III level movement pulling buckle rear surface, make III level movement pulling buckle no longer limited by second elastic slice 5, unlock II grade with
The interlocking of III level movement pulling buckle.The whole movements for completing II grades of movement pulling buckles at this time, after the completion of movement, II grades act pulling buckle
Front surface 41 is limited by the second limiting section 25 of second elastic slice 5, and II grades of movement pulling buckles is made not travel forward and rebound.
Acting at II grades drives the rope yarn being connected in II grades of movement pulling buckles to move backward while pulling buckle moves backward, from
And it is detached from the rope yarn of I grades of movement pulling buckles and titanium alloy clip, at this point, pulling III level movement pulling buckle backward again, pass through pulling
Capsule is detached from by the rope yarn in III grades of movement pulling buckles from release, eats release from human body finally by the operation handle
It is pulled out in road, completes whole operation.The action process that III level acts pulling buckle is same as described above, and details are not described herein.
IV grades and V grades of movement pulling buckles are redundant digit at present, are designed to adapt to the structure of different capsules.For example it needs successively
When pulling I grades backward could be fixed on capsule on human body esophagus to III level movement pulling buckle, corresponding IV grades of movement pulling buckle and V
Rope yarn 204 in grade movement pulling buckle is connect with release.
Embodiment 15
When pH operating capsule handle uses the multi-level control structure of embodiment five, six, eight to 12, due to the first limit
Front and rear direction when portion 24 and the second limiting section 25 can be in initial position and final position to movement pulling buckle limits
Position, therefore limited block 102 can be not provided on shell 100.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those skilled in the art,
Without departing from the inventive concept of the premise, several modifications and improvements can also be made, these also should be considered as guarantor of the invention
Range is protected, these all will not influence the effect and patent practicability that the present invention is implemented.The present invention omits the technology of description, shape
Shape, construction portion are well-known technique.
Claims (26)
1. a kind of multi-level control structure, including N number of movement pulling buckle, N number of movement pulling buckle is followed successively by I grades of movements from front to back and draws
N grades of movement pulling buckles of button ..., the positive integer that N is >=2；Each movement pulling buckle has initial position and final position, and can be at it
It is moved between initial position and final position；It is characterized by: the control structure further includes limiting device, limiting device is equipped with
The 4th limiting section that several initial positions for acting pulling buckle to II grades to N grades respectively are individually limited；It is also set on limiting device
There are several third limiting sections, previous stage movement pulling buckle is interacted with third limiting section backward and unlocks the 4th limit in motion process
Limit of the position portion to next stage movement pulling buckle, to unlock the independent interlocking of adjacent two level wiper pulling buckle.
2. multi-level control structure according to claim 1, it is characterised in that: be additionally provided on the limiting device several to N number of
The first limiting section that the initial position of movement pulling buckle is limited again, when pulling movement pulling buckle, movement pulling buckle can be in the first limit
It is slided in portion position.
3. multi-level control structure according to claim 2, it is characterised in that: be additionally provided on the limiting device several to N number of
The second limiting section that the final position of movement pulling buckle is limited.
4. multi-level control structure according to claim 3, it is characterised in that: the limiting device includes several elastic slices,
The elastic slice includes elastic sheet body and fixed section, and first to fourth limiting section is located in elastic sheet body or is set to two phases
Between adjacent elastic slice.
5. multi-level control structure according to claim 4, it is characterised in that: the elastic slice is made of several bullet pieces,
Each bullet on piece is equipped with the fixed section, and third limiting section and the 4th limiting section are located at the same bullet on piece.
6. multi-level control structure according to claim 4 or 5, it is characterised in that: it is one group that every two, which acts pulling buckle, respectively
To act pulling buckle positioned at the first of front end and acting pulling buckle positioned at the second of rear end, so that the first movement pulling buckle and second is moved
It is arranged alternately as pulling buckle；When N is odd number, the last one movement pulling buckle is individually for one group；
The moving region of every group of movement pulling buckle is provided at least one described elastic slice, is the first elastic slice；Second movement of previous group
The moving region of first movement pulling buckle of pulling buckle and later group is also equipped at least one described elastic slice, is the second elastic slice；First
The third limiting section and the 4th limiting section are equipped on elastic slice and the second elastic slice；
The 4th limiting section on first elastic slice limits the second movement pulling buckle, and the 4th limiting section on the second elastic slice is to first
Movement pulling buckle is limited；
When first movement pulling buckle acts backward, the third limiting section on the first elastic slice can make with the first movement pulling buckle effect
4th limiting section is moved to the direction far from rear stage movement pulling buckle, to unlock the 4th limiting section on first elastic slice to rear
The limit of level-one movement pulling buckle；
When second movement pulling buckle acts backward, the third limiting section on the second elastic slice can make with the second movement pulling buckle effect
4th limiting section is moved to the direction far from rear stage movement pulling buckle, to unlock the 4th limiting section on second elastic slice to rear
The limit of level-one movement pulling buckle.
