CN213525605U

CN213525605U - Ultrasonic wave resorption tooth cleaning handle

Info

Publication number: CN213525605U
Application number: CN202022166643.7U
Authority: CN
Inventors: 李新华
Original assignee: Nanjing Xinlong Medical Apparatus Co ltd
Current assignee: Nanjing Xinlong Medical Apparatus Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-06-25
Anticipated expiration: 2030-09-28

Abstract

The utility model relates to a dental appliance, concretely relates to ultrasonic wave resorption clean tooth handle. The prophy handle includes a housing, a transducer assembly, an ultrasonic tip, and a silicone polymer suction sleeve. The transducer part and the ultrasonic working tip are internally provided with a water supply pipeline, and a back suction pipeline is formed between the outside of the transducer part and the ultrasonic working tip and the shell and between the outside of the transducer part and the ultrasonic working tip and the silica gel gathering and sucking sleeve. The utility model discloses designed the resorption pipeline ingeniously in current ultrasonic handle, controlled the aerosol of the clean tooth in-process of ultrasonic wave effectively, controlled the outline and the volume of handle simultaneously effectively, have good inheritance with the clean tooth handle outline of existing ultrasonic wave on human engineering. The transducer component adopts the integrated design of an encapsulating layer to achieve the waterproof performance of IP68 level.

Description

Ultrasonic wave resorption tooth cleaning handle

Technical Field

The utility model relates to a dental appliance, concretely relates to ultrasonic wave resorption clean tooth handle.

Background

In the process of ultrasonic tooth cleaning, the sprayed cooling water collides with the working tip of the ultrasonic tooth cleaning machine in the working state while cooling the working tip, so that mist aerosol is generated, the range reaches about 80cm, and the aerosol is an absorbable pollution source and needs to be inhibited by taking effective measures.

The prior common mode is that a dentist assistant adopts a saliva sucker to absorb near a tooth washing area or adopts a semi-fixed cover to absorb, and because the working tip of the tooth cleaner moves in the tooth washing process, the absorption mode can not be completely followed, so the absorption efficiency is insufficient.

Chinese patent document CN104039265A discloses an ultrasonic cleaning device for dental use and a method for cleaning teeth or dentures by ultrasonic waves, in which a cap member is hinged to an ultrasonic generator, and a cleaning liquid for ultrasonic cleaning is sucked and discharged to the outside of the oral cavity through a suction pipe in a sandwiched layout. The handle of this scheme is bulky, and the articulated mechanism has restricted its degree of freedom of operation in the oral cavity use, and the absorption position has limited its absorption effect with the interval of supersound work portion between the tooth that is cleaned.

In summary, on the basis of keeping the shape and structure of the original tooth cleaning handle, how to design the suck-back pipeline inside the tooth cleaning handle becomes a technical problem to be solved urgently by those skilled in the art.

Disclosure of Invention

An object of the utility model is to provide a clean tooth handle with resorption pipeline on keeping original clean tooth handle appearance structure's basis.

In order to achieve the above purpose, the utility model adopts the following scheme: an ultrasonic suck-back tooth cleaning handle is provided, which comprises a shell, a transducer component and an ultrasonic working tip, wherein the transducer component is arranged in the shell, the ultrasonic working tip is arranged at the head end of the transducer component, the transducer component and the ultrasonic working tip are internally provided with a water supply pipeline, and the ultrasonic suck-back tooth cleaning handle is characterized in that:

a resorption pipeline is formed between the transducer part and the shell, the transducer part comprises an ultrasonic transducer, a connecting rod, a transducer connecting piece and an adapter, the connecting rod is connected with the ultrasonic working tip, the transducer connecting piece is fixedly connected to the tail end of the ultrasonic transducer, the adapter is fixedly connected with the transducer connecting piece, and the ultrasonic transducer and the transducer connecting piece are wrapped by an integral rubber coating layer;

the tail end of adapter is provided with water supply hole, return water hole and line hole, and the middle part has the return water chamber, and the return water chamber is isolated with water supply hole and line hole, form the resorption passageway between integrative rubber coating layer and the shell, the resorption passageway is linked together through return water chamber and return water hole, the water supply hole is linked together with the supply channel.

