CN217525407U - Adjustable front tractor for oral orthodontics - Google Patents
Adjustable front tractor for oral orthodontics Download PDFInfo
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- CN217525407U CN217525407U CN202221510440.8U CN202221510440U CN217525407U CN 217525407 U CN217525407 U CN 217525407U CN 202221510440 U CN202221510440 U CN 202221510440U CN 217525407 U CN217525407 U CN 217525407U
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Abstract
The utility model provides an adjustable front tractor for orthodontics, relating to the technical field of orthodontics. This place ahead tractor with adjustable just abnormal usefulness in oral cavity includes the bracing piece, the inside dwang that is provided with of bracing piece, the fixed traction piece of dwang outside fixedly connected with, the dwang both sides all are provided with fixing riser, the inside rotation of fixing riser is connected with the axis of rotation, axis of rotation fixed connection is inside the dwang. This just abnormal usefulness in oral cavity place ahead tractor with adjustable, threaded rod upward movement drive first fixed block upward movement, and first fixed block upward movement drives fixed riser upward movement, and fixed riser upward movement drives axis of rotation upward movement, and axis of rotation upward movement drives dwang upward movement, and dwang upward movement drives fixed traction block upward movement, and this structure is of value to fixing the patient of different head types, increases the practicality of tractor, and the simple structure of tractor simultaneously is convenient for operate.
Description
Technical Field
The utility model relates to a place ahead tractor specifically is just abnormal with adjustable place ahead tractor of oral cavity belongs to just abnormal technical field of oral cavity.
Background
In recent years, maxillary anterior traction appliance is an appliance which applies orthopedic force to maxillary by using an oral device, pulls the maxillary forward and promotes development of the maxillary, in recent years, a plurality of scholars improve and vary the anterior traction appliance to ensure that the anterior traction appliance is not a single appliance any more, and the series of blog articles introduce various maxillary anterior traction appliances with improved variation to dentists to research III wrong cases with insufficient development of the maxillary bone by the anterior traction appliance and evaluate the cases. The method comprises the following steps: 30 cases of patients with III kinds of malposition with insufficient development of bony maxilla in the dental period, wear the mask type anterior traction device, and have a ring bracket type movable appliance in the mouth.
When the traditional adjustable front retractor for orthodontics is used, the structure is generally complex, different head types are inconvenient to fix, the practicability of the retractor is poor, and an inconvenient doctor operates, so that the adjustable front retractor for orthodontics can be improved and designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims at providing an adjustable place ahead tractor for orthodontics in order to solve the above-mentioned problem to solve among the prior art place ahead tractor when using, generally all the structure is more complicated, inconvenient head type to the difference is fixed, the practicality of tractor is than relatively poor, inconvenient doctor carries out the problem of operation.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: preceding tractor with adjustable just abnormal usefulness in oral cavity, comprising a supporting bar, the inside dwang that is provided with of bracing piece, the fixed traction piece of dwang outside fixedly connected with, the dwang both sides all are provided with fixing riser, the inside rotation of fixing riser is connected with the axis of rotation, axis of rotation fixed connection is inside the dwang, axis of rotation outside fixedly connected with drive gear, the drive gear top is provided with spacing subassembly.
Preferably, spacing subassembly includes the slide bar, the slide bar sets up in the drive gear top, slide bar top fixedly connected with spring, slide bar outside sliding connection has first fixed block, first fixed block fixed connection is in fixed riser top, through setting up first fixed block to this height that can the fixed traction block of quick adjustment, with this can correct fixedly to the patient of different head types.
Preferably, the fixed headgear of bracing piece one side fixedly connected with, the subsides of fixed headgear one side fixedly connected with magic are through setting up the magic subsides to this can be fixed patient's head, through setting up fixed headgear, with this can be fixed patient's head.
Preferably, first fixed block sliding connection is in the bracing piece outside, the inside sliding connection of first fixed block has the threaded rod, through setting up the threaded rod to this can the first fixed block up-and-down motion of quick adjustment.
Preferably, threaded rod outside sliding connection has the second fixed block, second fixed block fixed connection is in the bracing piece outside, second fixed block one side threaded connection has the bolt, through setting up the bolt to this can be fixed the second fixed block.
Preferably, first fixed block top fixedly connected with backup pad, backup pad fixed connection is in spring one end, through setting up the backup pad, and then can support the spring, and the spring operation of being convenient for is more stable.
