CN218922819U - Dental polisher and machine body thereof - Google Patents
Dental polisher and machine body thereof Download PDFInfo
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- CN218922819U CN218922819U CN202223162517.XU CN202223162517U CN218922819U CN 218922819 U CN218922819 U CN 218922819U CN 202223162517 U CN202223162517 U CN 202223162517U CN 218922819 U CN218922819 U CN 218922819U
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Abstract
The utility model discloses a machine body of a dental polisher, comprising: a handle assembly and a sleeve assembly; the handle assembly includes: a handle housing and a first transmission mechanism; the first transmission mechanism is arranged in the handle shell; the sleeve assembly includes: the bending machine connector and the second transmission mechanism; the lower side of the bending machine connector is rotatably arranged on the handle shell, and the upper side of the bending machine connector is used for installing a polishing head; the second transmission mechanism is rotatably arranged in the bending machine connector, the input end of the second transmission mechanism is connected with the output end of the first transmission mechanism, and the output end of the second transmission mechanism is used for being connected with the input end of the polishing head. According to the scheme, a doctor can realize the 360-degree rotation function of the polishing head under the condition that the doctor does not rotate the machine body. The utility model also discloses a dental polisher applying the machine body.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a dental polisher and a dental polisher body in the dental field.
Background
With the improvement of the living standard of people, the oral hygiene is paid more attention to and paid more attention to. The dental field has received a great deal of attention for solving the problem of oral cavity, and tooth cleaning is one of the more important tooth repairing methods.
The dental polisher is mainly used for preventing and treating teeth and cleaning and polishing the surfaces of teeth, and consists of a treating head, a polishing cup and a driving device (commonly called a handle), and the polishing head is tightly attached to the surfaces of the teeth during working. Dental polishers are commonly used in two applications: one is that the polishing head is coated with a special preventive polishing paste to achieve the aim of cleaning and polishing teeth, and the rotating speed is generally 1500-4000 r/min; a special enamel-sealing caries-preventing paste is coated on polishing head, and can be used for filling and repairing damaged enamel to avoid accumulation of pigmentation, and its rotating speed is generally 500-1000 r/min. The polishing head is closely attached to the tooth surface, so that the tooth cleaning efficiency is high.
However, the teeth in the oral cavity are densely distributed, a doctor needs to rotate the polishing machine for polishing different tooth surfaces according to different angles during polishing, in the polishing process, the doctor needs to adjust the rotating speed by pressing a key according to different cleaning degrees of the teeth and dipping polishing paste, and for the front tooth surface and the lower tooth surface, the doctor can easily acquire the field of view of the key during working of the polishing machine, so that the rotating speed is convenient to adjust; when polishing the tooth surface, because the polishing head is upwards, the button is sheltered from by the host computer fuselage, thereby the doctor is difficult to obtain the button field of vision through button regulation rotational speed, has greatly influenced doctor's work efficiency.
Disclosure of Invention
Aiming at the problems and the defects, the scheme mainly solves the problems:
1) Most of polishing heads of existing dental polishing machines are of non-rotatable structures, and doctors need to rotate machines when polishing certain parts of teeth, so that keys are blocked by a machine body, and the doctor is influenced to adjust the rotating speed and control the start and stop of the machines.
2) Most of the existing polishing equipment is wired equipment, a doctor holds the equipment relatively inconvenient in operation, and the doctor is not easy to swing different angles to the machine according to different tooth surfaces, so that the use experience and tooth cleaning efficiency of the doctor are affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a body of a dental polisher, comprising: a handle assembly and a sleeve assembly;
the handle assembly includes: a handle housing and a first transmission mechanism; the first transmission mechanism is arranged in the handle shell;
the sleeve assembly includes: the bending machine connector and the second transmission mechanism;
the lower side of the bending machine connector is rotatably arranged on the handle shell, and the upper side of the bending machine connector is used for installing a polishing head; the second transmission mechanism is rotatably arranged in the bending machine connector, the input end of the second transmission mechanism is connected with the output end of the first transmission mechanism, and the output end of the second transmission mechanism is used for being connected with the input end of the polishing head.
