CN114948312A

CN114948312A - Oral cavity corrector

Info

Publication number: CN114948312A
Application number: CN202210537737.1A
Authority: CN
Inventors: 陈丽军; 王培延; 谢璐婷
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-08-30

Abstract

The invention relates to an oral cavity corrector, which comprises a base and a bearing seat, wherein one side of the bearing seat, facing the base, is connected with the base through a lifting assembly, one side of the bearing seat, far away from the base, is fixedly provided with a U-shaped frame, two face clamping plates are symmetrically arranged on the inner side of the U-shaped frame, and the two face clamping plates are connected through a horizontal pushing assembly arranged at the side end of the U-shaped frame; the mouth opening device is characterized by further comprising two groups of horizontal pulling assemblies which are arranged on one side of the U-shaped frame and used for driving the mouth opening piece to move, wherein the horizontal pulling assemblies are connected with the horizontal pushing assemblies through first transmission assemblies; the top of U type frame articulates there are two head limiting plates, the head limiting plate is by installing driving piece drive motion on the U type frame, just the driving piece passes through the second transmission subassembly and connects horizontal pushing assembly. The invention has novel design, and synchronously fixes the face and the head of the patient when the mouth of the patient is opened.

Description

Oral cavity corrector

Technical Field

The invention relates to the technical field related to oral treatment, in particular to an oral cavity corrector.

Background

Orthodontics is the process of straightening teeth and relieving malocclusions and deformities. Orthodontics also is used for researching the etiology and mechanism of malocclusion deformity, diagnosing analysis and preventing and treating malocclusion deformity, and orthodontics in modern medical treatment can achieve the effect of beautifying teeth.

In the process of orthodontic treatment of teeth in the oral cavity, the mouth of a patient needs to be expanded and the patient needs to be corrected by a professional clamping tool, or the orthodontic device needs to be corrected, and the teeth are fixed and corrected by using the tooth socket after orthodontic treatment is finished, so that the teeth are prevented from being restored to original shapes.

The traditional orthodontics function appliances are various, but there are still some problems: most of the traditional orthodontics appliances with orthodontics function can not fix the face of a patient, so that the orthodontics process can not be accurately carried out, and the practicability of the appliances is reduced.

Disclosure of Invention

The present invention is directed to an oral cavity appliance that solves the problems set forth above in the background.

In order to achieve the purpose, the invention provides the following technical scheme:

an oral cavity corrector comprises a base and a bearing seat, wherein one side of the bearing seat, facing the base, is connected with the base through a lifting assembly, one side of the bearing seat, far away from the base, is fixedly provided with a U-shaped frame, two face clamping plates are symmetrically arranged on the inner side of the U-shaped frame, and the two face clamping plates are connected through a horizontal pushing assembly arranged at the side end of the U-shaped frame;

the mouth opening device is characterized by further comprising two groups of horizontal pulling assemblies which are arranged on one side of the U-shaped frame and used for driving the mouth opening piece to move, wherein the horizontal pulling assemblies are connected with the horizontal pushing assemblies through first transmission assemblies;

the top of U type frame articulates there are two head limiting plates, the head limiting plate is by installing driving piece drive motion on the U type frame, just the driving piece passes through the second transmission subassembly and connects horizontal pushing assembly.

As a further scheme of the invention: the lifting assembly comprises a first electric telescopic rod fixed on the base, and the movable end of the first electric telescopic rod is fixed with the bearing seat;

the bearing seat is characterized by further comprising two oppositely-arranged first connecting rods hinged to the bearing seat, one ends, far away from the bearing seat, of the first connecting rods are hinged to sliding blocks, and the sliding blocks are slidably mounted in sliding grooves formed in the base.

As a still further scheme of the invention: the horizontal pushing assembly comprises a third threaded sleeve rotatably mounted on the U-shaped frame, and the third threaded sleeve is connected with the horizontal pulling assembly and the driving piece through a first transmission assembly and a second transmission assembly respectively;

the third threaded sleeve is in threaded connection with a third threaded rod penetrating through the side wall of the U-shaped frame, and one end of the third threaded rod, far away from the third threaded sleeve, is hinged to the face clamping plate through a third connecting rod.