Preferably, a strip-shaped groove is formed in the first fixing block, the first fixing block is connected with the sliding rod in a sliding mode through the strip-shaped groove, the sliding rod can be limited through the strip-shaped groove, and the sliding rod can move linearly.
The utility model provides an orthodontics is with adjustable place ahead tractor, its beneficial effect who possesses as follows:
1. this place ahead tractor with adjustable just abnormal usefulness in oral cavity, the bolt of rotation both sides, can loosen the fixed to the threaded rod this moment, can stimulate the threaded rod upward movement this moment, threaded rod upward movement drives first fixed block upward movement, first fixed block upward movement drives fixed riser upward movement, fixed riser upward movement drives axis of rotation upward movement, axis of rotation upward movement drives dwang upward movement, dwang upward movement drives fixed traction block upward movement, this structure is of value to fixing the patient of different head types, the practicality of increase tractor, the simple structure of tractor simultaneously, and convenient operation.
2. This place ahead tractor with adjustable just abnormal usefulness in oral cavity, rotate the dwang, the dwang rotates and drives fixed traction block and rotate, come the angle of the fixed traction block of quick adjustment with this, adapt to patient's correction needs, after angle modulation finishes, can loosen the slide bar this moment, the slide bar receives the spring action downstream of spring this moment, make the slide bar block advance inside the drive gear, carry on spacingly with this to drive gear, this structure is of value to the angle and the direction of the fixed traction block of quick adjustment, so that correct going on smoothly, moreover, the steam generator is simple in structure.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the structure of the rotating rod of the present invention;
FIG. 3 is a schematic view of the transmission gear of the present invention;
fig. 4 is a schematic view of the sliding rod structure of the present invention.
In the figure: 2. rotating the rod; 3. fixing a traction block; 4. fixing a vertical plate; 5. a rotating shaft; 6. a transmission gear; 7. a slide bar; 8. a spring; 9. a first fixed block; 10. a threaded rod; 11. a second fixed block; 12. a bolt; 13. a support plate; 14. fixing a head sleeve; 15. magic tape; 16. a support rod.
Detailed Description
The embodiment of the utility model provides an adjustable place ahead tractor for orthodontics.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, including the supporting rod 16, the inside dwang 2 that is provided with of the supporting rod 16, the fixed traction block 3 of 2 outside fixedly connected with of dwang, dwang 2 both sides all are provided with fixed riser 4, the inside rotation of fixed riser 4 is connected with axis of rotation 5, axis of rotation 5 fixed connection is inside dwang 2, axis of rotation 5 outside fixedly connected with drive gear 6, 6 tops of drive gear are provided with spacing subassembly, 16 one side fixedly connected with fixed headgear 14 of bracing piece, 14 one side fixedly connected with magic subsides 15 of fixed headgear, through setting up magic subsides 15, with this can fix patient's head, through setting up fixed headgear 14, with this can fix patient's head, 9 sliding connection of first fixed block outside of bracing piece, 9 inside sliding connection of first fixed block has threaded rod 10, through setting up threaded rod 10, with this can the up-and-down motion of first fixed block 9 of quick adjustment, 10 outside sliding connection of threaded rod has second fixed block 11, 11 fixed block of second fixed block 11 fixed connection is outside of second, 11 one side threaded connection has bolt 12, through setting up bolt 12, with this can carry out fixed block 11 fixed block.
Specifically, the method comprises the following steps: at first 14 covers fixed headgear in patient's head, utilize magic subsides 15 to fix patient's head, later place fixed traction block 3 in patient's chin department, can adjust the distance of fixed traction block 3 according to patient's head length and practical need this moment, can rotate the bolt 12 of both sides this moment, can loosen the fixed to threaded rod 10 this moment, can stimulate threaded rod 10 upward movement this moment, threaded rod 10 upward movement drives first fixed block 9 upward movement, first fixed block 9 upward movement drives fixed riser 4 upward movement, fixed riser 4 upward movement drives axis of rotation 5 upward movement, axis of rotation 5 upward movement drives dwang 2 upward movement, dwang 2 upward movement drives fixed traction block 3 upward movement, this structure is of value to fixing the patient of different head types, increase the practicality of tractor, the simple structure of tractor simultaneously, and convenient operation.
