CN210811661U

CN210811661U - Anti-loosening false tooth

Info

Publication number: CN210811661U
Application number: CN201921215203.7U
Authority: CN
Inventors: 方静
Original assignee: Nanjing Jingyi Denture Co ltd
Current assignee: Nanjing Jingyi Denture Co ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-06-23
Anticipated expiration: 2029-07-30

Abstract

The utility model relates to an anti-loosening artificial tooth, including the artificial tooth body left the incomplete tooth root of chinese dian, transversely be provided with the connecting block in the middle of the artificial tooth body inner chamber, connecting block lower extreme fixedly connected with threaded rod, the threaded rod lower extreme runs through the bottom of artificial tooth body, incomplete tooth root screw thread through connection has the screw thread post, the outside cover that extends to the position at incomplete tooth root top on the screw thread post is equipped with the mounting disc, the mounting disc inner chamber passes through the connecting block and is connected with the extension end rotation of screw thread post upper end. The utility model discloses the screw thread mounting means who sets up installs the artificial tooth body on the mounting disc of screw thread post and connection, also is convenient for the later stage when the installation is fastened more to the dismantlement and the change of artificial tooth body, and need not the secondary and causes the damage to the incomplete tooth root and exempt from misery for the patient.

Description

Anti-loosening false tooth

Technical Field

The utility model relates to an artificial tooth field of relevance, concretely relates to locking artificial tooth that takes off.

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.

For example, chinese patent application No. CN201520061057.2 discloses an anti-drop denture, which comprises a denture and a connecting body between the denture and the stump, wherein the denture is disposed on the stump, the fixing member is embedded in the denture, the connecting body comprises a connecting surface, a convex body integrated with the connecting surface is disposed on the connecting surface, three columns perpendicularly connected with the connecting surface are disposed below the connecting surface, and the columns are inserted into the stump.

However, the conventional denture and the connection structure have poor overall firmness, are easily loosened when the denture is chewed for a long time, and are loosened, so that the denture is loosened, and meanwhile, when the denture is subsequently replaced, the connection structure installed in the residual tooth root needs to be loosened for the second time, so that the patient suffers from secondary installation pain. Therefore, the utility model relates to an anti-loosening false tooth solves the problem that the above-mentioned background proposed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to the not enough of prior art, the utility model provides an anti-loosening artificial tooth solves above-mentioned problem as far as possible.

The utility model discloses a following technical scheme realizes:

the utility model provides an anti-loosening artificial tooth, includes that the artificial tooth body leaves the incomplete tooth root of chinese dian, transversely be provided with first connecting block in the middle of the artificial tooth body inner chamber, first connecting block lower extreme fixedly connected with threaded rod, the threaded rod lower extreme runs through the bottom of artificial tooth body, incomplete tooth root screw thread through connection has the screw thread post, the outside cover that extends to the position at incomplete tooth root top on the screw thread post is equipped with the mounting disc, the mounting disc inner chamber passes through the second connecting block and is connected with the extension end rotation on the screw thread post.

Preferably, the screw thread post inner chamber is provided with the mounting groove, the mounting groove inner wall is smooth, and mounting groove inner wall and threaded rod longitudinal sliding contact.

Preferably, two groups of guide rods are longitudinally inserted at the bottom of the mounting groove, two groups of guide grooves are longitudinally arranged in the inner cavity of the threaded rod, and the two groups of guide rods are in butt-joint sliding fit with the two groups of guide grooves.

Preferably, the first half of the inner side wall of the second connecting block is provided with threads, the threads of the first half of the inner side wall of the second connecting block are in threaded connection with the outer side wall of the threaded rod, the lower half of the inner side wall of the second connecting block is provided with a bearing, and the lower half of the inner side wall of the second connecting block is rotatably connected with the outer side of the extending end of the threaded column through the bearing.

Preferably, an arc-shaped groove is formed in the upper end of the mounting disc, the bottom of the artificial tooth body is arc-shaped and protruding, and the bottom of the artificial tooth body is in butt joint with the upper end of the mounting disc.

The utility model has the advantages that:

the utility model discloses a lay in advance and install the mounting disc of being connected on the screw post and the screw post in the incomplete tooth root in oral cavity, through the guide way butt joint guide bar back of the threaded rod bottom of pegging graft with the artificial tooth inner chamber, rotate the threaded rod of mounting disc drive connecting block threaded connection artificial tooth body inner chamber, under the butt joint of guide bar and guide way is spacing, realize that the artificial tooth body descends until the contact mounting disc realizes fixed mounting. The utility model discloses the screw thread mounting means installation that sets up is more fastened, the later stage of also being convenient for simultaneously to the dismantlement and the change of artificial tooth body, and need not the secondary and cause the damage to incomplete tooth root and reduce or exempt from misery for the patient.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic sectional view of the structure of the present invention;

fig. 2 is a schematic structural view of the screw post and the mounting plate of fig. 1 according to the present invention;

fig. 3 is a sectional view of the threaded rod of fig. 1 according to the present invention.

In the figure: 1-false tooth body, 2-incomplete tooth root, 3-first connecting block, 4-threaded rod, 5-threaded column, 51-mounting groove, 6-mounting disc, 7-second connecting block, 71-bearing, 8-guide rod and 9-guide groove.