As a still further scheme of the invention: the horizontal pulling assembly comprises a second threaded sleeve which is rotationally connected with the third threaded sleeve through a first transmission assembly, and the second threaded sleeve is rotationally mounted on the U-shaped frame through a telescopic assembly;

a second threaded rod is connected to the inner side of the second threaded sleeve in a threaded manner, the second threaded rod is connected with the telescopic assembly through a sliding part, and the sliding part can move along the axial direction of the second threaded sleeve;

and the second threaded rod is detachably provided with a clamping piece for fixing the mouth opening piece.

As a still further scheme of the invention: the telescopic assembly comprises a telescopic frame fixed on the U-shaped frame and a second electric telescopic rod, the movable end of the telescopic frame is sleeved with a lantern ring outside the second threaded sleeve and fixed, and the movable end of the second electric telescopic rod is fixed with the movable end of the telescopic frame.

As a still further scheme of the invention: the first transmission assembly comprises a second threaded sleeve, a third threaded sleeve and a rotating ring, the rotating ring is sleeved on the second threaded sleeve and the third threaded sleeve respectively, the rotating ring is positioned on the transmission shaft between the second threaded sleeve and the third threaded sleeve, two rotating rings are sleeved on the transmission shaft, and the two rotating rings on the transmission shaft are fixed with the rotating rings on the second threaded sleeve and the third threaded sleeve respectively through a connecting frame;

the transmission shaft is further rotatably connected with the third threaded sleeve and the second threaded sleeve through a second transmission belt and a third transmission belt respectively.

As a still further scheme of the invention: the driving piece comprises a first threaded rod rotatably mounted on the U-shaped frame and a first threaded sleeve in threaded connection with the first threaded rod, and the first threaded sleeve is hinged with the head limiting plate through a second connecting rod hinged with the first threaded sleeve;

the first threaded rod is rotatably connected with the third threaded sleeve through a second transmission assembly.

As a still further scheme of the invention: the second transmission assembly comprises a first transmission rod which is rotatably connected with the first threaded rod through a bevel gear set, and the first transmission rod is rotatably connected with the third threaded sleeve through a first transmission belt.

As a still further scheme of the invention: two equal slidable mounting of the opposite side of face's splint has the tractive board, the tractive board by installing movable drive assembly on the splint of face, movable drive assembly rotates through the fourth drive belt and installs the connecting axle, the connecting axle is fixed on the U type frame and with the splint of face rotate to be connected.

As a still further scheme of the invention: the movable driving assembly comprises a second driving rod and a fourth threaded rod which are rotatably installed on the face clamping plate and are rotatably connected through a fifth driving belt, and the second driving rod is rotatably connected with the connecting shaft through a fourth driving belt;

and a fourth threaded sleeve is connected to the fourth threaded rod in a threaded manner and is fixed with the traction plate through a connecting block penetrating through the through groove in the face clamping plate.

Compared with the prior art, the invention has the beneficial effects that: the driving piece drives the two head limiting plates to rotate downwards during working so as to limit the head of a patient, the head of the patient is prevented from randomly disorderly moving to influence the treatment effect in the treatment process, meanwhile, the horizontal pushing assembly is driven to move under the action of the second transmission assembly during working of the driving piece, the face clamping plates are driven to move in opposite directions, and the horizontal pulling assembly is driven to move under the action of the second transmission assembly during working of the horizontal pushing assembly, so that the mouth opening piece is driven to move oppositely, the mouth of the patient is opened.

Drawings

Figure 1 is an isometric view of one embodiment of an oral appliance.

Fig. 2 is a schematic structural diagram of an embodiment of the oral appliance.

Figure 3 is a front view of one embodiment of an oral appliance.

Fig. 4 is an enlarged view of a structure at a in fig. 1.

Fig. 5 is a schematic view of the connection state of the horizontal pushing component and the horizontal pulling component in one embodiment of the oral appliance.

Figure 6 is an isometric view of the connection of a horizontal pushing assembly to a horizontal pulling assembly in one embodiment of the oral appliance.

Fig. 7 is a schematic view of a facial splint in another embodiment of the oral appliance.

