CN221229428U - Multidirectional positioning dental crown device - Google Patents
Multidirectional positioning dental crown device Download PDFInfo
- Publication number
- CN221229428U CN221229428U CN202322807228.9U CN202322807228U CN221229428U CN 221229428 U CN221229428 U CN 221229428U CN 202322807228 U CN202322807228 U CN 202322807228U CN 221229428 U CN221229428 U CN 221229428U
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- threaded rod
- dental crown
- threaded
- fixed plate
- crown
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- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 210000000332 tooth crown Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 15
- 238000009434 installation Methods 0.000 abstract description 5
- 230000008439 repair process Effects 0.000 description 8
- 210000000078 claw Anatomy 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a multidirectional positioning dental crown device, which particularly relates to the technical field of dental crown positioning, and comprises a fixing plate, wherein a groove is formed in the bottom surface of the fixing plate, a positioning mechanism is arranged in the groove and comprises a threaded hole, the threaded hole is formed in the top surface of the inner wall of the groove, a first threaded rod is arranged in the threaded hole, a first knob is mounted at the top of the first threaded rod, a dental crown connecting sleeve is arranged at the bottom of the first threaded rod, a bearing is mounted between the first threaded rod and the dental crown connecting sleeve, and an inner cavity is formed in the fixing plate. According to the utility model, the positioning mechanism is arranged, and the movable clamping plate is rotated to fix the normal teeth on two sides of the teeth to be repaired, so that the positioning effect of the whole device is ensured, the artificial dental crown can be accurately installed on the natural dental crown to be repaired, the positioning effect on the artificial dental crown is greatly improved, the repairing effect is ensured, and the problem that the installation inaccuracy of the dental crown affects the user experience is avoided.
Description
Technical Field
The utility model relates to the technical field of dental crown positioning, in particular to a multi-directional positioning dental crown device.
Background
Crown, also known as a shell, is a method for restoring teeth, in which an artificial crown can be made of different materials and is fitted over a natural crown which has been changed to be small when the teeth are damaged and are difficult to restore by filling.
The utility model patent with the publication number of CN210330776U discloses a dental crown positioning device, aiming at the existing dental crown positioning device, the size of a tooth cannot be measured, when the dental crown is repaired, the repair material is usually enlarged, the dental crown is cut after being fixed, the material is wasted, the pain is brought to the repair of a user, the first claw and the second claw are arranged, the first claw is fixed at the top end of a handle, the measured top end is convenient to fix, the distance between the first claw and the second claw is changed by sliding the second claw, the width and the length of the dental crown are determined through the scale mark on the outer side of the handle, the manufacturing and the positioning are convenient, the measuring rod and the movable rod are arranged, the height of the dental crown can be measured, the overall measurement of the dental crown is convenient, the positioning is convenient, the installation repair depth of the dental crown is determined, and the pain of a patient during the repair can be reduced.
In the use of the structure, the artificial dental crown still needs to be manually installed to a repairing position by a doctor, in the installation process, the dental crown cannot be positioned, and the manual installation of tools such as forceps by the doctor can possibly lead to the deviation of the installation position of the artificial dental crown, so that the repairing effect is affected.
Disclosure of utility model
In order to overcome the drawbacks of the prior art, the present utility model provides a multi-directional positioning crown device to solve the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the multidirectional positioning dental crown device comprises a fixed plate, wherein a groove is formed in the bottom surface of the fixed plate, and a positioning mechanism is arranged in the groove;
The positioning mechanism comprises a threaded hole, the threaded hole is formed in the top surface of the inner wall of the groove, a first threaded rod is arranged in the threaded hole, a first knob is mounted at the top of the first threaded rod, a crown connecting sleeve is arranged at the bottom of the first threaded rod, a bearing is mounted between the first threaded rod and the crown connecting sleeve, an inner cavity is formed in the fixing plate, a second threaded rod is arranged in the inner cavity, a threaded sleeve is arranged on the outer side of the second threaded rod, a connecting slide rod is fixedly connected to the bottom of the threaded sleeve, and a movable clamping plate is fixedly arranged at the bottom of the connecting slide rod.
Preferably, the bottom surface of the fixed plate is provided with a through sliding groove, and the connecting sliding rod is in sliding connection with the through sliding groove.
According to the technical scheme, the movable clamping plate is driven to move through the connecting sliding rod, and meanwhile the connecting sliding rod slides in the penetrating sliding groove to limit, so that the threaded sleeve and the connecting sliding rod are prevented from rotating along with the second threaded rod.
Preferably, one end of the second threaded rod penetrates through the fixing plate and extends to the outer side of the fixing plate, and one end of the second threaded rod is provided with a second knob.
It can be seen that in the above technical scheme, the second threaded rod is conveniently driven to rotate through the second knob.
Preferably, the outer surface of the second threaded rod is symmetrically provided with two groups of threads, and the second threaded rod is in threaded connection with the threaded sleeve.
It can be seen that in the above technical solution, the two threaded sleeves can be moved closer to each other or away from each other by rotation of the second threaded rod.
