CN111839761B - Root canal swinging and washing machine head - Google Patents
Root canal swinging and washing machine head Download PDFInfo
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- CN111839761B CN111839761B CN202010773897.7A CN202010773897A CN111839761B CN 111839761 B CN111839761 B CN 111839761B CN 202010773897 A CN202010773897 A CN 202010773897A CN 111839761 B CN111839761 B CN 111839761B
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- 210000004262 dental pulp cavity Anatomy 0.000 title claims abstract description 95
- 238000005406 washing Methods 0.000 title claims abstract description 40
- 238000010168 coupling process Methods 0.000 claims abstract description 111
- 238000005859 coupling reaction Methods 0.000 claims abstract description 111
- 230000008878 coupling Effects 0.000 claims abstract description 110
- 230000010355 oscillation Effects 0.000 claims abstract description 49
- 238000013016 damping Methods 0.000 claims description 14
- 230000035939 shock Effects 0.000 claims description 9
- 238000002560 therapeutic procedure Methods 0.000 claims description 7
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000001225 therapeutic effect Effects 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C5/00—Filling or capping teeth
- A61C5/40—Implements for surgical treatment of the roots or nerves of the teeth; Nerve needles; Methods or instruments for medication of the roots
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C5/00—Filling or capping teeth
- A61C5/40—Implements for surgical treatment of the roots or nerves of the teeth; Nerve needles; Methods or instruments for medication of the roots
- A61C5/42—Files for root canals; Handgrips or guiding means therefor
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model provides a root canal oscillation machine head, relates to dental medical instrument technical field, including the operating point, the casing and set up in the casing and input gear box subassembly, shaft coupling subassembly and the eccentric vibration subassembly that connect gradually, the input of input gear box subassembly is used for being connected with the motor of root canal treatment machine handle, and the output of eccentric vibration subassembly is connected with the operating point to make the operating point work can drive through input gear box subassembly, shaft coupling subassembly and eccentric vibration subassembly in proper order to the root canal treatment machine handle. The root canal oscillation and washing machine head can be matched with the handle of the root canal treatment machine to perform root canal oscillation and washing, so that the occupied space and the manufacturing cost of the root canal treatment instrument are reduced.
Description
Technical Field
The invention relates to the technical field of dental medical appliances, in particular to a root canal swinging and washing machine head.
Background
At present, two types of existing instruments for root canal oscillation washing exist in the market, one type is that ultrasonic vibration is generated through an ultrasonic vibration generator in a handle to drive a working tip to vibrate at high frequency; the other is that the vibration motor in the handle rotates at a high speed to generate high-frequency vibration, and the high-frequency vibration is transmitted to the working tip to realize the function of vibration and washing.
Because the two structures need the special handle for generating vibration, the vibration is transmitted to the working tip through the vibration transmission structure, so that the purpose of root canal swaying and washing is realized. Therefore, when a doctor needs to perform root canal treatment and root canal swaying and washing, two handles are used, so that the cost is relatively increased while the space is occupied.
Disclosure of Invention
The invention aims to provide a root canal oscillation washing machine head which can be matched with a handle of a root canal treatment machine to carry out root canal oscillation washing, thereby reducing the occupied space and the manufacturing cost of the root canal treatment instrument.
Embodiments of the present invention are implemented as follows:
The embodiment of the invention provides a root canal oscillation and washing machine head, which comprises a working tip, a shell, an input gear box assembly, a coupling assembly and an eccentric vibration assembly, wherein the input gear box assembly, the coupling assembly and the eccentric vibration assembly are arranged in the shell and are sequentially connected, the input end of the input gear box assembly is used for being connected with a motor of a handle of a root canal treatment machine, and the output end of the eccentric vibration assembly is connected with the working tip, so that the motor of the handle of the root canal treatment machine can sequentially drive the working tip to work through the input gear box assembly, the coupling assembly and the eccentric vibration assembly. The root canal oscillation and washing machine head can be matched with the handle of the root canal treatment machine to perform root canal oscillation and washing, so that the occupied space and the manufacturing cost of the root canal treatment instrument are reduced.
Optionally, in a preferred embodiment of the present invention, the input gearbox assembly includes a gearbox body, a shaft coupling, an input shaft and a sliding bearing, wherein the shaft coupling is disposed in the gearbox body, the shaft coupling is used for being connected with a motor of the handle of the root canal therapy apparatus, the input shaft is disposed along an axial direction of the gearbox body, one end of the input shaft is connected with the shaft coupling, the other end of the input shaft is connected with the shaft coupling assembly, an inner ring of the sliding bearing is sleeved outside the input shaft, and an outer ring of the sliding bearing is assembled at a bearing mounting position of the gearbox body.
