Tooth arrangement device

Abstract

The utility model discloses a tooth arrangement device, which relates to the field of mouth rehabilitation and comprises an upper pressing plate, a lower pressing plate is arranged below the upper pressing plate in parallel, threaded blocks are in threaded connection with the interiors of the upper pressing plate and the lower pressing plate, and a spring is movably connected between the two groups of threaded blocks. The interior of the upper pressing plate is rotationally connected with a first mounting rod through a ball shaft, and the interior of the lower pressing plate is rotationally connected with a second mounting rod through a ball shaft. By shifting and twisting the threaded rod, the first mounting rod and the second mounting rod which are in threaded connection with two sections of threads with different thread directions on the outer ring of the threaded rod can move in the opposite directions or away from each other, so that the distance between the two groups of pressing plates can be conveniently adjusted, and meanwhile, the upper pressing plate and the lower pressing plate can be subjected to angle adjustment change; when the spring is used for a long time and the elastic potential energy of the spring is weakened to influence the use of the whole tooth arrangement device, the threaded block is twisted to separate the threaded block from the first threaded groove, so that the spring can be replaced and mounted, and the service life of the whole tooth arrangement device is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of oral cavity restoration, and specifically relates to a tooth arrangement device. BACKGROUND

[0002] Oral cavity restoration is a method for improving oral cavity health and appearance through various ways. It includes tooth correction, tooth implantation, medical cosmetology and various technologies aiming at restoring the function and appearance of teeth while maintaining the overall health of the oral cavity, wherein the tooth arrangement device can quickly and accurately determine the ideal position of each artificial tooth according to the oral cavity anatomy and tooth arrangement principles. This avoids the repeated adjustment that may occur in the traditional tooth arrangement method, greatly shortening the time required for tooth arrangement.

[0003] The existing Chinese patent authorization announcement number: CN220632281U discloses an oral cavity restoration tooth arrangement device, which comprises a first pressing plate and a second pressing plate, the surface of the first pressing plate is fixedly provided with a mounting piece, the surface of the mounting piece is fixedly provided with an adjusting block, the inside of the adjusting block is provided with a gear for adjustment, the surface of the gear is provided with a round rod for control, one end of the round rod is provided with a knob for rotation, the surface of the gear is engagedly connected with a rack, and the surface of the rack is fixedly connected with an adjusting column. The oral cavity restoration tooth arrangement device is provided with the adjusting block, the gear, the round rod, the knob, the rack and the adjusting column, which can support and fix the patient's oral cavity, the doctor can rotate the knob to drive the round rod and the gear to rotate, the rack can move up and down at the moment, so that the distance between the upper and lower bottom plates can be adjusted, which is beneficial to supporting the patient's oral cavity and facilitating the doctor to arrange teeth.

[0004] The tooth arrangement device has the following problems when in use: the spring has a reduced elastic potential after being used for a long time, which may affect the subsequent use of the entire tooth arrangement device and cause difficulties for the doctor.

[0005] Therefore, it is necessary to invent a tooth arrangement device to solve the above problems. UTILITY MODEL CONTENT

[0006] The utility model aims at providing a tooth arrangement device to solve the problem that the spring has a reduced elastic potential after being used for a long time, which may affect the subsequent use of the entire tooth arrangement device and cause difficulties for the doctor.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a tooth aligner, including upper pressing plate, the lower side of upper pressing plate is provided with lower pressing plate in parallel, and the inside of upper pressing plate and lower pressing plate is all screw thread connection with threaded block, and the spring is movably connected between two groups of threaded blocks, the inside of upper pressing plate is rotatably connected with mounting rod no.

[0008] Preferably, the inside of the upper pressing plate and the lower pressing plate is provided with a threaded groove, and the threaded groove is screw thread connected with a threaded block, and the lower end of the threaded block screw thread connected in the upper pressing plate protrudes from the lower end of the threaded groove, the upper end of the threaded block screw thread connected in the lower pressing plate protrudes from the upper end of the threaded groove, which facilitates the subsequent movement of the upper and lower threaded blocks to facilitate the replacement of the spring movably connected between the two threaded blocks, prolonging the service life of the whole tooth aligner.

[0009] Preferably, the inside of the two threaded blocks is movably connected with a circular table one and a circular table two, the circular table one and the circular table two are fixedly connected, the outer diameter of the circular table one is slightly larger than the outer diameter of the circular table two, and the two groups of blocks connected by the circular table one and the circular table two are symmetrically arranged, ensuring that the blocks connected by the circular table one and the circular table two are movably connected with the threaded blocks without falling off.