Preferably, the sleeve assembly further comprises: a sleeve housing;
the lower side of the sleeve shell is sleeved on the outer wall of the handle shell, and the lower side of the bending machine connector is rotatably arranged on the upper side of the sleeve shell.
Preferably, the sleeve assembly further comprises: a second seal ring;
the upper side of sleeve casing overlaps to be located the downside of bender connector, the second sealing washer set up in between the upper side of sleeve casing and the downside of bender connector.
Preferably, the handle assembly further comprises: the switch is arranged on the outer wall of the handle shell;
the sleeve assembly further comprises: a key mechanism;
the key mechanism is arranged on the sleeve shell and is matched with the switch in an alignment manner.
Preferably, the handle assembly further comprises: the sleeve assembly further comprises: a fixed sleeve;
the fixed cover is overlapped and is located the upside outer wall of sleeve casing, just the inner wall of fixed cover is equipped with down step, the step the outer wall axial spacing cooperation of bender connector.
Preferably, the handle assembly further comprises: the buckle is arranged on the outer wall of the handle shell;
the sleeve assembly further comprises: and the clamping ring is arranged on the inner wall of the handle shell sleeve and is matched with the clamping ring in a clamping way.
Preferably, the handle assembly further comprises: a first seal ring;
the first sealing ring is arranged between the outer wall of the handle shell and the inner wall of the sleeve shell.
Preferably, the first transmission mechanism includes: a motor coupling;
the input end of the motor coupler is used for being connected with the output end of the driving structure, and the output end of the motor coupler is connected with the input end of the second transmission mechanism.
Preferably, the handle assembly further comprises: the driving structure and the motor connecting piece;
the driving structure includes: a motor; the motor coupling is welded to the output shaft of the motor, the outer wall of the motor is connected to the inner wall of the motor connecting piece through threads, and the outer wall of the motor connecting piece is connected to the handle shell through threads.
Preferably, the handle housing comprises: the locking sleeve, the handle upper cover and the handle lower cover;
the upper handle cover and the lower handle cover are buckled in the radial direction to form a cavity, and the lower sides of the upper handle cover and the lower handle cover are fixed through screws;
the inner wall threaded connection of lock sleeve in the inner wall of motor connecting piece, just the lock sleeve cover is located the upper end of handle upper cover and handle lower cover.
Preferably, the handle assembly further comprises: a battery;
the battery is electrically connected to the motor.
Preferably, the second transmission mechanism includes: a needle clamping shaft core;
the needle clamping shaft core is installed in the connector of the bending machine through a bearing, the lower side of the needle clamping shaft core is in transmission fit with the output end of the motor coupler, and a notch for clamping a transmission long shaft of the polishing cup is formed in the upper side of the needle clamping shaft core.
Preferably, the sleeve assembly further comprises: and the third sealing ring is arranged on the outer wall of the connector of the bending machine.
A dental polisher, comprising: the dental polisher comprises a body and a polishing head, wherein the body is the body of the dental polisher.
As can be seen from the technical scheme, the dental polisher and the dental polisher body provided by the utility model have the following advantages:
1) The dental polisher can realize the arbitrary angle rotation function of the polishing head, can swing the polishing head for different tooth surfaces and positions by arbitrary angles, and can realize the polishing and cleaning of the tooth surfaces at arbitrary positions on the premise of not influencing the operation of doctors;
2) The sleeve is arranged outside the handle of the wireless polishing machine, the sleeve can be used for high-temperature and high-pressure disinfection and sterilization, the handle is effectively prevented from being infected, the abrasion and damage of the handle are reduced, and the service life of the handle is prolonged.
