阅读说明：本技术 一种金属支架可摘局部义齿 (Removable partial denture of metal support ) 是由 吕庆海 于 2021-02-02 设计创作，主要内容包括：本发明适用于义齿安装技术领域,提供了一种金属支架可摘局部义齿,包括：残齿根,所述残齿根固定位于口腔内部,所述残齿根内部固定安装有第一安装板,所述第一安装板上固定安装有定位柱,所述残齿根外部套设有义齿外壳,所述义齿外壳顶部内壁上固定安装有第二安装板,所述第二安装板底面上固定安装有第一支撑柱,所述第一支撑柱底部固定安装有定位装置,该装置通过外部控制转盘旋转,来带动内部的结构运动,通过螺旋齿和连动槽的配合来驱动装置运转,最终实现义齿从内部固定的效果,固定紧固,无松动,固定效果好。(The invention is suitable for the technical field of false tooth installation, and provides a removable partial false tooth with a metal bracket, which comprises: incomplete tooth root, incomplete tooth root is fixed to be located inside the oral cavity, the inside fixed mounting of incomplete tooth root has first mounting panel, fixed mounting has the reference column on the first mounting panel, the outside cover of incomplete tooth root is equipped with the artificial tooth shell, fixed mounting has the second mounting panel on the inner wall of artificial tooth shell top, fixed mounting has first support column on the second mounting panel bottom surface, first support column bottom fixed mounting has positioner, and the device is rotatory through the external control carousel, drives inside structure motion, comes the drive arrangement operation through the cooperation in spiral tooth and interlock groove, finally realizes the effect of artificial tooth from inside fixed, and fixed fastening is not hard up, and is fixed effectual.)

1. A metal bracket removable partial denture, comprising: incomplete tooth root (1), its characterized in that, inside incomplete tooth root (1) is fixed to be located the oral cavity, incomplete tooth root (1) inside fixed mounting has first mounting panel (2), fixed mounting has reference column (3) on first mounting panel (2), incomplete tooth root (1) outside cover is equipped with artificial tooth shell (4), fixed mounting has second mounting panel (5) on artificial tooth shell (4) top inner wall, fixed mounting has first support column (6) on second mounting panel (5) bottom surface, first support column (6) bottom fixed mounting has positioner (7).

2. The metal bracket removable partial denture according to claim 1, wherein the positioning device (7) comprises a first fixing plate (71), the top surface of the first fixing plate (71) is fixedly connected with the bottom surface of the first supporting column (6), a first connecting plate (72) is arranged at the side of the first fixing plate (71), a second fixing plate (73) is fixedly arranged at the bottom of the first connecting plate (72), a first positioning hole (74) is arranged in the middle of the first fixing plate (71) and the second fixing plate (73), and the positioning column (3) passes through the first positioning hole (74); a fixed supporting column (75) is fixedly mounted on the bottom surface of the second mounting plate (5), a guide sliding groove (76) is formed in the side portion of the fixed supporting column (75), a sliding plate (77) is arranged in the guide sliding groove (76), a first linkage tooth groove (78) and a second linkage tooth groove (79) are respectively formed in two sides of the sliding plate (77), a second connecting plate (710) is fixedly mounted on the side portion of the fixed supporting column (75), a first circular ring (711) is fixedly mounted on one side, close to the first linkage tooth groove (78), of the second connecting plate (710), a first circular disc (712) is connected to one side, far away from the second connecting plate (710), of the first circular ring (711), a first spiral tooth (713) is fixedly mounted on one side, close to the first linkage tooth groove (78), of the first spiral tooth (713) is meshed with the first linkage tooth groove (78), one surface, far away from the first spiral tooth (713), of the first disc (712) is fixedly provided with a linkage column (715), one end, far away from the first gear (714), of the linkage column (715) is connected with a bearing of the false tooth shell (4), one end, located outside the false tooth shell (4), of the linkage column (715) is provided with a first rotating disc (719), and the first rotating disc (719) is provided with a circular hole (720); the first fixing plate (71) is fixedly provided with a first supporting seat (721), the first supporting seat (721) is in bearing connection with a first rotating shaft (722), two sides of the first rotating shaft (722) are respectively provided with a second disc (723) and a first trapezoidal gear (724), one side of the second disc (723) is fixedly provided with a second spiral tooth (725), the second spiral tooth (725) is meshed with a second linkage tooth groove (79), the first fixing plate (71) is fixedly provided with a second supporting seat (726), the second supporting seat (726) is in bearing connection with a second trapezoidal gear (727), the second trapezoidal gear (727) is meshed with the first trapezoidal gear (724), the middle part of the second trapezoidal gear (727) is fixedly provided with a main rotating rod (728), two ends of the main rotating rod (728) are fixedly provided with first connecting plates (729), fixed mounting has guide post (730) on first even board (729), fixed mounting has erection column (731) on first fixed plate (71), slidable sleeve is equipped with first set of post (732) on erection column (731), first set of post (732) lateral part fixed mounting has first connecting rod (733) and second connecting rod (734), first connecting rod (733) and second connecting rod (734) bottom fixed mounting have second set of post (735) and third set of post (736), second set of post (735) and third set of post (736) cover are established on guide post (730), bearing connection has second rotation axis (737) on first fixed plate (71), second rotation axis (737) one end fixed mounting has third trapezoidal gear (738), third trapezoidal gear (738) meshes with second trapezoidal gear (727), second rotation axis (737) bottom fixed mounting has second gear (739), fixed mounting has support rod frame (740) on first fixed plate (71), sliding sleeve is equipped with first slider (741) on support rod frame (740), first tooth's socket (742) are installed to first slider (741) bottom, first rack (743) is installed to first slider (741) lateral part, first rack (743) meshes with second gear (739) mutually, fixed mounting has locating rod frame (744) on second fixed plate (73), sliding sleeve is equipped with second slider (745) on locating rod frame (744), second tooth's socket (746) are installed at second slider (745) top, meshing mutually of first tooth's socket (742) and second tooth's socket (746), locating plate (747) are installed to second slider (745) lateral part.

