CN200939174Y - Slide fork-type jaw rack - Google Patents
Slide fork-type jaw rack Download PDFInfo
- Publication number
- CN200939174Y CN200939174Y CN 200620122726 CN200620122726U CN200939174Y CN 200939174 Y CN200939174 Y CN 200939174Y CN 200620122726 CN200620122726 CN 200620122726 CN 200620122726 U CN200620122726 U CN 200620122726U CN 200939174 Y CN200939174 Y CN 200939174Y
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- CN
- China
- Prior art keywords
- jaw member
- wedge
- lower jaw
- upper jaw
- jaw
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model provides a sliding tine shape jaw hander, in which a nail axle goes through a round axle holes on the upper bow and support, the both ends of the axle are fixed with axle screw nut, the burreed tuber of the lower bow is inserting connected under the support and fixed in the lock hollow on the undersurface of the burreed tuber by cones screw and screw nut, the upper bow is jacked under the side fixing plate of the support while the upper jaw tine and lower bow tine insert into the dovetail grooves of the wedge on the upper jaw and lower bow respectively. The utility model provides the mouth rehabilitation doctors wide fine available space in front of upper jaw hander, the shape, size, area and thickness of the gluing inlayed gyps can be adjusted better so that the inner gluing inlayed fixing binding relationship among the dental cast, jaw hander and gluing inlayed gyps can be controlled, the dental cast metachoresis from jaw hander and dental cast broken caused by excessively weak or strong stickiness can be avoided; moreover, the gluing inlayed gyps which can avoid being discarded will be removed together with the dental cast from the jaw hander easily.
Description
Affiliated technical field
This utility model relates to a kind of Oral Repair doctor and the skilled worker of tooth section arranges the jaw frame that tooth is used, especially can be before the work of dental cast upper jaw frame row tooth, the bonding between the fixed area up and down of better adjusting the last lower jaw member of the top and bottom of dental cast and jaw frame is inlayed the fixed relationship of Gypsum Fibrosum; In the work of jaw frame row tooth, the bonding of the fixed area of dental cast and jaw frame is inlayed more firm; The thickness that bonding is inlayed Gypsum Fibrosum is transferred to thinner, can not abolished, and together takes off together with model, avoids bonding to inlay Gypsum Fibrosum thickness when too high, if do not remove from dental cast, can influence the tooth box work of burying behind row's tooth; At dental cast with when inlaying bonding gypsum and together taking off, easier from the isolating slip V shape of jaw frame jaw frame.
Background technology
At present, the department of stomatology is repaired the known jaw frame of doctor has: simple jaw frame and scalable jaw frame.The a kind of of simple jaw frame commonly used is to connect part, upper jaw member screw, drift bolt axle, spindle nut, lower jaw member and top screw, mother by upper jaw member, upper jaw member to constitute.Before and after model upper jaw frame uses, can imitate the people and do switching mouthful motion, when this kind jaw frame is taken exercises, upper jaw member is the arc switching mouthful motion of certain limit with respect to lower jaw member, upper jaw dignity has only a parallel face with respect to lower jaw dignity, but the jaw position height of dental cast and the height and the angle majority of top and bottom have change about being fixed between the jaw frame, so bonding is inlayed the area of Gypsum Fibrosum, thickness, size, shape, bonding is inlayed firm power also change, determined by the bonding mosaic texture that bonding is inlayed between the geometry three of fixed area up and down of Gypsum Fibrosum and model top and bottom and jaw frame because of combining of the fixed area of model and jaw frame again, like this when bonding is inlayed Gypsum Fibrosum and is changed, inlay fixing after, in the work of row's tooth, it is not enough that dental cast can be firm power, and model is dislocated from the jaw frame; It is too strong also to can be firm power, after the work of row's tooth, when taking off model, have model is knocked situation about going to sticks and staves, bonding is inlayed Gypsum Fibrosum and is also together gone to sticks and staves abolishment, is bonded in the bonding gypsum thickness of dental cast when too high, if do not remove, can influence the bury tooth box work of row behind the tooth from dental cast; Scalable jaw frame, volume is big, and parts are many, complicated operation, price is expensive, and normal teaching is used.