3) According to the dental polisher, an external lead is abandoned, and the wireless charging function of the handle is realized by installing the wireless coil at the bottom of the handle and in the charging seat, so that the convenience in charging is improved;
based on the three points, the market core competitiveness of the polishing machine is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a handle assembly according to an embodiment of the present utility model;
wherein, 1-motor connector; 2-a first sealing ring; 3-motor coupling; 4-locking sleeve; 5-a handle upper cover; 6-a motor; 7-clamping buckles; 8-a handle lower cover; 9-battery; 10-a PCB circuit board; 11-a switch; 12-key sheath;
FIG. 2 is a schematic structural view of a sleeve assembly according to an embodiment of the present utility model;
wherein, 21-the bender connector; 22-a third sealing ring; 23-upper bearings; 24-clamping a needle shaft core; 25-fixing sleeve; 26-lower bearing; 27-a second sealing ring; 28-bearing jack nut; 29-a key mechanism; 30-a sleeve housing; 31-snap ring; 32-three arch spring pad.
Detailed Description
According to the dental polisher, the bending machine connector, the O-shaped ring, the fixing sleeve and the integrated sleeve model are established, so that the arbitrary angle rotation function of the polishing head is realized, the arbitrary angle of the polishing head can be swung according to different tooth surfaces and positions, and the polishing and cleaning of the arbitrary position of the tooth surfaces are realized on the premise that the operation of doctors is not influenced.
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 patent provides a wireless polisher, solves the problem mentioned in the background art above. In order to realize the functions, the polishing machine mainly comprises three parts: the handle assembly and sleeve configuration are shown but may be adjusted according to the particular mounting location. The utility model can realize 360-degree rotation of the polishing head under the condition that a doctor does not rotate the machine body.
The specific installation relation is as follows:
the handle structure: as shown in fig. 1, the handle has a circuit structure, the battery 9 is installed on one side of the lower cover 8 of the handle to provide power, and the system is controlled by the PCB circuit board 10 to realize the rotation of the motor. The motor coupling 3 is welded on the output shaft of the motor 6, an external thread is arranged on the motor 6, the motor connecting piece 1 is connected with the motor 6 through threaded fit, an external thread is arranged on the outer side of the motor connecting piece 1, the locking sleeve 4 is connected with the motor connecting piece 1 through threaded fit, the handle upper cover 5 and the handle lower cover 8 are fixed, two small holes are formed in the other end of the handle lower cover 8, and the bottom ends of the upper cover 5 and the lower cover 8 are fixed through two tapping screws. The outer side of the handle is provided with a buckle 7 and a key sheath 12. An O-shaped ring 2 is arranged on the locking sleeve 4, a certain expansion effect is achieved on the cooperation between the sleeve and the handle, and meanwhile, the O-shaped ring 2 has a sealing effect and prevents liquid from entering the handle host machine to damage parts.
Sleeve assembly structure: as shown in fig. 2, the sleeve comprises a fixed sleeve 25 and a sleeve shell 30, a silica gel button mechanism 29 is arranged on the outer side of the sleeve shell 30, a motor output shaft transmission mechanism is arranged in the sleeve, the transmission mechanism comprises a needle clamping shaft core 24, four notches are formed in the needle clamping shaft core 24, and as shown in fig. 2, the notch of the needle clamping shaft core is bent through a press machine and a bending tool. The polishing cup transmission long shaft is arranged in the needle clamping shaft core 24, and clamping of the polishing cup transmission long shaft is achieved through the bending position of the needle clamping shaft core 24. The upper bearing 23 and the lower bearing 26 are installed on the needle clamping shaft core 24, the inner ring of the upper bearing 23 is pre-tightened through the three-arch spring pad 32, the outer ring of the lower bearing 26 is pre-tightened through the bearing jacking nut 28, one end of the needle clamping shaft core 24 is provided with a 45-degree inclination, and the needle clamping shaft core is convenient to be matched with the motor coupler 3, so that mechanism transmission is realized. The outer rings of the upper bearing 23 and the lower bearing 26 are arranged in the bending machine connector 21, a glue storage groove is dug at the outer side of the bending machine connector 21, and an anaerobic glue is uniformly coated in the groove to tightly fasten the connector sleeve. The outer side of the bent connecting joint 21 is provided with two O-shaped third sealing rings 22 which play a role in damping and sealing, so that impurities such as body fluid and the like are prevented from entering the main machine through the polishing cup during the working of a doctor, and the handle is prevented from being damaged. The lower side of the bending machine connector is provided with an O-shaped second sealing ring 27, the lower side of the bending machine connector 21 is matched with the sleeve shell 30, the upper side of the bending machine connector is fixed through the fixing sleeve 25, the bending machine connector assembly is prevented from falling off, and a polishing head is inserted on the bending machine connector assembly.
