CN204072365U - A kind of locking bracket with double-layer slip cover - Google Patents
A kind of locking bracket with double-layer slip cover Download PDFInfo
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- CN204072365U CN204072365U CN201420410433.XU CN201420410433U CN204072365U CN 204072365 U CN204072365 U CN 204072365U CN 201420410433 U CN201420410433 U CN 201420410433U CN 204072365 U CN204072365 U CN 204072365U
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- Prior art keywords
- slideway
- slip lid
- lower floor
- double
- pedestal
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 59
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- 238000004891 communication Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- KHYBPSFKEHXSLX-UHFFFAOYSA-N iminotitanium Chemical compound [Ti]=N KHYBPSFKEHXSLX-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001000 nickel titanium Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 244000286663 Ficus elastica Species 0.000 description 1
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 206010061274 Malocclusion Diseases 0.000 description 1
- 208000012287 Prolapse Diseases 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 210000004763 bicuspid Anatomy 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000002308 calcification Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000003464 cuspid Anatomy 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 238000010147 laser engraving Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
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- 229920005989 resin Polymers 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
- A61C7/12—Brackets; Arch wires; Combinations thereof; Accessories therefor
- A61C7/28—Securing arch wire to bracket
- A61C7/287—Sliding locks
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- Health & Medical Sciences (AREA)
- Oral & Maxillofacial 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)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
This utility model relates to a kind of locking bracket with double-layer slip cover, comprise bracket base, pedestal and double-layer slip cover, double-layer slip cover comprises slip lid upper strata and slip lid lower floor, and slip lid lower floor comprises the one end being positioned at the first slideway, and can enter the other end in described second slideway; At the middle part of slip lid lower floor, stopper slot is set along glide direction, the first slideway is provided through the banking pin of stopper slot; Slip lid upper strata comprises stiff end and free end, and one end that stiff end is positioned at the first slideway with slip lid lower floor is fixedly connected with, and free end is stretch from the first slideway to the second slideway and cover the arcuate structure of stopper slot and banking pin.Jointly the spacing of six direction is realized to slip lid lower floor by slideway, banking pin, thus ensure that the stability contorting to arch wire in archwire slot, make oral hygiene also avoid the impact of food debris on locking bracket work, effectively ensure that correction work stable, effectively carry out.
Description
Technical field
This utility model relates to a kind of dental orthodontic instrument field, is specifically related to a kind of locking bracket with double-layer slip cover.
Background technology
Orthodontic treatment is the subdiscipline that a degree of specialization of dental field is higher, mainly rescues for tooth, jawbone, facial deformity, by recovering the normal occlusion function of patient gradually at cavity interior Fixed Orthodontics appliance.Bracket is the important component part of orthodontic appliance, and primary bond is on labial teeth, canine tooth, premolars, and orthodontic treatment, by being arranged in the groove of bracket by rescuing arch wire, guides the Tooth Movement of dislocation to desirable position.Traditional bracket adopts the mode of ligature or the ligation of India rubber circle will rescue arch wire to be fixed in groove, but the shortcoming such as this fixed form exists the time-consuming inconvenience of clinical manipulation, frictional force is large, level of comfort is poor.
In recent years, the orthodontic treatment appearing as malocclusion that locking bracket (self-ligating bracket) rescues system introduces new method.The maximum feature of locking bracket substitutes conventional junction tied silk (circle) by the self-locking structure of bracket to carry out ligation to arch wire, reduce the frictional force of orthodontic appliance inside, making to rescue efficiency significantly to increase, is a kind of quick, comfortable, safe fixed orthodontic device.At present, locking bracket has low-frictional force relative to conventional brackets, reduce anchorage loss, improves clinical manipulation efficiency, patient to the particular advantages of the aspects such as pain reaction is light, and locking bracket engagement is stable, small and exquisite attractive in appearance, patient wears with comfortable, easy to clean, Chairtime shortens, further consultation interval extends, and rescues that efficiency is high, the course for the treatment of is shorter.Locking bracket is made to obtain understanding and the affirmative of more and more orthodontist.