3. The removable partial denture with a metal bracket according to claim 2, wherein a positioning piece (748) is fixedly installed on the positioning plate (747), a positioning groove (749) is formed on the side of the positioning column (3), and the positioning piece (748) is matched with the positioning groove (749).

4. A metal-frame removable partial denture according to claim 2, wherein the height of the second support seat (726) is greater than the length of the first connecting plate (729).

5. A metal-frame removable partial denture according to claim 2, wherein the diameter of the inscribed circle of the first positioning hole (74) is larger than the diameter of the circumscribed circle of the positioning post (3).

6. A metal-frame removable partial denture according to claim 2, wherein the height of the mounting post (731) is greater than twice the length of the first link plate (729).

7. A metal frame removable partial denture according to claim 1, wherein the inner wall of the bottom of the denture shell (4) is provided with a sealing rubber pad.

Technical Field

The invention belongs to the technical field of false tooth installation, and particularly relates to a removable partial false tooth of a metal bracket.

Background

The denture is what is commonly called a "denture". Just like "leg prosthesis" and "prosthetic limb" are referred to as "prosthetic limb", a "denture" means that the human being is "obligated" to the utmost. The medical science is a general term for restorations made after partial or all teeth of the upper and lower jaws are lost. The artificial tooth is divided into removable type and fixed type. Fixed dentures (commonly known as "fixed dentures") are not worn by the patient himself, while removable dentures (commonly known as "removable dentures") are worn by the patient easily.

Most of common false teeth are adhered to the tooth root through medical glue, the fixing effect of the mode is poor, the false teeth can automatically fall off after being used for a long time, the false teeth cannot be used for multiple times, and although the cost is low, the service life is short.

Disclosure of Invention

The embodiment of the invention aims to provide a removable partial denture with a metal bracket, and aims to solve the problems that most of common dentures are adhered to the tooth root by medical glue, the fixing effect is poor, the dentures can automatically fall off after a long time, the dentures cannot be used for multiple times, and the service life is short although the cost is low.

The embodiment of the invention is realized in such a way that the partial denture with the removable metal bracket comprises: incomplete tooth root, incomplete tooth root is fixed to be located inside the oral cavity, the inside fixed mounting of incomplete tooth root has first mounting panel, fixed mounting has the reference column on the first mounting panel, the outside cover in incomplete tooth root is equipped with artificial tooth shell, fixed mounting has the second mounting panel on the inner wall of artificial tooth shell top, fixed mounting has first support column on the second mounting panel bottom surface, first support column bottom fixed mounting has positioner.