Optionally, in a preferred embodiment of the present invention, the input gearbox assembly further comprises an O-ring disposed between the outer race of the plain bearing and the bearing mounting of the gearbox body.
Optionally, in a preferred embodiment of the present invention, the coupling assembly includes a first coupling and a second coupling that are matched with each other, and a shock pad disposed between the first coupling and the second coupling, where the first coupling is sleeved outside the input shaft and is fixedly connected to the input shaft, and the second coupling is connected to the eccentric vibration assembly.
Optionally, in a preferred embodiment of the present invention, the first coupling is a quincuncial coupling, a claw-type elastic block coupling or an elastic pin tooth coupling.
Optionally, in a preferred embodiment of the present invention, the eccentric vibration assembly includes a vibration housing, a vibration shaft, a vibration bearing, an eccentric wheel and an output shaft, wherein the vibration shaft, the vibration bearing, the eccentric wheel and the output shaft are disposed in the vibration housing, the second coupling is sleeved outside the vibration shaft and is fixedly connected with one end of the vibration shaft, the other end of the vibration shaft is connected with the eccentric wheel, the vibration bearing is sleeved outside the vibration shaft and has a gap with the vibration housing, one end of the output shaft is connected with the vibration housing, and the other end of the output shaft is fixedly connected with the working tip.
Optionally, in a preferred embodiment of the present invention, the eccentric vibration assembly further includes a damping sleeve, and the damping sleeve is sleeved outside the vibration shell and is clamped with the shell.
Optionally, in a preferred embodiment of the present invention, the eccentric vibration assembly further includes a damper ring and a buckle, the damper ring is sleeved outside the output shaft, the damper ring is clamped between the buckle and the housing, and the buckle is clamped with the housing.
Optionally, in a preferred embodiment of the present invention, the device further includes a silica gel sleeve, and the silica gel sleeve is sleeved outside the buckle and the housing.
Optionally, in a preferred embodiment of the present invention, the housing includes a first housing and a second housing each having a semicircular cross-sectional shape, and the first housing is fixedly connected to the second housing and encloses a receiving cavity, where the receiving cavity is used for receiving the input gearbox assembly, the coupling assembly, and the eccentric vibration assembly.
The beneficial effects of the embodiment of the invention include:
The root canal oscillation machine head comprises a working tip, a shell, and an input gear box component, a coupling component and an eccentric vibration component which are arranged in the shell and are sequentially connected, wherein the input end of the input gear box component is used for being connected with a motor of a handle of the root canal treatment machine, and the output end of the eccentric vibration component is connected with the working tip, so that the handle of the root canal treatment machine can sequentially drive the working tip to work through the input gear box component, the coupling component and the eccentric vibration component. The root canal oscillation and washing machine head is inserted into the handle of the root canal therapeutic machine, the rotation of the motor output in the handle of the root canal therapeutic machine is transmitted to the eccentric vibration assembly in the root canal oscillation and washing machine head sequentially through the input gear box assembly and the coupling assembly in the root canal oscillation and washing machine head, the rotation of the motor output in the handle of the root canal therapeutic machine is converted into high-frequency vibration through the eccentric vibration assembly in the root canal oscillation and washing machine head, and the high-frequency vibration is transmitted to the working tip through the eccentric vibration assembly, so that the purpose of root canal oscillation and washing is achieved. Compared with the root canal oscillation washing instrument in the prior art, the root canal oscillation washing machine head provided by the application can be matched with the handle of the root canal treatment machine to carry out root canal oscillation washing, so that the occupied space and the manufacturing cost of the root canal treatment instrument are reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a root canal oscillation washer head according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a root canal oscillator head provided by an embodiment of the present invention;
fig. 3 is a schematic structural view of a first coupling, a second coupling and a shock pad in a root canal oscillation washer according to an embodiment of the present invention.