Common locking bracket comprises sliding cover type bracket (a passive slide) and lock catch type bracket (a spring clip), wherein sliding cover type bracket arranges slip lid at groove top, slip lid is promoted after arch wire includes groove in, slip lid and groove form an arch wire jointly can the closed conduct of movement flexibly wherein, and therefore sliding cover type bracket is also known as passive-type locking bracket (passive self-ligating bracket).The built-in high resiliency locker of lock catch type bracket, the elastic pressure that locker produces after cutting out can act on arch wire, there is provided lasting soft orthodontic force, therefore lock catch type bracket is also known as active locking bracket (active self-ligating bracket).Because the self-locking device multidigit of locking bracket is in the lip buccal side surface of bracket, therefore convenient instrument or finger tip switch slideway or snap close, ligation process is more easy.
The patent No. that the applicant proposes is 201220429257.5, name is called in a kind of utility model patent of the locking bracket with slip lid relate to and a kind ofly jointly realizes the spacing of six direction to slip lid by slideway, banking pin, slip lid can not be upturned, the fortuitous event such as overall slippage from slideway, slip lid forms the locking bracket of solid, that arch wire can be supplied a to be free to slide archwire slot jointly with groove when closing.Because the slideway of this bracket, slip lid are positioned at bracket top, slideway top is provided with window, slip lid is provided with stopper slot, slip lid end is provided with opening, slideway window, slip lid opening, slip lid stopper slot and the banking pin coordinated with stopper slot are all exposed to bracket top, easily cause the accumulation of food debris, not only easily cause dental hygiene problems, the Cumulate Sum calcification of food debris even can cause between slip lid, slideway and banking pin three cannot proper engagement work, even causes locking bracket to lose efficacy.
Utility model content
This utility model is for the deficiencies in the prior art, propose a kind of locking bracket with double-layer slip cover, jointly the spacing of six direction is realized to slip lid lower floor by slideway, banking pin, and cover the parts such as slip lid stopper slot and banking pin by slip lid upper strata, double-layer slip cover forms an archwire slot solid, arch wire can be supplied to be free to slide jointly with groove when closing, thus ensure that the stability contorting to arch wire in archwire slot, make oral hygiene simultaneously and avoid the impact of food debris on locking bracket work.
The technical solution of the utility model is as follows:
With a locking bracket for double-layer slip cover, comprise bracket base and pedestal, the bottom of described pedestal connects the buccal labial surface of described bracket base, and the top of pedestal is recessed to form groove downwards, described pedestal is the first pedestal in the part of described groove side, the part of opposite side is the second pedestal, the top of described first pedestal arranges first slideway that be also communicated with vertical with described groove, the top of described second pedestal arranges second slideway that be also communicated with vertical with described groove, it is characterized in that: also comprise double-layer slip cover, described double-layer slip cover comprises slip lid upper strata and slip lid lower floor, described slip lid lower floor comprises the one end being positioned at described first slideway, with the other end that can enter in described second slideway, described first slideway and the second slideway form the passage that described slip lid lower floor can be limited in internal slide, at the middle part of described slip lid lower floor, stopper slot is set along glide direction, described first slideway is provided through the banking pin of described stopper slot, described first pedestal and the second pedestal are provided with dented space and are communicated with the second slideway top with the first slideway top respectively along slideway direction, described slip lid upper strata is positioned at the dented space of the first pedestal and the second pedestal, described slip lid upper strata comprises stiff end and free end, one end that described stiff end and slip lid lower floor are positioned at described first slideway is fixedly connected with, and described free end is stretch from the first slideway to the second slideway and cover the arcuate structure of stopper slot and banking pin.