Preferably, the positioning device comprises a first fixing plate, the top surface of the first fixing plate is fixedly connected with the bottom surface of the first support column, a first connecting plate is mounted on the side of the first fixing plate, a second fixing plate is fixedly mounted at the bottom of the first connecting plate, a first positioning hole is formed in the middle of the first fixing plate and the second fixing plate, and the positioning column penetrates through the first positioning hole; a fixed support column is fixedly arranged on the bottom surface of the second mounting plate, a guide sliding groove is arranged on the side part of the fixed support column, a sliding plate is arranged in the guide sliding groove, a first linkage tooth groove and a second linkage tooth groove are respectively arranged on two sides of the sliding plate, a second connecting plate is fixedly arranged on the side part of the fixed support column, a first ring is fixedly arranged on one side, close to the first linkage tooth groove, of the second connecting plate, a first disc is connected to one side, far away from the second connecting plate, of the first ring through a bearing, a first spiral tooth is fixedly arranged on one side, close to the first linkage tooth groove, of the first disc, the first spiral tooth is meshed with the first linkage tooth groove, a linkage column is fixedly arranged on one side, far away from the first spiral tooth, of the first disc, one end, far away from the first gear, of the linkage column is connected with a bearing of the false tooth shell, and a first rotating disc is arranged at, the first rotating disc is provided with a round hole; the fixed mounting has the first supporting seat on the first fixed plate, bearing connection has the first rotation axis on the first supporting seat, second disc and first trapezoidal gear are installed respectively to first rotation axis both sides, second disc one side fixed mounting has the second helical tooth, the second helical tooth meshes with the second linkage tooth's socket mutually, fixed mounting has the second supporting seat on the first fixed plate, bearing connection has the second trapezoidal gear on the second supporting seat, the second trapezoidal gear meshes with the first trapezoidal gear mutually, fixed mounting has main swing arm in the middle part of the second trapezoidal gear, fixed mounting has the first link plate at main swing arm both ends, fixed mounting has the guide post on the first link plate, fixed mounting has the erection column on the first fixed plate, sliding sleeve is equipped with the first set of post on the erection column, fixed mounting has first connecting rod and second connecting rod on the first set of post side, the guide post is characterized in that a second sleeve post and a third sleeve post are fixedly arranged at the bottoms of the first connecting rod and the second connecting rod, the second sleeve post and the third sleeve post are sleeved on the guide post, a second rotating shaft is connected to the first fixing plate through a bearing, a third trapezoidal gear is fixedly arranged at one end of the second rotating shaft and meshed with the second trapezoidal gear, a second gear is fixedly arranged at the bottom of the second rotating shaft, a supporting rod frame is fixedly arranged on the first fixing plate, a first slider is sleeved on the supporting rod frame in a sliding manner, a first tooth socket is arranged at the bottom of the first slider, a first rack is arranged at the side part of the first slider, the first rack is meshed with the second gear, a positioning rod frame is fixedly arranged on the second fixing plate, a second slider is sleeved on the positioning rod frame in a sliding manner, and a second tooth socket is arranged at the top of the second slider, the first tooth groove is meshed with the second tooth groove, and the positioning plate is installed on the side portion of the second sliding block.

Preferably, a positioning piece is fixedly mounted on the positioning plate, a positioning groove is formed in the side portion of the positioning column, and the positioning piece is matched with the positioning groove.

Preferably, the height of the second supporting seat is greater than the length of the first connecting plate.

Preferably, the diameter of the inscribed circle of the first positioning hole is larger than the diameter of the circumscribed circle of the positioning column.

Preferably, the height of the mounting post is greater than twice the length of the first web.

Preferably, the inner wall of the bottom of the denture shell is provided with a sealing rubber pad.

The removable partial denture with the metal bracket provided by the embodiment of the invention has the following beneficial effects:

the device is rotatory through the external control carousel, drives inside structure motion, comes the drive arrangement operation through the cooperation of helical tooth and interlock groove, finally realizes the effect that the artificial tooth is fixed from inside, and fixed fastening is not hard up, and is fixed effectual.