Icon: 100-root canal oscillation and washing machine head; 1-a gearbox body; 2-coupling; 3-an input shaft; 4-sliding bearings; a 5-O-ring; 6-a shock pad; 7-a first coupling; 8-a second coupling; 9-vibrating an axis; 10-a damping sleeve; 11-a vibrating shell; 12-vibration bearings; 13-a first housing; 14-a second housing; 15-eccentric wheel; 16-an output shaft; 17-a damping ring; 18-buckling; 19-a silica gel sleeve; 20-working tip.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the 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 invention, as 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 made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its 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 explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be connected between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Examples
Referring to fig. 1 to 3, the present embodiment provides a root canal oscillation and washing machine head 100, which comprises a working tip 20, a housing, and an input gear box assembly, a coupling assembly and an eccentric vibration assembly which are arranged in the housing and are sequentially connected, wherein an input end of the input gear box assembly is used for being connected with a motor of a handle of a root canal treatment machine, and an output end of the eccentric vibration assembly is connected with the working tip 20, so that the motor of the handle of the root canal treatment machine can drive the working tip 20 to work sequentially through the input gear box assembly, the coupling assembly and the eccentric vibration assembly. The root canal oscillation washing machine head 100 can be adapted to perform root canal oscillation washing with a handle of a root canal treatment machine, thereby reducing the occupation space and manufacturing cost of the root canal treatment instrument.
It should be noted that, insert the root canal oscillation and wash machine head 100 in the root canal therapeutic machine handle, the rotation of the motor output in the root canal therapeutic machine handle is transmitted to the eccentric vibration component in the root canal oscillation and wash machine head 100 sequentially through the input gear box component and the coupling component in the root canal oscillation and wash machine head 100, the rotation of the motor output in the root canal therapeutic machine handle is converted into high-frequency vibration through the eccentric vibration component in the root canal oscillation and wash machine head 100, and then the high-frequency vibration is transmitted to the working tip 20 through the eccentric vibration component, so that the purpose of root canal oscillation and wash is realized.
As described above, the root canal oscillation washer 100 includes the tip 20, the housing, and the input gear box assembly, the coupling assembly and the eccentric vibration assembly which are disposed in the housing and are sequentially connected, the input end of the input gear box assembly is used to be connected with the motor of the handle of the root canal treatment machine, and the output end of the eccentric vibration assembly is connected with the tip 20, so that the motor of the handle of the root canal treatment machine can sequentially drive the tip 20 to work through the input gear box assembly, the coupling assembly and the eccentric vibration assembly. The root canal oscillation and washing machine head 100 is inserted into a handle of the root canal therapeutic machine, rotation of motor output in the handle of the root canal therapeutic machine is transmitted to an eccentric vibration assembly in the root canal oscillation and washing machine head 100 sequentially through an input gear box assembly and a coupling assembly in the root canal oscillation and washing machine head 100, rotation of motor output in the handle of the root canal therapeutic machine is converted into high-frequency vibration through the eccentric vibration assembly in the root canal oscillation and washing machine head 100, and the high-frequency vibration is transmitted to the working tip 20 through the eccentric vibration assembly, so that the purpose of root canal oscillation and washing is achieved. Compared with the root canal oscillation washing instrument in the prior art, the root canal oscillation washing machine head 100 provided by the application can be matched with the handle of the root canal treatment machine to carry out root canal oscillation washing, thereby reducing the occupied space and the manufacturing cost of the root canal treatment instrument.
As shown in fig. 1 and 2, in the present embodiment, the input gearbox assembly includes a gearbox body 1, a shaft coupling 2, an input shaft 3 and a sliding bearing 4, wherein the shaft coupling 2 is arranged in the gearbox body 1, the shaft coupling 2 is used for being connected with a motor of a handle of the root canal therapy apparatus, the input shaft 3 is arranged along an axial direction of the gearbox body 1, one end of the input shaft 3 is connected with the shaft coupling 2, the other end of the input shaft is connected with the shaft coupling assembly, an inner ring of the sliding bearing 4 is sleeved outside the input shaft 3, and an outer ring of the sliding bearing 4 is assembled at a bearing installation position of the gearbox body 1.
Because the shaft coupling 2 is used for being connected with the motor of the handle of the root canal therapy apparatus, one end of the input shaft 3 is connected with the shaft coupling 2, the other end is connected with the shaft coupling component, the inner ring of the sliding bearing 4 is sleeved outside the input shaft 3, and the outer ring of the sliding bearing 4 is assembled at the bearing installation position of the gear box body 1, therefore, the motor of the handle of the root canal therapy apparatus rotates, the input shaft 3 can be driven by the shaft coupling 2 to rotate relative to the gear box body 1, and the rotation output by the motor of the handle of the root canal therapy apparatus is transmitted to the input shaft 3.