One end that described slip lid lower floor is positioned at described first slideway is cecum, the end of the other end that slip lid lower floor can enter in described second slideway have one with described glide direction opening in the same way, the described other end is divided into two elastic arms by described opening, and the free end on described slip lid upper strata covers described opening.
When described stopper slot and described open communication, described opening is less than the width of described banking pin along described groove direction along the width in described groove direction.
Described slip lid upper strata is all corresponding along the width in described groove direction with the dented space of the first pedestal and the second pedestal; When described double-layer slip cover is closed, described slip lid lower floor and groove form the archwire slot holding orthodontic bow-wire jointly, and the end of the free end on described slip lid upper strata directly or indirectly contacts the side of described second slideway away from groove.
Described mediate contact refers to, the second slideway is provided with block away from the side of groove, and the end of the free end on described slip lid upper strata contacts the side of the second slideway away from groove by block.
The top of described first slideway and/or the second slideway is provided with the window along described glide direction, described window is less than the width of described slip lid lower floor along described groove direction along the width in described groove direction, when double-layer slip cover is closed, the free end on described slip lid upper strata covers described window, the respective regions setting operation hole on the slip lid upper strata corresponding with the window of slip lid lower floor.
Described slip lid lower floor is 1mm ~ 5mm along the width in described groove direction, is 1.5mm ~ 5mm along the length in glide direction; Described slip lid upper strata is 1mm ~ 3mm along the width in described groove direction, and the length of floor projection is 2mm ~ 5mm; The height that described first slideway given prominence to by described banking pin is 0.1mm ~ 2mm.
Described slip lid lower floor and described first slideway and the second slideway are interference fit.
The dual-side of the other end of described slip lid lower floor is the Transition edges of obtuse angle or circular arc to end.
Described double-layer slip cover is made by elastic metallic is one-body molded; Or described slip lid lower floor and slip lid upper strata are made by elastic metallic is one-body molded respectively, between slip lid lower floor and slip lid upper strata welding or bonding fixing.
Technique effect of the present utility model is as follows:
A kind of locking bracket with double-layer slip cover that this utility model relates to, slip lid lower floor comprises the one end being positioned at described first slideway, with the other end that can enter in described second slideway, at the middle part of described slip lid lower floor, stopper slot is set along glide direction, the first slideway is provided through the banking pin of described stopper slot; The slip lid upper strata being positioned at the dented space of the first pedestal and the second pedestal comprises stiff end and free end, one end that stiff end and slip lid lower floor are positioned at described first slideway is fixedly connected with, and free end is stretch from the first slideway to the second slideway and cover the arcuate structure of stopper slot and banking pin.The passage jointly formed due to the first slideway and the second slideway limits the range of movement of slip lid lower floor upper and lower, left and right, and the cooperation of the corresponding stopper slot that arranges and banking pin again limit the forward and backward range of movement of slip lid lower floor.Therefore by slideway, banking pin, to slip lid lower floor or perhaps double-layer slip cover, the motion on six direction is all effectively limited jointly, make double-layer slip cover at the volley and the situation of overall accidental from slideway can not occur in wearing, double-layer slip cover slip lid lower floor and groove when closing form solid, that arch wire can be supplied a to be free to slide archwire slot jointly, thus ensure that the stability contorting to arch wire in archwire slot, therefore effectively ensure that correction work stable, effectively carry out.Slip lid upper strata is arranged on the dented space of the first pedestal above slip lid lower floor and the second pedestal, slip lid lower floor is fixedly connected with by stiff end, and cover stopper slot and banking pin by free end, make these parts can not be exposed to outside, avoid the accumulation problem that slip lid stopper slot of the prior art and the banking pin that coordinates with stopper slot are all exposed to the food debris that bracket top is caused, the slip lid upper strata of this utility model is with slip lid lower floor synchronizing moving, oral hygiene can be kept after closedown archwire slot, avoid the impact of food debris on locking bracket work simultaneously, improve the service life of locking bracket, reach optimum therapeuticing effect, also improve simultaneously and rescue efficiency.