Fig. 8 is another angle structure diagram of the facial splint in another embodiment of the oral appliance.

In the figure: 1. a base; 2. a bearing seat; 3. a first electric telescopic rod; 4. a first connecting rod; 5. a slider; 6. a chute; 7. a U-shaped frame; 8. a head limiting plate; 9. a protective pad; 10. a facial splint; 11. a drawplate; 12. a placing table; 13. a first threaded sleeve; 14. a first threaded rod; 15. a second connecting rod; 16. a first drive lever; 17. a first drive belt; 18. a first bevel gear; 19. a second bevel gear; 20. a second threaded sleeve; 21. a support frame; 22. a second threaded rod; 23. clamping the piece; 24. a second electric telescopic rod; 25. a telescopic frame; 26. a second belt; 27. a third belt; 28. a rotating ring; 29. a third threaded sleeve; 30. a third threaded rod; 31. a third connecting rod; 32. a connecting shaft; 33. a fourth belt; 34. a second transmission rod; 35. a fifth belt; 36. a fourth threaded sleeve; 37. and a fourth threaded rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In addition, an element described herein as being "secured to" or "disposed on" another element may be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1 to 3, in an embodiment of the present invention, an oral cavity appliance includes a base 1 and a socket 2, wherein a rubber pad is disposed at a bottom of the base 1, so as to increase stability of the base in a using process, and certainly, in a specific implementation process, the base 1 can be fixed and detected on a desktop through a mounting hole disposed on the base 1, so as to achieve position fixing, specifically, the position fixing can be selected according to requirements, one side of the socket 2 facing the base 1 is connected to the base 1 through a lifting assembly, specifically, the lifting assembly includes a first electric telescopic rod 3 fixed to the base 1, and a movable end of the first electric telescopic rod 3 is fixed to the socket 2; still including articulating two head rods 4 that set up relatively on the accepting seat 2, head rod 4 is kept away from the one end of accepting seat 2 articulates there is slider 5, slider 5 slidable mounting set up in the spout 6 on the base 1, the during operation drive of the first electric telescopic handle 3 through setting up is accepted seat 2 and is carried out the transform of vertical height, and the stability after accepting 2 position control of seat is realized to head rod 4 that sets up simultaneously, realizes the multiposition support to accepting seat 2, and slider 5 and the 6 sliding fit of spout of setting ensure that the setting of head rod 4 can not lead to the fact the interference when accepting 2 height control of seat.

It should be noted that, the first electric telescopic rod 3 can also be replaced by an air cylinder or a hydraulic cylinder as long as the telescopic requirement is met, and the application is not particularly limited to this.

Accept seat 2 and keep away from one side of base 1 is fixed with U type frame 7, two face splint 10 are installed to the inboard symmetry of U type frame 7, two face splint 10 is by installing the horizontal push subassembly of 7 sides of U type frame is connected, promotes two face splint 10 motions in opposite directions of subassembly during operation drive through the level that sets up to carry on spacingly to patient's face both sides, prevent when the mouth struts, the little radian dislocation of upper and lower jaw emergence influences treatment, and the practicality is strong.

The oral cavity corrector is characterized by also comprising two groups of horizontal pulling components which are arranged on one side of the U-shaped frame 7 and are used for driving the mouth opening part to move, wherein the horizontal pulling components and the horizontal pushing components are connected through a first transmission component; the top of the U-shaped frame 7 is hinged with two head limiting plates 8, the head limiting plates 8 are driven by a driving piece arranged on the U-shaped frame 7 to move, and the driving piece is connected with the horizontal pushing assembly through a second transmission assembly.

The driving piece drives the two head limiting plates 8 to rotate downwards during working so as to limit the head of a patient, the head of the patient is prevented from randomly disorderly moving to influence the treatment effect during treatment, meanwhile, the horizontal pushing assembly is driven to move under the action of the second transmission assembly during working of the driving piece so as to drive the face clamping plates 10 to move in opposite directions, and the horizontal pushing assembly drives the horizontal pulling assembly to move under the action of the second transmission assembly during working so as to drive the mouth opening piece to move oppositely and open the mouth of the patient.

