CN207532459U - A kind of core-locking type self-ligating orthodontic bracket - Google Patents

Abstract

The utility model discloses a kind of core-locking type self-ligating orthodontic bracket, including substrate plate and supporter groove；The supporter groove has archwire slot, and archwire slot both sides are respectively arranged with the first working wing and the second working wing；Self-locking device is provided on one of working wing：The self-locking device includes locking plate, lock core and lock core groove, and the lock core groove is arranged on the ontology of working wing, and T-shaped；The lock core is located in lock core groove；Lock core takes the shape of the letter U, and the both ends of U-shaped are respectively arranged with a lock tongue；The U-shaped part of lock core is embedded in the T shape vertical slots of lock core groove, and the U-shaped part of lock core is made of flexible material；The lock tongue at lock core both ends is located in T shape translots, and can be moved left and right in translot.There is the core-locking type self-ligating orthodontic bracket of the utility model locking structure more to consolidate, and make the advantages of simple.

Description

A kind of core-locking type self-ligating orthodontic bracket

Technical field

The utility model belongs to orthodontic field, and in particular to a kind of self-ligating orthodontic bracket.

Background technology

The bracket for rescuing dentognathic deformity is the important component in dentognathic deformity patient's corrective therapy.Traditional ligature type In, the frictional force between arch wire and bracket is bigger, can influence the movement of tooth.In order to improve the above situation, now on the market There is locking bracket, locking bracket reduces the frictional force between arch wire and bracket, reduces simultaneously to a certain extent Operating time by the chair of dentist.

But current existing locking bracket, although frame mode is more, but there are improvements, such as sealed knot Structure stability, manufacture cost it is higher and be produced on a large scale difficulty the problems such as.

Invention content

The utility model provides a kind of locking structure and more consolidates, and makes simple core-locking type locking bracket.

The technical solution adopted in the utility model is as follows：A kind of core-locking type self-ligating orthodontic bracket, including substrate plate and bracket Body；The supporter groove has archwire slot, and archwire slot both sides are respectively arranged with the first working wing and the second working wing；One of work Make to be provided with self-locking device on the wing：

The self-locking device includes locking plate, lock core and lock core groove, and the lock core groove is arranged on the ontology of working wing, and is in T shapes；The lock core is located in lock core groove；Lock core takes the shape of the letter U, and the both ends of U-shaped are respectively arranged with a lock tongue；The U-shaped part of lock core is embedding It is located in the T shape vertical slots of lock core groove, and the U-shaped part of lock core is made of flexible material；The lock tongue at lock core both ends is located at T shapes horizontal stroke In slot, and it can be moved left and right in translot；

The vertical slot two sides of T-slot upwardly extend setting there are two slideway respectively along upper, are set on corresponding locking plate lower surface It is equipped with the sliding slot of indent so that locking plate slides above T-slot；And the sliding slot edge both sides of locking plate lower surface indent are additionally provided with 2 groups or 3 groups symmetrical sealed card slots；The sealed card slot and the lock tongue cooperation at lock core both ends are used for locking locking plate in fixation Position.

A kind of core-locking type self-ligating orthodontic bracket of the utility model, the locking plate is close to the edge protrusion of opposite working wing An inserted sheet is provided with, the jack coordinated with inserted sheet is provided on corresponding opposite direction working wing.

A kind of core-locking type self-ligating orthodontic bracket of the utility model, one of which is at the sealed card slot of opposite working wing A stop block is provided with, the stop block is used to that locking plate to be prevented to be detached from working wing.

The utility model has the following advantages that：

1st, a kind of orthodontic bracket provided by the utility model, self-locking structure use core-locking type structure so that self-locking is more steady Gu the sealed property of locking plate is more preferable.

2nd, the utility model realizes locking plate relative to bracket in difference using 2 groups or 3 groups symmetrical sealed card slots The positioning of position meets the use demand of clinician in varied situations.

3rd, the utility model provides a kind of simple in structure, locking bracket easy to use, is substantially shorter clinical bed The side operating time.

Description of the drawings

Fig. 1 is a kind of structure diagram of core-locking type self-ligating orthodontic bracket of the utility model.

Fig. 2 is structure diagram when a kind of core-locking type self-ligating orthodontic bracket of the utility model is not provided with locking plate.

Fig. 3 is the positive structure schematic of locking plate in Fig. 1.

Fig. 4 is the reverse structure schematic of locking plate in Fig. 1.

Fig. 5 is the installation diagram of lock core and bracket.

Specific embodiment

Below in conjunction with attached drawing, the technical solution of the utility model is further described, but the utility model and unlimited In these embodiments.

