CN107049535A - Micro screw fastening handle - Google Patents
Micro screw fastening handle Download PDFInfo
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- CN107049535A CN107049535A CN201710356580.1A CN201710356580A CN107049535A CN 107049535 A CN107049535 A CN 107049535A CN 201710356580 A CN201710356580 A CN 201710356580A CN 107049535 A CN107049535 A CN 107049535A
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- Prior art keywords
- latch
- keycap
- micro screw
- button
- gear
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0089—Implanting tools or instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0093—Features of implants not otherwise provided for
- A61C8/0096—Implants for use in orthodontic treatment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
- F16H37/124—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types for interconverting rotary motion and reciprocating motion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C2204/00—Features not otherwise provided for
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- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Prostheses (AREA)
Abstract
The present invention relates to medical instruments field, a kind of micro screw fastening handle is disclosed, for fastening micro screw, including：Button is provided with neck, neck, button includes keycap and the spring for supporting keycap；Head, head is formed with the groove for being put into micro screw；Latch is provided with the inwall of groove；Transmission component, is arranged at the inside of neck, for connecting keycap and latch；When pressing keycap, spring-compressed, keycap drives radial motion of the latch along head by transmission component；When decontroling keycap, spring recovers deformation, and keycap drives footpath of the latch along head to yearn for opposite direction and moved by transmission component.The micro screw fastening handle can prevent micro screw from dropping.
Description
Technical field
The present invention relates to medical instruments field, more particularly to a kind of micro screw fastening handle.
Background technology
Micro screw is a kind of planting body commonly used in orthodontic field.As a kind of temporary device, in patient mouthful
The ad-hoc location of intracavitary is implanted into micro screw with operation method, and specific anchorage can be provided for orthodontic treatment, and auxiliary is completed just
Abnormal treatment.
In 1997, Kanomi proposed the micro screw dedicated for orthodontic treatment.Second Year, Costa etc., which is devised, to be had
The drive screw of bracket sample micro screw simultaneously starts clinically to apply.Hereafter, the micro screw of various different designs and details starts greatly
Amount occurs, and has promoted the development of clinical practice.
People usually utilize micro screw fastening handle, and micro screw is rotated and is fixed on the gum of patient.Fixing it
Before, it is necessary first to micro screw is arranged on to the head of micro screw fastening handle.
In Application No. CN200320124802.0 Chinese utility model patent, a kind of typical micro screw is disclosed
Structure, through hole is provided with the head of this kind of micro screw.This through hole is except can be used for through in addition to fixed arch wire, also
It can be used as the slot on micro screw fastening handle.
Referring to shown in Fig. 1, Fig. 2 and Fig. 3, existing micro screw fastening handle includes handle body 7, neck 1 and head 2, neck 1
Be connected on handle body 7, head 2 is connected on neck 1, be formed with the groove for being put into micro screw on head 2, groove it is interior
Latch 3 is provided with wall, latch 3 is fixed by elastic component, with certain stroke.When through hole as slot in use, micro- spiral shell
Nail fill in groove, dependent on the stroke produced by elastic component by latch 3 to insertion slot in.
But, in order to ensure that micro screw can successfully fill in groove, the stroke of latch 3 can not set very long.And
During micro screw rotates, while being acted on by the strength of gum and micro screw fastening handle, the stroke of latch 3 will be too short to be difficult to
Enough fixed effects are provided.Therefore existing micro screw fastening handle easily skids during micro screw is fastened, and causes
Micro screw drops.
Again because in order to ensure gnotobasis, micro screw is usually disposable product and expensive, therefore, micro-
The loss brought of dropping of screw is very huge.
The content of the invention
It is an object of the invention to provide a kind of micro screw fastening handle, the micro screw fastening handle can prevent micro screw
Drop.
In order to solve the above-mentioned technical problem, the invention provides a kind of micro screw fastening handle, for fastening micro screw, bag
Include：
Button is provided with neck, neck, button includes keycap and the spring for supporting keycap；
Head, head is formed with the groove for being put into micro screw；Latch is provided with the inwall of groove；
Transmission component, is arranged at the inside of neck, for connecting keycap and latch；
When pressing keycap, spring-compressed, keycap drives radial motion of the latch along head by transmission component；
When decontroling keycap, spring recovers deformation, and keycap drives footpath of the latch along head to yearn for conversely by transmission component
Move in direction.