Preferably, the first threaded rod is in threaded connection with the threaded hole, and the top of the first threaded rod penetrates through the fixing plate and extends to the top of the fixing plate.
It can be seen that in the above technical solution, the first threaded rod can be moved inside the threaded hole by rotating the first threaded rod.
Preferably, limiting sliding rods are arranged on two sides of the dental crown connecting sleeve, limiting sliding grooves are formed in two side surfaces of the inner wall of the groove, and the limiting sliding rods are in sliding connection with the limiting sliding grooves.
According to the technical scheme, the limiting slide rod slides in the limiting slide groove to limit, so that the crown connecting sleeve is ensured to move in the vertical direction.
Preferably, the number of the movable clamping plates is set to be a plurality, and a plurality of friction blocks are arranged on one side of each movable clamping plate.
According to the technical scheme, the friction force between the movable clamping plate and the teeth is improved through the friction blocks, so that the fixing effect between the device and the teeth is improved.
The utility model has the technical effects and advantages that:
1. Through setting up positioning mechanism, in the use, through rotatory second knob, make the movable splint fix normal tooth, fix in the tooth both sides that need repair, improve device stability and positioning effect, thereby guarantee that the inside artificial dental crown of the inside crown adapter sleeve internally mounted of recess can pinpoint, improve positioning effect, compare with prior art, make the movable splint fix normal tooth of both sides that need repair tooth through rotatory second knob, thereby guarantee the positioning effect of whole device, make the artificial dental crown can be accurate install on the natural dental crown that needs repair, the positioning effect to the artificial dental crown has been greatly improved, guarantee the repair effect, avoid the problem that the imprecise influence user experience of dental crown installation;
2. Through setting up spacing slide bar and spacing spout, at first threaded rod rotatory in-process, spacing slide bar is in the inside slip of spacing spout play spacing effect, prevents that the crown adapter sleeve from following first threaded rod autogyration, guarantees crown adapter sleeve and removes in the vertical direction, guarantees the stability of the inside crown of crown adapter sleeve.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of the bottom structure of the present utility model.
Fig. 3 is a schematic side sectional structure of the present utility model.
Fig. 4 is a schematic structural view of a fixing plate according to the present utility model.
The reference numerals are: 1. a fixing plate; 2. a groove; 3. a threaded hole; 4. a first threaded rod; 5. a first knob; 6. a crown connection sleeve; 7. a bearing; 8. an inner cavity; 9. a second threaded rod; 10. a second knob; 11. penetrating through the chute; 12. a thread sleeve; 13. connecting a slide bar; 14. moving the clamping plate; 15. a friction block; 16. a limit slide bar; 17. limiting sliding groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The multi-directional positioning dental crown device shown in the accompanying figures 1-4 comprises a fixed plate 1, wherein a groove 2 is formed in the bottom surface of the fixed plate 1, and a positioning mechanism is arranged in the groove 2;
The positioning mechanism comprises a threaded hole 3, the threaded hole 3 is formed in the top surface of the inner wall of the groove 2, a first threaded rod 4 is arranged in the threaded hole 3, a first knob 5 is arranged at the top of the first threaded rod 4, a crown connecting sleeve 6 is arranged at the bottom of the first threaded rod 4, a bearing 7 is arranged between the first threaded rod 4 and the crown connecting sleeve 6, an inner cavity 8 is formed in the fixing plate 1, a second threaded rod 9 is arranged in the inner cavity 8, a threaded sleeve 12 is arranged outside the second threaded rod 9, a connecting sliding rod 13 is fixedly connected to the bottom of the threaded sleeve 12, and a movable clamping plate 14 is fixedly arranged at the bottom of the connecting sliding rod 13.
As shown in fig. 1-3, the bottom surface of the fixed plate 1 is provided with a through chute 11, a connecting slide bar 13 is slidably connected with the through chute 11, the connecting slide bar 13 slides in the event to prevent the movable clamping plate 14 and the threaded sleeve 12 from rotating, one end of the second threaded rod 9 penetrates through the fixed plate 1 and extends to the outer side of the fixed plate 1, one end of the second threaded rod 9 is provided with a second knob 10, the outer surface of the second threaded rod 9 is symmetrically provided with two groups of threads, the second threaded rod 9 is in threaded connection with the threaded sleeve 12, and the second threaded rod 9 is conveniently driven to rotate by rotating the second knob 10, so that the two threaded sleeves 12 are mutually close to each other.
As shown in fig. 1 to 4, the first threaded rod 4 is in threaded connection with the threaded hole 3, the top of the first threaded rod 4 penetrates through the fixing plate 1 and extends to the top of the fixing plate 1, and the first threaded rod 4 is moved inside the threaded hole 3 by rotating the first threaded rod 4.
As shown in fig. 1 and 2, limiting slide bars 16 are arranged on two sides of the dental crown connecting sleeve 6, limiting slide grooves 17 are formed on two side surfaces of the inner wall of the groove 2, and the limiting slide bars 16 are in sliding connection with the limiting slide grooves 17 to limit the dental crown connecting sleeve 6, so that the dental crown connecting sleeve 6 can only vertically lift.