As shown in fig. 2, in order to reduce vibration of the endodontic washer head 100 near the handle portion of the endodontic treatment machine, to avoid transmission of vibration to the outside of the housing, thereby improving the operation experience of a doctor, in this embodiment, the input gearbox assembly further includes an O-ring 5,O disposed between the outer race of the slide bearing 4 and the bearing mounting of the gearbox body 1. Regarding the material of the O-ring 5, rubber may be generally used, and there is no particular limitation in this regard, and those skilled in the art should be able to make reasonable choices and designs according to the actual circumstances.
As shown in fig. 2 and 3, in the present embodiment, the coupling assembly includes a first coupling 7 and a second coupling 8 that are engaged with each other, and a shock pad 6 disposed between the first coupling 7 and the second coupling 8, the first coupling 7 is sleeved outside the input shaft 3 and fixedly connected with the input shaft 3, and the second coupling 8 is connected with the eccentric vibration assembly.
First, since the first coupling 7 is sleeved outside the input shaft 3 and is fixedly connected with the input shaft 3, the first coupling 7 and the second coupling 8 are matched with each other, and the second coupling 8 is connected with the eccentric vibration assembly, the input shaft 3 can further transmit the rotation output by the motor of the handle of the endodontic machine to the eccentric vibration assembly through the first coupling 7 and the second coupling 8.
Second, in this embodiment, through holes are formed in the first coupling 7 and the input shaft 3, the first coupling 7 is sleeved outside the input shaft 3, the through holes of the first coupling 7 and the through holes of the input shaft 3 are overlapped with each other, and the pin shaft sequentially passes through the through holes of the first coupling 7 and the through holes of the input shaft 3 and extends out of the first coupling 7, so that the first coupling 7 and the input shaft 3 are fixedly connected. It is noted that the length of the pin should be such that the first coupling 7 and the input shaft 3 are firmly connected without interfering with other components. Of course, in other embodiments, the first coupling 7 and the input shaft 3 may be fixed by screwing, interference fit, or the like.
As shown in fig. 2 and 3, in the present embodiment, the first coupling 7 and the second coupling 8 are quincuncial couplings, and of course, in other embodiments, the first coupling 7 and the second coupling 8 may be claw-type elastic block couplings or elastic pin tooth couplings.
It should be noted that, the first coupling 7 and the second coupling 8 with the above three structures are formed by adding a flexible part, namely a shock pad 6, between two rigid couplings, and the purpose of shock absorption is achieved through the flexible part, so that the vibration on the handle of the reverse transmission root canal therapy device is greatly reduced, the motor performance and the use hand feeling are minimally affected, and meanwhile, the purpose of transmitting torque and rotating speed can be achieved.
In addition, in order to better achieve the above object, as shown in fig. 3, along the connection line direction of the first coupling 7 and the second coupling 8, grooves are formed on the first coupling 7 and the second coupling 8, protrusions are formed on the shock pad 6 on one side facing the first coupling 7 and one side facing the second coupling 8, and the protrusions on both sides are respectively accommodated in the grooves of the first coupling 7 and the grooves of the second coupling 8.
As shown in fig. 1 and 2, in the present embodiment, the eccentric vibration assembly includes a vibration housing 11, a vibration shaft 9 disposed in the vibration housing 11, a vibration bearing 12, an eccentric wheel 15, and an output shaft 16, wherein the second coupling 8 is sleeved outside the vibration shaft 9 and fixedly connected with one end of the vibration shaft 9, the other end of the vibration shaft 9 is connected with the eccentric wheel 15, the vibration bearing 12 is sleeved outside the vibration shaft 9 and has a gap with the vibration housing 11, one end of the output shaft 16 is fixedly connected with the vibration housing 11, and the other end is fixedly connected with the tip 20.
It should be noted that, firstly, because the second coupling 8 is sleeved outside the vibration shaft 9 and is fixedly connected with the input end of the vibration shaft 9, the output end of the vibration shaft 9 is connected with the eccentric wheel 15, therefore, the second coupling 8 can drive the eccentric wheel 15 to rotate through the vibration shaft 9, and because the vibration bearing 12 is sleeved outside the vibration shaft 9 and has a gap with the vibration shell 11, the high-frequency vibration generated in the rotation process of the eccentric wheel 15 can be transmitted to the vibration shell 11 through the vibration bearing 12, and because one end of the output shaft 16 is fixedly connected with the vibration shell 11, and the other end of the output shaft 16 is fixedly connected with the working tip 20, the vibration shell 11 can transmit the high-frequency vibration to the working tip 20 through the output shaft 16, thereby realizing the purpose of root canal oscillation.