[0010] Preferably, the blocks connected by the circular table one and the circular table two are movably connected with the inner wall of the movable groove reserved in the threaded block, ensuring that the blocks connected by the circular table one and the circular table two are movably connected with the threaded blocks without falling off.

[0011] Preferably, the spring is in the shape of a shuttle, and the upper and lower ends of the spring are fixedly connected with the outer walls of the two circular table two, respectively, to ensure that the stability of the spring is stronger.

[0012] Preferably, the outer circle of the threaded rod is provided with two segments of threads with opposite screw directions, and the two segments of threads in the outer circle of the threaded rod are screw thread connected with the threaded grooves two provided in the inside of the mounting rod one and the mounting rod two, respectively, the mounting rod one and the mounting rod two screw thread connected with the two segments of threads with different screw directions in the outer circle of the threaded rod can move towards or away from each other by twisting the threaded rod.

[0013] In the above technical scheme, the utility model provides the technical effect and advantage:

[0014] 1. The utility model discloses a threaded rod is twisted to the threaded rod outer ring two section screw direction different screw realization threaded connection's mounting rod one and mounting rod two can move towards or move away from each other, so that the interval between the two sets of pressing plates is conveniently adjusted, and the upper and lower pressing plates can be angularly adjusted, and the threaded connection has strong self-locking property, so that the angle control and interval control of the upper and lower pressing plates can be more stable.

[0015] 2. When the spring is used for a long time and its elastic potential energy is weakened to affect the use of the whole tooth aligner, the threaded block is twisted to make the threaded block and the threaded groove one separate, so that the spring can be replaced and installed, thereby ensuring the service life of the whole tooth aligner. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to make the technical personnel in the art better understand the technical scheme of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments described in the present utility model, and other drawings can also be obtained according to these drawings for the ordinary skilled in the art.

[0017] Figure 1 It is the overall structure of the utility model;

[0018] Figure 2 It is the overall structure of the utility model;

[0019] Figure 3 It is the internal structure of the threaded block (partially cut state) of the utility model;

[0020] Figure 4 It is the internal structure of the mounting rod (partially cut state) of the utility model.

[0021] Explanation of reference signs:

[0022] 1, upper pressing plate; 2, lower pressing plate; 3, threaded block; 4, threaded groove one; 5, spring; 6, circular table one; 7, circular table two; 8, movable groove; 9, mounting rod one; 10, mounting rod two; 11, threaded rod; 12, threaded groove two. DETAILED DESCRIPTION

[0023] In order to make the technical personnel in the art better understand the technical scheme of the present application, the utility model will be further introduced in detail below in combination with the drawings.

[0024] The utility model provides a threaded block, mounting rod one and mounting rod two Figures 1-4One of the shown tooth arrangement, including the upper pressure plate 1, the lower parallel to the lower pressure plate 2, and the upper pressure plate 1 and the lower pressure plate 2 are internally threaded with the threaded block 3, and the two groups of threaded block 3 between the movable connection with spring 5, the inside of the upper pressure plate 1 is connected with the mounting rod one 9 through the ball shaft, the inside of the lower pressure plate 2 is connected with the mounting rod two 10 through the ball shaft, and the mounting rod one 9 and the mounting rod two 10 are connected by the threaded rod 11.

[0025] The inside of the upper pressure plate 1 and the lower pressure plate 2 is provided with threaded groove one 4, and the threaded groove one 4 is internally threaded with the threaded block 3, and the lower end of the threaded block 3 threaded in the upper pressure plate 1 protrudes from the lower end of the threaded groove one 4, the upper end of the threaded block 3 threaded in the lower pressure plate 2 protrudes from the upper end of the threaded groove one 4, which is convenient for subsequent driving up and down two threaded blocks 3 in order to replace the spring 5 movably connected between the two threaded blocks 3, prolong the service life of the whole tooth arrangement.

[0026] The inside of the two threaded blocks 3 is movably connected with the circular table one 6 and the circular table two 7, the circular table one 6 and the circular table two 7 are fixedly connected, the outer diameter of the circular table one 6 is slightly larger than the outer diameter of the circular table two 7, and the two groups of blocks connected by the circular table one 6 and the circular table two 7 are symmetrically arranged, which ensures that the blocks connected by the circular table one 6 and the circular table two 7 are movably connected with the threaded block 3 without falling off.