Drawings

Fig. 1 is a schematic structural view of a removable partial denture with a metal bracket according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

fig. 4 is a schematic structural view of a first helical tooth of a removable partial denture of a metal bracket according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a removable partial denture first fixing plate of a metal bracket according to an embodiment of the present invention;

FIG. 6 is an enlarged view of a portion of FIG. 6 at C;

FIG. 7 is a perspective view of the structure at C in FIG. 6;

fig. 8 is a schematic structural view of a first slider and a second slider of a removable partial denture of a metal bracket according to an embodiment of the present invention;

fig. 9 is a perspective view of a first slider and a second slider of a removable partial denture of a metal bracket according to an embodiment of the present invention.

In the drawings: 1. stump root; 2. a first mounting plate; 3. a positioning column; 4. a denture shell; 5. a second mounting plate; 6. a first support column; 7. a positioning device; 71. a first fixing plate; 72. a first connecting plate; 73. a second fixing plate; 74. a first positioning hole; 75. fixing the support columns; 76. a guide sliding groove; 77. a sliding plate; 78. a first linkage tooth slot; 79. a second linkage tooth groove; 710. a second connecting plate; 711. a first circular ring; 712. a first disc; 713. a first helical tooth; 715. a linkage column; 719. a first turntable; 720. a circular hole; 721. a first support base; 722. a first rotating shaft; 723. a second disc; 724. a first trapezoidal gear; 725. a second helical tooth; 726. a second support seat; 727. a second trapezoidal gear; 728. a main rotating rod; 729. a first connecting plate; 730. a guide post; 731. mounting a column; 732. a first set of columns; 733. a first link; 734. a second link; 735. a second set of columns; 736. a third set of columns; 737. a second rotation shaft; 738. a third trapezoidal gear; 739. a second gear; 740. a support bar frame; 741. a first slider; 742. a first tooth slot; 743. a first rack; 744. a positioning rod holder; 745. a second slider; 746. a second tooth slot; 747. positioning a plate; 748. a positioning member; 749. and (6) positioning a groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, in the embodiment of the present invention, the method includes: incomplete tooth root 1, incomplete tooth root 1 is fixed to be located inside the oral cavity, 1 inside fixed mounting of incomplete tooth root has first mounting panel 2, fixed mounting has reference column 3 on first mounting panel 2, 1 outside cover in incomplete tooth root is equipped with artificial tooth shell 4, fixed mounting has second mounting panel 5 on the inner wall of 4 tops of artificial tooth shell, fixed mounting has first support column 6 on 5 bottom surfaces of second mounting panel, 6 bottom fixed mounting of first support column has positioner 7.

