阅读说明：本技术 一种水牙线 (Water dental floss ) 是由 罗宁 于 2019-11-22 设计创作，主要内容包括：一种水牙线,包括喷头、主壳体以及活动壳体,泵组件设置在所述主壳体的防水容腔内,与所述的喷头连通,所述活动壳体与所述的主壳体活动连接,并通过位于所述活动壳体上的第一密封件密封,所述泵组件与所述活动壳体内的第二腔体联通,位于所述活动壳体的内侧壁上设有调压结构,避免因储水箱内产生真空状态而导致剩下的水无法被利用,提高储水箱内液体的利用率；在固有水箱容积的基础上能自由增加容积,不仅不会增加体积,而且携带方便；喷嘴能够巧秒的设计放入储水箱中,不仅防止喷头被污染,而且收纳更方便,不占空间,真正意义达到便携；主壳体与活动壳体为可拆卸连接,维护清洗方便,细菌不容易滋生,更有利于使用者的健康。(A kind of water dental floss, including shower nozzle, main casing and activity body, the pump assembly is set up in the waterproof volume of the said main casing, communicate with said shower nozzle, said activity body and said main casing swing joint, and seal through the first seal located on said activity body, said pump assembly with said second cavity in the activity body UNICOM, locate at said activity body inside wall have pressure regulating structure, avoid because produce vacuum state and can't be utilized in the water storage tank, improve the utilization factor of the liquid in the water storage tank; the volume can be freely increased on the basis of the inherent volume of the water tank, so that the volume cannot be increased, and the portable water tank is convenient to carry; the nozzle can be placed in the water storage tank in a design of skillful seconds, so that the spray head is prevented from being polluted, the spray head is more convenient to store, the space is not occupied, and the spray head is portable in a real sense; the main casing body is detachably connected with the movable casing body, maintenance and cleaning are convenient, bacteria are not easy to breed, and the health of a user is facilitated.)

1. The utility model provides a water dental floss, its characterized in that, includes shower nozzle (1), main casing body (2) and activity casing (3), the pump assembly sets up the waterproof appearance intracavity of main casing body (2), with shower nozzle (1) intercommunication, activity casing (3) with main casing body (2) swing joint, and through being located first sealing member (5) on the activity casing (3) are sealed, the pump assembly with second cavity UNICOM in the activity casing (3) is located be equipped with the pressure regulating structure on the inside wall of activity casing (3).

2. The water dental floss according to claim 1, wherein a first cavity (21) is disposed in the main housing, and the first cavity (21) is communicated with a second cavity (31) in the movable housing to form an expandable water storage cavity.

3. The water dental floss according to claim 1, wherein the movable housing (3) is sleeved outside the main housing (2), the movable housing (3) and the main housing (2) are sealed by the first sealing element (5) embedded on the outer side wall of the main housing (2), and the movable housing (3) can slide vertically along the outer wall of the main housing (2) to adjust the capacity of the water storage cavity.

4. A dental floss according to claim 1, wherein the pressure regulating structure is a groove (32) integrally formed on the inner side wall of the movable housing (3), and the groove (32) is disposed at a position corresponding to the position of the first sealing member (5).

5. The dental floss of claim 1, wherein the nozzle (1) is received in the water storage chamber.

6. A flossing thread according to claim 1, wherein the top cover of the main housing (2) is provided with a top cover (6) having a switch portion (61), a nozzle mounting portion (62) and a custom mounting portion (63).

7. A water dental floss according to claim 6, characterized in that the bottom of the main housing (2) is provided with a draft hose (22).

8. A dental floss according to claim 6, wherein the pump assembly comprises a pump body (42) electrically connected to the PCB (41) and a second sealing member (43), a nozzle (421) at the top of the pump body (42) is engaged with the head mounting portion (62) of the top cover (6) and sealed by the second sealing member (43), the head (1) is inserted into the head mounting portion (62) to communicate with the nozzle (421), a pump nozzle (422) is provided at the bottom of the pump body (42), and the pump nozzle (422) communicates with the guide hose (22).

9. A water dental floss according to claim 4 or 8, characterised in that the first sealing member (5) and the second sealing member (43) are both water-tight sealing rings.

10. A water dental floss according to claim 1, characterized in that the bottom of the movable housing (3) is provided with a water inlet with a blocking cover (32).

Technical Field

The invention relates to the technical field of daily necessities, in particular to a water dental floss.

Background

The water dental floss takes water jet as power to remove residual food on teeth or between teeth, and is an effective technical means capable of protecting gums, reducing bacterial reproduction in oral cavities and preventing teeth and oral diseases. Traditional water dental floss is mostly used in dentistry hospital, take patent publication number US20150072303A1 as an example, this patent discloses a desk-top dentist water jet device's technical scheme, and water storage container and pump body are arranged in same frame, and the nozzle passes through a high-pressure water piping connection, and its advantage lies in having enough big water storage volume, can have lighter operating handle, and the device volume is too bulky, not only carries inconveniently, and the nozzle is undetachable moreover, easily by the pollution.