As shown in fig. 1-4, the number of the movable clamping plates 14 is multiple, and a plurality of friction blocks 15 are installed on one side of each of the movable clamping plates 14, so that friction force between the movable clamping plates 14 and teeth is improved, fixing effect is improved, and the device is stable and cannot move to ensure positioning accuracy.
The working principle of the utility model is as follows: in the using process of the multi-directional positioning dental crown device provided by the utility model, firstly, the fixed plate 1 is placed above the teeth, the positions of the artificial dental crowns are required to be sleeved and aligned with the grooves 2, one side of the teeth are positioned between the two movable clamping plates 14, the second knob 10 is rotated, so that the second knob 10 drives the second threaded rod 9 to rotate, meanwhile, as the second threaded rod 9 is in threaded connection with the threaded sleeve 12, two groups of threads are symmetrically arranged on the outer surface of the second threaded rod 9, the two threaded sleeves 12 are driven to move close to each other through the rotation of the second threaded rod 9, so that the connecting slide rod 13 slides on the surface of the penetrating slide groove 11, the two movable clamping plates 14 are driven to move close to each other through the connecting slide rod 13, the normal teeth are clamped and fixed through the movable clamping plates 14, the fixing effect of the whole device is improved, then the other two movable clamping plates 14 are rotated to clamp the other side of the teeth, the fixing effect of the whole device is completed, the threaded rod 4 is driven to rotate through the first knob 5, meanwhile, and the threaded rod 4 is connected with the threaded rod 4 through the rotation of the first knob 5, and the threaded rod 4 is connected with the threaded rod 4 through the threads, and the threaded rod 4 is driven to rotate the threaded rod 6, so that the artificial dental crown is positioned in the process is convenient to move the dental crown 6, and the artificial dental crown is positioned in the process.
Finally: the above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (7)
1. A multi-directional positioning dental crown device comprising a fixed plate (1), characterized in that: a groove (2) is formed in the bottom surface of the fixed plate (1), and a positioning mechanism is arranged in the groove (2);
The utility model provides a tooth crown fixing device, including screw hole (3), screw hole (3) are offered at recess (2) inner wall top surface, screw hole (3) inside is provided with first threaded rod (4), first knob (5) are installed at first threaded rod (4) top, first threaded rod (4) bottom is provided with crown adapter sleeve (6), install bearing (7) between first threaded rod (4) and crown adapter sleeve (6), inner chamber (8) have been offered to fixed plate (1) inside, inner chamber (8) inside is provided with second threaded rod (9), second threaded rod (9) outside is provided with thread bush (12), thread bush (12) bottom fixedly connected with connection slide bar (13), connection slide bar (13) bottom is fixed with movable clamp plate (14).
2. A multi-directional positioning dental crown apparatus as in claim 1, wherein: the bottom surface of the fixed plate (1) is provided with a penetrating chute (11), and the connecting sliding rod (13) is in sliding connection with the penetrating chute (11).
3. A multi-directional positioning dental crown apparatus as in claim 1, wherein: one end of the second threaded rod (9) penetrates through the fixed plate (1) and extends to the outer side of the fixed plate (1), and one end of the second threaded rod (9) is provided with a second knob (10).
4. A multi-directional positioning dental crown apparatus as in claim 1, wherein: two groups of threads are symmetrically arranged on the outer surface of the second threaded rod (9), and the second threaded rod (9) is in threaded connection with the threaded sleeve (12).
5. A multi-directional positioning dental crown apparatus as in claim 1, wherein: the first threaded rod (4) is in threaded connection with the threaded hole (3), and the top of the first threaded rod (4) penetrates through the fixed plate (1) and extends to the top of the fixed plate (1).
6. A multi-directional positioning dental crown apparatus as in claim 1, wherein: limiting sliding rods (16) are arranged on two sides of the dental crown connecting sleeve (6), limiting sliding grooves (17) are formed in two side surfaces of the inner wall of the groove (2), and the limiting sliding rods (16) are connected with the limiting sliding grooves (17) in a sliding mode.
7. A multi-directional positioning dental crown apparatus as in claim 1, wherein: the number of the movable clamping plates (14) is multiple, and a plurality of friction blocks (15) are arranged on one side of each movable clamping plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322807228.9U CN221229428U (en) | 2023-10-19 | 2023-10-19 | Multidirectional positioning dental crown device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322807228.9U CN221229428U (en) | 2023-10-19 | 2023-10-19 | Multidirectional positioning dental crown device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221229428U true CN221229428U (en) | 2024-06-28 |
Family
ID=91594403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322807228.9U Active CN221229428U (en) | 2023-10-19 | 2023-10-19 | Multidirectional positioning dental crown device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221229428U (en) |
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2023
- 2023-10-19 CN CN202322807228.9U patent/CN221229428U/en active Active
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