CN115120363A - Multifunctional dental hand bender - Google Patents

Abstract

The application provides a multifunctional dental curved hand piece, which relates to the field of medical equipment and comprises a curved hand piece main body, wherein the curved hand piece main body is provided with a first water channel and a second water channel which are mutually independent, the first water channel is provided with a first inlet and a first outlet which are communicated, and the first inlet is used for being communicated with an external water source; the second waterway has a second inlet and a second outlet in communication, the second inlet for communicating with the driver waterway. The elbow phone can switch the water delivery of the inner water channel or the water delivery of the outer water channel according to the requirement, and has diversified functions; meanwhile, the bending machine is simple and reasonable in structure, various moving structural parts designed for switching different water channel functions are omitted, the inner water channel or the outer water channel can be directly selected as required during operation, redundant operations such as water channel switching and the like are not needed, convenience and rapidness are achieved, and reliability is high.

Description

Multifunctional dental hand bender

Technical Field

The invention relates to the field of medical instruments, in particular to a multifunctional dental hand bender.

Background

The existing dental hand benders are divided into an inner water channel and an outer water channel, the traditional hand benders are mainly provided with the inner water channel, a water channel is arranged in the traditional hand benders, water is transmitted to the water channel in the hand benders through a motor, and the water is sprayed out from a spray head at the head of the hand benders to realize the functions of cooling an execution part and the like. Because the water sprayed by the bending machine is conveyed by the water paths of the dental chair and the motor, and the water paths of the dental chair and the motor can not be sterilized, when physiological saline or other sterile solutions are required to be inoculated for carrying out sterile operation in clinical treatment of oral diseases, the traditional inner water channel bending machine can not be realized, and a special outer water channel bending machine needs to be replaced, so that the use is not convenient enough.

Disclosure of Invention

The invention aims to provide a multifunctional dental hand bender which can switch the water delivery of an inner water channel or an outer water channel as required, has diversified functions, does not need to perform redundant operation, can select the inner water channel or the outer water channel, and is convenient and quick.

The embodiment of the invention is realized by the following steps:

the invention provides a multifunctional dental hand bender, comprising:

the bending machine comprises a bending machine main body, a first water channel and a second water channel, wherein the bending machine main body is provided with the first water channel and the second water channel which are mutually independent, the first water channel is provided with a first inlet and a first outlet which are communicated, and the first inlet is used for being communicated with an external water source; the second waterway has a second inlet and a second outlet in communication, the second inlet for communicating with the driver waterway.

In an optional embodiment, the multifunctional dental handpiece further comprises a spray head, the spray head is provided with a first spray opening and a second spray opening which are independent of each other, the spray head is connected with the handpiece body, the first outlet is communicated with the first spray opening, and the second outlet is communicated with the second spray opening.

In an optional embodiment, the spray head and the bending machine body define an outer water storage cavity and an inner water storage cavity which are mutually independent, the first water channel is communicated with the first nozzle through the outer water storage cavity, and the second water channel is communicated with the second nozzle through the inner water storage cavity.

In an optional embodiment, a sealing structure for blocking the outer water storage chamber and the inner water storage chamber is disposed between the spray head and the mobile phone bending body.

In an alternative embodiment, the number of the first nozzle or the second nozzle is plural, and a plurality of the first nozzles are all communicated with the outer water storage chamber or a plurality of the second nozzles are all communicated with the inner water storage chamber.

In an optional embodiment, the mobile phone bending main body comprises a mounting seat, a working part, a machine head and an internal connecting pipeline, wherein the mounting seat, the working part and the machine head are sequentially connected, and the spray head is connected with the machine head; the mounting seat is provided with an inner hole for inserting the motor, the second water channel is arranged on the hole wall of the inner hole, and the second water channel is communicated with the internal connecting pipeline.

In an optional embodiment, the mobile phone bending main body further comprises an external water pipe, one end of the external water pipe is communicated with the first water channel, and the other end of the external water pipe is used for being communicated with an external water source.

In an alternative embodiment, the first water channel is arranged on the handpiece, and the external water pipe is connected with the handpiece.

In an optional embodiment, the bending machine main body further comprises an external pipeline; the first water channel is arranged on the mounting seat, and the external water pipe is connected with the mounting seat; the first water channel is communicated with the external pipeline.