[0027] The outer wall of the block composed of the circular table one 6 and the circular table two 7 is matched with the inner wall of the movable groove 8 reserved in the threaded block 3 and movably connected, which ensures that the block connected by the circular table one 6 and the circular table two 7 is movably connected with the threaded block 3 without falling off.

[0028] The spring 5 is shuttle-shaped, and the upper and lower ends of the spring 5 are fixedly connected with the outer wall of the two groups of circular table two 7 respectively, which ensures that the stability of the spring 5 is stronger.

[0029] The outer circle of the threaded rod 11 is provided with two segments of threads with opposite screw directions, and the two segments of threads on the outer circle of the threaded rod 11 are respectively connected with the threaded groove two 12 provided in the inside of the mounting rod one 9 and the mounting rod two 10, the threaded rod 11 is twisted, and the mounting rod one 9 and the mounting rod two 10 connected with the two segments of threads with different screw directions on the outer circle of the threaded rod 11 can move towards or away from each other.

[0030] Working principle: when using a tooth aligner, first, the distance between the upper and lower two pressing plates can be adjusted by rotating the threaded rod 11, when the threaded rod 11 rotates, the two threaded rods 9 and 10 with different thread directions set on the outer circle of the threaded rod 11 can move towards or away from each other, which facilitates the adjustment of the distance between the two sets of pressing plates, the threaded rod 9 and the threaded rod 10 are respectively connected with the upper pressing plate 1 and the lower pressing plate 2 through the ball shaft, and then the position of the threaded rod 9 and the threaded rod 10 changes, and the angle between the upper pressing plate 1 and the lower pressing plate 2 can be adjusted (the upper and lower pressing plates can be adjusted according to the direction indicated by the rotating arrow Figure 2 , the tooth aligner is more suitable for the patient's oral cavity.

[0031] At the same time, when the spring 5 is used for a long time, its elastic potential energy is weakened, which affects the use of the whole tooth aligner, the threaded block 3 is separated from the threaded groove 4, and the spring 5 can be replaced and installed, which ensures the service life of the whole tooth aligner, the synthetic block composed of the circular table 6 and the circular table 7 is movably arranged in the matching movable groove 8, which is more convenient for the threaded block 3 to be twisted, and the spring 5 can not rotate with the threaded block 3, so that the disassembly and replacement resistance is smaller.

[0032] The above only describes some exemplary embodiments of the present application by way of illustration, without doubt, for ordinary skilled in the art, without departing from the spirit and scope of the present application, the described embodiments can be modified in various ways. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the present application.

Claims

1. A dental articulator comprising an upper platen (1), characterized in that, The lower parallel to the upper pressing plate (1) is provided with lower pressing plate (2), and the inside of upper pressing plate (1) and lower pressing plate (2) are all screw thread connection with threaded block (3), and two groups of threaded block (3) are movably connected with spring (5), the inside of upper pressing plate (1) is rotatably connected with mounting rod one (9) through ball shaft, the inside of lower pressing plate (2) is rotatably connected with mounting rod two (10) through ball shaft, and mounting rod one (9) and mounting rod two (10) are screw connected through threaded rod (11).

2. The device of claim 1, wherein, The inside of the upper pressing plate (1) and the lower pressing plate (2) is provided with threaded groove one (4), and the threaded groove one (4) is screw connected with threaded block (3), and the lower end of threaded block (3) screw connected in the upper pressing plate (1) protrudes from the lower end of threaded groove one (4) notch, the upper end of threaded block (3) screw connected in the lower pressing plate (2) protrudes from the upper end of threaded groove one (4) notch.

3. The device of claim 1, wherein, The inside of two threaded blocks (3) is movably connected with circular table one (6) and circular table two (7), circular table one (6) and circular table two (7) are fixedly connected, the outer diameter of circular table one (6) is slightly larger than the outer diameter of circular table two (7), and the two groups of blocks connected by circular table one (6) and circular table two (7) are symmetrically arranged.

4. A dental aligner according to claim 3, wherein, The outer wall of the block composed of circular table one (6) and circular table two (7) is matched with the inner wall of the movable groove (8) reserved in the threaded block (3) and movably connected.

5. The device of claim 1, wherein, The spring (5) is shuttle-shaped, and the upper and lower ends of the spring (5) are fixedly connected with the outer walls of the upper and lower circular table two (7) respectively.

6. The device of claim 1, wherein, The outer circle of threaded rod (11) is provided with two sections of threads with opposite screw directions, and the upper and lower threads of threaded rod (11) are screw connected with the threaded grooves two (12) provided in the inside of mounting rod one (9) and mounting rod two (10) respectively.

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