CN215384800U - Tooth flushing device nozzle mounting structure and tooth flushing device - Google Patents

Abstract

The application discloses a tooth flushing device nozzle mounting structure and a tooth flushing device, wherein a first through hole formed in a top cover of the tooth flushing device, into which a nozzle is inserted, is communicated with a water outlet hole in the tooth flushing device, and the nozzle inserted into the first through hole is detachably connected with a clamping device arranged in the tooth flushing device; the clamping device comprises: the fastening piece comprises two clamping arms which are elastically connected, at least one clamping arm is provided with a clamping part, the nozzle is provided with a locking groove which is matched with the clamping part, and the nozzle is inserted between the two clamping arms to enable the clamping part to be clamped into the locking groove; the push button is provided with at least one thrust part, the thrust part is inserted between the two clamping arms, and the two clamping arms are provided with at least one stress part corresponding to the thrust part; and the button is pressed to force the two clamping arms to be opened, and the clamping part is separated from the locking groove. The tooth flushing device using the nozzle mounting structure has the advantages of simple nozzle disassembly and assembly and low manufacturing and assembly cost.

Description

Tooth flushing device nozzle mounting structure and tooth flushing device

Technical Field

The application relates to the field of tooth flushing devices, in particular to a nozzle mounting structure of a tooth flushing device and the tooth flushing device.

Background

The tooth flushing device comprises a main machine and a nozzle arranged on the main machine; on one hand, in order to save the placing space and the use cost, family members can share one host, the nozzle is special for a special person related to personal hygiene, and on the other hand, the nozzle is worn and needs to be replaced in the use process; for this reason, the user frequently attaches and detaches the nozzle.

In the prior art, the nozzle mounting structure of the tooth flushing device is complex, the mounting structure is loose for fixing the nozzle, the nozzle is easy to fall off in the using process, the nozzle dismounting process is complicated, and the use experience is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems in the prior art, the application provides a tooth flushing device nozzle mounting structure and a tooth flushing device.

In order to solve the technical problem, the technical scheme adopted by the application is as follows:

the first aspect provides a nozzle mounting structure of a tooth flushing device, wherein a first through hole formed in a top cover of the tooth flushing device, into which a nozzle is inserted, is communicated with a water outlet hole in the tooth flushing device, and the nozzle inserted into the first through hole is detachably connected with a clamping device arranged on the tooth flushing device; the clamping device comprises: the nozzle is inserted between the two clamping arms to enable the buckling part to be clamped into the locking groove so as to limit the nozzle to move in the pulling direction; the push button is provided with at least one thrust part, the thrust part is inserted between the two clamping arms, and the two clamping arms are provided with at least one stress part corresponding to the thrust part; the button is pressed to drive the push button to move, so that the thrust portion acts on the stress portion to force the two clamping arms to be opened, and the clamping portion is separated from the locking groove.

Preferably, the knob is mounted in a buckling manner through the first through hole, the knob is provided with a third through hole which penetrates through the knob and is used for inserting the nozzle, the knob is provided with a second buckling part for realizing buckling with the top cover, a plurality of limiting grooves which are distributed along the periphery of the third through hole are formed in one end, abutted against the top cover, of the knob, the top cover is provided with elastic bulges which are clamped into the limiting grooves, and the elastic bulges can be clamped into different limiting grooves by screwing the knob; the inner side of the third through hole is provided with an angle limiting bulge, and correspondingly, the periphery of the nozzle is provided with a flat position matched with the angle limiting bulge.

Preferably, the two clamping arms are respectively provided with at least one guide groove, and the mounting seat is provided with at least two guide posts matched with the guide grooves, so that the two clamping arms are sleeved on the guide posts and approach or leave based on the guide posts; the extending directions of the guide grooves arranged on the two clamping arms are approximately parallel.

Preferably, a second elastic component is arranged between the clamping arms and the mounting seat, and the second elastic component enables the two clamping arms to approach each other.

Preferably, the fastener comprises two clamping arms and a clamping arm elastic part for connecting the two clamping arms; the elastic part of the clamping arm is W-shaped; the fastener is integrally injection molded; the two clamping arms are symmetrically provided with clamping parts, one sides of the clamping parts, which are inserted into the nozzles, are provided with guide parts, the side surfaces of the clamping arms are provided with spring columns, springs are sleeved on the spring columns to serve as second elastic parts, and the spring columns are arranged at positions corresponding to the clamping parts.