Second, in order to avoid that the vibration housing 11 blocks the high-frequency vibration of the vibration bearing 12, a gap is provided between the vibration bearing 12 and the vibration housing 11, the size of the gap should be such that the high-frequency vibration of the vibration bearing 12 is not affected. In addition, regarding the form of the fixed connection of the second coupling 8 and the vibration shaft 9, reference may be made to the explanation about the first coupling 7 and the input shaft 3 described above, and the description is not repeated here.
As shown in fig. 1 and 2, similar to the aforementioned O-ring 5, in this embodiment, the eccentric vibration assembly further includes a damping sleeve 10, and the damping sleeve 10 is sleeved outside the vibration shell 11 and is clamped with the housing, so as to reduce vibration of the middle portion of the root canal oscillation washer 100, and avoid the vibration from being transmitted outside the housing, thereby improving the operation experience of a doctor. Still further, in this embodiment, the eccentric vibration assembly further includes a damping ring 17 and a buckle 18, the damping ring 17 is sleeved outside the output shaft 16, the damping ring 17 is clamped between the buckle 18 and the housing, and the buckle 18 is clamped with the housing, so as to reduce the vibration of the portion of the root canal oscillation washer 100 near the tip 20, avoid the vibration from being transmitted outside the housing, and thereby improve the operation experience of a doctor.
As shown in fig. 1 and 2, in the present embodiment, preferably, the root canal oscillation and washing machine head 100 further includes a silicone sleeve 19, and the silicone sleeve 19 is sleeved outside the buckle 18 and the housing, so as to wrap the buckle 18 and the housing, which can further enhance the shock absorbing effect on the one hand, and can also enhance the aesthetic degree of the root canal oscillation and washing machine head 100 on the other hand.
As shown in fig. 1 and 2, in the present embodiment, the housing includes a first housing 13 and a second housing 14 each having a semicircular cross-sectional shape, and the first housing 13 and the second housing 14 are fixedly connected and enclose to form a housing cavity for housing the input gearbox assembly, the coupling assembly, and the eccentric vibration assembly.
It should be noted that, regarding the form of the fixed connection between the first housing 13 and the second housing 14, the first housing 13 may be provided with a groove, the second housing 14 may be provided with a protrusion corresponding to the groove of the first housing 13, or the first housing 13 may be provided with a protrusion, the second housing 14 may be provided with a groove corresponding to the protrusion of the first housing 13, or the first housing 13 may be provided with both a groove and a protrusion, the second housing 14 may be provided with both a protrusion corresponding to the groove of the first housing 13 and a groove corresponding to the protrusion of the first housing 13, and the above three structures may all enable the first housing 13 and the second housing 14 to achieve the fixed connection by means of a clamping connection. Of course, in other embodiments, screw holes may be further disposed on the first housing 13 and the second housing 14, and the screws sequentially pass through the screw holes of the first housing 13 and the screw holes of the second housing 14, so that the first housing 13 and the second housing 14 are fixedly connected in a threaded connection manner, thereby further enhancing the connection stability of the first housing 13 and the second housing 14.
Of course, in other embodiments, the first housing 13 and the second housing 14 may also have cylindrical structures, and the first housing 13 and the second housing 14 are fixedly connected by a threaded connection, an interference fit, or the like, so as to enclose and form a containing cavity to contain each part therein. Compared with the first shell 13 and the second shell 14 with cylindrical structures, the first shell 13 and the second shell 14 with semicircular cross sections can be more convenient for the disassembly and assembly of various parts, thereby facilitating the manufacture and maintenance of the root canal oscillation and washing machine head 100.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The root canal oscillation and washing machine head is characterized by comprising a working tip, a shell, and an input gear box assembly, a coupling assembly and an eccentric vibration assembly which are arranged in the shell and are sequentially connected, wherein the input end of the input gear box assembly is used for being connected with a motor of a handle of the root canal treatment machine, and the output end of the eccentric vibration assembly is connected with the working tip so that the handle of the root canal treatment machine can sequentially pass through the input gear box assembly, the coupling assembly and the eccentric vibration assembly to drive the working tip to work;