In an alternative embodiment, an inner pipe joint is arranged on the inner connecting pipeline, the inner pipe joint is inserted into the second water channel, and a first sealing element is arranged between the inner pipe joint and the second water channel; and/or an outer pipe joint is arranged on the external pipeline, the outer pipe joint is inserted in the first water channel, and a second sealing piece is arranged between the outer pipe joint and the first water channel.

In an optional implementation mode, the mobile phone bending main body further comprises a pressing ring, the mounting seat is inserted into the working portion, and the pressing ring is connected with the working portion and is abutted against one side, far away from the working portion, of the mounting seat so as to limit the mounting seat to be separated from the working portion.

The embodiment of the invention has the beneficial effects that:

in conclusion, the multifunctional dental handpiece provided by the embodiment can select the first water channel or the second water channel for water delivery according to needs when in use, has diversified functions, can realize selective use of the inner water channel and the outer water channel without replacing the dental handpiece, and is low in cost. For example, when the first water channel is used, an external water source is communicated with the first water channel, the external water source enters from a first inlet of the first water channel and then is output from a first outlet, and operations such as cooling of an execution part and cleaning of the oral cavity of a patient are carried out. When the inner water channel is needed to be used, the water source is directly conveyed to the second water channel from the motor and then is output through the second outlet of the second water channel, and the executing component is cooled, the oral cavity of a patient is cleaned, and the like. Meanwhile, when the inner water channel and the outer water channel are selected, unnecessary operation of switching the inner water channel and the outer water channel is not needed, and a water source is communicated with the second water channel or the first water channel according to needs, so that the operation is convenient and fast. Meanwhile, as the structural part for switching the water channel is omitted, the structure is simplified, the overall reliability can be effectively enhanced, the failure rate is reduced, and the cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is an exploded view of a multi-functional dental handpiece in accordance with an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a mount of an embodiment of the invention;

FIG. 3 is a schematic structural diagram of a mounting base according to an embodiment of the present invention;

FIG. 4 is a cross-sectional structural view of another perspective of the mount of the embodiment of the invention;

FIG. 5 is a schematic structural diagram of a handpiece in accordance with an embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view of a handpiece in accordance with an embodiment of the invention;

FIG. 7 is a schematic cross-sectional view of a handpiece and a spray head according to an embodiment of the invention;

fig. 8 is a schematic structural view of a head according to a modification of the embodiment of the present invention;

fig. 9 is a schematic structural view of a modification of the multifunction dental bur according to the embodiment of the present invention.

An icon:

100-bending the mobile phone body; 101-a first raceway; 1011-a first hole section; 1012-a second bore section; 102-a second raceway; 103-an external water storage cavity; 104-an internal water storage cavity; 110-compression ring; 120-a mount; 121-inner bore; 122-a first annular face; 123-a second annular face; 124-annular channel; 130-a working part; 131-a first end; 132-a second end; 140-a handpiece; 141-a first cylinder; 142-a second cylinder; 143-connecting the boss; 144-external channel; 145-inscribed channel; 150-internal connecting pipeline; 151-inner pipe joint; 152-a first seal; 160-external pipeline; 161-outer tube joint; 162-a second seal; 170-external water pipe; 200-a spray head; 210-a first jet; 220-a second jet; 230-a sealing structure; 300-a motor; 310-infusion channel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the prior art, the dental elbow has two types, namely an inner water channel and an outer water channel, and the dental elbow with the inner water channel cannot be used for conveying sterile liquid, so that when the sterile liquid is required to be conveyed, the dental elbow with the inner water channel needs to be replaced by the dental elbow with the outer water channel, the dental elbows with the two types are switched to be used, the operation is inconvenient, and the cost is increased.

In view of this, the designer has designed a multi-functional dental hand bender, possesses interior water course water delivery and outer water course water delivery two kinds of functions simultaneously, selects the use as required, and it is convenient nimble to use, with low costs.

Referring to fig. 1-3, in the present embodiment, the multi-functional dental handpiece includes a handpiece body 100 and a spray head 200, the handpiece body 100 is provided with a first water passage 101 and a second water passage 102 which are independent from each other, the first water passage 101 has a first inlet and a first outlet which are communicated, and the first inlet is used for communicating with an external water source. The second waterway has a second inlet and a second outlet in communication, the second inlet for communicating with the driver waterway. The spray head 200 is provided with a first spray nozzle 210 and a second spray nozzle 220 which are independent of each other, the spray head 200 is connected with the bender body 100, a first outlet of the first waterway 101 is communicated with the first spray nozzle 210, and a second outlet of the second waterway 102 is communicated with the second spray nozzle 220.