Preferably, push away the button including pushing away the button body and pushing away the thrust portion of this body coupling of button, push away the button body and be equipped with the second through-hole, the second through-hole is waist type, and the second through-hole is worn to be equipped with and is pushed away the button guide arm, pushes away button guide arm one end and is connected with the mount pad, and the other end is equipped with the anticreep boss to the messenger pushes away the button and can't break away from the one end that is equipped with the anticreep boss and pushes away the button guide arm, and the extending direction and the two joint arm directions of opening and shutting of second through-hole are roughly perpendicular.

Preferably, the push button body is provided with a fourth through hole, the nozzle penetrates through the fourth through hole and is inserted between the two clamping arms, thrust portions are arranged on two sides of the fourth through hole respectively and are inserted between the two clamping arms, and correspondingly, the two clamping arms are provided with stress portions corresponding to the thrust portions respectively.

Preferably, the force-bearing part comprises a guide inclined plane, and the push part slides along the guide inclined plane by pressing the button so as to force the two clamping arms to be opened.

Preferably, a first inclined plane arranged on the button is abutted with a second inclined plane arranged on the push button, so that the movement direction of the pressed button and the movement direction of the push button form a preset angle; the top cover is provided with a button hole, the upper end surface of the button is exposed out of the button hole, the periphery of the button is in guiding fit with the button hole, and a first elastic component is arranged between the button and the mounting seat so that the button rebounds after being pressed.

A second aspect provides a dental irrigator comprising the aforementioned nozzle mounting structure.

The technical scheme provided by the application can have the following beneficial effects that the nozzle mounting structure of the tooth flushing device is provided, the nozzle is inserted into a first through hole arranged on the top cover of the tooth flushing device and is communicated with a water outlet hole in the tooth flushing device, and the nozzle inserted into the first through hole is detachably connected with a clamping device arranged on the tooth flushing device; the clamping device comprises: the nozzle is inserted between the two clamping arms to enable the buckling part to be clamped into the locking groove so as to limit the nozzle to move in the pulling direction; the push button is provided with at least one thrust part, the thrust part is inserted between the two clamping arms, and the two clamping arms are provided with at least one stress part corresponding to the thrust part; the button is pressed to drive the push button to move, so that the thrust portion acts on the stress portion to force the two clamping arms to be opened, and the clamping portion is separated from the locking groove. The tooth flushing device using the nozzle mounting structure has the advantages of simple nozzle disassembly and assembly and low manufacturing and assembly cost.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The foregoing and other objects, features and advantages of the application will be apparent from the following more particular descriptions of exemplary embodiments of the application, as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the application.

Fig. 1 is a schematic view of the overall structure shown in embodiment 1 of the present application.

Fig. 2 is a schematic view of the overall structure of a nozzle shown in embodiment 1 of the present application.

Fig. 3 is an exploded view of a nozzle mounting structure shown in embodiment 1 of the present application.

Fig. 4 is a schematic view of the overall structure of the host shown in embodiment 1 of the present application.

Fig. 5 is a schematic view of the overall structure of the push button shown in embodiment 1 of the present application.

Fig. 6 is a schematic view of the entire structure of the push button shown in embodiment 1 of the present application.

Fig. 7 is a schematic view of the overall structure of the fastener shown in embodiment 1 of the present application.

Fig. 8 is a schematic view of the overall structure of the knob shown in embodiment 1 of the present application.

Fig. 9 is a schematic plan view of the entire structure shown in embodiment 1 of the present application.

Fig. 10 is a schematic cross-sectional view of the entire structure shown in embodiment 1 of the present application.

Fig. 11 is a longitudinal sectional view schematically showing the overall structure in embodiment 1 of the present application.

Fig. 12 is an enlarged schematic view of a portion marked with a in fig. 11, which is shown in embodiment 1 of the present application.

Fig. 13 is a schematic view of the overall structure of the first elastic member shown in embodiment 1 of the present application.

Fig. 14 is a schematic view of the entire structure of the second elastic member shown in embodiment 1 of the present application.

Description of the reference numerals

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The present application will be described in further detail below with reference to the accompanying drawings by way of specific embodiments.

Example 1

Referring to fig. 1 to 14, a tooth-washing device comprises a main body 1, a nozzle 3 detachably mounted with the main body 1, and a water tank 2 detachably connected with the main body 1, wherein the main body 1 is used for pumping out oral cavity cleaning liquid in the water tank 2 and spraying out through the nozzle 3 according to a preset pressure, so as to achieve the purpose of cleaning oral cavity by using the oral cavity cleaning liquid; host computer 1 includes shell 11, and shell 11's inside is formed with first cavity to and the core assembly of setting in first cavity, and the core assembly includes control circuit board, power, driving motor and water pump, still is equipped with the control switch who is used for adjusting core assembly operating condition on the host computer 1, and water tank 2 is split type design with host computer 1 in this application as better embodiment, and water tank 2 can also be with shell 11 integral type design.