Preferably, an air bag is installed on one side of the head limiting plate 8 facing the bearing seat 2, so that when the head limiting plate 8 limits the head of the patient, the patient is ensured not to feel uncomfortable.

Specifically, referring to fig. 5 and 6, the horizontal pushing assembly includes a third threaded sleeve 29 rotatably mounted on the U-shaped frame 7, and the third threaded sleeve 29 is connected to the horizontal pulling assembly and the driving member through a first transmission assembly and a second transmission assembly, respectively; the third threaded sleeve 29 is in threaded connection with a third threaded rod 30 penetrating through the side wall of the U-shaped frame 7, and one end, far away from the third threaded sleeve 29, of the third threaded rod 30 is hinged to the face clamping plate 10 through a third connecting rod 31.

When the third threaded sleeve 29 rotates, the third threaded rod 30 is driven to move along the axial direction of the third threaded sleeve 29, so that the face splint 10 is driven to rotate through the action of the third connecting rod 31 to achieve the driving requirement, preferably, in order to achieve the multi-position stress of the face splint 10, at least two third connecting rods 31 are hinged on one face splint 10, and one end, far away from the face splint 10, of each third connecting rod 31 is hinged with an extension rod fixed on the third threaded rod 30.

Further, referring to fig. 5 and 6, the horizontal pulling assembly includes a second threaded sleeve 20 rotatably connected to the third threaded sleeve 29 through a first transmission assembly, and the second threaded sleeve 20 is rotatably mounted on the U-shaped frame 7 through a telescopic assembly; a second threaded rod 22 is connected to the inner side of the second threaded sleeve 20 through threads, the second threaded rod 22 is connected with the telescopic assembly through a sliding piece, and the sliding piece can move along the axial direction of the second threaded sleeve 20; a clamping and placing part 23 for fixing the mouth opening part is detachably arranged on the second threaded rod 22.

When the third threaded sleeve 29 rotates, the second threaded sleeve 20 is driven to synchronously rotate through the action of the first transmission assembly, and when the second threaded sleeve 20 rotates, the second threaded rod 22 is driven to move along the axial direction of the second threaded sleeve 20 by the matching sliding part, so that the mouth opening part is driven to move through the action of the clamping part 23, wherein it should be noted that when the third threaded sleeve 29 and the second threaded sleeve 20 synchronously rotate, the third threaded rod 30 and the second threaded rod 22 oppositely move.

Wherein, the slider is including fixing the support frame 21 on flexible subassembly, be provided with the bar groove on the support frame 21, bar inslot slidable mounting have with the fixed slide bar of second threaded rod 22.

Preferably, the specific connection mode of the detachable connection between the locking piece 23 and the second threaded rod 22 is as follows: piece 23 is put to the card and is the setting of cylindricality structure and its inboard is provided with and is used for second threaded rod 22 to insert the slot of putting, the card is put on 23 threaded connection and is fallen adjusting bolt, adjusting bolt runs through the lateral wall of slot and stretches into in the slot, and is convenient fixed with second threaded rod 22 to can realize that the mouth struts the initial position of piece and adjust, in order to improve application scope.

Still further, please refer to fig. 5 and 6, the telescopic assembly includes a telescopic frame 25 and a second electric telescopic rod 24 fixed on the U-shaped frame 7, a movable end of the telescopic frame 25 is fixed to a sleeve ring sleeved on the outer side of the second threaded sleeve 20, a movable end of the second electric telescopic rod 24 is fixed to a movable end of the telescopic frame 25, the telescopic frame 25 is driven to perform telescopic motion through the telescopic motion of the second electric telescopic rod 24, so as to adjust the horizontal position of the second threaded sleeve 20, and adjust the mouth opening member, thereby satisfying the use requirements of different users, wherein the second electric telescopic rod 24 can be replaced by an air cylinder or a hydraulic cylinder, as long as the telescopic requirement is satisfied, which is not specifically limited in the present application.