When the limited nail in one end of the slip lid lower floor in double-layer slip cover is limited in the first slideway, when the other end enters the second slideway, part between one end and the other end is namely across above groove, double-layer slip cover, groove is made jointly to form the archwire slot holding arch wire, in orthodontic treatment process, stopper slot and banking pin cover by slip lid upper strata, make it externally not expose, avoid food debris to accumulate, improve the comfort of patient.When the slip lid lower floor other end enters in the first slideway, open above groove and form arch wire gateway, so that insert or shift out arch wire.
It is all corresponding along the width in described groove direction with the dented space of the first pedestal and the second pedestal that slip lid upper strata is preferably set, like this, when double-layer slip cover is closed, slip lid upper strata just can across slip lid lower floor, first slideway, above groove, second slideway, and the dented space of the first pedestal and the second pedestal is filled along groove direction, the end of the free end on slip lid upper strata directly or indirectly contacts the side of described second slideway away from groove, thus realize the appropriate cooperation of double-layer slip cover and pedestal, spatially be closed into one, make the structure of locking bracket simply exquisite, each parts of below can be covered better, and operability is stronger.By being provided with block at the second slideway away from the side of groove, the end of the free end on slip lid upper strata contacts the side of the second slideway away from groove by block, the problem of too tight bad unlatching when the setting of block can prevent double-layer slip cover from closing, two-layer slide-block can be opened fast by block, improve work efficiency.
In correction operation, due to narrow space, doctor inevitably meets other locking bracket when operating a locking bracket, in order to not cover groove because accident collision makes the position of double-layer slip cover change, slip lid lower floor of the present utility model and the first slideway and the second slideway are interference fit, make the position of double-layer slip cover can be relatively fixing, be convenient to doctor's operation.
Visual angle due to correction operative doctor mostly is the buccal labial surface perpendicular to bracket, therefore in art, double-layer slip cover operated for the ease of doctor and observe the position of slip lid, this utility model offers the window along glide direction at the top of the first slideway and/or the second slideway, when double-layer slip cover is closed, the free end on slip lid upper strata covers described window, avoids food debris equally and enters the accumulation caused from slideway window.In setting operation hole, relevant position, slip lid upper strata, this handle hole is corresponding with the window of slip lid lower floor, can insert application specific probe instrument, thus open slip lid, handled easily by this operation and window aperture.
Accompanying drawing explanation
Fig. 1 is the preferred structure schematic diagram of this utility model with the locking bracket of double-layer slip cover.
Fig. 2 is the fragmentary perspective structural representation of Fig. 1.
Fig. 3 is the preferred structure schematic diagram of bracket body of the present utility model.
Fig. 4 is the preferred structure schematic diagram of double-layer slip cover of the present utility model.‘
Fig. 5 is the structural representation on the slip lid upper strata of Fig. 4.
Fig. 6 is the structural representation of the slip lid lower floor of Fig. 4.
In figure, each label lists as follows:
1-bracket body; 11-bracket base; 12-pedestal; 13-groove; 14-first pedestal; 15-second pedestal; 16-first slideway; 17-second slideway; 18-banking pin; 19-block;
2-double-layer slip cover; 21-slip lid lower floor; 22-slip lid upper strata; 3-archwire slot;
211-cecum; 212-opening; 213-cover plate; 214-stopper slot; 215-opening; 216-elastic arm; 217-Transition edges; 221-stiff end; 222-free end; 223-handle hole.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated.