Along with the improvement of living standard and the enhancement of self-health care consciousness, portable water dental floss gradually appears in the market, a water storage container is arranged on a pump body, the portable effect is achieved, the water storage container of the water dental floss is movable, the size can be reduced under the condition that the water storage volume is not influenced, when the dental irrigator operates, the air pressure of a water tank is reduced under the action of a pump to form air pressure difference with the outside, the water tank is in a vacuum state, the water tank is stopped at the original position, the residual water in the water tank cannot be completely discharged, and the volume of the water storage container cannot be completely utilized.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the water dental floss which can expand the capacity and can ensure that the water in the water storage tank is completely utilized.

In order to solve the technical problems, the invention solves the technical problems by the following technical scheme: the utility model provides a water dental floss, includes shower nozzle, main casing body and activity casing, the pump assembly sets up the waterproof appearance intracavity of the main casing body, with the shower nozzle intercommunication, the activity casing with main casing body swing joint, and through being located first sealing member on the activity casing is sealed, the pump assembly with second cavity UNICOM in the activity casing is located be equipped with the pressure regulating structure on the inside wall of activity casing.

Among the above-mentioned technical scheme, be provided with first appearance chamber in the main casing body, first appearance chamber with second in the activity casing holds the chamber UNICOM each other, can form the water storage chamber that can expand the volume, the design of first appearance chamber in the main casing body is favorable to on original volumetric basis, further expansion, effectively guarantees using holding of liquid.

In the technical scheme, the movable housing cover is located the main casing outside, the movable housing with locate through inlaying between the main casing on the main casing lateral wall first sealing member is sealed, the movable housing is followed the vertical slip of the outer wall of the main casing can realize the capacity control in water storage chamber, first sealing member are used for the movable housing and the main casing between sealed, prevent the overflow.

In the technical scheme, the pressure regulating structure is integrally arranged in the groove in the inner side wall of the movable shell, the setting position of the groove is corresponding to the setting position of the first sealing element, and the position of the groove can only achieve the pressure regulating effect when being matched with the first sealing element.

Among the above-mentioned technical scheme, the shower nozzle accomodate in the water storage intracavity, use up, can pull out the shower nozzle, place in the water storage chamber, not only prevent that the shower nozzle from being polluted, accomodate more conveniently moreover, do not account for the space.

Among the above-mentioned technical scheme, the top lid of the main casing body is equipped with the top cap, be provided with switch portion, shower nozzle installation department and custom installation department on the top cap, the top cap lid is established on the main casing body, plays the protection to the internal pump body, and self-defined installation department can correspond PCB board self-defined function, also can be mechanical structure, can make the water dental floss possess individualized use needs, and the custom installation department includes that the shower nozzle breaks away from button, USB installing port etc. and USB installing port department has installed waterproof block, can improve waterproof performance.

Among the above-mentioned technical scheme, the bottom of the main casing body is provided with the water conservancy diversion hose, and the water storage chamber is gone up to mainly used UNICOM pump body, realizes that the water of water storage intracavity can be followed the shower nozzle and spout smoothly, in order to can cushion pressure of intaking, makes water more steady, has at least one section to be the spiral pipe on the water conservancy diversion hose.

Among the above-mentioned technical scheme, the pump package spare includes the pump body and the second sealing member of being connected with the PCB board electricity, the nozzle at pump body top with the cooperation of the shower nozzle installation department of top cap, and pass through the second sealing member sealed, the shower nozzle insert the shower nozzle installation department in with the nozzle intercommunication, the bottom of the pump body is provided with the pump mouth, the pump mouth with water conservancy diversion hose intercommunication, realize the water spray action.

In the technical scheme, the first sealing element and the second sealing element are both waterproof sealing rings and are mainly used for improving the sealing performance.

In the technical scheme, the bottom of the movable shell is provided with a water inlet with a blocking cover, and the water inlet is mainly used for water inlet and for placing a spray head.

Compared with the prior art, the invention has the following beneficial effects: 1) the pressure regulating structure is arranged in the device, so that the situation that the residual water cannot be utilized due to the vacuum state generated in the water storage tank can be avoided, and the utilization rate of the liquid in the water storage tank is improved; 2) by adding the first containing cavity and the variable volume in the movable shell, the volume can be freely increased on the basis of the volume of the inherent water tank, the volume of the device cannot be changed, and the portable water tank is convenient to carry; 3) when the structure is used, under the action of atmospheric pressure, the distance between the bottom of the movable shell and the bottom of the main shell is gradually reduced along with the reduction of the liquid in the movable shell, and the liquid level does not need to be manually adjusted so as to ensure the effective liquid inlet of the liquid inlet pipe; 4) the spray nozzle can be placed in the water storage tank in a smart design, so that the spray head is prevented from being polluted, the spray head is more convenient to store, the occupied space is reduced, and the spray nozzle is portable in a real sense; 5) the main casing body is detachably connected with the movable casing body, maintenance and cleaning are convenient, bacteria are not easy to breed, and the health of a user is facilitated.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is an exploded view of the structure of the present invention.

