Electric ultrasonic toothbrush head

Abstract

The utility model discloses an electric ultrasonic toothbrush head which comprises a head neck part and a head end part, at least one circle of convex edge is arranged at the upper end of the head neck part, sealing strips are wrapped on the top surface and the side surface of the convex edge, at least one circle of groove is arranged at the lower end of the head end part, the convex edge and the sealing strips are connected with the groove in an inserted mode, and a bottom cavity is arranged in the middle of the upper end of the head neck part. An ultrasonic generator is arranged in the bottom cavity; a plurality of through holes penetrating through the head end portion are formed in the front face of the head end portion, ultrasonic transducers are arranged in the through holes, and the ultrasonic transducers are electrically connected with an ultrasonic generator through wires. According to the utility model, the ultrasonic generator sends the electric pulse into the ultrasonic transducer, so that the ultrasonic transducer can generate ultrasonic waves, the bristles can be in contact with the surfaces of the teeth to clean the teeth in the tooth brushing process, the ultrasonic waves can remove stubborn stains such as dental plaque and dental calculus on the surfaces of the teeth, and the bristles and the ultrasonic transducer cooperate together to clean the teeth. The tooth cleaning effect is relatively good.

Description

Technical Field

[0001] The utility model relates to the technical field of electric toothbrushes, in particular to an electric ultrasonic toothbrush head. Background Art

[0002] The electric toothbrush makes the brush head vibrate through the rapid rotation or vibration of the electric motor, instantly breaking down the toothpaste into fine foam and deeply cleaning the gaps between teeth. At the same time, the vibration of the bristles can promote blood circulation in the oral cavity and have a massage effect on the gum tissue. The structure of the electric toothbrush includes a handle and a toothbrush head. The toothbrush head and the handle are detachably connected. A motor for moving the electric toothbrush head is arranged in the handle. The motor drives the toothbrush head to move so that the toothbrush head can clean the teeth. Existing toothbrushes all play the role of cleaning toothbrushes by contacting the toothbrush with the bristles. However, stubborn stains such as dental plaque and dental calculus are still attached to the surface of teeth. It is difficult to completely brush away the dental plaque and dental calculus on the surface of teeth with a toothbrush alone. The cleaning effect of the toothbrush needs to be further improved.

[0003] In view of the above problems, the present utility model is proposed. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the present invention is to provide an electric ultrasonic toothbrush head to solve the problems mentioned in the background technology.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions.

[0006] The utility model provides an electric ultrasonic toothbrush head, comprising a head neck and a head end portion, wherein the upper end of the head neck is provided with at least one circle of convex edges, the top surface and the side surface of the convex edges are covered with sealing strips, the lower end of the head end portion is provided with at least one circle of grooves, the convex edges, the sealing strips and the grooves are plugged, a bottom cavity is provided in the middle of the upper end of the head neck, and an ultrasonic generator is provided in the bottom cavity;

[0007] The front side of the head end is provided with a plurality of through holes penetrating the head end, and ultrasonic transducers are arranged in the through holes, and the plurality of ultrasonic transducers are electrically connected to the ultrasonic generator through wires;

[0008] A wire loop is arranged at the lower position inside the head end, and two support rods are symmetrically arranged on the outer side of the wire loop. One end of the two support rods away from the wire loop is fixed on the inner wall of the head end, and the inner side of the wire loop is provided with multiple slots for fixing the wires.

[0009] Preferably, the plurality of through holes are axially symmetrically distributed around the long axis of the head end, and the spacing between adjacent through holes in each layer in the vertical direction is consistent.

[0010] Preferably, the front side of the head end is evenly provided with bristles.

[0011] Preferably, the wire includes a first section and a second section, the head end of the first section is connected to an ultrasonic generator, the head end of the second section is connected to an ultrasonic transducer, and the tail end of the first section and the tail end of the second section are connected by plugging and unplugging a wiring harness plug.

[0012] Preferably, both ends of the plurality of the slots penetrate the upper surface and the lower surface of the wire loop respectively, and the plurality of the slots are evenly distributed around the inner wall of the wire loop at equal intervals.