In terms of existing technologies, the present invention controls the motion of latch by using button so that the stroke of latch
It is unrelated with the action that micro screw fills in groove, and being capable of and quantitatively control latch accurate according to the structure design of transmission component
Stroke, and then latch is inserted in slot deeper into ground, improve the fixed effect of micro screw, it is therefore prevented that micro screw
Drop.
Preferably, transmission component includes：
Drive link, the two ends of drive link connect button and the latch with button homonymy respectively；
When pressing keycap, spring-compressed, keycap drives radial motion of the latch along head by drive link, makes latch with setting
The slot being placed on micro screw is mutually plugged together；
When decontroling keycap, spring recovers deformation, and keycap drives radial motion of the latch along head by transmission component, makes to insert
The slot sold and be arranged on micro screw is separated from each other.
Latch is driven to move using drive link, with advantage simple in construction, highly reliable.
Or, preferably, transmission component includes：
Drive link, the two ends of drive link connect button and the latch with button opposite side respectively；
When pressing keycap, spring-compressed, keycap drives radial motion of the latch along head by drive link, makes latch with setting
The slot being placed on micro screw is separated from each other；
When decontroling keycap, spring recovers deformation, and keycap drives radial motion of the latch along head by transmission component, makes to insert
The slot sold and be arranged on micro screw is mutually plugged together.
When drive link connect be the latch of opposite side when, pressing keycap can be so that latch and be arranged on micro screw
Slot is separated from each other, and latch is located at the state that the slot with being arranged on micro screw is mutually plugged together in the case that this causes acquiescence,
So that doctor need not constantly press ＆ hold during micro screw fastening handle is used, it is more laborsaving.
Preferably, button, drive link and latch are all respectively two, and button and latch pass through transmission group correspondingly
Part is connected；
Wherein, two buttons are located at both sides relative on neck respectively, and two latches are also located at this both sides respectively.Work as both sides
It is both provided with latch and during all by by key control, the latch of both sides can be caused all to possess enough strokes, fixed effect is improved.
In addition, preferably, latch has two, two latches are located at both sides relative on neck respectively, it is respectively left side
Set with teeth on latch and right side latch, latch；
Transmission component includes：
Actuator；
Central gear, is connected with keycap by actuator；
Left Drive gear, is connected with central gear co-rotating transmission；
Right travelling gear, is connected with central gear reverse drive；
Left side latch is engaged with Left Drive gear, and right side latch is engaged with right travelling gear；
When pressing keycap, spring-compressed, actuator rotates central gear；Central gear drives Left Drive gear and right biography
Moving gear rotates, and makes radial motion of the latch along head；
When decontroling keycap, spring recovers deformation, and actuator reversely rotates central gear；Central gear drives Left Drive tooth
Wheel and right travelling gear are rotated, and the direction for making footpath yearning of the latch along head opposite is moved.
When by the use of drive link as transmission component, the drive link of elongated shape may cause one because of the selection of material
Fixed stress and deformation.And compared to using for drive link, there is more preferable stability and reliability using gear structure.
Further, preferably, actuator is rack, one end of rack is connected with the keycap of button；
The tooth of centre tooth wheel and rack is meshed；
When pressing keycap, spring-compressed, keycap is moved with carry-over bar along the length direction of rack, and drives central gear to revolve
Turn；
When decontroling keycap, spring recovers deformation, and keycap is moved with carry-over bar along the length direction of rack, and drives centre tooth
Wheel is reversely rotated.
Central gear is engaged using rack, the stroke of the keycap of button can be converted into the formation of latch.Moreover,
The stroke size of latch can carry out quantitative control by adjusting gear ratio.
In addition, using gear structure, one piece of button can be made while the latch available for control both sides is close to each other or remote
From motion, also more facilitate for drive link.
Further, preferably, button and left side latch homonymy；
When pressing keycap, left side latch is located remotely from each other motion with right side latch；
When decontroling keycap, left side latch and the motion close to each other of right side latch.