For the present embodiment by taking lingual bracket as an example, but in practical application, the utility model is also to be used for other kinds of bracket, Such as labial bracket.

As shown in the figure, a kind of core-locking type self-ligating orthodontic bracket, including substrate plate 2 and supporter groove 1；The supporter groove 1 has Archwire slot 3,3 both sides of archwire slot are respectively arranged with the first working wing 4 and the second working wing 6；Wherein self-locking is provided on working wing 6 Device.

The self-locking device includes locking plate 5, lock core 9 and lock core groove 7, and the lock core groove 7 is arranged on the ontology of working wing 4 On, and it is T-shaped.The lock core 9 is located in lock core groove 7；Lock core 9 takes the shape of the letter U, and the both ends of U-shaped are respectively arranged with a lock tongue 91；Lock core 9 U-shaped part is embedded in the vertical slot 71 of T shapes lock core groove 7, and the U-shaped part of lock core 9 is made of flexible material；9 liang of lock core The lock tongue 91 at end is located in the translot 72 of T shapes lock core groove 7, can be moved left and right in translot 72；And two lock tongues 91 are higher by horizontal stroke Slot 72.When locking plate 5 is pulled by external force, two lock tongues 91 move simultaneously toward the center of translot 72, so as to jump to next group of lock It closes in slot, reach destination locations and is locked up.

71 two sides of vertical slot of T shapes lock core groove 7 upwardly extend setting there are two draw runner 73 respectively along upper, corresponding locking plate 5 The sliding slot 51 of indent is provided on lower surface, and the two sides of sliding slot 51 are respectively arranged with the slideway 52 coordinated with draw runner 73.Make Locking plate 5 is obtained to slide above T shapes lock core groove 7.And the 51 edge both sides of sliding slot of locking plate 5 be additionally provided with 3 groups it is symmetrical sealed Card slot 53-1, sealed card slot 53-2, sealed card slot 53-3；The sealed card slot and the cooperation of lock tongue 91 at 9 both ends of lock core are used for locking Only locking plate 5 is in fixed position.When two lock tongues 91 are located at sealed card slot 53-1, locking plate 5 is shown in a fully open operation；When two lock tongues 91 be located at sealed card slot 53-2 when, locking plate 5 is in half-open position；When two lock tongues 91 are located at sealed card slot 53-3, at locking plate 5 In closed state.

As shown in Figures 2 and 3, the locking plate 5 is provided with an inserted sheet 54 close to the edge protrusion of opposite working wing 4, right The jack 41 coordinated with inserted sheet 54 is provided on the opposite working wing 4 answered.And also there is a handle hole 55 on 5 upper surface of locking plate, Handle hole 55 facilitates imposes external force with tool to locking plate 5.

As shown in figure 4, the one of which on the locking plate 5 is provided at the sealed card slot 53-1 of opposite working wing 4 One stop block 56, the stop block 56 are used to that locking plate to be prevented to be detached from working wing 6.

Claims (3)

1. a kind of core-locking type self-ligating orthodontic bracket, including substrate plate and supporter groove；The supporter groove has archwire slot, archwire slot two Side is respectively arranged with the first working wing and the second working wing；It is characterized in that：Self-locking device is provided on one of working wing： The self-locking device includes locking plate, lock core and lock core groove, and the lock core groove is arranged on the ontology of working wing, and T-shaped；It is described Lock core is located in lock core groove；Lock core takes the shape of the letter U, and the both ends of U-shaped are respectively arranged with a lock tongue；The U-shaped part of lock core is embedded in lock core In the T shape vertical slots of slot, and the U-shaped part of lock core is made of flexible material；The lock tongue at lock core both ends is located in T shape translots, and It can be moved left and right in translot；The vertical slot two sides of T-slot upwardly extend setting there are two slideway respectively along upper, corresponding locking plate The sliding slot of indent is provided on lower surface so that locking plate slides above T-slot；And the sliding slot edge two of locking plate lower surface indent Side is additionally provided with 2 groups or 3 groups symmetrical sealed card slots；The sealed card slot and the lock tongue cooperation at lock core both ends are used for locking Locking plate is in fixed position.

2. a kind of core-locking type self-ligating orthodontic bracket according to claim 1, it is characterised in that：The locking plate is close to opposite work The edge protrusion for making the wing is provided with an inserted sheet, and the jack coordinated with inserted sheet is provided on corresponding opposite direction working wing.

3. a kind of core-locking type self-ligating orthodontic bracket according to claim 1 or 2, it is characterised in that：One of which is close to right A stop block is provided with to the sealed card slot of working wing, the stop block is used to that locking plate to be prevented to be detached from working wing.