[0013] Preferably, the upper surface of the head end is semicircular.

[0014] Preferably, the horizontal cross section of the slot includes a first portion and a second portion, the first portion has a circular cross section, the second portion has a rectangular cross section, and the first portion and the second portion are connected.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The ultrasonic generator sends electric pulses to the ultrasonic transducer, so that the ultrasonic transducer can generate ultrasonic waves. During the brushing process, the bristles can contact the tooth surface to clean the teeth. The ultrasonic waves can remove stubborn stains such as dental plaque and tartar on the tooth surface. The bristles and the ultrasonic transducer work together to effectively clean the teeth.

[0017] The ultrasonic transducers are interspersed between the bristles, and the ultrasonic waves they emit have a large coverage area and can contact the teeth over a larger area. In addition, during the vibration of the head and neck, the wires are firmly fixed and are not prone to loosening or breaking, thus having a long service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a three-dimensional diagram of the head and neck of the utility model;

[0019] Figure 2 This is a three-dimensional diagram of the head end of the utility model;

[0020] Figure 3 This is a three-dimensional diagram of the groove of the utility model;

[0021] Figure 4 It is a three-dimensional diagram of the through hole of the utility model;

[0022] Figure 5 It is a three-dimensional diagram of the wire loop of the utility model.

[0023] In the figure: 1, head and neck; 11, bottom cavity; 12, bump; 13, sealing strip; 14, ultrasonic generator; 2, head end; 21, bristles; 22, groove; 23, through hole; 24, ultrasonic transducer; 3, wire loop; 31, support rod; 32, slot. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0026] like Figure 1-5 As shown, an electric ultrasonic toothbrush head comprises a head and neck portion 1 and a head end portion 2, the upper end of the head and neck portion 1 is provided with at least one circle of convex edge 12, the top surface and the side surface of the convex edge 12 are covered with a sealing strip 13, and the lower end of the head end portion 2 is provided with at least one circle of groove 22, the convex edge 12, the sealing strip 13 and the groove 22 are plugged into each other, so that the head and neck portion 1 and the head end portion 2 are detachably connected, the sealing strip 13 enhances the sealing performance of the connection position between the head and neck portion 1 and the head end portion 2, and the sealing strip 13 also makes the convex edge 12 and the groove 22 fit well, so that the connection between the head and neck portion 1 and the head end portion 2 is relatively firm, and a bottom cavity 11 is provided in the middle of the upper end of the head and neck portion 1, and an ultrasonic generator 14 is provided in the bottom cavity 11;

[0027] The front side of the head end portion 2 is provided with a plurality of through holes 23 penetrating the head end portion 2, and an ultrasonic transducer 24 is provided in the through hole 23. The plurality of ultrasonic transducers 24 are electrically connected to the ultrasonic generator 14 through a wire, so that the ultrasonic transducer 24 generates ultrasonic waves;

[0028] A wire loop 3 is arranged at a lower position inside the head end portion 2, and two support rods 31 are symmetrically arranged on the outer side surface of the wire loop 3. The ends of the two support rods 31 away from the wire loop 3 are fixed on the inner wall of the head end portion 2, and the inner side surface of the wire loop 3 is provided with a plurality of slots 32 for fixing the wires. The support rods 31 support and fix the wire loop 3, and the wire loop 3 fixes the wires.

[0029] The plurality of through holes 23 are axially symmetrically distributed around the long axis of the head end portion 2 , and the spacing between adjacent layers of through holes 23 in the vertical direction is consistent, that is, the ultrasonic transducers 14 are evenly distributed on the front side of the head end portion 2 .

[0030] Bristles 21 are evenly arranged on the front side of the head end 2 .

[0031] The wire includes a first section and a second section. The head end of the first section is connected to the ultrasonic generator 14, and the head end of the second section is connected to the ultrasonic transducer 24. The tail end of the first section and the tail end of the second section are connected by plugging and unplugging the wiring harness plug. When the head and neck 1 and the head end 2 are separated, the first section and the second section can also be separated for easy maintenance.