When button is pressed, the latch of both sides is located remotely from each other, and when button is decontroled, the latch of both sides is close to each other.This will
So that doctor is not put while micro screw fastening handle is rotated without sustained hold button, thus the facility of the operation improved
Property.
Further, preferably, Left Drive gear and right travelling gear all pass through belt, chain with central gear respectively
Or gear train drive connection.
Further, preferably, transmission component also includes left connection belt wheel and right connection belt wheel；
Wherein, Left Drive gear connects left connection belt wheel by belt, and left connection belt wheel connects central gear by belt；
Right travelling gear connects central gear by the right connection belt wheel of belt Opposite direction connection, right connection belt wheel by belt.
When being provided with left connection belt wheel and right connection belt wheel, more stable stroke, Er Qieke can be provided by belt
With more easily to provide left and right latch counter motion.
In addition, preferably, actuator is motor, motor is used to drive central gear to rotate；
Button is the switch of motor.It is very laborsaving and with good reliability by the motion of motor control latch.
Brief description of the drawings
Fig. 1 is the micro screw fastening handle of background of invention on head and the enlarged diagram of neck portion；
Fig. 2 is the overall schematic of the micro screw fastening handle of background of invention；
Fig. 3 is the micro screw fastening handle of background of invention from the schematic top plan view in the place direction on head；
Fig. 4 is first embodiment of the invention micro screw fastening handle on head and the enlarged diagram of neck portion；
Fig. 5 is second embodiment of the invention micro screw fastening handle on head and the enlarged diagram of neck portion；
When Fig. 6 is that the two ends of third embodiment of the invention drive link connect button and latch with button homonymy respectively,
Micro screw fastening handle is on head and the enlarged diagram of neck portion；
Fig. 7 is that the two ends of third embodiment of the invention drive link connect button and the latch with button opposite side respectively
When, micro screw fastening handle is on head and the enlarged diagram of neck portion；
Fig. 8 is four embodiment of the invention micro screw fastening handle on head and the enlarged diagram of neck portion；
Fig. 9 is the left connection belt wheel of fifth embodiment of the invention and a kind of when being in position of right connection belt wheel, micro screw
Fastening handle is on head and the enlarged diagram of neck portion；
Figure 10 is the left connection belt wheel of fifth embodiment of the invention and when being in another position of right connection belt wheel, micro- spiral shell
Fastening handle is followed closely on head and the enlarged diagram of neck portion；
Figure 11 is sixth embodiment of the invention micro screw fastening handle on head and the enlarged diagram of neck portion.
Description of reference numerals：
1- necks；2- heads；3- latches；4- buttons；41- springs；42- keycaps；5- drive links；61- central gears；62-
Left Drive gear；The right travelling gears of 63-；64- racks；The left connection belt wheels of 65-；The right connection belt wheels of 66-；67- motors；7- handle bodies.
Embodiment
Embodiment one
The first embodiment of the present invention provides a kind of micro screw fastening handle, for fastening micro screw, referring to Fig. 4 institutes
Show, including：
Button 4 is provided with neck 1, neck 1, button 4 includes keycap 42 and the spring 41 for supporting keycap 42；
Head 2, head 2 is formed with the groove for being put into micro screw；Latch 3 is provided with the inwall of groove；
Transmission component, is arranged at the inside of neck 1, for connecting keycap 42 and latch 3；
When pressing keycap 42, spring 41 compresses, and keycap 42 drives radial motion of the latch 3 along head 2 by transmission component；
When decontroling keycap 42, spring 41 recovers deformation, and keycap 42 drives radial direction of the latch 3 along head 2 by transmission component
Moved toward opposite direction.
Wherein, the shape of groove can match with the shape on micro screw head, to cause micro screw fastening handle to have
More preferable fastening effect.
Specifically, in the present embodiment, transmission component includes：
Drive link 5, the two ends of drive link 5 connect button 4 and the latch 3 with the homonymy of button 4 respectively；
When pressing keycap 42, spring 41 compresses, and keycap 42 drives radial motion of the latch 3 along head 2 by drive link 5,
Slot of the latch 3 with being arranged on micro screw is set mutually to plug together；
When decontroling keycap 42, spring 41 recovers deformation, and keycap 42 drives radial direction of the latch 3 along head 2 by transmission component
Motion, is separated from each other slot of the latch 3 with being arranged on micro screw.