The nozzle 3 is detachably mounted on the host 1 through a mounting structure of the nozzle 3 of the tooth flushing device, a mounting seat 12 is formed at the upper end of the shell 11, the mounting seat 12 is provided with a water outlet communicated with the water pump, the mounting seat 12 is connected with a top cover 14, the mounting structure of the nozzle 3 of the tooth flushing device comprises the nozzle 3, the mounting seat 12, the top cover 14 and a clamping device, the nozzle 3 is inserted into a first through hole 17 formed in the top cover 14 and communicated with a water outlet hole formed in the mounting seat 12, and the nozzle 3 inserted into the first through hole 17 is detachably mounted on the mounting seat 12 through matching with the clamping device;

the clamping device comprises:

the fastening piece 4 comprises two clamping arms 41 which are elastically connected, clamping parts 44 are symmetrically arranged on the two clamping arms 41, a guide part 45 is arranged on one side of the clamping part 44 inserted into the nozzle 3, so that the lower end of the nozzle 3 is guided by the guide part 45 to push the two clamping arms 41 open and then inserted between the two clamping arms 41, a locking groove 31 which is matched with the clamping part 44 is arranged on the nozzle 3, and the nozzle 3 is inserted between the two clamping arms 41 to enable the clamping part 44 to be clamped into the locking groove 31 so as to limit the movement of the nozzle 3 in the pulling direction; the locking groove 31 can be a semi-annular groove arranged on the periphery of the lower end of the nozzle 3 or a complete annular groove, in the embodiment, both the clamping arms 41 are provided with the buckling parts 44, the locking groove 31 only needs to be arranged in a semi-annular shape on the periphery of the lower end of the nozzle 3, and at least one buckling part 44 can be buckled into the locking groove 31 when the nozzle 3 rotates to any angle;

the push button 5, the push button 5 includes pushing the button body 51 and pushing the thrust part 53 that the button body 51 connects, push the button body 51 and have the second through hole 52, the second through hole 52 is waist-shaped, the second through hole 52 wears to have and pushes the button guide arm 55, push one end of the button guide arm 55 and connect with mounting base 12, another end has anti-disengaging bosses 56, so as to make the push button 5 unable to break away from the push button guide arm 55 from one end with anti-disengaging bosses 56, the extension direction of the second through hole 52 is roughly perpendicular to two clamping arms 41 opening and closing directions; the push button body 51 is provided with a fourth through hole 57, the nozzle 3 passes through the fourth through hole 57 and is inserted between the two clamping arms 41, the two sides of the fourth through hole 57 are respectively provided with a thrust part 53, the thrust part 53 is inserted between the two clamping arms 41, and correspondingly, the two clamping arms 41 are respectively provided with a stress part 47 corresponding to the thrust part 53; the stress part 47 is set as a guide inclined plane, and the thrust part 53 slides along the guide inclined plane to force the two clamping arms 41 to open; accordingly, the thrust portion 53 may also be provided as a guide slope; in order to save the manufacturing cost, the push button guide rod 55 can be replaced by a self-tapping screw, and a screw fixing column is arranged on the mounting seat 12, and the self-tapping screw is screwed into the screw fixing column to be connected with the mounting seat 12;

the push button 6 is pressed to drive the push button 5 to move, so that the push part 53 acts on the force-bearing part 47 to force the two clamping arms 41 to be opened, and the clamping part 44 is separated from the locking groove 31;

in order to enable a user to have better use experience, the button 6 is arranged on the top cover 14, so that the user can hold the host 1 and press the button 6 downwards by using a thumb, the moving direction of the button 6 and the moving direction of the push button 5 are approximately 90 degrees, in order to realize the operation mode, a first inclined surface 61 is arranged at one side, close to the push button 5, of the bottom end of the button 6, the push button 5 is correspondingly provided with a second inclined surface 54 abutted against the first inclined surface 61, after the push button 5 is pressed downwards, the vertical movement of the button 6 is converted into the horizontal movement of the push button 5 through the matching of the first inclined surface 61 and the second inclined surface 54, the inclined surface matching belongs to a labor-saving structure, the clamping force of the fastener 4 can be ensured, meanwhile, the pressing force required by the button 6 is reduced, and the operation of the user is more convenient; the top cover 14 is provided with a button hole 16, the upper end surface of the button 6 is exposed out of the button hole 16, the periphery of the button 6 is in guiding fit with the button hole 16, a first elastic part 62 is arranged between the button 6 and the mounting seat 12, so that the button 6 rebounds after being pressed, the first elastic part 62 adopts a reducing spiral spring, and the button 6 can obtain paragraph hand feeling by pressing down different strokes;