Detailed Description

The drawings in the embodiments of the present invention clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1-3, an anti-loosening artificial tooth, including the artificial tooth body 1 left-falling residual tooth root 2, transversely be provided with first connecting block 3 in the middle of the artificial tooth body 1 inner chamber, 3 lower extreme fixedly connected with threaded rod 4 of first connecting block, 4 lower extremes of threaded rod run through the bottom of artificial tooth body 1, 2 screw thread through connections of residual tooth root have

screw post

5, 5 outer side covers of the position that the upper end of screw post extends to 2 tops of residual tooth root are equipped with

mounting disc

6, 6 inner chambers of mounting disc are connected with the extension end rotation of 5 upper ends of screw post through second connecting block 7.

Specifically, 5 inner chambers of screw thread post are provided with mounting groove 51, and the mounting groove 51 inner wall is smooth, and mounting groove 51 inner wall and the longitudinal sliding contact of threaded rod 4 realize the installation of accomodating of threaded rod 4 in mounting groove 5. The bottom of the mounting groove 51 is longitudinally inserted with two groups of guide rods 8, the inner cavity of the threaded rod 4 is longitudinally provided with two groups of guide grooves 9, the two groups of guide rods 8 are in butt-joint sliding fit with the two groups of guide grooves 9, the rotation of the second connecting block 7 driving the threaded rod 4 can be limited, and the false tooth body 1 is mounted by the lifting of the threaded rod 4. The upper half part of the inner side wall of the second connecting block 7 is provided with threads, the threads of the upper half part of the inner side wall of the second connecting block 7 are in threaded connection with the outer side wall of the threaded rod 4, the lower half part of the inner side wall of the second connecting block 7 is provided with a bearing 71, and the lower half part of the inner side wall of the second connecting block 7 is rotatably connected with the outer side of the extending end of the threaded column 5 through the bearing. The installation disc 6 upper end is provided with the arc recess, and 1 bottom of artificial tooth body is the protruding form of arc, and 1 bottom of artificial tooth body and the cooperation of 6 upper ends butt joints of installation disc, both can be convenient for manual rotation to the installation of artificial tooth body 1, also can avoid the contact gap that exists behind the incomplete tooth root 2 of 1 direct mount of artificial tooth body.

The utility model is characterized in that the threaded column 5 and the mounting plate 6 which is rotationally connected with the upper end of the threaded column 5 are arranged on the residual tooth root 2 of the oral cavity of the patient in advance, when the subsequent false tooth body 1 is installed, the threaded rod 4 in threaded connection with the first connecting block 3 in the inner cavity of the false tooth body 1 is in butt joint with the installation groove 51 in the inner cavity of the threaded column 5, and two groups of guide grooves 9 in the inner cavity of the threaded rod 4 are butted with two groups of guide rods 8 arranged in the mounting groove 51, meanwhile, the thread on the outer wall of the threaded rod 4 is matched with the thread on the inner wall of the second connecting block 7 on the inner side of the mounting plate 6, the mounting disc 6 is rotated through the second connecting block 7 and the connecting bearing 71 on the outer side of the threaded column 5, so that the threaded rod 4 drives the denture body 1 to descend along the direction of the guide rod 8 to be mounted in the mounting groove 51 until the lower end of the denture body 1 is in butt contact with the upper end of the mounting disc 6, and the denture body 1 is mounted. After the subsequent replacement of the denture body 1, the denture body 1 can be taken out by reversely rotating the mounting disc 6, the threaded column 5 and the mounting disc 6 do not need to be replaced, and the damage to the residual tooth root of the patient and the pain to the patient during secondary replacement are reduced. And the mounting disc 6 is in butt joint fit with the bottom of the artificial tooth body 1, so that the artificial tooth body 1 can be conveniently mounted by manual rotation, and a contact gap existing after the artificial tooth body 1 is directly mounted on the residual tooth root 2 can be avoided.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Claims

1. An anti-loosening denture, which is characterized in that: including artificial tooth body (1) the incomplete root of tooth (2) of being left, transversely be provided with first connecting block (3) in the middle of artificial tooth body (1) inner chamber, first connecting block (3) lower extreme fixedly connected with threaded rod (4), threaded rod (4) lower extreme runs through the bottom of artificial tooth body (1), incomplete root of tooth (2) screw thread through connection has screw thread post (5), the outside cover that extends to the position at incomplete root of tooth (2) top on screw thread post (5) is equipped with mounting disc (6), the extension end rotation of mounting disc (6) inner chamber through second connecting block (7) and screw thread post (5) upper end is connected.

2. A release resistant denture as claimed in claim 1, wherein: the threaded column (5) inner chamber is provided with mounting groove (51), mounting groove (51) inner wall is smooth, and mounting groove (51) inner wall and threaded rod (4) longitudinal sliding contact.

3. A release resistant denture as claimed in claim 2, wherein: two groups of guide rods (8) are longitudinally inserted at the bottom of the mounting groove (51), two groups of guide grooves (9) are longitudinally arranged in the inner cavity of the threaded rod (4), and the two groups of guide rods (8) are in butt joint sliding fit with the two groups of guide grooves (9).

4. A release resistant denture as claimed in claim 1, wherein: the first half of second connecting block (7) inside wall is provided with the screw thread, and the screw thread of first half of second connecting block (7) inside wall and threaded rod (4) lateral wall threaded connection, second connecting block (7) inside wall the latter half sets up bearing (71), and second connecting block (7) inside wall the latter half passes through bearing (71) and extends the end outside rotation with screw thread post (5) and be connected.

5. A release resistant denture as claimed in claim 1, wherein: the artificial tooth is characterized in that an arc-shaped groove is formed in the upper end of the mounting disc (6), the bottom of the artificial tooth body (1) is arc-shaped and protruding, and the bottom of the artificial tooth body (1) is in butt joint with the upper end of the mounting disc (6).