Summary of the invention
In order to overcome the existing certain arcuate movement of simple jaw frame before the work of upper jaw frame commonly used, dental cast dislocation on the jaw frame in the work of row's tooth, dental cast is gone to sticks and staves by knocking and bonds and inlays Gypsum Fibrosum and abolished and bond and inlay the too high situation of Gypsum Fibrosum thickness after row's tooth work, this utility model provides a kind of slip V shape jaw frame, can supply with the Oral Repair doctor and well utilize the space between the frame before the upper jaw frame widely, better adjust the shape that bonding is inlayed Gypsum Fibrosum, size, area, thickness, thereby control dental cast, the jaw frame, bonding gypsum three's internal bond is inlayed the secure bond relation, avoid crossing dental cast weak or strong band excessively and knocked situation about going to sticks and staves from dislocation of jaw frame and dental cast because of cohesive force, and bonding is inlayed the thickness of Gypsum Fibrosum and is transferred to thinner, avoid bonding to inlay Gypsum Fibrosum thickness when too high, if do not remove from dental cast, to burying the influence of tooth box work behind row's tooth, and bonding is inlayed Gypsum Fibrosum and can not knocked and go to sticks and staves, together take off together with dental cast, imbed the tooth box, just bonding is inlayed Gypsum Fibrosum and has been served as the part Gypsum Fibrosum that buries the tooth box, reaches the purpose of saving Gypsum Fibrosum; In addition, when dental cast takes off, easier from the jaw frame isolating slip V shape jaw frame.
The technical scheme that its technical problem that solves this utility model adopts is: in structure, the shape of upper jaw fork is set to: the cross section is the wedge of isosceles trapezoid, and head end is big, and is terminal little, and top less than following; The shape of the fixed area of upper jaw member is set to: the cross section is the wedge of isosceles trapezoid, head end is big, terminal little, and it is top less than following, terminal surface is positioned at positive front upper place, head end is connected with the circular shaft of upper jaw member by the upper jaw member web, the fixing head of upper jaw member is positioned at the circular shaft rear, being provided with the cross section of walking crosswise on the middle part of the wedge of upper jaw member is the dovetail groove of isosceles trapezoid, the cross section head end of groove is big, terminal little, and the angle of the medial surface of dovetail groove and bottom surface equals the side of upper jaw fork and following angle; The terminal surface of upper jaw fork inserts from the dovetail groove head end of upper jaw member, and make the medial surface and the bottom surface of dovetail groove of the side at middle part of upper jaw fork and following and upper jaw member identical mutually, at this moment, the wedge of the top and upper jaw member of upper jaw fork top on same plane is placed in the dovetail groove of wedge of upper jaw member upper jaw fork; The drift bolt axle passes the circular shaft hole of upper jaw member and the circular shaft hole of support, and makes in the circular shaft of lateral section and support in the circular shaft of upper jaw member the lateral section identical mutually, and at this moment, the fixing head of support is positioned at foreign side behind the circular shaft of upper jaw member, and drift bolt axle two ends are fixed with spindle nut; Longitudinal axis middle part at support is set to the slide opening that cross section is an isosceles triangle, and two central plane angles in the slide opening equal the central plane angle of the triangular prism of lower jaw member, the height of the cross section isosceles triangle of the tall and big triangular prism in lower jaw member of the cross section isosceles triangle of slide opening.The rear portion of lower jaw member is set to the triangular prism that the cross section is an isosceles triangle, the bottom surface is positioned at the back, and in the stringer of bottom surface in the heart, it is recessed to be provided with the lock that links the identical size of arranging up and down, lock recessed the most advanced and sophisticated of screw with circular cone screw, mother and coincide mutually, the following of triangular prism interconnects by means of the below connecting plate of lower jaw member and the wedge head end trailing flank of lower jaw member; The fixed area shape of lower jaw member is set to: the cross section is for being inverted the wedge of isosceles trapezoid, head end is big, terminal little, and it is top greater than following, the head end trailing flank interconnects below the triangular prism of the connecting plate of lower jaw member and lower