Working principle:
1) The polishing head rotates: the built-in battery 9 of handle provides the power, through shift knob and circuit board control system, the on/off circuit, realizes the adjustable speed rotation of motor, the welding has motor shaft coupling on motor 6 output shaft, motor shaft coupling 3 and the cooperation of pressing from both sides needle axle core 24 drive its rotation, press from both sides the needle axle core 23 in install polishing cup transmission major axis 45, press from both sides the needle axle core through using the press to press from both sides tightly and drive its rotation, the bevel gear 44 is installed to transmission major axis 45 one end, bevel gear 44 and another bevel gear 42 oblique crossing cooperate, drive driven shaft 43 rotation, and then drive polishing head 41 rotation.
2) Any angle rotation: the O-shaped ring is arranged on the lower side of the bending machine connector, the bending machine connector is matched with the sleeve through the lower side, the upper side of the bending machine connector is fixed in the sleeve space through the fixing sleeve, the bending machine connector is prevented from falling off, the O-shaped ring provides the functions of rotation and damping, the free rotation of the bending machine connector is guaranteed, the damping function of the O-shaped ring prevents random swing of the polishing cup, and the cleaning and polishing of teeth are affected for doctors.
In summary, the core innovation point of the scheme is as follows:
1. the polishing machine has the advantages that the structure is simple and compact, the sleeve and the handle are of a detachable structure, the rotation of the polishing machine is realized through the mutual matching of the handle, the sleeve and the polishing cup, and the polishing machine is convenient for a doctor to hold, detach, clean, disinfect and maintain.
2. The polishing head is of a 360-degree rotatable structure, an O-shaped ring is arranged on the lower side of a connector of the bending machine and is matched with the sleeve, the fixing sleeve fixes the connector assembly of the bending machine in the sleeve, and the 360-degree rotation of the polishing head is realized through the expansion effect of the O-shaped ring.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (14)
1. A dental polisher body comprising: a handle assembly and a sleeve assembly;
the handle assembly includes: a handle housing and a first transmission mechanism; the first transmission mechanism is arranged in the handle shell;
the sleeve assembly includes: a bending machine connector (21) and a second transmission mechanism;
the lower side of the bending machine connector (21) is rotatably arranged on the handle shell, and the upper side of the bending machine connector (21) is used for installing a polishing head; the second transmission mechanism is rotatably arranged in the bending machine connector (21), the input end of the second transmission mechanism is connected with the output end of the first transmission mechanism, and the output end of the second transmission mechanism is used for being connected with the input end of the polishing head.
2. The body of a dental polisher according to claim 1, wherein the sleeve assembly further comprises: a sleeve housing (30);
the lower side of the sleeve shell (30) is sleeved on the outer wall of the handle shell, and the lower side of the bending machine connector (21) is rotatably arranged on the upper side of the sleeve shell (30).
3. The body of a dental polisher according to claim 2, wherein the sleeve assembly further comprises: a second seal ring (27);
the upper side of the sleeve shell (30) is sleeved on the lower side of the bending machine connector (21), and the second sealing ring (27) is arranged between the upper side of the sleeve shell (30) and the lower side of the bending machine connector (21).