further, the tooth rinsing device is influenced by habits of consumers in the using process, such as left handedness and right handedness, the nozzle 3 is provided with an adjustable angle to enable the tooth rinsing device to adapt to more consumers, specifically, the first through hole 17 is buckled and provided with the knob 7, the knob 7 is provided with a third through hole 71 which penetrates through the knob for the nozzle 3 to insert, the knob 7 is provided with a second buckling part 72 to realize buckling with the inner periphery of the first through hole 17 arranged on the top cover 14, one end, abutted against the top cover 14, of the knob 7 is provided with a plurality of limiting grooves 73 which are uniformly distributed along the outer periphery of the third through hole 71, the top cover 14 is provided with elastic protrusions 15 which are clamped into the limiting grooves 73, and the knob 7 is screwed to enable the elastic protrusions 15 to be clamped into different limiting grooves 73; an angle limiting bulge 74 is arranged on the inner side of the third through hole 71, and correspondingly, a flat position 32 matched with the angle limiting bulge 74 is arranged on the periphery of the nozzle 3; in the above structure, the rotation angle of the knob 7 and the first through hole 17 can be rotated and positioned to the current angle by the cooperation of the limiting groove 73 and the elastic protrusion 15, and the flat position 32 of the outer periphery of the nozzle 3 inserted into the third through hole 71 is configured with the angle limiting protrusion 74, so that the nozzle 3 inserted into the third through hole 71 and the knob 7 form a preset angle.

In order to facilitate the installation of the fastening member 4, the two clamping arms 41 of the fastening member 4 are respectively provided with two guide grooves 43, and the installation base 12 is provided with four guide posts 13 matched with the guide grooves 43, so that the two clamping arms 41 are sleeved on the guide posts 13 and approach or depart from the guide posts 13;

further, in order to open and close the two engagement arms 41 of the fastener 4 in parallel, the extending directions of the guide grooves 43 provided in the two engagement arms 41 are substantially parallel, and the two engagement arms 41 are provided so as to open and close in parallel, which provides more stable locking and unlocking effects than scissor-type opening and closing.

In order to further increase the clamping force of the two clamping arms 41, a second elastic component 8 is arranged between the clamping arms 41 and the mounting base 12, the second elastic component 8 enables the two clamping arms 41 to approach each other, the second elastic component 8 preferably uses a compression spring, a spring column 46 is arranged on the side surface of the clamping arm 41, a spring is sleeved on the spring column 46 to serve as the second elastic component 8, and the spring column 46 is arranged at a position corresponding to the buckling part 44.

In order to save manufacturing cost and facilitate installation, the fastener 4 is designed in an integrated manner, and the fastener 4 comprises two clamping arms 41 and a clamping arm elastic part 42 connecting the two clamping arms 41; in order to further increase the resilience of the clamping elastic part, the clamping arm elastic part 42 is arranged in a W shape; in a preferred embodiment, the fastening member 4 is formed by integral injection molding.

In this embodiment, water tank 2 sets up in host computer 1 below, can dismantle with host computer 1 and be connected, do the restriction to water tank 2 and host computer 1's connected mode here, for convenient carrying, water tank 2 also can be portable connection with host computer 1, host computer 1 can reciprocate for water tank 2 relatively, when not using the tooth ware of washing one's teeth in, accomodate the most of host computer 1 in water tank 2, reduce the holistic volume of tooth ware of washing one's teeth in, when using the tooth ware of washing one's teeth in, take out water tank 2 with host computer 1, water tank 2 is used for adorning water this moment.

In the present embodiment, the locking groove 31 is formed in a semi-annular shape at the outer periphery of the lower end of the nozzle 3, and the locking groove 31 may be formed in a complete annular shape, so that the two locking portions 44 are simultaneously locked into the locking groove 31, thereby further improving the stability of the installation structure of the nozzle 3.