Referring to fig. 5 and 6, the first transmission assembly includes two rotation rings 28 respectively sleeved on the second threaded sleeve 20, the third threaded sleeve 29 and the transmission shaft between the second threaded sleeve 20 and the third threaded sleeve 29, and the two rotation rings 28 on the transmission shaft are respectively fixed to the rotation rings 28 on the second threaded sleeve 20 and the third threaded sleeve 29 through a connecting frame; the drive shaft is also rotatably connected to the third threaded sleeve 29 and the second threaded sleeve 20 by a second drive belt 26 and a third drive belt 27, respectively.

When the third threaded sleeve 29 rotates, the transmission shaft is driven to rotate by the second transmission belt 26, and when the transmission shaft rotates, the second threaded sleeve 20 is driven to rotate by the third transmission belt 27, so that the transmission requirement is met, wherein the rotating ring 28, the transmission shaft and the connecting frames are arranged to achieve the effect that the transmission effect is also maintained when the distance between the third threaded sleeve 29 and the second threaded sleeve 20 changes.

Referring to fig. 1-4, the driving member includes a first threaded rod 14 rotatably mounted on the U-shaped frame 7 and a first threaded sleeve 13 threadedly connected to the first threaded rod 14, and the first threaded sleeve 13 is hinged to the head position limiting plate 8 through a second connecting rod 15 hinged to the first threaded sleeve 13; the first threaded rod 14 is rotatably connected with the third threaded sleeve 29 through a second transmission assembly, the first threaded rod further comprises a motor connected with the U-shaped frame 7 through a mounting frame, and an output shaft of the motor is fixed with the first threaded rod 14.

When the motor during operation drive first threaded rod 14 and rotate, drive first threaded sleeve 13 along its axial displacement when first threaded rod 14 rotates to drive head limiting plate 8 through the effect of second connecting rod 15 and rotate, drive third threaded sleeve 29 through the effect of second drive assembly simultaneously and rotate, thereby realize the drive demand.

Wherein, the second drive assembly include with first threaded rod 14 passes through bevel gear set and rotates the first drive rod 16 of connecting, first drive rod 16 through first drive belt 17 with third threaded sleeve 29 rotates the connection, drives first drive rod 16 through bevel gear set's effect and rotates when first threaded rod 14 rotates, and drives third threaded sleeve 29 through first drive belt 17's effect and rotate when first drive rod 16 rotates to realize the transmission demand.

It should be noted that the bevel gear set includes a first bevel gear 18 fixed on the first transmission rod 16 and a second bevel gear 19 fixed on the first threaded rod 14, and the first bevel gear 18 and the second bevel gear 19 are perpendicular to each other and are engaged with each other, of course, the transmission ratio of the first bevel gear 18 and the second bevel gear 19 is not particularly limited in this application and can be selected according to the requirement.

Referring to fig. 7 and 8, as a preferred embodiment of the present invention, the two face splints 10 are slidably mounted with the drawplates 11 on opposite sides thereof, the drawplates 11 are formed by movable driving components mounted on the face splints 10, the movable driving components are rotatably mounted with connecting shafts 32 through fourth transmission belts 33, the connecting shafts 32 are fixed on the U-shaped frames 7 and rotatably connected with the face splints 10, when the face splints 10 rotate relative to the U-shaped frames 7, the connecting shafts 32 rotate relative to the face splints 10 due to the fixing of the connecting shafts 32 on the U-shaped frames 7, so as to drive the movable driving components to move through the action of the fourth transmission belts 33, when the movable driving components move, the drawplates 11 are driven to move relative to the splints 10, so as to slightly push the muscles of the face backwards when the drawplates 11 are in contact with the face, and ensure that when the mouth is opened, the muscles of both cheeks are not restrained by the facial splint 10, improving comfort in use.

Specifically, the movable driving assembly comprises a second driving rod 34 and a fourth threaded rod 37 which are rotatably mounted on the face splint 10 and are rotatably connected through a fifth transmission belt 35, and the second driving rod 34 is rotatably connected with the connecting shaft 32 through a fourth transmission belt 33; a fourth threaded sleeve 36 is connected to the fourth threaded rod 37 in a threaded manner, and the fourth threaded sleeve 36 is fixed to the drawplate 11 through a connecting block penetrating through a through groove in the face clamping plate 10.