As preferred, the adapter includes connecting block and separator, the tail end of connecting block is provided with the water supply hole, return water hole and line hole, the tail end of separator is provided with the boss, the connecting block passes through the boss and links to each other with the separator, water supply hole and line hole pass the boss and extend to the head end of separator, form the return water chamber between connecting block and the separator, separate return water hole and water supply hole and line hole, prevent that the water between return water hole and the water supply hole from taking place to pollute, the head end of separator is provided with the head of intaking, separate line hole and water supply hole.

Preferably, the tail end of the transducer connecting piece is provided with a water inlet groove, a water inlet hole is formed in the water inlet groove, the end face of the water inlet head is in contact with the bottom surface of the water inlet groove to form a cavity for communicating the water supply hole with the water inlet hole, and the water supply hole is conveniently connected with a water supply pipeline.

Preferably, the wire hole extends from the tail end of the adapter to the transducer connector, so that external wiring is facilitated, and power is supplied to the ultrasonic transducer.

As the preferred, be provided with the female head of contact pin in the line hole, the head end of the female head of contact pin links to each other with ultrasonic transducer's binding post, sets up the female head of contact pin and forms the quick connector of clean tooth handle, makes things convenient for the power supply of handle to connect.

Preferably, a water inlet joint is arranged in the water supply hole, so that the water inlet pipe is convenient to connect, and a negative pressure joint is arranged in the water return hole, so that the water pumping pipe is convenient to connect, and the tooth cleaning handle and the external water pipe are convenient to quickly connect.

As preferred, the tail end of adapter is pegged graft and is had the coupler, is provided with the sealing washer between adapter and the coupler, forms better sealed effect to the transducer part, arranges central pipeline and bypass pipeline on the coupler, and central pipeline intercommunication return water hole, bypass pipeline intercommunication water supply hole, the installation and the dismantlement of handle and host computer hose of being convenient for provide the advantage for the disinfection and the change of handle.

Preferably, a plurality of slots are arranged in the circumferential direction of the tail end of the ultrasonic transducer, and the transducer connecting piece is provided with a clamping jaw used for clamping the slots, so that the ultrasonic transducer and the transducer connecting piece are connected more firmly.

As preferred, the head end cover of shell is equipped with the silica gel and gathers and inhale the cover, and the head end that the cover was gathered to silica gel has the curved structure who matches with the sharp shape of ultrasonic wave work for promote the resorption effect of handle to the oral cavity liquid.

Preferably, a tapered sleeve is arranged at the tail of the shell and used for avoiding blockage caused by transition bending of a water pipe connected with the water supply hole and the water return hole, the coupler is installed in the tapered sleeve, and the tail end of the coupler is connected with the host through a pipeline.

The utility model provides a when the clean tooth handle of ultrasonic wave resorption was used, cold water got into the water supply pipe through the feed water hole, cooled off the ultrasonic wave work point in the work. The water return hole generates negative pressure under the action of the external air pump, and the tail end of the resorption pipeline connected with the water return hole, namely the port of the silica gel gathering and absorbing sleeve also has negative pressure, so that the resorption of liquid in the oral cavity is formed, and the diffusion of vaporific aerosol is inhibited.

Compared with the prior art, the ultrasonic suck-back tooth cleaning handle has the following substantive characteristics and progress:

1. the ultrasonic resorption tooth cleaning handle is provided with the encapsulating layer on the outer surface of the connecting piece of the ultrasonic transducer and the transducer, so that the electric elements in the handle form a sealed whole, and the circuit waterproof grade of the handle is improved;

2. the ultrasonic resorption tooth cleaning handle utilizes the space between the transducer part and the shell as a resorption pipeline, fully utilizes the space inside the handle and is more in line with human engineering;

3. this clean tooth handle of ultrasonic wave resorption sets up the return water chamber at the middle part of adapter for water supply line and resorption pipeline are kept apart completely in the handle is inside, have avoided the water in the water supply line to be polluted, have improved the safety in utilization of clean tooth handle, and the setting of adapter has improved the convenience of clean tooth handle and the connection of outside water pipe, circuit, the disinfection and the change of the clean tooth handle of being convenient for.