Latch 3 is driven to move using drive link 5, with advantage simple in construction, highly reliable.
In use, the head 2 of micro screw is loaded in groove, press ＆ hold and 4 do not put, then the insertion micro screw of latch 3 head
On slot, micro screw fastening handle is tightly pinned micro screw.Micro screw fastening handle is rotated, micro screw is fixed on trouble
After given position on person's gum, button 4 is decontroled, then latch 3 is separated from each other with slot, you can remove micro screw fastening hand
Handle.
In terms of existing technologies, the present invention controls the motion of latch 3 by using button 4 so that the row of latch 3
Journey is unrelated with the action that micro screw fills in groove, and can be accurate according to the structure design of transmission component and quantitatively controls latch
3 stroke, and then latch 3 is inserted in slot deeper into ground, improve the fixed effect of micro screw, it is therefore prevented that micro- spiral shell
That follows closely drops.
In addition it is noted that the micro screw fastening handle that present embodiment is provided, its neck 1 can be such as existing skill
Shown in Fig. 2 of art, it is connected with the part of handle body 7, feel is preferably gripped to obtain.It is of course also possible to by neck 1 and handle body
7 are integrally formed, so that the structure of micro screw fastening handle is simplified.And those of ordinary skill in the art can manage
Solution, in the present embodiment, based on the button 4 set on neck 1, based on each parts such as spring set within neck
41 and transmission component etc., can also equally be arranged on handle body 7 or positioned at the inside of handle body 7.The presence or absence of handle body 7,
Degree of participation can't all be affected greatly to the actual effect of the present invention, therefore protection scope of the present invention not caused
Limit.
Embodiment two
Second embodiment of the present invention provides a kind of micro screw fastening handle, second embodiment and the first embodiment party
Formula is different, is in place of main difference, and in the first embodiment of the present invention, the two ends of drive link 5 are connected respectively presses
Key 4 and the latch 3 with the homonymy of button 4；And in second embodiment of the present invention, shown in Figure 5, the two ends of drive link 5
Button 4 and the latch 3 with the opposite side of button 4 are connected respectively.
Specifically, in the present embodiment, transmission component includes：
Drive link 5, the two ends of drive link 5 connect button 4 and the latch 3 with the opposite side of button 4 respectively；
When pressing keycap 42, spring 41 compresses, and keycap 42 drives radial motion of the latch 3 along head 2 by drive link 5,
It is separated from each other slot of the latch 3 with being arranged on micro screw；
When decontroling keycap 42, spring 41 recovers deformation, and keycap 42 drives radial direction of the latch 3 along head 2 by transmission component
Motion, makes slot of the latch 3 with being arranged on micro screw mutually plug together.
4 do not put in use, pressing ＆ hold, then latch 3 is separated from each other with slot.The head 2 of micro screw is loaded in groove,
Button 4 is unclamped, then the slot on the insertion micro screw of latch 3 head, makes micro screw fastening handle tightly pin micro screw.Rotation
Micro screw fastening handle, micro screw is fixed on after the given position on patient's gum, is pressed ＆ hold and 4 is not put, then latch 3 with
Slot is separated from each other, you can remove micro screw fastening handle.
When drive link 5 connect be the latch 3 of opposite side when, pressing keycap 42 can be so that latch 3 and be arranged at micro- spiral shell
The slot nailed on is separated from each other, and latch 3 is positioned at the slot phase interfix with being arranged on micro screw in the case that this causes non-stress
The state of conjunction so that doctor during micro screw fastening handle is used without constantly press ＆ hold 4, more save
Power.
Embodiment three
Third embodiment of the present invention provides a kind of micro screw fastening handle, and the 3rd embodiment is first, second
The further improvement of embodiment, is mainly theed improvement is that, in third embodiment of the present invention, referring to Fig. 6 or Fig. 7 institutes
Show, button 4, drive link 5 and latch 3 are all respectively two, and button 4 is connected by transmission component correspondingly with latch 3.