When the second transmission rod 34 rotates under the action of the connecting shaft 32 and the fourth transmission belt 33, the fifth transmission belt 35 drives the fourth threaded rod 37 to rotate, so that the fourth threaded sleeve 36 moves along the axial direction of the fourth threaded rod 37, and when the fourth threaded sleeve 36 moves, the pulling plate 11 is driven to move under the action of the connecting block, so that the driving requirement is met.

As a supplementary explanation of the present invention, a placing table 12 for placing the chin of the patient is further fixed at the middle position of the bearing seat 2, a protective pad 9 is arranged inside the U-shaped frame 7, and the protective pad 9 can effectively protect the head of the patient and prevent the head from colliding with the U-shaped frame 7.

In conclusion, in use, according to the height of the head of a patient after sitting, the first electric telescopic rod 3 is started to operate to drive the bearing seat 2 to change the vertical height, then the head of the patient extends into the U-shaped frame 7, the chin is placed on the placing table 12, the mouth opening member is placed at the mouth of the patient, the motor is started, the first threaded rod 14 is driven to rotate when the motor is operated, the first threaded sleeve 13 is driven to move along the axial direction of the first threaded rod 14 when the first threaded rod 14 rotates, so that the head limiting plate 8 is driven to rotate through the action of the second connecting rod 15, the first transmission rod 16 is driven to rotate through the action of the bevel gear set when the first threaded rod 14 rotates, the third threaded sleeve 29 is driven to rotate through the action of the first transmission belt 17 when the first transmission rod 16 rotates, and the third threaded sleeve 30 is driven to move along the axial direction of the third threaded sleeve 29 when the third threaded sleeve 29 rotates, thereby the face splint 10 is driven to rotate by the action of the third connecting rod 31 and gradually moves towards the face of the patient to clamp the face of the patient, when the face splint 10 rotates, because the connecting shaft 32 is fixed on the U-shaped frame 7, the connecting shaft 32 rotates relative to the face splint 10, thereby the second driving rod 34 is driven to rotate by the action of the fourth driving belt 33, when the second driving rod 34 rotates, the fourth driving rod 37 is driven to rotate by the fifth driving belt 35, thereby the fourth threaded sleeve 36 moves along the axial direction of the fourth threaded rod 37, when the fourth threaded sleeve 36 moves, the traction plate 11 is driven to move by the action of the connecting block, thereby the muscle of the face is slightly pushed backwards when the traction plate 11 is contacted with the face, when the mouth is opened, the muscle of two cheeks can not be limited by the face splint 10, the comfort in use is improved, and when the third threaded sleeve 29 rotates, drive the transmission shaft through second drive belt 26 and rotate, drive second threaded sleeve 20 through third drive belt 27 when the transmission shaft rotates and rotate, cooperate slider drive second threaded rod 22 to follow the axial displacement of second threaded sleeve 20 when second threaded sleeve 20 rotates to the effect of putting 23 through the card drives the mouth and struts the piece and removes, struts in order to realize that patient's mouth, conveniently carries out the oral cavity and corrects.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The oral cavity corrector is characterized by comprising a base (1) and a bearing seat (2), wherein one side, facing the base (1), of the bearing seat (2) is connected with the base (1) through a lifting assembly, a U-shaped frame (7) is fixed on one side, far away from the base (1), two face clamping plates (10) are symmetrically arranged on the inner side of the U-shaped frame (7), and the two face clamping plates (10) are connected through a horizontal pushing assembly arranged at the side end of the U-shaped frame (7);

the mouth opening device is characterized by further comprising two groups of horizontal pulling assemblies which are arranged on one side of the U-shaped frame (7) and used for driving the mouth opening piece to move, wherein the horizontal pulling assemblies are connected with the horizontal pushing assemblies through first transmission assemblies;

the top of U type frame (7) articulates there are two head limiting plate (8), head limiting plate (8) are by installing driving piece drive motion on U type frame (7), just the driving piece passes through the second transmission subassembly and connects horizontal pushing assembly.

2. The oral cavity corrector according to claim 1, wherein said lifting assembly comprises a first electric telescopic rod (3) fixed on said base (1), the movable end of said first electric telescopic rod (3) being fixed with said socket (2);

still including articulating two head rods (4) that set up relatively on accepting seat (2), head rod (4) are kept away from the one end of accepting seat (2) articulates there is slider (5), slider (5) slidable mounting set up in spout (6) on base (1).