Drawings

FIG. 1 is a perspective view of an ultrasonic suck-back prophy handle in an embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic illustration of the transducer assembly 2 prior to encapsulation;

figure 4 is a schematic illustration of the assembly of the transducer connector 23 and the adapter 24.

Reference numerals: the ultrasonic suction device comprises a shell 1, a transducer part 2, an ultrasonic working tip 3, a silica gel suction sleeve 4, a coupler 5, a negative pressure joint 6, a water inlet joint 7, a filter screen 8, a sleeve 9, a suction channel 10, a water supply pipeline 11, an ultrasonic transducer 21, a connecting rod 22, a transducer connecting piece 23, an adapter 24, an integral rubber coating layer 25, a water return hole 241, a water supply hole 242, a wire hole 243, a connecting block 244, a separating body 245, a boss 246, a water return cavity 247, a water inlet head 248 and a water inlet groove 231.

Detailed Description

The following detailed description of embodiments of the present invention will be made with reference to the accompanying drawings.

An ultrasonic suck-back dental cleaning handle as shown in figures 1-4 is used for sucking back liquid in the oral cavity and inhibiting the generation of aerosol during the ultrasonic tooth cleaning process. This clean tooth handle utilizes shell and silica gel to gather the space of inhaling between the cover as the resorption pipeline, under the appearance structure that keeps original clean tooth handle, has promoted the absorption effect of clean tooth handle to oral cavity liquid. Simultaneously, this clean tooth handle is to electrical components do whole rubber coating and is handled, has promoted the waterproof grade of circuit greatly.

As shown in fig. 1-4, an ultrasonic suck-back prophy handle includes a housing 1, a transducer assembly 2, an ultrasonic tip 3, and a silicone polymer jacket 4. The transducer assembly 2 is disposed inside the housing 1. The silica gel collecting and sucking sleeve 4 is connected to the head part of the shell 1. One end of the ultrasonic working tip 3 is connected with the energy transducer component 2, and the other end extends out of the end part of the silica gel gathering and absorbing sleeve 4. The interior of the transducer assembly 2 and the ultrasonic tip 3 has a water supply line 11. A back suction line is formed between the transducer part 2 and the housing 1. The silica gel collecting and sucking sleeve 4 plays a role of a drainage tube, and is convenient for quickly sucking the water body near the ultrasonic working tip 3 to a back suction pipeline.

The transducer assembly 2 includes an ultrasonic transducer 21, a connecting rod 22, a transducer connector 23 and an adapter 24. The ultrasonic transducer 21 is connected to the ultrasonic tip 3 through a connecting rod 22. The ultrasonic tip 3 and the connecting rod 22 may be connected by a screw thread. An ultrasonic transducer 21 is fixed at the head end of the transducer connection 23. The adapter 24 is connected to the rear end of the transducer connector 23. The outer surfaces of the ultrasonic transducer 21 and the transducer connector 23 are provided with an integral encapsulating layer 25. The integrated encapsulating layer 25 is formed by liquid silica gel once, protects the internal circuit and components thereof, and improves the dustproof and waterproof grade of the circuit to IP 68.

The rear end of the adapter 24 is provided with a water supply hole 242, a water return hole 241, and a wire hole 243. The adapter 24 has a return cavity 247 in the middle. The return chamber 247 is isolated from the water supply hole 242 and the line hole 241 and connects the return hole 241 with the suck-back passage 10. The water supply hole 242 is connected to the water supply line 11. Two independent water pipelines are formed at the adapter 24 and are used for realizing the water supply and suck-back functions of the tooth cleaning handle. The wire holes 243 facilitate external wiring into the interior of the handpiece to power and control the ultrasonic transducer 21. The number of the string holes 243 is preferably 2.