As shown in fig. 1 to 9, in the embodiment of the present invention, the positioning device 7 includes a first fixing plate 71, a top surface of the first fixing plate 71 is fixedly connected to a bottom surface of the first support column 6, a first connecting plate 72 is installed at a side portion of the first fixing plate 71, a second fixing plate 73 is fixedly installed at a bottom portion of the first connecting plate 72, a first positioning hole 74 is opened at a middle portion of the first fixing plate 71 and the second fixing plate 73, and the positioning column 3 passes through the first positioning hole 74; a fixed supporting column 75 is fixedly installed on the bottom surface of the second installing plate 5, a guiding sliding groove 76 is installed on the side portion of the fixed supporting column 75, a sliding plate 77 is installed inside the guiding sliding groove 76, a first interlocking tooth groove 78 and a second interlocking tooth groove 79 are respectively installed on two sides of the sliding plate 77, a second connecting plate 710 is fixedly installed on the side portion of the fixed supporting column 75, a first circular ring 711 is fixedly installed on one side of the second connecting plate 710 close to the first interlocking tooth groove 78, a first circular disc 712 is connected to one side of the first circular ring 711 far away from the second connecting plate 710 through a bearing, a first spiral tooth 713 is fixedly installed on one side of the first circular disc 712 close to the first interlocking tooth groove 78, the first spiral tooth 713 is meshed with the first interlocking tooth groove 78, an interlocking column 715 is fixedly installed on one side of the first circular disc 712 far away from the first spiral tooth 713, one end of the interlocking column 715 far away from the first gear 714 is connected with a bearing of, a first rotating disc 719 is installed at one end of the linkage column 715 positioned outside the false tooth shell 4, and a round hole 720 is formed in the first rotating disc 719; the first fixing plate 71 is fixedly provided with a first supporting seat 721, the first supporting seat 721 is in bearing connection with a first rotating shaft 722, two sides of the first rotating shaft 722 are respectively provided with a second disc 723 and a first trapezoidal gear 724, one side of the second disc 723 is fixedly provided with a second spiral tooth 725, the second spiral tooth 725 is meshed with a second linkage tooth socket 79, the first fixing plate 71 is fixedly provided with a second supporting seat 726, the second supporting seat 726 is in bearing connection with a second trapezoidal gear 727, the second trapezoidal gear 727 is meshed with the first trapezoidal gear 724, the middle of the second trapezoidal gear 727 is fixedly provided with a main rotating rod 728, two ends of the main rotating rod 728 are fixedly provided with first connecting plates 729, the first connecting plates 729 are fixedly provided with guide columns 730, the first fixing plate 71 is fixedly provided with mounting columns 731, the mounting columns 731 is slidably sleeved with first sleeves 732, a first connecting rod 733 and a second connecting rod 734 are fixedly installed at the side of the first sleeve column 732, a second sleeve column 735 and a third sleeve column 736 are fixedly installed at the bottom of the first connecting rod 733 and the second connecting rod 734, the second sleeve column 735 and the third sleeve column 736 are sleeved on the guide column 730, a second rotating shaft 737 is in bearing connection with the first fixing plate 71, a third trapezoidal gear 738 is fixedly installed at one end of the second rotating shaft 737, the third trapezoidal gear 738 is engaged with the second trapezoidal gear 727, a second gear 739 is fixedly installed at the bottom of the second rotating shaft 737, a supporting rod bracket 740 is fixedly installed on the first fixing plate 71, a first sliding block 741 is slidably sleeved on the supporting rod bracket 740, a first tooth space 742 is installed at the bottom of the first sliding block 741, a first 743 rack 743 is installed at the side of the first sliding block 741, the first rack 743 is engaged with the second gear 739, a positioning rod rack 744 is fixedly mounted on the second fixing plate 73, a second slider 745 is slidably sleeved on the positioning rod rack 744, a second toothed slot 746 is mounted at the top of the second slider 745, the first toothed slot 742 is engaged with the second toothed slot 746, and a positioning plate 747 is mounted at the side of the second slider 745.

When the denture shell 4 is required to be installed, the denture shell 4 is only required to be sleeved on the stump root 1, the positioning column 3 penetrates through the first positioning hole 74, then the medical hook is used to hook the round hole 720 on the first rotary disk 719 to drive the first rotary disk 719 to rotate, the first rotary disk 719 can drive the first circular disk 712 through the linkage column 715, the first spiral tooth 713 is enabled to rotate synchronously, the sliding plate 77 is driven to descend through the first linkage tooth space 78, the sliding plate 77 can drive the second spiral tooth 725 to rotate through the second linkage tooth space 79, the second circular disk 723 is enabled to rotate to drive the first trapezoidal gear 724 to rotate, the first trapezoidal gear 724 can drive the main rotary rod 728 to rotate through the second trapezoidal gear 727, the first connecting plate 729 can be driven to rotate when the main rotary rod 728 rotates, as shown in fig. 6 and 7, the first set column 732 can drive the guide column 730 to rotate through the second set column 735 and the third set column 736, therefore, the main swing rods 728 on the other side are driven to rotate, as shown in fig. 5, the effect of synchronous rotation of the four main swing rods 728 is achieved, the second trapezoidal gear 727 drives the second rotating shaft 737 to rotate through the third trapezoidal gear 738, the second gear 739 is further driven to rotate, the first sliding block 741 is driven to slide through the first rack 743, the second sliding block 745 is driven to approach the positioning column 3 through the matching between the first tooth socket 742 and the second tooth socket 746, and finally the positioning column 3 is clamped through the positioning plate 747, so that the denture shell 4 is fixed.

In the embodiment of the present invention, a positioning element 748 is fixedly mounted on the positioning plate 747, a positioning groove 749 is formed on a side portion of the positioning column 3, and the positioning element 748 is matched with the positioning groove 749.

In the embodiment of the present invention, the height of the second supporting seat 726 is greater than the length of the first link plate 729.

In the embodiment of the present invention, the diameter of the inscribed circle of the first positioning hole 74 is larger than the diameter of the circumscribed circle of the positioning column 3.

In the present embodiment, the height of the mounting post 731 is greater than twice the length of the first link plate 729.

In the embodiment of the invention, a sealing rubber pad is arranged on the inner wall of the bottom of the false tooth shell 4.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.