Wherein, two buttons 4 are located at both sides relative on neck 1 respectively, and two latches 3 are also located at this both sides respectively.When
When both sides are both provided with latch 3 and all controlled by button 4, the latch 3 of both sides can be caused all to possess enough strokes, improve solid
Determine effect.
It is noted that in the accompanying drawing 4,5 of the first second embodiment of the present invention, being set in the positive offside of latch 3
Bulge-structure is equipped with, this bulge-structure can be traditional resilient pin structure of the prior art.It is of course also possible to not set
Any bulge-structure is put, under technical scheme, only relying upon unilateral latch 3 also has very due to stroke enough
Good stability maintenance.But, done in the embodiment, latch 3 is all set in both sides, stress can be better ensured that
Equilibrium, improve micro screw fastening handle use feel.
Embodiment four
The 4th embodiment of the present invention provides a kind of micro screw fastening handle, the 4th embodiment with first, second,
3rd embodiment is all different, is in place of main difference, in first three embodiment of the present invention, transmission component bag
Drive link 5 is included, the action of button 4 is conducted using drive link 5；And, in the 4th embodiment of the present invention, transmission component is then
Transmission is realized by gear structure.
Specifically, in the present embodiment, shown in Figure 8, latch 3 has two, and two latches 3 are located at neck respectively
Relative both sides on 1, are respectively to set with teeth on left side latch 3 and right side latch 3, latch 3；
Transmission component includes：
Actuator；
Central gear 61, is connected with keycap 42 by actuator；
Left Drive gear 62, is connected with the co-rotating transmission of central gear 61；
Right travelling gear 63, is connected with the reverse drive of central gear 61；
Left side latch 3 is engaged with Left Drive gear 62, and right side latch 3 is engaged with right travelling gear 63；
When pressing keycap 42, spring 41 compresses, and actuator rotates central gear 61；Central gear 61 drives Left Drive tooth
Wheel 62 and right travelling gear 63 rotate, and make radial motion of the latch 3 along head 2；
When decontroling keycap 42, spring 41 recovers deformation, and actuator reversely rotates central gear 61；Central gear 61 drives
Left Drive gear 62 and right travelling gear 63 rotate, and footpath of the latch 3 along head 2 is yearned for and foregoing direction in opposite direction
Motion.
In the present embodiment, actuator is rack 64, and one end of rack 64 is connected with the keycap 42 of button 4；
Central gear 61 is meshed with the tooth of rack 64；
When pressing keycap 42, spring 41 is compressed, and length direction of the keycap 42 with carry-over bar 64 along rack 64 is moved, and is driven
Central gear 61 rotates；
When decontroling keycap 42, spring 41 recovers deformation, and length direction of the keycap 42 with carry-over bar 64 along rack 64 is moved, and
Central gear 61 is driven to reversely rotate.
Central gear 61 is engaged using rack 64, the stroke of the keycap 42 of button 4 can be converted into the shape of latch 3
Into.Moreover, the stroke size of latch 3 can carry out quantitative control by adjusting gear ratio.
In addition, using gear structure, one piece of button 4 can be made and meanwhile the latch 3 available for control both sides it is close to each other or
Away from motion, also more facilitate for drive link 5.
Moreover, in the present embodiment, button 4 and the homonymy of left side latch 3；
When pressing keycap 42, left side latch 3 is located remotely from each other motion with right side latch 3；
When decontroling keycap 42, left side latch 3 and the motion close to each other of right side latch 3.
When button 4 is pressed, the latch 3 of both sides is located remotely from each other, and when button 4 is decontroled, the latch 3 of both sides is close to each other.
This will cause doctor while micro screw fastening handle is rotated, not put without sustained hold button 4, thus the operation improved
Convenience.
When by the use of drive link 5 as transmission component, the drive link 5 of elongated shape may cause because of the selection of material
Certain stress and deformation.And compared to using for drive link 5, there is more preferable stability and reliability using gear structure.