It should be understood that the first flume may also be referred to as an outer flume or an outer flume and the second flume may also be referred to as an inner flume or an inner flume.

The actuator water path mainly supplies water to the motor 300, the motor 300 includes a fluid feed passage 310, and the fluid feed passage 310 can communicate with the second water path when the motor 300 is connected to the bender body 100.

The working principle of the multifunctional dental bending handpiece provided by the embodiment is as follows:

the multifunctional dental hand bender has two functions of inner water channel water delivery and outer water channel water delivery, when in use, the outer water channel water delivery or the inner water channel water delivery can be selected according to requirements, the selective use of the inner water channel and the outer water channel can be realized without replacing the dental hand bender, and the cost is low. For example, when the first waterway 101 is desired, an external water source is communicated to the first inlet of the first waterway 101, delivered from the first outlet of the first waterway 101 to the spray head 200 and sprayed from the first nozzle 210 of the spray head 200 to cool the implement, clean the mouth of the patient, and the like. When the inner water channel is needed, the water source is directly conveyed from the motor 300 to the second water channel 102, then conveyed to the spray head 200 through the second water channel 102, sprayed out from the second nozzle 220 of the spray head 200, and used for cooling the execution part, cleaning the oral cavity of the patient and the like. Meanwhile, when the inner water channel and the outer water channel are selected, redundant operation of switching the inner water channel and the outer water channel is not needed, namely, water conveying of the inner water channel and the outer water channel is two water conveying modes which are independent of each other and do not affect each other, and a water source is communicated with the second water channel 102 or the first water channel 101 as required, so that the operation is convenient and fast. Meanwhile, as the structural part for switching the water channel is omitted, the structure is simplified, the reliability of the whole structure can be effectively enhanced, the failure rate is reduced, and the cost is reduced.

Meanwhile, the dental bending machine provided by the embodiment has the advantages that the second water channel 102 and the first water channel 101 can independently operate and do not influence each other, so that the second water channel 102 and the first water channel 101 can simultaneously work in actual use, the second water channel 102 can be used for supplying conventional water, the first water channel 101 can be used for supplying liquid medicine, the dental bending machine is suitable for various different scenes, and the application range is wide. When the liquid medicine is not needed to be provided, the power source for conveying the liquid medicine is turned off, the second water channel 102 can be continuously used for providing common water, the operations of dismounting the pipeline and the like are not needed in the whole process, and the operation is very convenient.

Referring to fig. 1, in the present embodiment, optionally, the bending machine body 100 includes a pressing ring 110, a mounting seat 120, a working portion 130, a machine head 140, an internal connecting pipe 150, an external connecting pipe 160, an external connecting pipe 170, a first sealing element 152, and a second sealing element 162. The mounting seat 120 is fixed to the working part 130 by a pressing ring 110, the head 140 is connected to the working part 130, and the head 200 is connected to the head 140. The second waterway 102 is in communication with the second nozzle 220 via an internal conduit 150, and the first waterway 101 is in communication with the first nozzle 210 via an external conduit 160. The external water pipe 170 is connected to the first waterway 101, and the external water pipe 170 is used to be connected to a part for supplying an external water source.

Referring to fig. 1, optionally, the working portion 130 is in a long strip shape, the working portion 130 has a first end 131 and a second end 132 in a length direction thereof, the working portion 130 has an inner cavity, and two ends of the inner cavity in the length direction of the working portion 130 respectively extend to end faces where the first end 131 and the second end 132 are located. Be provided with spacing platform on the inner chamber wall of work portion 130, mount pad 120 inserts work portion 130 inner chamber and with spacing platform butt from first end 131, then with clamping ring 110 and first end 131 fixed connection, clamping ring 110 butt is in the mount pad 120 one side of keeping away from second end 132 to utilize clamping ring 110 and spacing platform to centre gripping mount pad 120 jointly, realize the fixed connection of mount pad 120 and work portion 130. Obviously, the pressing ring 110 and the working portion 130 may be detachably connected, so as to facilitate the mounting seat 120 to be mounted and dismounted. For example, the pressing ring 110 and the working portion 130 are detachably connected by a screw or a snap structure.