4. The body of the dental polisher according to claim 2, wherein the handle assembly further comprises: a switch (11) arranged on the outer wall of the handle shell;
the sleeve assembly further comprises: a key mechanism (29);
the key mechanism (29) is arranged on the sleeve shell (30) and is matched with the switch (11) in an alignment mode.
5. The body of the dental polisher according to claim 2, wherein the handle assembly further comprises: the sleeve assembly further comprises: a fixed sleeve (25);
the fixed sleeve (25) is sleeved on the upper outer wall of the sleeve shell (30), a downward step is arranged on the inner wall of the fixed sleeve (25), and the outer wall of the bending machine connector (21) is axially limited and matched with the step.
6. The body of the dental polisher according to claim 2, wherein the handle assembly further comprises: a buckle (7) arranged on the outer wall of the handle shell;
the sleeve assembly further comprises: and the clamping ring (31) is arranged on the inner wall of the handle shell sleeve shell (30) and matched with the buckle (7).
7. The body of the dental polisher according to claim 2, wherein the handle assembly further comprises: a first seal ring (2);
the first sealing ring (2) is arranged between the outer wall of the handle shell and the inner wall of the sleeve shell.
8. The body of a dental polisher according to claim 1, wherein the first drive mechanism comprises: a motor coupling (3);
the input end of the motor coupler (3) is used for being connected with the output end of the driving structure, and the output end of the motor coupler (3) is connected with the input end of the second transmission mechanism.
9. The body of a dental polisher according to claim 8, wherein the handle assembly further comprises: the drive structure and the motor connection (1);
the driving structure includes: a motor (6); the motor coupling (3) is welded to an output shaft of the motor (6), the outer wall of the motor (6) is connected to the inner wall of the motor connecting piece (1) through threads, and the outer wall of the motor connecting piece (1) is connected to the handle shell through threads.
10. The body of the dental polisher according to claim 9, wherein the handle housing comprises: a locking sleeve (4), a handle upper cover (5) and a handle lower cover (8);
the upper handle cover (5) and the lower handle cover (8) are buckled in the radial direction to form a cavity, and the lower sides of the upper handle cover (5) and the lower handle cover (8) are fixed through screws;
the inner wall thread connection of lock sleeve (4) in the inner wall of motor connecting piece (1), just lock sleeve (4) cover is located handle upper cover (5) with the upper end of handle lower cover (8).
11. The body of a dental polisher according to claim 9, wherein the handle assembly further comprises: a battery (9);
the battery (9) is electrically connected to the motor (6).
12. The body of a dental polisher according to claim 8, wherein the second transmission mechanism comprises: a needle-clamping shaft core (24);
the needle clamping shaft core (24) is installed in the bending machine connector (21) through a bearing, the lower side of the needle clamping shaft core (24) is in transmission fit with the output end of the motor coupler (3), and a notch for clamping a transmission long shaft (45) of the polishing cup is formed in the upper side of the needle clamping shaft core (24).
13. The body of a dental polisher according to claim 1, wherein the sleeve assembly further comprises: and the third sealing ring (22) is arranged on the outer wall of the bending machine connector (21).
14. A dental polisher, comprising: a body and a polishing head, characterized in that the body is a body of a dental polisher according to any one of claims 1-13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223162517.XU CN218922819U (en) | 2022-11-28 | 2022-11-28 | Dental polisher and machine body thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223162517.XU CN218922819U (en) | 2022-11-28 | 2022-11-28 | Dental polisher and machine body thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218922819U true CN218922819U (en) | 2023-04-28 |
Family
ID=86060651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223162517.XU Active CN218922819U (en) | 2022-11-28 | 2022-11-28 | Dental polisher and machine body thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218922819U (en) |
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2022
- 2022-11-28 CN CN202223162517.XU patent/CN218922819U/en active Active
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