CN217593094U

CN217593094U - Detachable front tractor with better adaptability

Info

Publication number: CN217593094U
Application number: CN202220609509.6U
Authority: CN
Inventors: 刘发清; 廖秋业; 陆子龙
Original assignee: Quanzhou Licheng Zhiyuan Denture Preparation Co ltd
Current assignee: Quanzhou Licheng Zhiyuan Denture Preparation Co ltd
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-10-18
Anticipated expiration: 2032-03-21

Abstract

The utility model discloses a better formula place ahead tractor of plucking of adaptability, including the head hoop, fixed mounting has the fixed block on the head hoop, fixed mounting has the upper bracket on the fixed block, the bottom slidable mounting of upper bracket has the connecting block, slidable mounting has the handle on the connecting block, fixed mounting has the gasket on the handle, fixed mounting has the location bolt on the gasket, the location bolt pegs graft on the outer wall of upper bracket, fixed mounting has the lower carriage on the connecting block, rotate on the lower carriage and install the jaw pocket, fixed mounting has the horizontal stand on the connecting block, fixed mounting has the locating piece on the horizontal stand, fixed mounting has the screw sleeve on the locating piece, through extracting the handle, the handle drives the gasket and removes, the gasket drives the location bolt and removes, the location bolt takes out from the upper bracket, thereby relieve the locking, and then it is more convenient to adjust adaptability, through the screw, the cooperation of screw sleeve and rubber band, make the rubber band change after having used more convenient, guarantee cleanness and health in the use.

Description

Detachable front tractor with good adaptability

Technical Field

The utility model relates to the technical field of orthodontics, especially, relate to a better removable place ahead tractor of adaptability.

Background

The orthodontic treatment comprises a wide range, generally means that the treatment process of irregular tooth arrangement, abnormal tooth form and abnormal tooth color is finished by means of oral cavity technology, the orthodontic treatment comprises a plurality of methods, such as resin veneering, ceramic veneering, porcelain teeth, orthodontics and the like, the treatment method is selected according to the actual tooth conditions, the tooth jaw malformation types and the like of individuals and by integrating individual requirements, each method has advantages and disadvantages, different individuals have preferences, and a determination scheme needs to be directly communicated with doctors during examination, wherein the method comprises front tractor correction, a front tractor (also called a face arch) is an auxiliary device for clinical orthodontic treatment, is an external mouth resisting component in a front upper jaw traction corrector, and is mainly applied to the external auxiliary correction traction of upper jaw bones.

Traditional place ahead tractor still has certain defect in the use, the adaptability is adjusted according to individual face type to the place ahead tractor, but traditional place ahead tractor needs dedicated instrument to be adjusted, it is inconvenient, and adjust the back size need compare with the face type repeatedly, adaptability adjusts inefficiency, because there is not complete reference basis, adjust and accomplish back both sides support and can not be fine keep same height, user's comfort level has been reduced, the rubber band is difficult for changing, be infected with the bacterium easily, consequently, need a better removable place ahead tractor of adaptability to satisfy people's demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a better removable place ahead tractor of adaptability to solve the inconvenient problem that does not have complete reference foundation and the difficult change of rubber band after adjusting of traditional adaptability regulation that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a better formula place ahead tractor of can plucking of adaptability, includes the head hoop, equal fixed mounting has the fixed block on the both ends of head hoop, and equal fixed mounting has the upper bracket on two fixed blocks, and the bottom slidable mounting of upper bracket has the connecting block, and slidable mounting has the handle on the connecting block, and fixed mounting has the gasket on the handle, and fixed mounting has the location bolt on the gasket, and the location bolt is pegged graft on the outer wall of upper bracket, two the bottom fixed mounting of connecting block has same lower carriage, rotates on the lower carriage and installs the jaw pocket, two fixed mounting has same horizontal stand between the connecting block, and fixed mounting has two locating pieces on the horizontal stand, and fixed mounting has threaded sleeve on the locating piece, and the screw is installed to the threaded sleeve internal rotation, has placed the rubber band in the threaded sleeve, screw and rubber band contact.

Preferably, one side of the connecting block is provided with a handle sliding hole, and the handle is slidably mounted in the handle sliding hole.

Preferably, a gasket sliding hole is formed in the inner wall of one side of the handle sliding hole, and the gasket is slidably mounted in the gasket sliding hole.