7. multi-level control structure according to claim 6, it is characterised in that: be all provided on first elastic slice and the second elastic slice
There is first limiting section, the first limiting section is located at the front end of the third limiting section, is equipped in the first movement pulling buckle
With the first holding section of the first limiting section cooperation on first elastic slice, it also is provided with and described the in the second movement pulling buckle
First holding section of the first limiting section cooperation on two elastic slices.
8. multi-level control structure according to claim 7, it is characterised in that: be all provided on first elastic slice and the second elastic slice
There is second limiting section, the second limiting section is between first limiting section and third limiting section；The movement pulling buckle fortune
When moving to final position, the second limiting section on the first elastic slice limits the final position of the first movement pulling buckle, the second bullet
Second limiting section of on piece limits the final position of the second movement pulling buckle.
9. multi-level control structure according to claim 8, it is characterised in that: first to fourth limiting section is prominent
It rises.
10. multi-level control structure according to claim 8, it is characterised in that: first limiting section, the second limiting section and
Third limiting section is protrusion, and the 4th limiting section is tab.
11. multi-level control structure according to claim 8, it is characterised in that: first limiting section and third limiting section
For protrusion, the 4th limiting section is tab；Second limiting section includes the tab hinged with the elastic sheet body, the rear surface of the tab
Pressure spring is connected between elastic sheet body.
12. the multi-level control structure according to any one of claim 8~11, it is characterised in that: first movement is drawn
The first holding section buckled is the groove being located in the first movement pulling buckle；The first holding section in the second movement pulling buckle is to set
On the inclined-plane of the second movement pulling buckle rear end.
13. multi-level control structure according to claim 8, it is characterised in that: second limiting section and the first limiting section
Be integrated as the same protrusion, the front-end and back-end of the protrusion respectively the initial position to movement pulling buckle and final position into
Row limit, first holding section are the inclined-plane or seamed edge for being located at movement pulling buckle rear end.
14. multi-level control structure according to claim 4 or 5, it is characterised in that: in the movement of two neighboring movement pulling buckle
Region is respectively arranged at least one described elastic slice, is the 4th elastic slice；The third limiting section and the 4th limiting section are located at the 4th
On elastic slice；The initial position that the 4th limiting section on 4th elastic slice acts pulling buckle to II grades to N grades limits；When one of them
When acting backward, the third limiting section on the 4th elastic slice can act on movement pulling buckle with the movement pulling buckle, make the 4th limiting section to
Direction far from the movement pulling buckle moves, to unlock the 4th limiting section on the 4th elastic slice to the limit of rear stage movement pulling buckle
Position.
15. multi-level control structure according to claim 14, it is characterised in that: in the motor area of N number of movement pulling buckle
Domain is also equipped at least one described elastic slice, is third elastic slice；First limiting section and the second limiting section are located at third elastic slice
It above or is set between two neighboring bullet piece head and the tail, is equipped in N number of movement pulling buckle and the first limiting section and second limits
One the second holding section of position portion cooperation.
16. multi-level control structure according to claim 15, it is characterised in that: first to fourth limiting section is to set
It is protruded on third elastic slice and to movement pulling buckle direction raised；Second holding section is to limit with the first limiting section and second
The engaging slot of portion's cooperation；When initial position, which engages with the first limiting section, when final position, the engaging slot and second
Limiting section engaging.
17. multi-level control structure according to claim 15, it is characterised in that: the third elastic slice is by N or 2N son
Elastic slice composition；First limiting section and the second limiting section are located at bullet on piece and the tab to protrude to movement pulling buckle direction；
Second holding section is the engaging slot cooperated with the first limiting section and the second limiting section；When initial position, the engaging slot and
The engaging of one limiting section, when final position, which engages with the second limiting section.