jaw member, terminal surface is positioned at dead ahead, being provided with the cross section of walking crosswise below the middle part of the wedge of lower jaw member is the dovetail groove of inverted isosceles trapezoid, the cross section head end of groove is big, terminal little, and the angle of the medial surface of dovetail groove and bottom surface equals the side of the wedge that lower jaw pitches and top angle; The shape of lower jaw fork is set to: the cross section is the wedge of inverted isosceles trapezoid, head end is big, terminal little, and it is top greater than following, the terminal surface of lower jaw fork inserts from the dovetail groove head end of lower jaw member, the medial surface and the bottom surface of the dovetail groove of the side, middle part of lower jaw fork and following and lower jaw member are coincide mutually, at this moment, below the wedge of the following and lower jaw member of lower jaw fork at grade, at this moment, the lower jaw fork is placed in the dovetail groove of lower jaw member.When the jaw frame uses, upper jaw fork and lower jaw fork insert respectively in the dovetail groove of upper jaw member in the dovetail groove with lower jaw member, the jaw frame is placed on the platform, sliding support and rotation upper jaw member, determine the good available height of dental cast between the jaw frame, and make dental cast up and down on, below with the wedge of last lower jaw member on, following contact relation reaches low flat contact, then, tighten the circular cone screw, female, make that the lock of triangular prism back of the tip of circular cone screw and lower jaw member is recessed to coincide mutually, at this moment, support is fixed on the triangular prism of lower jaw member, go up backward and rotate upper jaw member, transfer the capacity liquid gypsum, liquid gypsum is filled in four zones of the wedge of lower jaw member and the crossover sites that lower jaw is pitched, at this moment above the liquid gypsum bit platform, be filled in the both sides, side of the wedge and the lower jaw fork of lower jaw member, and liquid gypsum buried the wedge spare of lower jaw member and lower jaw fork above, at this moment, to descend the dental cast underneath on liquid gypsum, light downwards pressurization reaches low flat contact above making down below the dental cast wedge spare with lower jaw member, be adjusted at lower tooth mould liquid gypsum on every side with toolsetting, make it to be bonded on the dental cast; After following dental cast is bonding, rotate upper jaw member forward down, the wedge underneath that makes upper jaw member is on last dental cast, reach low flat contact, transfer the capacity liquid gypsum, the wedge that liquid gypsum is filled in upper jaw member is pitched in four zones that intersect with the upper jaw, at this moment, liquid gypsum is positioned at above the dental cast, is filled in the both sides, side of the wedge and the upper jaw fork of upper jaw member, transfer liquid gypsum with toolsetting, make above the liquid gypsum top on same plane with the wedge of upper jaw member and upper jaw fork, after liquid gypsum solidified, upper jaw frame was finished, the twisting top screw, mother, make the screw top withstand on support the side fixing head below.When taking off dental cast, touch the terminal surface of upper and lower jaw fork respectively respectively with mechanical hammer, slide to head end, take off upper and lower jaw fork earlier, touch the terminal surface of the wedge of upper and lower jaw body more respectively, gliding model forwards together takes off model and bonding is inlayed Gypsum Fibrosum.
Beneficial effect:
Can supply with the Oral Repair doctor and well utilize the space between the frame before the upper jaw frame widely, better adjust the shape that bonding is inlayed Gypsum Fibrosum, size, area, thickness, thereby control dental cast, the jaw frame, bonding is inlayed Gypsum Fibrosum three's internal bond and is inlayed the secure bond relation, avoid crossing dental cast weak or strong band excessively and knocked situation about going to sticks and staves from dislocation of jaw frame and dental cast because of cohesive force, and bonding is inlayed the thickness of Gypsum Fibrosum and is transferred to thinner, can do not knocked and gone to sticks and staves, together take off together with dental cast, imbed the tooth box, just bonding is inlayed Gypsum Fibrosum and has been served as the part Gypsum Fibrosum that buries the tooth box, reach the purpose of saving Gypsum Fibrosum, avoid bonding to inlay Gypsum Fibrosum thickness when too high, if it is do not remove, influential to burying tooth box work meeting behind row's tooth from dental cast; In addition, at dental cast when the jaw frame takes off, more segregative slip V shape jaw frame.