Referring to fig. 1-4, alternatively, the mounting seat 120 is configured as a ring, that is, the mounting seat 120 is configured with an inner hole 121, the inner hole 121 is a through hole, and the mounting seat 120 has a first annular surface 122 and a second annular surface 123 oppositely disposed in the axial direction of the inner hole 121. An annular channel 124 is arranged on the hole wall of the inner hole 121, a second water channel 102 is arranged on the groove bottom wall of the annular channel 124, and one end, far away from the annular channel 124, of the second water channel 102 extends to a second annular surface 123 of the mounting seat 120. Meanwhile, the first water channel 101 is arranged on the mounting seat 120, the first water channel 101 is a bending section, the first water channel 101 comprises a first hole section 1011 and a second hole section 1012, the first hole section 1011 is communicated with the second hole section 1012 and has an included angle, one end, far away from the second hole section 1012, of the first hole section 1011 is a first inlet and is located on the outer peripheral surface of the mounting seat 120, and meanwhile, the first water channel is also located between the first annular surface 122 and the second annular surface 123. The end of the second bore section 1012 remote from the first bore section 1011 is a first outlet and is located on the second annular surface 123. And, one end of the internal connecting pipe 150 is inserted into the port of the second water channel 102 on the second annular surface 123, and the other end of the internal connecting pipe 150 is connected to the second nozzle 220 of the spray head 200. One end of the external conduit 160 is inserted into the port of the second bore section 1012 on the second annular surface 123, and the other end of the external conduit 160 is connected to the first nozzle 210 of the spray head 200. The external water pipe 170 is inserted into the first hole 1011 at the end of the outer circumference of the mounting seat 120. When the mounting seat 120 is assembled with the working portion 130, one end of the mounting seat 120, which is far away from the first annular surface 122, is inserted into the working portion 130, the internal pipeline 150 and the external pipeline 160 are both located in the working portion 130, the motor 300 can be inserted into the inner hole 121 from one end of the first annular surface 122, and the liquid delivery channel 310 on the motor 300 is communicated with the annular channel 124, so that liquid can be delivered to the annular channel 124 through the liquid delivery channel 310, and then delivered to the second water channel 102. In this manner, liquid may be delivered to second nozzle 220 of spray head 200 via second waterway 102 using motor 300, and to first nozzle 210 of spray head 200 via first waterway 101 using external water line 170.

Referring to fig. 1, optionally, an inner pipe joint 151 is disposed on the internal connecting pipe 150, the inner pipe joint 151 is inserted into the second water channel, and a first sealing element 152 is disposed between the inner pipe joint 151 and the second water channel 102, the first sealing element 152 may be a sealing ring, and the sealing ring is clamped between the inner pipe joint 151 and a hole wall of the second water channel 102. The external pipe 160 is provided with an outer pipe joint 161, the outer pipe joint 161 is inserted into the first water channel, and a second sealing member 162 is arranged between the outer pipe joint 161 and the first water channel, the second sealing member 162 can be a sealing ring, and the sealing ring is clamped between the outer pipe joint 161 and the hole wall of the first water channel 101. The internal pipe joint 151 and the external pipe joint 161 are provided to assemble the internal pipe 150 and the external pipe 160, so that the pipe fitting can be adapted to the assembly of pipes with different sizes, and the application range is wide.

Referring to fig. 5-7, optionally, the handpiece 140 has a first cylinder 141 and a second cylinder 142 arranged at an angle, a connection boss 143 is provided outside the first cylinder 141, and an external channel 144 and an internal channel 145 which are independent from each other are provided on the connection boss 143. The nozzle 200 is a ring-shaped member, and the outer circumferential surface of the nozzle 200 is provided with an outer water ring groove and an inner water ring groove which are arranged at intervals in the axial direction, and the outer water ring groove and the inner water ring groove are isolated by a sealing structure 230. The spray head 200 is inserted into the barrel cavity of the second barrel 142, the sealing structure 230 is clamped between the spray head 200 and the second barrel 142, and the second barrel 142 seals the notches of the outer water ring groove and the inner water ring groove, so that the second barrel 142 and the spray head 200 form the outer water storage cavity 103 at the outer water ring groove and the inner water storage cavity 104 at the inner water ring groove. The external connection passage 144 communicates with the external water storage chamber 103, and the internal connection passage 145 communicates with the internal water storage chamber 104. The first and second nozzle orifices 210 and 220 are located on the annular end surface of the spray head 200 remote from the second cylinder 142, and the first and second nozzle orifices 210 and 220 communicate with the outer and inner water storage chambers 103 and 104, respectively. When the handpiece 140 is connected to the working portion 130, the external pipe 160 inserted into the working portion 130 is inserted into the external passage 144 to communicate with the external water storage chamber 103, and the internal pipe 150 inserted into the working portion 130 is inserted into the internal passage 145 to communicate with the internal water storage chamber 104.