Fig. 1 is the preferred structure schematic diagram of this utility model with the locking bracket of double-layer slip cover, and Fig. 2 is its fragmentary perspective structural representation.As depicted in figs. 1 and 2, the locking bracket with double-layer slip cover comprises bracket body 1 and double-layer slip cover 2.Wherein the structure of bracket body 1 as shown in Figure 3, comprises bracket base 11 and pedestal 12, and the front of bracket base 11 is buccal labial surface, the back side is adhesive surface, and buccal labial surface is smooth flat, adhesive surface is arranged gully shape texture, be conducive to binding agent to flow into, strengthen the retention of bracket.The bottom of pedestal 12 is connected with the buccal labial surface of bracket base 11, is recessed to form groove 13 downwards from pedestal 12 crown center.Pedestal 12 is divided into the first pedestal 14 and the second pedestal 15 by groove 13, and wherein the correspondence position of the first slideway 16, second pedestal 15 that the top setting of the first pedestal 14 is vertical with groove 13 arranges second slideway 17 vertical with groove 13.First slideway 16, second slideway 17 is communicated with groove 13.First slideway 16 and the second slideway 17 conllinear, forms the passage that double-layer slip cover 2 can be made to slide.First pedestal 14 and the second pedestal 15 are provided with dented space and are communicated with the second slideway 17 top with the first slideway 16 top respectively along slideway direction.
As shown in Figure 4, double-layer slip cover 2 comprises slip lid upper strata 22 and slip lid lower floor 21 to the preferred structure of double-layer slip cover, and wherein, as shown in Figure 5, the structure of slip lid lower floor 21 as shown in Figure 6 for the structure on slip lid upper strata 22.With reference to figure 4 and Fig. 6, slip lid lower floor 21 is lamellar, comprises the one end being positioned at the first slideway 16, and can enter the other end in described second slideway 17, and slip lid lower floor 21 is limited in the interior slip of slideway of the first slideway 16 and the formation of the second slideway 17.One end that slip lid lower floor 21 is positioned at the first slideway 16 is cecum 211, and the other end that slip lid lower floor 21 can enter in the second slideway 17 is opening 212, and the part between cecum 211 and opening 212 is cover plate 213.In order to the sliding distance in the passage that formed at the first slideway 16 and the second slideway 17 slip lid lower floor 21 limits, slip lid lower floor 21 entirety can not be deviate from from the first slideway 16 in slip, the sliding scale of opening 212 is made not deviate from forward the second slideway 17, do not deviate from the first slideway 16 backward, a stopper slot 214 offered by the cover plate 213 of the present embodiment preferably between cecum 211 and opening 212.As shown in Figures 2 and 3, corresponding to the position of stopper slot 214, the bottom surface of the first slideway 16 arranges outstanding banking pin 18, and banking pin 18 penetrates in stopper slot 214.Slip lid upper strata 22 is positioned at the dented space of the first pedestal 14 and the second pedestal 15, as shown in Figure 4 and Figure 5, slip lid upper strata comprises stiff end 221 and free end 222, one end that stiff end 221 and slip lid lower floor 21 are positioned at the first slideway 16 is fixedly connected with, preferred stiff end 221 is connected away from the termination at groove 13 place with slip lid lower floor 21, and free end 222 is the arcuate structure stretched to the second slideway 17 from the first slideway 16.Free end 222 covers stopper slot 214 and banking pin 18.
The slip lid lower floor 21 of double-layer slip cover 2 and slip lid upper strata 22 synchronous slide, when in the first slideway 16, opening 212 enters the second slideway 17 to the cecum 211 of slip lid lower floor 21, cover plate 213 between cecum 211 and opening 212 just covers the top of groove 13, and cover plate 213 and groove 13 form the archwire slot 3 for holding orthodontic bow-wire jointly.When withdraw during opening 212 is by the second slideway 17 enter in the first slideway 16 time, groove 13 top open formed arch wire gateway, groove 13 is inserted or shifted out to arch wire by arch wire gateway.When the opening 212 of slip lid lower floor 21 enters the second slideway 17 completely, banking pin 18 props up the inwall of stopper slot 214 farthest away from the second slideway 17, makes double-layer slip cover 2 cannot continue to slide to the second slideway 17 direction.When opening 212 enters the first slideway 16 completely, banking pin 18 props up the inwall of stopper slot 214 near the second slideway 17, makes double-layer slip cover 2 cannot continue to slide to the first slideway 16 direction.According to the size and dimension of stopper slot 214, the position of banking pin 18 can at the first slideway 16 near groove 13 side, or away from groove 13 side, or be arranged on the middle part of the first slideway 16.