Description of drawings
Below in conjunction with drawings and Examples this utility model is further specified.
Fig. 1 is a front view of the present utility model
Fig. 2 is a rearview of the present utility model
Fig. 3 is a left view of the present utility model
Fig. 4 is a right view of the present utility model
Fig. 5 is a vertical view of the present utility model
Fig. 6 is a upward view of the present utility model
1. upper jaws are pitched 2. upper jaw member, 3. supports, 4. lower jaw members, 5. lower jaws and are pitched 6. circular cone screws, female 7. top screws, female 8. drift bolt axles, 9. spindle nuts among the figure.
The specific embodiment
In Fig. 1, the shape of the fixed area of upper jaw fork (1) and upper jaw member (2) is set to the wedge that the cross section is an isosceles trapezoid, head end is big, terminal little, the terminal surface of the wedge of upper jaw member (2) is in positive front upper place, the shape of the fixed area of lower jaw fork (5) and lower jaw member (4) is set to the wedge that the cross section is inverted isosceles trapezoid, head end is big, terminal little, the terminal surface of the wedge of lower jaw member (4) is in positive front lower place, upper jaw fork (1) and lower jaw are pitched (5) and are passed from the head end of the dovetail groove of the dovetail groove of upper jaw member (2) and lower jaw member (4) respectively, and the middle part that upper jaw fork (1) and lower jaw are pitched (5) lays respectively at the middle and lower part of the wedge of the middle and upper part of wedge of upper jaw member (2) and lower jaw member (4), at this moment, the wedge of the top and upper jaw member (2) of upper jaw fork (1) top on same plane, the wedge of the following and lower jaw member (4) of lower jaw fork (5) following on same plane, drift bolt axle (8) passes the circular shaft hole of upper jaw member (2) and the circular shaft hole of support (3), and the lateral section is coincide mutually contact, two ends use spindle nut (9) to fix.
In Fig. 2, support (3) can slide on the triangular prism of lower jaw member (4), in the time of fixedly, tightens circular cone screw, mother (6), makes that lock on the triangular prism of the tip of circular cone screw and lower jaw member (4) is recessed to coincide mutually.
In Fig. 3, in the middle and upper part of upper jaw member (2) is that the upper jaw that inserts is pitched the head end face of (1), in the middle and lower part of lower jaw member (4) is that the lower jaw that inserts is pitched the head end face of (5), the wedge head end of upper jaw member (2) is connected with the circular shaft of upper jaw member (2) by upper jaw member (2) rear connecting plate, the fixing head of upper jaw member (2) is positioned at the circular shaft rear of upper jaw member (2), rotate upper jaw member (2) back that can make progress, and is withstood on by top screw, mother's (7) top below the side fixing head of support (3).
In Fig. 4, middle and upper part at the wedge of upper jaw member (2) is set to the dovetail groove that the cross section is an isosceles trapezoid, and the cross section head end of groove is big, terminal little, the terminal surface of upper jaw fork (1) inserts from the dovetail groove head end of upper jaw member (2), and end is positioned at the side, middle part of the wedge of upper jaw member (2); Be set to the cross section in the middle and lower part of the wedge of lower jaw member (4) for being inverted the dovetail groove of isosceles trapezoid, the cross section head end of groove is big, terminal little, the terminal surface of lower jaw fork (5) inserts from the dovetail groove head end of lower jaw member (4), and end is positioned at the side, middle part of the wedge of lower jaw member (4), the head end trailing flank of the wedge of lower jaw member (4) interconnects by the connecting plate of lower jaw member (4) and the triangular prism of lower jaw member (4).