Preferably, a bolt sliding hole is formed in the inner wall of one side of the gasket sliding hole, and the positioning bolt is slidably mounted in the bolt sliding hole.

Preferably, the outer wall of the handle is sleeved with a return spring, one end of the return spring is fixedly installed on the inner wall of the gasket sliding hole, and the other end of the return spring is fixedly installed on the gasket.

Preferably, the outer edge of the upper support is provided with a plurality of positioning holes, and the positioning bolts are inserted in the positioning holes.

Preferably, the outer wall of the threaded sleeve is provided with a through dividing groove, and the rubber band is placed in the dividing groove.

The utility model has the advantages that:

the utility model discloses in through extracting the handle, the handle drives the gasket and removes, and the gasket drives the location bolt and removes, and the location bolt takes out from the upper bracket to remove the locking, and then it is more convenient to adjust adaptability, through the cooperation of screw, threaded sleeve and rubber band, make the rubber band change more convenient after having used up, guarantee clean and health in the use.

The utility model discloses in through reset spring's spring action for adaptability is more convenient when adjusting, and automatic re-setting has increased holistic stability, through the locating hole that upper bracket periphery department was seted up, can observe two upper brackets highly whether unified more directly perceivedly, thereby make the regulation of adaptability more directly perceived convenient, avoided the problem of adjusting repeatedly.

Drawings

Fig. 1 is a schematic structural view of a detachable front tractor according to the present invention;

fig. 2 is a side view, sectional and schematic structural view of a connection block of a detachable front tractor according to the present invention;

fig. 3 is a front sectional view of a screw sleeve of a detachable front tractor according to the present invention;

fig. 4 is a schematic view of the connection explosion structure of the threaded sleeve, the screw and the rubber band of the detachable type front tractor according to the present invention.

In the figure: 1. a head band; 2. a fixed block; 3. an upper bracket; 4. connecting blocks; 5. a lower bracket; 6. a mandibular bag; 7. a horizontal support; 8. positioning blocks; 9. a handle; 10. a gasket; 11. positioning a bolt; 12. a handle slide hole; 13. a gasket slide hole; 14. a bolt sliding hole; 15. a return spring; 16. positioning holes; 17. a threaded sleeve; 18. a screw; 19. a rubber band; 20. and (6) dividing the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a removable front tractor with better adaptability comprises a head band 1, fixed blocks 2 are fixedly mounted at two ends of the head band 1, an upper support 3 is fixedly mounted on the two fixed blocks 2, a connecting block 4 is slidably mounted at the bottom end of the upper support 3, a handle 9 is slidably mounted on the connecting block 4, a gasket 10 is fixedly mounted on the handle 9, a positioning bolt 11 is fixedly mounted on the gasket 10, the positioning bolt 11 is inserted into the outer wall of the upper support 3, the bottom ends of the two connecting blocks 4 are fixedly mounted on the same lower support 5, a jaw pocket 6 is rotatably mounted on the lower support 5, the same horizontal support 7 is fixedly mounted between the two connecting blocks 4, two positioning blocks 8 are fixedly mounted on the horizontal support 7, a threaded sleeve 17 is fixedly mounted on the positioning blocks 8, a screw 18 is rotatably mounted in the threaded sleeve 17, a rubber band 19 is placed in the threaded sleeve 17, the screw 18 is in contact with the rubber band 19, the handle 9 drives the gasket 10 to move, the positioning bolt 11 to be taken out of the upper support 3, so as to release locking, and further to adjust the adaptability, and ensure that the screw 17 is more convenient to be used and the screw to be matched with the screw in a sanitary process.

Referring to fig. 2, the utility model discloses in, handle slide opening 12 has been seted up to one side of connecting block 4, and handle 9 slidable mounting is in handle slide opening 12, through seting up of handle slide opening 12 for handle 9 slides more smoothly on connecting block 4.

Referring to fig. 2, the utility model discloses in, gasket slide opening 13 has been seted up to one side inner wall of handle slide opening 12, and gasket 10 slidable mounting is in gasket slide opening 13, through seting up of gasket slide opening 13 for gasket 10 slides more smoothly in connecting block 4, and through the connection of handle 9 and gasket 10, and the connection of handle slide opening 12 and gasket slide opening 13, forms a spacing combination, prevents effectively that handle 9 and gasket 10 from droing respectively from handle slide opening 12 and gasket slide opening 13.