The input gear box assembly comprises a gear box body, a shaft coupling, an input shaft and a sliding bearing, wherein the shaft coupling, the input shaft and the sliding bearing are arranged in the gear box body, the shaft coupling is used for being connected with a motor of a handle of the root canal therapy machine, the input shaft is arranged along the axial direction of the gear box body, one end of the input shaft is connected with the shaft coupling, the other end of the input shaft is connected with the shaft coupling assembly, the inner ring of the sliding bearing is sleeved outside the input shaft, and the outer ring of the sliding bearing is assembled at a bearing installation position of the gear box body;
the shaft coupling assembly comprises a first shaft coupling and a second shaft coupling which are matched with each other, and a shock pad arranged between the first shaft coupling and the second shaft coupling, wherein the first shaft coupling is sleeved outside the input shaft and is fixedly connected with the input shaft, and the second shaft coupling is connected with the eccentric vibration assembly;
the eccentric vibration assembly comprises a vibration shell, a vibration shaft, a vibration bearing, an eccentric wheel and an output shaft, wherein the vibration shaft, the vibration bearing, the eccentric wheel and the output shaft are arranged in the vibration shell, the second coupling is sleeved outside the vibration shaft and is fixedly connected with one end of the vibration shaft, the other end of the vibration shaft is connected with the eccentric wheel, the vibration bearing is sleeved outside the vibration shaft and is provided with a gap with the vibration shell, one end of the output shaft is connected with the vibration shell, and the other end of the output shaft is fixedly connected with the working tip;
the eccentric vibration assembly further comprises a damping sleeve, and the damping sleeve is sleeved outside the vibration shell and is clamped with the shell;
the eccentric vibration assembly further comprises a damping ring and a buckle, the damping ring is sleeved outside the output shaft, the damping ring is clamped between the buckle and the shell, and the buckle is connected with the shell in a clamping mode.
2. The root canal oscillation washer of claim 1, wherein the input gearbox assembly further comprises an O-ring disposed between an outer race of the sliding bearing and a bearing mount of the gearbox body.
3. The root canal oscillation washer according to claim 1, wherein said first coupling is a quincuncial coupling, a claw-type elastic block coupling or an elastic pin tooth coupling.
4. The root canal oscillation and washing machine head according to claim 1, further comprising a silicone sleeve, wherein the silicone sleeve is sleeved outside the buckle and the shell.
5. The root canal oscillation and washing head according to any one of claims 1 to 4, wherein said housing comprises a first housing and a second housing each having a semicircular cross-sectional shape, said first housing being fixedly connected to said second housing and enclosing to form a receiving cavity for receiving said input gearbox assembly, said coupling assembly and said eccentric vibration assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010773897.7A CN111839761B (en) | 2020-08-04 | 2020-08-04 | Root canal swinging and washing machine head |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010773897.7A CN111839761B (en) | 2020-08-04 | 2020-08-04 | Root canal swinging and washing machine head |
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| Publication Number | Publication Date |
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| CN111839761A CN111839761A (en) | 2020-10-30 |
| CN111839761B true CN111839761B (en) | 2024-06-25 |
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| CN202010773897.7A Active CN111839761B (en) | 2020-08-04 | 2020-08-04 | Root canal swinging and washing machine head |
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| CN113397733B (en) * | 2021-07-23 | 2023-02-17 | 青岛可恩口腔医院有限公司 | Swinging needle and high-freedom-degree connecting structure of root canal swinging washer and swinging method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103462794A (en) * | 2013-09-17 | 2013-12-25 | 合肥诺和电子科技有限公司 | Treatment head for assisting sputum excretion |
| CN111419434A (en) * | 2020-04-13 | 2020-07-17 | 桂林市啄木鸟医疗器械有限公司 | Dental curette and root canal therapy appearance |
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| CN208552072U (en) * | 2017-10-31 | 2019-03-01 | 林莹 | Portable mouth cavity root canal sound wave swings cleaning device |
| KR102033859B1 (en) * | 2018-11-27 | 2019-10-17 | 주식회사 메타바이오메드 | Apparatus for endodontic treatment with adapted vibrations |
| CN209661849U (en) * | 2018-12-24 | 2019-11-22 | 东莞市滋美美容科技有限公司 | Reciprocating oscillating electric toothbrush |
| CN212308077U (en) * | 2020-08-04 | 2021-01-08 | 桂林市啄木鸟医疗器械有限公司 | Root canal swinging and washing machine head |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103462794A (en) * | 2013-09-17 | 2013-12-25 | 合肥诺和电子科技有限公司 | Treatment head for assisting sputum excretion |
| CN111419434A (en) * | 2020-04-13 | 2020-07-17 | 桂林市啄木鸟医疗器械有限公司 | Dental curette and root canal therapy appearance |
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