Embodiment five
The 5th embodiment of the present invention provides a kind of micro screw fastening handle, and the 5th embodiment is the 4th embodiment party
The further improvement of formula, is mainly theed improvement is that, in the 5th embodiment of the present invention, left referring to shown in Fig. 9, Figure 10
Travelling gear 62 and right travelling gear 63 can be connected with central gear 61 by belt, chain or gear train respectively.
Specifically, shown in Figure 10, transmission component also includes left connection belt wheel 65 and right connection belt wheel 66；
Wherein, Left Drive gear 62 connects left connection belt wheel 65 by belt, during left connection belt wheel 65 is connected by belt
Heart gear 61；
Right travelling gear 63 connects center by the right connection belt wheel 66 of belt Opposite direction connection, right connection belt wheel 66 by belt
Gear 61.
When being provided with left connection belt wheel 65 and right connection belt wheel 66, more stable stroke can be provided by belt, and
And the counter motion of left and right latch 3 can be more easily provided.
It is noted that in the present embodiment, it is left to connect belt wheel 65 and right connect band referring to shown in Fig. 9 and Figure 10
The position of wheel 66 can be adjusted as required by, can be certainly by the position for adjusting left connection belt wheel 65 and right connection belt wheel 66
The position and direction of belt are set by ground, more facilitate the in-built design of micro screw fastening handle.
Embodiment six
The 6th embodiment of the present invention provides a kind of micro screw fastening handle, the 6th embodiment with the above-mentioned 4th,
5th embodiment is different, is in place of main difference, and in the four, the 5th embodiments of the present invention, actuator is
Rack 64；And, shown in Figure 11 in the 6th embodiment of the present invention, actuator is motor 67, and motor 67 is used to drive
Central gear 61 is rotated；Button 4 is the switch of motor 67.
Control the motion of latch 3 by motor 67, it is very laborsaving and with good reliability.
It will be understood by those skilled in the art that in above-mentioned each embodiment, in order that reader is more preferably geographical
Solve the application and propose many ins and outs.But, even if without these ins and outs and based on the respective embodiments described above
Many variations and modification, each claim of the application technical scheme claimed can also be realized substantially.Therefore, in reality
In, can to above-mentioned embodiment, various changes can be made in the form and details, without departing from the present invention spirit and model
Enclose.
Claims (10)
1. a kind of micro screw fastening handle, for fastening micro screw, including：
Button (4) is provided with neck (1), the neck (1), the button (4) includes keycap (42) and described for supporting
The spring (41) of keycap (42)；
Head (2), the head (2) is formed with the groove for being put into micro screw；Latch is provided with the inwall of the groove
(3)；
Transmission component, is arranged at the inside of the neck (1), for connecting the keycap (42) and the latch (3)；
When pressing the keycap (42), spring (41) compression, the keycap (42) is driven described by the transmission component
Radial motion of the latch (3) along the head (2)；
When decontroling the keycap (42), the spring (41) recovers deformation, and the keycap (42) is driven by the transmission component
Yearn for opposite direction motion in footpath of the latch (3) along the head (2).
2. micro screw fastening handle according to claim 1, it is characterised in that：The transmission component includes：
Drive link (5), the two ends of the drive link (5) connect the button (4) and the latch with the button (4) homonymy respectively
(3)；
When pressing the keycap (42), spring (41) compression, the keycap (42) is driven described by the drive link (5)
Radial motion of the latch (3) along the head (2), makes the latch (3) and the slot phase interfix being arranged on the micro screw
Close；
When decontroling the keycap (42), the spring (41) recovers deformation, and the keycap (42) is driven by the transmission component
Radial motion of the latch (3) along the head (2), makes the latch (3) and the slot phase being arranged on the micro screw
Mutually separation.
3. micro screw fastening handle according to claim 1, it is characterised in that：The transmission component includes：
Drive link (5), the two ends of the drive link (5) connect the button (4) and slotting with the button (4) opposite side respectively
Sell (3)；
When pressing the keycap (42), spring (41) compression, the keycap (42) is driven described by the drive link (5)
Radial motion of the latch (3) along the head (2), makes slot of the latch (3) with being arranged on the micro screw mutually divide
From；
When decontroling the keycap (42), the spring (41) recovers deformation, and the keycap (42) is driven by the transmission component
Radial motion of the latch (3) along the head (2), makes the latch (3) and the slot phase being arranged on the micro screw
Mutually plug together.