Please refer to fig. 1 again, fig. 2, fig. 3 and fig. 4, the limiting component includes a sliding rod 7, the sliding rod 7 is disposed at the top of the transmission gear 6, the top of the sliding rod 7 is fixedly connected with a spring 8, the outside of the sliding rod 7 is slidably connected with a first fixing block 9, the first fixing block 9 is fixedly connected with the top of the fixing vertical plate 4, through setting the first fixing block 9, the height of the fixing traction block 3 can be rapidly adjusted, so that patients with different head types can be corrected and fixed, the top of the first fixing block 9 is fixedly connected with a supporting plate 13, the supporting plate 13 is fixedly connected with one end of the spring 8, through setting the supporting plate 13, and then the spring 8 can be supported, so that the spring 8 can be more stably operated, a strip-shaped groove is formed inside the first fixing block 9, the first fixing block 9 is slidably connected with the sliding rod 7 through the strip-shaped groove, through setting the strip-shaped groove, so that the sliding rod 7 can be limited, and the sliding rod 7 can be linearly moved.
Specifically, the method comprises the following steps: when the angle of tractor is adjusted to needs, can stimulate slide bar 7 upward movement this moment, when slide bar 7 upward movement, drive gear 6 loses slide bar 7 spacing, can rotate dwang 2 this moment, dwang 2 rotates and drives fixed traction block 3 and rotates, come the angle of fixed traction block 3 of quick adjustment with this, adapt to patient's correction needs, after angle modulation finishes, can loosen slide bar 7 this moment, slide bar 7 receives spring 8's spring action downstream this moment, make slide bar 7 block advance drive gear 6 inside, with this spacing to drive gear 6, this structure is of value to the angle and the direction of fixed traction block 3 of quick adjustment, so that correct going on smoothly, moreover, the steam generator is simple in structure.
The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. Orthodontic is with adjustable place ahead tractor, including bracing piece (16), its characterized in that: bracing piece (16) inside is provided with dwang (2), dwang (2) outside fixedly connected with fixes traction block (3), dwang (2) both sides all are provided with fixed riser (4), fixed riser (4) inside rotation is connected with axis of rotation (5), axis of rotation (5) fixed connection is inside dwang (2), axis of rotation (5) outside fixedly connected with drive gear (6), drive gear (6) top is provided with spacing subassembly.
2. The adjustable anterior retractor for orthodontics according to claim 1, wherein: the limiting assembly comprises a sliding rod (7), the sliding rod (7) is arranged at the top of the transmission gear (6), a spring (8) is fixedly connected to the top of the sliding rod (7), a first fixing block (9) is slidably connected to the outer side of the sliding rod (7), and the first fixing block (9) is fixedly connected to the top of the fixed vertical plate (4).
3. The adjustable anterior retractor for orthodontics according to claim 1, wherein: one side of the support rod (16) is fixedly connected with a fixing head sleeve (14), and one side of the fixing head sleeve (14) is fixedly connected with a magic tape (15).
4. The adjustable anterior retractor of claim 2 wherein: the first fixing block (9) is connected to the outer side of the supporting rod (16) in a sliding mode, and a threaded rod (10) is connected to the inner portion of the first fixing block (9) in a sliding mode.
5. The adjustable anterior retractor for orthodontics according to claim 4, wherein: threaded rod (10) outside sliding connection has second fixed block (11), second fixed block (11) fixed connection is in the bracing piece (16) outside, second fixed block (11) one side threaded connection has bolt (12).
6. The adjustable anterior retractor for orthodontics according to claim 2, wherein: the top of the first fixing block (9) is fixedly connected with a supporting plate (13), and the supporting plate (13) is fixedly connected to one end of the spring (8).
7. The adjustable anterior retractor of claim 2 wherein: a strip-shaped groove is formed in the first fixing block (9), and the first fixing block (9) is connected with the sliding rod (7) in a sliding mode through the strip-shaped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221510440.8U CN217525407U (en) | 2022-06-16 | 2022-06-16 | Adjustable front tractor for oral orthodontics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221510440.8U CN217525407U (en) | 2022-06-16 | 2022-06-16 | Adjustable front tractor for oral orthodontics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217525407U true CN217525407U (en) | 2022-10-04 |
Family
ID=83419350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221510440.8U Active CN217525407U (en) | 2022-06-16 | 2022-06-16 | Adjustable front tractor for oral orthodontics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217525407U (en) |
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2022
- 2022-06-16 CN CN202221510440.8U patent/CN217525407U/en active Active
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