3. The oral cavity corrector as claimed in claim 1 or 2, wherein said horizontal pushing assembly comprises a third threaded sleeve (29) rotatably mounted on said U-shaped frame (7), said third threaded sleeve (29) being connected to said horizontal pulling assembly and said driving member by a first transmission assembly and said second transmission assembly, respectively;

the third threaded sleeve (29) is in threaded connection with a third threaded rod (30) penetrating through the side wall of the U-shaped frame (7), and one end, far away from the third threaded sleeve (29), of the third threaded rod (30) is hinged to the face clamping plate (10) through a third connecting rod (31).

4. The oral cavity corrector as claimed in claim 3, characterized in that said horizontal pulling assembly comprises a second threaded sleeve (20) rotatably connected to said third threaded sleeve (29) by means of a first transmission assembly, said second threaded sleeve (20) being rotatably mounted on said U-shaped frame (7) by means of a telescopic assembly;

a second threaded rod (22) is connected to the inner side of the second threaded sleeve (20) in a threaded manner, the second threaded rod (22) is connected with the telescopic assembly through a sliding piece, and the sliding piece can move along the axial direction of the second threaded sleeve (20);

a clamping and placing piece (23) used for fixing the mouth opening piece is detachably arranged on the second threaded rod (22);

the telescopic assembly comprises a telescopic frame (25) and a second electric telescopic rod (24) which are fixed on the U-shaped frame (7), the movable end of the telescopic frame (25) is fixed with a lantern ring sleeved on the outer side of the second threaded sleeve (20), and the movable end of the second electric telescopic rod (24) is fixed with the movable end of the telescopic frame (25);

the first transmission assembly comprises rotating rings (28) which are respectively sleeved on the second threaded sleeve (20) and the third threaded sleeve (29) and are positioned on a transmission shaft between the second threaded sleeve (20) and the third threaded sleeve (29), two rotating rings (28) are sleeved on the transmission shaft, and the two rotating rings (28) on the transmission shaft are respectively fixed with the rotating rings (28) on the second threaded sleeve (20) and the third threaded sleeve (29) through a connecting frame;

two equal slidable mounting in opposite side of face splint (10) has tractive board (11), tractive board (11) by installing movable drive assembly on face splint (10), movable drive assembly rotates through fourth drive belt (33) and installs connecting axle (32), connecting axle (32) are fixed on U type frame (7) and with face splint (10) rotate and are connected.

5. The orthodontic appliance according to claim 4, characterized in that said transmission shaft is also rotatably connected to said third threaded sleeve (29) and to said second threaded sleeve (20) by means of a second transmission belt (26) and a third transmission belt (27), respectively.

6. An oral appliance according to claim 4, wherein the drive member comprises a first threaded rod (14) rotatably mounted on the U-shaped frame (7) and a first threaded sleeve (13) screwed onto the first threaded rod (14).

7. The oral cavity corrector according to claim 6, characterized in that said first threaded sleeve (13) is hinged to said head restraint plate (8) by means of a second connecting rod (15) hinged thereto;

the first threaded rod (14) is rotatably connected with the third threaded sleeve (29) through a second transmission assembly.

8. The oral appliance according to claim 7, characterized in that said second transmission assembly comprises a first transmission rod (16) in rotational connection with said first threaded rod (14) through a set of bevel gears, said first transmission rod (16) being in rotational connection with said third threaded sleeve (29) through a first transmission belt (17).

9. The oral cavity orthotic according to claim 4, wherein said movable actuation assembly comprises a second transmission rod (34) and a fourth threaded rod (37) rotatably mounted on said facial splint (10) and rotatably connected by a fifth belt (35), said second transmission rod (34) being rotatably connected to said interface shaft (32) by a fourth belt (33).

10. An oral appliance according to claim 9, wherein a fourth threaded sleeve (36) is screwed onto the fourth threaded rod (37), said fourth threaded sleeve (36) being fixed to the traction plate (11) by means of a connecting block passing through a through slot in the facial splint (10).