[0032] Both ends of the plurality of slots 32 penetrate the upper surface and the lower surface of the wire loop 3 respectively, and the plurality of slots 32 are evenly distributed around the inner wall of the wire loop 3 at equal intervals. The wire is fixed in the slot 32, and the wire will not swing during brushing, which can ensure that the wire can be used for a long time without poor contact.

[0033] The upper surface of the head portion 2 is semicircular and relatively rounded, and can protect the oral cavity.

[0034] The horizontal cross-section of the slot 32 includes a first part and a second part. The cross-section of the first part is circular, and the cross-section of the second part is rectangular. The second part is close to and passes through the inner wall of the wire loop 3. The first part and the second part are connected. When the wire passes through the second part and enters the first part, it is limited and fixed.

[0035] In summary: the ultrasonic generator 14 sends electric pulses to the ultrasonic transducer 24, so that the ultrasonic transducer 24 can generate ultrasonic waves. During the process of brushing teeth, the bristles 21 can contact the tooth surface to clean the teeth. The ultrasonic waves can remove stubborn stains such as dental plaque and calculus on the tooth surface. The bristles 21 and the ultrasonic transducer 24 work together to effectively clean the teeth.

[0036] The ultrasonic transducers 24 are interspersed between the bristles 21, and the ultrasonic waves emitted have a large coverage area and can contact the teeth over a larger area. In addition, during the vibration of the head and neck 2, the wires are firmly fixed and are not prone to loosening or breaking, and have a long service life.

[0037] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An electric ultrasonic toothbrush head, characterized in that: The invention comprises a head and neck portion (1) and a head end portion (2), wherein the upper end of the head and neck portion (1) is provided with at least one circle of convex edge (12), the top surface and the side surface of the convex edge (12) are covered with a sealing strip (13), and the lower end of the head end portion (2) is provided with at least one circle of groove (22), the convex edge (12), the sealing strip (13) and the groove (22) are plugged together, and a bottom cavity (11) is provided in the middle of the upper end of the head and neck portion (1), and an ultrasonic generator (14) is provided in the bottom cavity (11); The front side of the head end portion (2) is provided with a plurality of through holes (23) penetrating the head end portion (2), and an ultrasonic transducer (24) is arranged in the through hole (23), and the plurality of ultrasonic transducers (24) are electrically connected to the ultrasonic generator (14) via a wire; A wire loop (3) is arranged at a lower position inside the head end portion (2), two support rods (31) are symmetrically arranged on the outer side surface of the wire loop (3), one end of the two support rods (31) away from the wire loop (3) is fixed to the inner wall of the head end portion (2), and a plurality of slots (32) for fixing wires are arranged on the inner side surface of the wire loop (3).

2. An electric ultrasonic toothbrush head according to claim 1, characterized in that: The plurality of through holes (23) are axially symmetrically distributed with the long axis of the head end portion (2) as the center, and the spacing between adjacent through holes (23) in each layer in the vertical direction is consistent.

3. The electric ultrasonic toothbrush head according to claim 1, characterized in that: Brush bristles (21) are evenly arranged on the front side of the head end (2).

4. The electric ultrasonic toothbrush head according to claim 1, characterized in that: The wire comprises a first section and a second section, the head end of the first section is connected to an ultrasonic generator (14), the head end of the second section is connected to an ultrasonic transducer (24), and the tail end of the first section and the tail end of the second section are connected by plugging and unplugging a wiring harness plug.

5. The electric ultrasonic toothbrush head according to claim 1, characterized in that: Both ends of the plurality of clamping grooves (32) respectively penetrate the upper surface and the lower surface of the wire loop (3), and the plurality of clamping grooves (32) are evenly distributed around the inner wall of the wire loop (3) at equal intervals.

6. The electric ultrasonic toothbrush head according to claim 1, characterized in that: The upper surface of the head end portion (2) is in a semicircular arc shape.

7. The electric ultrasonic toothbrush head according to claim 5, characterized in that: The horizontal cross section of the clamping slot (32) comprises a first part and a second part, the cross section of the first part is circular, the cross section of the second part is rectangular, and the first part and the second part are connected.

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