Referring to fig. 2, the utility model discloses in, bolt sliding hole 14 has been seted up to one side inner wall of

gasket sliding hole

13, and 11 slidable mounting of location bolt are in bolt sliding hole 14, through seting up of bolt sliding hole 14 for location bolt 11 slides more smoothly in connecting block 4.

Referring to fig. 2, the utility model discloses in, reset spring 15 has been cup jointed to the outer wall of handle 9, reset spring 15's one end fixed mounting is on gasket slide opening 13's inner wall, reset spring 15's other end fixed mounting is on gasket 10, through reset spring 15, gasket 10 and gasket slide opening 13's cooperation, gasket 10 and gasket slide opening 13 can provide the strong point for reset spring 15 effectively, thereby reach the effect that resets, and reset spring 15's spring action can force location bolt 11 to peg graft all the time in locating hole 16, thereby holistic stability has been increased, make adaptability adjust more convenient.

Referring to fig. 2, the utility model discloses in, a plurality of locating hole 16 has been seted up to the outer fringe of upper bracket 3, and location bolt 11 is pegged graft in locating hole 16, through seting up of locating hole 16, can be more convenient observe two upper brackets 3 highly unified whether to make the regulation of adaptability more directly perceived convenient, avoided the problem of adjusting repeatedly, and then increased user's comfort level.

Referring to fig. 3-4, the utility model discloses in, threaded sleeve 17's outer wall sets up the cut-off groove 20 that runs through, and rubber band 19 is placed in cut-off groove 20, through the setup of cut-off groove 20 for the one end of rubber band 19 can be fixed a position at threaded sleeve 17, provides the atress fulcrum for rubber band 19, accomplishes the correction work, and has made things convenient for the change and the washing of later stage rubber band 19, guarantees clean and the health in the use.

Above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be included in the protection scope of the present invention.

Claims

1. A better adaptable removable front retractor comprising a headband (1) characterized in that: fixed mounting has fixed block (2) on head hoop (1), and fixed mounting has upper bracket (3) on fixed block (2), and the bottom slidable mounting of upper bracket (3) has connecting block (4), and slidable mounting has handle (9) on connecting block (4), and fixed mounting has gasket (10) on handle (9), and fixed mounting has location bolt (11) on gasket (10), and location bolt (11) are pegged graft on the outer wall of upper bracket (3), fixed mounting has lower carriage (5) on connecting block (4), rotates on lower carriage (5) and installs jaw pocket (6), fixed mounting has horizontal stand (7) on connecting block (4), and fixed mounting has locating piece (8) on horizontal stand (7), and fixed mounting has threaded sleeve (17) on locating piece (8), and screw (18) are installed to threaded sleeve (17) internal rotation, have placed rubber band (19) in threaded sleeve (17), and screw (18) and rubber band (19) contact.

2. The conformable, removable anterior retractor of claim 1, wherein: a handle sliding hole (12) is formed in one side of the connecting block (4), and the handle (9) is slidably mounted in the handle sliding hole (12).

3. The better adaptable removable anterior retractor of claim 2 further comprising: a gasket sliding hole (13) is formed in the inner wall of one side of the handle sliding hole (12), and the gasket (10) is slidably mounted in the gasket sliding hole (13).

4. A better adaptable removable anterior retractor according to claim 3 wherein: a bolt sliding hole (14) is formed in the inner wall of one side of the gasket sliding hole (13), and the positioning bolt (11) is slidably mounted in the bolt sliding hole (14).

5. The better adaptable removable anterior retractor of claim 1 further comprising: the outer wall of handle (9) has cup jointed reset spring (15), and the one end fixed mounting of reset spring (15) is on the inner wall of gasket slide opening (13), and the other end fixed mounting of reset spring (15) is on gasket (10).

6. The conformable, removable anterior retractor of claim 1, wherein: the outer edge of the upper support (3) is provided with a positioning hole (16), and the positioning bolt (11) is inserted into the positioning hole (16).

7. The better adaptable removable anterior retractor of claim 1 further comprising: the outer wall of the threaded sleeve (17) is provided with a dividing groove (20), and the rubber band (19) is placed in the dividing groove (20).