It is all corresponding along the width in groove 13 direction with the dented space of the first pedestal 14 and the second pedestal 15 that slip lid upper strata 22 is preferably set, like this, double-layer slip cover 2 close time slip lid upper strata 22 just can across above slip lid lower floor 21, first slideway 16, groove 13, the second slideway 17, and the dented space of the first pedestal 14 and the second pedestal 15 is filled along groove 13 direction, the end of the free end 222 on slip lid upper strata 22 directly or indirectly can contact the side of the second slideway 17 away from groove 13, thus makes double-layer slip cover 2 and pedestal 12 spatially be closed into one.Embodiment is mediate contact as depicted in figs. 1 and 2, is now, at the second slideway 17, the side of groove 13 is provided with block 19, and the end of the free end 222 on slip lid upper strata 22 contacts the side of the second slideway 17 away from groove by block 19.The problem of too tight bad unlatching when the setting of block 19 can prevent double-layer slip cover 2 from closing.In the present embodiment, preferred slip lid lower floor 21 is 1mm ~ 5mm along the width in groove 13 direction, and the length of slip lid lower floor 21 in its glide direction is 1.5mm ~ 5mm; Slip lid upper strata 22 is 1mm ~ 3mm along the width in groove 13 direction, and the length of floor projection is 2mm ~ 5mm; The height of outstanding first slideway 16 of banking pin 18 is 0.1mm ~ 2mm.
The width of slip lid lower floor 21 on groove 13 direction is greater than the width of the first slideway 16 and the second slideway 17, makes the formation interference fit respectively of slip lid lower floor 21 and the first slideway 16, second slideway 17.The position at slip lid lower floor 21 place when moving can be controlled, groove 13 top can not be blocked because unexpected vibrations make slip lid lower floor 21 fall after rise, ensure at groove 13, arch wire inserts and take out that everything goes well with your work carries out.
As shown in Figure 6, the dual-side of opening 212 is the Transition edges 217 of obtuse angle or circular arc to end, even if make opening 212 position slightly deviation when advancing, also can enter the entrance of the second slideway 17 smoothly.The first slideway 16, second slideway 17 can be snapped in more easily to make opening 212, or discharge from the second slideway 17, the end of opening 212 arrange one with glide direction opening 215 in the same way, the end of this opening 212 is divided into two elastic arms 216 by opening 215, when deformation occurs opening 212 two elastic arms 216 that are squeezed, make the narrowed width of opening 212, opening 212 easily can enter the first slideway 16 or the second slideway 17; And there is certain elasticity due to elastic arm 216, external force to put on when opening 212 is deviate from the first slideway 16 or the second slideway 17 by slip lid lower floor 21 also so difficulty.When opening 215 is communicated with stopper slot 214, the width that can arrange banking pin 18 is greater than the width of opening 215, makes that banking pin 18 is unlikely to be deviate from from stopper slot 214.The free end 222 on slip lid upper strata 22 covers opening 212, avoids and this opening is exposed to the outer problem causing food debris to accumulate.
Preferably, can also offer window respectively at the top of the first slideway 16 and the second slideway 17, arrange window and be less than the width of slip lid lower floor 21 along groove 13 direction along the width in groove 13 direction, therefore slip lid lower floor 21 cannot pass through window prolapse upwards.When double-layer slip cover 2 is closed, the free end 222 on slip lid upper strata 22 covers this window, and in the respective regions setting operation hole 223 on the slip lid upper strata 22 corresponding with the window of slip lid lower floor 21, so that orthodontist inserts application specific probe instrument by handle hole 223 and window, at pedestal top, double-layer slip cover 2 is operated.