Adapter 24 includes a connecting block 244 and a spacer 245. A water supply hole 242, a water return hole 241, and a wire hole 243 are provided at the rear end of the connection block 244. The trailing end of separator 245 is provided with a boss 246. The connecting block 244 is connected to the spacer 245 by a boss 246. The water supply hole 242 and the line hole 243 extend through the boss 246 to the head end of the separation body 245. A water return chamber 247 is formed between the connection block 244 and the separation body 245 to separate the water return hole 241 from the water supply hole 242 and the line hole 243. The water body between the water return hole 241 and the water supply hole 242 is prevented from being polluted. The head end of the separation body 245 is provided with a water inlet head 248 to separate the wire hole 243 from the water supply hole 242.

The transducer connector 23 is provided at its rear end with a water inlet channel 231. A water inlet hole is arranged in the water inlet groove 231. The end surface of the water inlet head 248 contacts the bottom surface of the water inlet groove 231 to form a cavity for communicating the water supply hole 242 with the water inlet hole, thereby facilitating the connection of the water supply hole 242 with the water supply line 11. At the junction of the transducer connection 23 and the adapter 24, the water supply aperture 242 forms an L-shaped connection with the water supply line 11, such that after the external water tube is connected to the prophy handle, a central water supply is provided to the prophy handle.

Wire holes 243 extend from the rear end of the adapter 24 to the transducer connector 23 to facilitate external wiring for powering the ultrasonic transducer 21. A pin female is disposed in the wire hole 243. The head end of the pin female head is connected with a wiring terminal of the ultrasonic transducer 21. The quick connector of the tooth cleaning handle is formed by arranging the pin female head, so that the power supply connection and control of the handle are facilitated.

As shown in fig. 2, a water inlet joint 6 is provided in the water supply hole 242 to facilitate connection of a water inlet pipe. The negative pressure connector 7 is arranged in the water return hole 241, so that the water pumping pipe is convenient to connect, and the quick connection between the tooth cleaning handle and an external water pipe is facilitated. The water pumping pipe can be connected with an external air pump, so that the water return hole 241 generates negative pressure when the tooth cleaning handle is used, and the back suction function of the tooth cleaning handle is further realized.

The upper end of the adapter 24 is provided with a coupler 5. A sealing ring is arranged between the adapter 24 and the coupler 5, so that a better sealing effect is formed on the transducer part 2.

When assembling the tooth cleaning handle, the sealing treatment is carried out between the tail end of the adapter 24 and the gap of the shell 1, the water tightness inside the tooth cleaning handle is ensured, and the water body in the handle resorption pipeline is prevented from leaking at the tail end of the adapter 24. The sealing treatment mode can be that a sealing step is arranged at the tail end of the adapter 24, and a sealing ring is arranged on the sealing step; or manually injecting sealant into the gap between the tail end of the adapter 24 and the shell 1.

As shown in fig. 3, a plurality of slots are arranged in the circumferential direction at the rear end of the ultrasonic transducer 21. The transducer connecting piece 23 is provided with a clamping jaw for clamping the slot, so that the transducer connecting piece 23 is more firmly connected with the jaw, and the phenomenon that the ultrasonic transducer 21 is loosened and further the use is influenced due to the fact that the tooth cleaning handle works for a long time is avoided.

As shown in fig. 1, the housing 1 has a head portion, a hand-held portion, and a tail portion. The head and the handheld portion of shell select for use split type installation, through threaded connection, the dismantlement and the equipment of the shell of being convenient for. The filter screen 8 is arranged on the inner side of the head part to prevent foreign matters from blocking the suck-back channel 10.

The head end cover of shell 1 is equipped with silica gel and gathers and inhale cover 4. The head end of the silica gel gathering and sucking sleeve 4 is provided with a bending structure matched with the shape of the ultrasonic working tip, and is used for improving the suck-back effect of the handle on liquid in the oral cavity.