18. multi-level control structure according to claim 15, it is characterised in that: first limiting section and the second limiting section
It is the groove being recessed to separate movement pulling buckle direction being located on third elastic slice；Second holding section is and the first limiting section
With the protrusion of the second limiting section cooperation；When initial position, which engages with the first limiting section, when final position, the protrusion with
The engaging of second limiting section.
19. multi-level control structure according to claim 15, it is characterised in that: the third elastic slice is by N+1 or 2N+1
A sub- elastic slice composition；First limiting section and/or the second limiting section, for be located at bullet on piece to far from movement pulling buckle direction
The groove of recess is the notch between two neighboring bullet piece head and the tail；Second holding section be with the groove and/
Or the protrusion of notch cooperation；When initial position, which engages with the first limiting section, when final position, the protrusion and second
Limiting section engaging.
20. multi-level control structure according to claim 14, it is characterised in that: in the motor area of N number of movement pulling buckle
Domain is also equipped at least one described elastic slice, is third elastic slice；First to fourth limiting section is to be located on third elastic slice
And it is protruded to movement pulling buckle direction raised；When initial position, pulling buckle is acted between the first limiting section and the second limiting section,
It is limited by two protrusions；When final position, pulling buckle is acted between latter adjacent the second limiting section and the first limiting section, by
The limit of latter two protrusion.
21. multi-level control structure according to claim 14, it is characterised in that: in the motor area of N number of movement pulling buckle
Domain is also equipped at least one described elastic slice, is third elastic slice；The third elastic slice is made of N number of bullet piece；Each bullet on piece
It is equipped with first limiting section and the second limiting section, the first limiting section and the second limiting section are integrated and are to movement pulling buckle
The same protrusion of direction protrusion, the front-end and back-end of the protrusion respectively carry out the initial position and final position of movement pulling buckle
Limit.
22. the multi-level control structure according to claim 6 or 14, it is characterised in that: the 4th limiting section is to be located at the
Protrusion on two elastic slices or the 4th elastic slice the protrusion and acts the rear end of pulling buckle and offsets when initial position；Or in movement pulling buckle
Equipped with the groove with the protrusions match, the protrusion engages with the groove when initial position.
23. the multi-level control structure according to claim 6 or 14, it is characterised in that: the third limiting section is located at second
On elastic slice or the 4th elastic slice and for close to the tab of movement pulling buckle to turn forward, movement pulling buckle is equipped with the third engaging of protrusion
Portion；When previous movement pulling buckle acts backward, third holding section can be acted on third limiting section, make the 4th limiting section to separate
The direction of the movement pulling buckle moves, to unlock limit of the 4th limiting section to rear stage movement pulling buckle.
24. a kind of pH operating capsule handle, including shell, which is characterized in that be equipped in the shell any in claim 1~23
Multi-level control structure described in, N number of movement pulling buckle can be slided along the length direction of the shell.
25. pH operating capsule handle according to claim 24, it is characterised in that: the shell is equipped with sliding slot, the N
Sliding slot is both passed through at the top of a movement pulling buckle and is located at outside shell, and N number of movement pulling buckle is slidably connected with the sliding slot.
26. pH operating capsule handle according to claim 25, it is characterised in that: the sliding slot is made of N number of sub- sliding slot,
Limited block is equipped between two adjacent sub- sliding slots.
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| CN201910004450.0A CN109529179B (en) | 2019-01-03 | 2019-01-03 | Multistage control structure and pH capsule operating handle using same |
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| CN201910004450.0A CN109529179B (en) | 2019-01-03 | 2019-01-03 | Multistage control structure and pH capsule operating handle using same |
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| CN109529179B CN109529179B (en) | 2022-05-17 |
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| CN209865003U (en) * | 2019-01-03 | 2019-12-31 | 重庆金山医疗器械有限公司 | Multistage control structure and pH capsule operating handle |
| CN112610185A (en) * | 2020-12-16 | 2021-04-06 | 中国石油大学(华东) | Underground multi-stage flow control system, method and application |
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| CN112610185A (en) * | 2020-12-16 | 2021-04-06 | 中国石油大学(华东) | Underground multi-stage flow control system, method and application |
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| CN109529179B (en) | 2022-05-17 |
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