The bracket base 11 of bracket body 1 and the material of pedestal 12 can comprise niti-shaped memorial alloy, Ni-Ti-based shape memory alloy, titanium, titanium-base alloy, cochrome, rustless steel, or resin, plastics, pottery, one or more in glass.
Double-layer slip cover 2 is made by elastic metallic is one-body molded, also can be that slip lid lower floor 21 and slip lid upper strata 22 are made by elastic metallic is one-body molded respectively, and between slip lid lower floor 21 and slip lid upper strata 22, welding or bonding fixedly form.Wherein, elastic metallic can be niti-shaped memorial alloy, Ni-Ti-based shape memory alloy, titanium-base alloy, cochrome or the rustless steel in current material.Integral formation method can be metal casting, metal powder injection molding, Linear cut, laser engraving or laser cutting method.
It should be pointed out that the above detailed description of the invention can make the invention of those skilled in the art's comprehend, but do not limit the present invention in any way creation.Therefore; although this description has been described in detail the invention with reference to drawings and Examples; but; those skilled in the art are to be understood that; still can modify to the invention or equivalent replacement; in a word, all do not depart from technical scheme and the improvement thereof of the spirit and scope of the invention, and it all should be encompassed in the middle of the protection domain of the invention patent.
Claims (10)
1. with a locking bracket for double-layer slip cover, comprise bracket base and pedestal, the bottom of described pedestal connects the buccal labial surface of described bracket base, and the top of pedestal is recessed to form groove downwards, described pedestal is the first pedestal in the part of described groove side, the part of opposite side is the second pedestal, the top of described first pedestal arranges first slideway that be also communicated with vertical with described groove, the top of described second pedestal arranges second slideway that be also communicated with vertical with described groove, it is characterized in that: also comprise double-layer slip cover, described double-layer slip cover comprises slip lid upper strata and slip lid lower floor, described slip lid lower floor comprises the one end being positioned at described first slideway, with the other end that can enter in described second slideway, described first slideway and the second slideway form the passage that described slip lid lower floor can be limited in internal slide, at the middle part of described slip lid lower floor, stopper slot is set along glide direction, described first slideway is provided through the banking pin of described stopper slot, described first pedestal and the second pedestal are provided with dented space and are communicated with the second slideway top with the first slideway top respectively along slideway direction, described slip lid upper strata is positioned at the dented space of the first pedestal and the second pedestal, described slip lid upper strata comprises stiff end and free end, one end that described stiff end and slip lid lower floor are positioned at described first slideway is fixedly connected with, and described free end is stretch from the first slideway to the second slideway and cover the arcuate structure of stopper slot and banking pin.
2. the locking bracket with double-layer slip cover according to claim 1, it is characterized in that: one end that described slip lid lower floor is positioned at described first slideway is cecum, the end of the other end that slip lid lower floor can enter in described second slideway have one with described glide direction opening in the same way, the described other end is divided into two elastic arms by described opening, and the free end on described slip lid upper strata covers described opening.
3. the locking bracket with double-layer slip cover according to claim 2, is characterized in that: when described stopper slot and described open communication, and described opening is less than the width of described banking pin along described groove direction along the width in described groove direction.
4. the locking bracket with double-layer slip cover according to claim 1, is characterized in that: described slip lid upper strata is all corresponding along the width in described groove direction with the dented space of the first pedestal and the second pedestal; When described double-layer slip cover is closed, described slip lid lower floor and groove form the archwire slot holding orthodontic bow-wire jointly, and the end of the free end on described slip lid upper strata directly or indirectly contacts the side of described second slideway away from groove.