4. the micro screw fastening handle according to Claims 2 or 3, it is characterised in that：The button (4), the drive link
(5) and the latch (3) is all respectively two, and the button (4) and the latch (3) pass through the transmission group correspondingly
Part is connected；
Wherein, described two buttons (4) are located at both sides relative on the neck (1) respectively, and described two latches (3) are also distinguished
Positioned at this both sides.
5. micro screw fastening handle according to claim 1, it is characterised in that：The latch (3) has two, described two
Latch (3) is located at both sides relative on the neck (1), respectively left side latch (3) and right side latch (3) respectively, described to insert
Set with teeth on pin (3)；
The transmission component includes：
Actuator；
Central gear (61), is connected with the keycap (42) by the actuator；
Left Drive gear (62), is connected with the central gear (61) co-rotating transmission；
Right travelling gear (63), is connected with the central gear (61) reverse drive；
The left side latch (3) is engaged with the Left Drive gear (62), the right side latch (3) and the right travelling gear
(63) engage；
When pressing the keycap (42), spring (41) compression, the actuator rotates the central gear (61)；It is described
Central gear (61) drives the Left Drive gear (62) and the right travelling gear (63) rotation, and makes the latch (3) edge
The radial motion of the head (2)；
When decontroling the keycap (42), the spring (41) recovers deformation, and the actuator makes the central gear (61) reversely
Rotation；The central gear (61) drives the Left Drive gear (62) and the right travelling gear (63) rotation, and makes described
Yearn for opposite direction motion in footpath of the latch (3) along the head (2).
6. micro screw fastening handle according to claim 5, it is characterised in that：The actuator is rack (64), described
One end of rack (64) is connected with the keycap (42) of the button (4)；
The central gear (61) is meshed with the tooth of the rack (64)；
When pressing the keycap (42), spring (41) compression, the keycap (42) drives the rack (64) along the tooth
The length direction motion of bar (64), and drive the central gear (61) to rotate；
When decontroling the keycap (42), the spring (41) recovers deformation, and the keycap (42) drives the rack (64) along institute
The length direction motion of rack (64) is stated, and drives the central gear (61) to reversely rotate.
7. micro screw fastening handle according to claim 6, it is characterised in that：The button (4) and the left side latch
(3) homonymy；
When pressing the keycap (42), the left side latch (3) is located remotely from each other motion with the right side latch (3)；
When decontroling the keycap (42), the left side latch (3) and right side latch (3) motion close to each other.
8. micro screw fastening handle according to claim 6, it is characterised in that：The Left Drive gear (62) and the right side
Travelling gear (63) is all connected with the central gear (61) by belt, chain or gear train respectively.
9. micro screw fastening handle according to claim 8, it is characterised in that：The transmission component also includes left connect band
Take turns (65) and right connection belt wheel (66)；
Wherein, the Left Drive gear (62) connects the left connection belt wheel (65), the left connection belt wheel (65) by belt
The central gear (61) is connected by belt；
The right travelling gear (63) is led to by right connection belt wheel (66) described in belt Opposite direction connection, the right connection belt wheel (66)
Cross belt and connect the central gear (61).
10. micro screw fastening handle according to claim 5, it is characterised in that：The actuator is motor (67), described
Motor (67) is used to drive the central gear (61) to rotate；
The button (4) is the switch of the motor (67).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710356580.1A CN107049535B (en) | 2017-05-19 | 2017-05-19 | Micro-screw fastening handle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710356580.1A CN107049535B (en) | 2017-05-19 | 2017-05-19 | Micro-screw fastening handle |
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| CN107049535A true CN107049535A (en) | 2017-08-18 |
| CN107049535B CN107049535B (en) | 2022-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710356580.1A Active CN107049535B (en) | 2017-05-19 | 2017-05-19 | Micro-screw fastening handle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107616852A (en) * | 2017-09-22 | 2018-01-23 | 四川大学 | A kind of device for being used to lift Sinus floor |
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| Publication number | Publication date |
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| CN107049535B (en) | 2022-11-08 |
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