In Fig. 5, the end of upper jaw fork (1) inserts from the dovetail groove head end of upper jaw member (2), and the medial surface of the side at the middle part of upper jaw fork (1) and the dovetail groove of following and upper jaw member (2) and bottom surface coincide mutually, at this moment, the major axis of upper jaw fork (1) intersects mutually with the major axis of the wedge of last neck body (2), forms four zones.The wedge of the top and upper jaw member (2) of upper jaw fork (1) top respectively less than the upper jaw pitch (1) following and lower jaw member (2) wedge below.
In Fig. 6, the wedge of the following and lower jaw member (4) of lower jaw fork (5) following respectively less than lower jaw pitch (5) top and lower jaw member (4) wedge above, the end of lower jaw fork (5) inserts from the dovetail groove head end of lower jaw member (4), and make the medial surface and the bottom surface of dovetail groove of the side at middle part of lower jaw fork (5) and top and lower jaw member (4) identical mutually, at this moment, the major axis of the wedge of lower jaw fork (5) intersects with the mutual of major axis of the wedge of lower jaw member (4), forms four zones.The slide opening cross section of support (3) is greater than the cross section of the triangular prism of lower jaw member (4).
Claims (2)
1. slip V shape jaw frame, in structure, drift bolt axle (8) passes the circular shaft hole of upper jaw member (2) and the circular shaft hole of support (3), two ends are fixing with spindle nut (9), the top of the triangular prism of lower jaw member (4) is inserted from the below of support (3) and is connected, by the circular cone screw, female (6) be fixed on the lock of triangular prism bottom surface of lower jaw member (4) recessed in, upper jaw member (2) is by top screw, female (7) withstand on below the side fixing head of support (3), upper jaw fork (1) and lower jaw are pitched (5) and are inserted in the dovetail groove of wedge of upper jaw member (2) respectively and in the dovetail groove of the wedge of lower jaw member (4), it is characterized in that: the form of the fixed area of upper jaw fork (1) and upper jaw member (2) is set to the wedge that the cross section is an isosceles trapezoid, head end is big, terminal little, the form of the fixed area of lower jaw fork (5) and lower jaw member (4) is set to the wedge that the cross section is inverted isosceles trapezoid, and head end is big, terminal little; Being provided with the cross section of walking crosswise in the wedge middle and upper part of upper jaw member (2) is the dovetail groove of isosceles trapezoid, the cross section head end of groove is big, terminal little, be provided with the cross section walked crosswise in the middle and lower part of the wedge of lower jaw member (4) for being inverted the dovetail groove of isosceles trapezoid, the cross section head end of groove is big, terminal little; The terminal surface of upper jaw fork (1) and lower jaw fork (5) is respectively from the dovetail groove head end insertion dovetail groove of the wedge of the dovetail groove head end of the wedge of upper jaw member (2) and lower jaw member (4).
2. slip V shape jaw frame according to claim 1 is characterized in that: the slide opening sliding-contact of the triangular prism of lower jaw member (4) and support (3), be fixed on by circular cone screw, mother (6) lock of triangular prism bottom surface of lower jaw member (4) recessed in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620122726 CN200939174Y (en) | 2006-07-07 | 2006-07-25 | Slide fork-type jaw rack |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200620124336 | 2006-07-07 | ||
| CN200620124336.X | 2006-07-07 | ||
| CN 200620122726 CN200939174Y (en) | 2006-07-07 | 2006-07-25 | Slide fork-type jaw rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200939174Y true CN200939174Y (en) | 2007-08-29 |
Family
ID=38745365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620122726 Expired - Fee Related CN200939174Y (en) | 2006-07-07 | 2006-07-25 | Slide fork-type jaw rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200939174Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110693620A (en) * | 2019-09-17 | 2020-01-17 | 上海慧丰牙科技术有限公司 | Lifting measuring device for reference closing plane plate of denture biting frame |
-
2006
- 2006-07-25 CN CN 200620122726 patent/CN200939174Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110693620A (en) * | 2019-09-17 | 2020-01-17 | 上海慧丰牙科技术有限公司 | Lifting measuring device for reference closing plane plate of denture biting frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070829 |