The outer water storage chamber 103 and the inner water storage chamber 104 are provided, and thus have a function of buffering pressure reduction. Simultaneously, can set up a plurality of first spouts 210 and a plurality of second spout 220 on the annular terminal surface of shower nozzle 200, a plurality of first spouts 210 are simultaneously with outer water storage chamber 103 intercommunication, a plurality of second spouts 220 are simultaneously with interior water storage chamber 104 intercommunication, so, can follow the different positions water spray of different angles, and cooling and clearance effect are good.

It should be noted that the sealing structure 230 may be integrated on the showerhead 200, and the sealing structure 230 may be a sealing ring or a sealing coating, etc.

In other embodiments, handpiece 140 can be provided as a unitary structure with working portion 130.

Referring to fig. 8 and 9, in other embodiments, optionally, the first water channel 101 may be disposed on the head 140, and the first water channel 101 is directly communicated with the first nozzle 210, and the external water pipe 170 is directly connected to the head 140, so that the structure of the mounting seat 120 is simplified, and the external pipe 160 and other components are not required to communicate the first water channel 101 with the first nozzle 210, which reduces the cost.

The multi-functional dental hand bender that this embodiment provided has two kinds of functions of interior water course water delivery and outer water course transport, and the selection is used as required, need not switch the action, and the simple operation is nimble.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A multi-function dental handpiece, comprising:

the bending machine comprises a bending machine main body, a first water channel and a second water channel, wherein the bending machine main body is provided with the first water channel and the second water channel which are mutually independent, the first water channel is provided with a first inlet and a first outlet which are communicated, and the first inlet is used for being communicated with an external water source; the second waterway has a second inlet and a second outlet in communication, the second inlet for communicating with the driver waterway.

2. The multi-function dental bender according to claim 1, wherein:

the multifunctional dental curved hand piece further comprises a spray head, wherein the spray head is provided with a first nozzle and a second nozzle which are mutually independent, the spray head is connected with the curved hand piece body, a first outlet is communicated with the first nozzle, and a second outlet is communicated with the second nozzle.

3. The multifunctional dental bender according to claim 2, wherein:

the shower nozzle with the bending machine main part prescribes a limit to mutually independent extra income storage chamber and interior water storage chamber jointly, first water course passes through the extra income storage chamber with first spout intercommunication, the second water course passes through the interior water storage chamber with the second spout intercommunication.

4. The multi-function dental bender according to claim 3, wherein:

and a sealing structure used for separating the outer water storage cavity from the inner water storage cavity is arranged between the spray head and the mobile phone bending body.

5. The multifunctional dental bender according to claim 3, wherein:

the first nozzles or the second nozzles are multiple in number, and the first nozzles are communicated with the outer water storage cavity or the second nozzles are communicated with the inner water storage cavity.

6. The multifunctional dental bender according to claim 2, wherein:

the bending mobile phone main body comprises a mounting seat, a working part, a machine head and an internal connecting pipeline, wherein the mounting seat, the working part and the machine head are sequentially connected, and the spray head is connected with the machine head; the mounting seat is provided with an inner hole for inserting the motor, the second water channel is arranged on the hole wall of the inner hole, and the second water channel is communicated with the internal connecting pipeline.

7. The multifunctional dental bender according to claim 6, wherein:

the mobile phone bending main body further comprises an external water pipe, one end of the external water pipe is communicated with the first water channel, and the other end of the external water pipe is used for being communicated with an external water source.

8. The multi-purpose dental bender according to claim 7, wherein:

the first water channel is arranged on the machine head, and the external water pipe is connected with the machine head.

9. The multifunctional dental bender according to claim 7, wherein:

the bending mobile phone main body also comprises an external pipeline; the first water channel is arranged on the mounting seat, and the external water pipe is connected with the mounting seat; the first water channel is communicated with the external pipeline.

10. The multifunctional dental bender according to claim 9, wherein:

an inner pipe joint is arranged on the inner connecting pipeline, the inner pipe joint is inserted in the second water channel, and a first sealing element is arranged between the inner pipe joint and the second water channel; and/or an outer pipe joint is arranged on the external pipeline, the outer pipe joint is inserted in the first water channel, and a second sealing piece is arranged between the outer pipe joint and the first water channel.

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