The tail of the housing 1 is provided with a sleeve 9. The sleeve 9 is tapered to prevent the water pipe connecting the water supply hole 242 and the water return hole 241 from being blocked due to excessive bending.

According to the ultrasonic resorption tooth cleaning handle provided by the embodiment, the resorption pipeline is added in the existing ultrasonic handle structure, and the volume of the handle is controlled. Compared with the existing ultrasonic tooth cleaning handle, the handle is more in accordance with the ergonomics of operation. The whole tooth cleaning handle can resist the high temperature of 150 ℃, and is convenient for repeated use after disinfection. The transducer part has the encapsulating layer, forms integrated handle core, has higher dustproof waterproof performance. Meanwhile, the tail of the ultrasonic transducer is provided with a groove, so that the connection stability is improved. The water supply hole and the water supply pipeline at the tail of the handle form an L-shaped connection, so that after the external water pipe is connected into the tooth cleaning handle, the tooth cleaning handle forms central water supply.

The present invention is not limited to the specific technical solutions described in the above embodiments, and other embodiments can be provided in addition to the above embodiments. For example, the number of the wire holes at the tail part of the handle can be 3, 4 and the like. It should be understood by those skilled in the art that any modifications, equivalent substitutions, improvements and the like that are made within the spirit and principle of the present invention are within the scope of the present invention.

Claims

1. An ultrasonic resorption tooth cleaning handle comprising a housing, a transducer element and an ultrasonic tip, the transducer element being disposed in the housing, the ultrasonic tip being mounted at a head end of the transducer element, the transducer element and the ultrasonic tip having a water supply line therein, characterized in that:

2. The ultrasonic resorption tooth cleaning handle according to claim 1, wherein the adapter comprises a connecting block and a separating body, the tail end of the connecting block is provided with a water supply hole, a water return hole and a wire hole, the tail end of the separating body is provided with a boss, the connecting block is connected with the separating body through the boss, the water supply hole and the wire hole extend to the head end of the separating body through the boss, a water return cavity is formed between the connecting block and the separating body, and the head end of the separating body is provided with a water inlet head.

3. The ultrasonic suck-back dental handle according to claim 2, wherein the transducer connector has a water inlet channel at the rear end thereof, a water inlet hole is formed in the water inlet channel, and the end surface of the water inlet head contacts with the bottom surface of the water inlet channel to form a cavity for communicating the water supply hole and the water inlet hole.

4. The ultrasonic resorption dental handle according to claim 1, wherein the wire hole extends from the tail end of the adaptor to the transducer connector.

5. The ultrasonic suck-back tooth cleaning handle according to claim 1, wherein a pin female head is arranged in the wire hole, and the head end of the pin female head is connected with a terminal of the ultrasonic transducer.

6. The ultrasonic resorption tooth cleaning handle according to claim 1, wherein a water inlet connection is provided in the water supply hole and a negative pressure connection is provided in the water return hole.

7. The ultrasonic resorption tooth cleaning handle according to claim 1, wherein a coupler is inserted into the tail end of the adapter, a sealing ring is arranged between the adapter and the coupler, a central pipeline and a bypass pipeline are arranged on the coupler, the central pipeline is communicated with the water return hole, and the bypass pipeline is communicated with the water supply hole.

8. The ultrasonic suck-back dental handle according to claim 1, wherein a plurality of slots are circumferentially arranged at the rear end of the ultrasonic transducer, and the transducer connector has a claw for engaging with the slots.

9. The ultrasonic suck-back tooth cleaning handle according to claim 1, wherein the head end of the shell is sleeved with a silica gel sucking sleeve, and the head end of the silica gel sucking sleeve is provided with a bending structure matched with the shape of the ultrasonic working tip.

10. The ultrasonic suck-back dental cleaning handle according to claim 7, wherein the tail of the housing is provided with a tapered sleeve, the coupler is mounted in the tapered sleeve, and the tail end of the coupler is connected with the host machine through a pipeline.