In this embodiment, the periphery of the knob 7 is provided with a plurality of raised ribs, so that a user can exert force on the raised ribs when screwing the knob 7, thereby avoiding the situation that the knob 7 cannot be screwed due to slipping.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is a more detailed description of the present application in connection with specific embodiments thereof, and it is not intended that the present application be limited to the specific embodiments thereof. It will be apparent to those skilled in the art from this disclosure that many more simple derivations or substitutions can be made without departing from the spirit of the disclosure.

Claims (10)

1. A nozzle mounting structure of a tooth flushing device is characterized in that a first through hole formed in a top cover of the tooth flushing device, into which a nozzle is inserted, is communicated with a water outlet hole in the tooth flushing device, and the nozzle inserted into the first through hole is detachably connected with a clamping device arranged on the tooth flushing device; the clamping device comprises:

the nozzle is inserted between the two clamping arms to enable the buckling part to be clamped into the locking groove so as to limit the nozzle to move in the pulling direction;

the push button is provided with at least one thrust part, the thrust part is inserted between the two clamping arms, and the two clamping arms are provided with at least one stress part corresponding to the thrust part;

the button is pressed to drive the push button to move, so that the thrust portion acts on the stress portion to force the two clamping arms to be opened, and the clamping portion is separated from the locking groove.

2. The nozzle mounting structure of the tooth punching device according to claim 1, wherein the first through hole is provided with a knob in a buckling manner, the knob is provided with a third through hole for inserting the nozzle, the knob is provided with a second buckling part for realizing the buckling with the top cover, one end of the knob, which is abutted against the top cover, is provided with a plurality of limiting grooves arranged along the periphery of the third through hole, the top cover is provided with elastic bulges clamped into the limiting grooves, and the elastic bulges can be clamped into different limiting grooves by screwing the knob; the inner side of the third through hole is provided with an angle limiting bulge, and correspondingly, the periphery of the nozzle is provided with a flat position matched with the angle limiting bulge.

3. The nozzle mounting structure of the tooth flusher according to claim 1, wherein the two clamping arms are respectively provided with at least one guide groove, and the mounting base is provided with at least two guide posts matched with the guide grooves, so that the two clamping arms are sleeved on the guide posts and approach or depart from the guide posts; the extending directions of the guide grooves arranged on the two clamping arms are approximately parallel.

4. The nozzle mounting structure of the water toothpick device of claim 1 wherein a second resilient member is provided between the latch arms and the mounting base, the second resilient member urging the latch arms toward one another.

5. The nozzle mounting structure of the water toothpick device of claim 4 wherein the fastener comprises two snap arms and snap arm springs connecting the two snap arms; the elastic part of the clamping arm is W-shaped; the fastener is integrally injection molded; the two clamping arms are symmetrically provided with clamping parts, one sides of the clamping parts, which are inserted into the nozzles, are provided with guide parts, the side surfaces of the clamping arms are provided with spring columns, springs are sleeved on the spring columns to serve as second elastic parts, and the spring columns are arranged at positions corresponding to the clamping parts.

6. The nozzle mounting structure of a tooth-rinsing device as claimed in claim 1, wherein the push button comprises a push button body and a pushing portion connected to the push button body, the push button body has a second through hole, the second through hole is waist-shaped, a push button guide rod is inserted into the second through hole, one end of the push button guide rod is connected to the mounting base, the other end of the push button guide rod has an anti-separation boss, so that the push button cannot be separated from the push button guide rod from the end having the anti-separation boss, and the second through hole extends in a direction substantially perpendicular to the opening and closing direction of the two engaging arms.

7. The nozzle mounting structure of the tooth irrigator according to claim 6, wherein the push button body is provided with a fourth through hole, the nozzle is inserted between the two latch arms through the fourth through hole, the push portions are respectively provided on both sides of the fourth through hole, the push portions are inserted between the two latch arms, and accordingly, the two latch arms are respectively provided with a force receiving portion corresponding to the push portions.

8. The nozzle mounting structure of the tooth irrigator according to any one of claims 1 to 7 wherein the force receiving portion includes a guide ramp along which the push portion slides when the button is pressed to force the snap arms to open.

9. The nozzle mounting structure of the tooth irrigator according to any one of claims 1 to 7, wherein a first inclined surface provided on the button abuts against a second inclined surface provided on the push button so that a movement direction of the button after being pressed forms a predetermined angle with the movement direction of the push button; the top cover is provided with a button hole, the upper end surface of the button is exposed out of the button hole, the periphery of the button is in guiding fit with the button hole, and a first elastic component is arranged between the button and a mounting seat formed by the tooth flushing device, so that the button rebounds after being pressed.

10. A dental irrigator comprising a nozzle mounting structure according to any one of claims 1 to 9.

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