5. the locking bracket with double-layer slip cover according to claim 4, it is characterized in that: described mediate contact refers to, second slideway is provided with block away from the side of groove, and the end of the free end on described slip lid upper strata contacts the side of the second slideway away from groove by block.
6. according to the locking bracket with double-layer slip cover one of claim 1 to 5 Suo Shu, it is characterized in that: the top of described first slideway and/or the second slideway is provided with the window along described glide direction, described window is less than the width of described slip lid lower floor along described groove direction along the width in described groove direction, when double-layer slip cover is closed, the free end on described slip lid upper strata covers described window, the respective regions setting operation hole on the slip lid upper strata corresponding with the window of slip lid lower floor.
7. according to the locking bracket with double-layer slip cover one of claim 1 to 5 Suo Shu, it is characterized in that: described slip lid lower floor is 1mm ~ 5mm along the width in described groove direction, is 1.5mm ~ 5mm along the length in glide direction; Described slip lid upper strata is 1mm ~ 3mm along the width in described groove direction, and the length of floor projection is 2mm ~ 5mm; The height that described first slideway given prominence to by described banking pin is 0.1mm ~ 2mm.
8. the locking bracket with double-layer slip cover according to claim 1, is characterized in that: described slip lid lower floor and described first slideway and the second slideway are interference fit.
9. the locking bracket with double-layer slip cover according to claim 1, is characterized in that: the dual-side of the other end of described slip lid lower floor is the Transition edges of obtuse angle or circular arc to end.
10. the locking bracket with double-layer slip cover according to claim 1, is characterized in that: described double-layer slip cover is made by elastic metallic is one-body molded; Or described slip lid lower floor and slip lid upper strata are made by elastic metallic is one-body molded respectively, between slip lid lower floor and slip lid upper strata welding or bonding fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410433.XU CN204072365U (en) | 2014-07-23 | 2014-07-23 | A kind of locking bracket with double-layer slip cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410433.XU CN204072365U (en) | 2014-07-23 | 2014-07-23 | A kind of locking bracket with double-layer slip cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204072365U true CN204072365U (en) | 2015-01-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420410433.XU Expired - Lifetime CN204072365U (en) | 2014-07-23 | 2014-07-23 | A kind of locking bracket with double-layer slip cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204072365U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107019568A (en) * | 2015-09-24 | 2017-08-08 | 奥姆科公司 | For the pad of orthodontic bracket, orthodontic bracket, and the method for manufacturing orthodontic bracket |
| JP2022550799A (en) * | 2019-10-02 | 2022-12-05 | フィリップ・モーリス・プロダクツ・ソシエテ・アノニム | Susceptor heating element formed from shape memory material for aerosol generator |
-
2014
- 2014-07-23 CN CN201420410433.XU patent/CN204072365U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107019568A (en) * | 2015-09-24 | 2017-08-08 | 奥姆科公司 | For the pad of orthodontic bracket, orthodontic bracket, and the method for manufacturing orthodontic bracket |
| JP2022550799A (en) * | 2019-10-02 | 2022-12-05 | フィリップ・モーリス・プロダクツ・ソシエテ・アノニム | Susceptor heating element formed from shape memory material for aerosol generator |
| JP7518159B2 (en) | 2019-10-02 | 2024-07-17 | フィリップ・モーリス・プロダクツ・ソシエテ・アノニム | Susceptor heating elements formed from shape memory materials for aerosol generating devices - Patents.com |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200723 Address after: 221612 west side of photovoltaic Avenue (Road) and south side of R & D center in peibei Economic Development Zone, Yangtun Town, Peixian County, Xuzhou City, Jiangsu Province Patentee after: Jiangsu shengmate New Material Technology Co.,Ltd. Address before: 100094 Beijing City, Haidian District Yongfeng industrial base Cheng Wing Road No. 2, building C, 401 Patentee before: BEIJING SMART TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20150107 |
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| CX01 | Expiry of patent term |