Fig. 3 is a schematic view of the present invention in a maximum volume configuration.

Fig. 4 is a schematic view of the working state of the present invention.

Fig. 5 is an enlarged view of a portion a of fig. 4.

FIG. 6 is a schematic view of the placement of the showerhead of the present invention.

FIG. 7 is a schematic view of the storage structure of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 2, a water dental floss, a serial communication port, including shower nozzle 1, main casing body 2 and activity casing 3, the pump assembly sets up in the waterproof appearance intracavity of main casing body 2, communicate with shower nozzle 1, the outer main casing body 2 is located to activity casing 3 cover, second cavity UNICOM in pump assembly and the activity casing body 3, be provided with first appearance chamber 21 in the main casing body, second appearance chamber 31 intercommunication in first appearance chamber 21 and the activity casing body, can form the water storage chamber that the dilatation can be formed, it is sealed through the first sealing member 5 of locating on main casing body 2 lateral wall to inlay between activity casing 3 and the main casing body 2, the capacity adjustment in water storage chamber can be realized to activity casing 3 along the vertical slippage of the outer wall of main casing body 2. First sealing member 5 inlays establishes in the integrative sealing washer mounting groove that sets up on main casing body 2 lateral wall, and activity casing 3 is through the push-up, even the distance between 3 bottoms of activity casing and the main casing body 2 bottoms reduces, can reduce the water storage capacity in water storage chamber, and 3 pulldowns of activity casing can increase the water storage capacity in water storage chamber.

Pressure regulating structure sets up recess 32 on the 3 inside walls of activity casing as an organic whole, the position that sets up of recess 32 is corresponding with the position that sets up of the first sealing member 5 on the main casing body lateral wall, under general conditions, the process that forms the vacuum all appears when the liquid level has been lower relatively, therefore, the waterproof sealing washer of O type of first sealing member 5 also sets up in the bottom position department that is close to main casing body 2, it is relative, when 3 bottoms of activity casing are close to main casing body 2 bottom more, form the negative pressure more easily, therefore, set up exhaust recess in arbitrary both sides that lie in the activity casing body inside wall, be favorable to releasing at the inside pressure differential of water use back end. The design of exhaust groove mainly still designs according to user water container's actual conditions, simultaneously, need guarantee when the design that inside liquid does not flow outward under set up exhaust groove, for example the arc wall.

Exhaust back, just can be with the liquid in the water storage intracavity is whole to be used up, not only extravagant water storage cavity's volume, finally, the laminating of 3 bottoms of movable housing and main casing body 2 bottoms forms the structure of conveniently accomodating, and shower nozzle 1 can be accomodate in the water storage intracavity, not only prevents that the shower nozzle from being contaminated, also can prevent that the shower nozzle from preventing alone and losing to do not occupy space.

The top lid of main casing body 2 is equipped with top cap 6, be provided with switch portion 61 on the top cap, shower nozzle installation department 62 and self-defined installation department 63, self-defined installation department 63 includes the USB installing port, the shower nozzle breaks away from the button, also can be other structures that are used for expanding water dental floss function, make the application scope of this structure wider, of course, in the actual design, consider use custom or designing requirement, can also set up switch portion and each installation department on the main casing body, more conveniently match with inside PCB board.

The bottom of the main shell 2 is provided with a diversion hose 22, the end of the diversion hose 22 is a spiral tube, and the middle section of the diversion hose 22 can be a spiral tube, so that the smoothness of liquid is facilitated, the diversion hose is made of a hose material, the diversion hose is easy to store, and is not easy to break, and the service life is longer.

The pump assembly located in the main casing 2 includes a pump body 42 electrically connected to the PCB 41 and a second sealing member 43, the second sealing member 43 is a waterproof sealing ring, the nozzle 421 at the top of the pump body 42 is matched with the nozzle mounting portion 62 of the top cover 6 and is sealed by the waterproof sealing ring, and similarly, other sealing methods can be adopted, as long as the excellent sealing performance is ensured. Shower nozzle 1 inserts in shower nozzle installation department 62 and communicates with nozzle 421, and the bottom of pump body 42 is provided with pump mouth 422, and pump mouth 422 and water conservancy diversion hose 22 communicate, and the use of direct control water dental floss, in order to strengthen sealedly in each connecting portion position department, all can set up the sealing washer in the switch portion and the self-defined installation department on the control circuit on the PCB board corresponds the top cap.

The bottom of the movable shell 3 is provided with a water inlet with a blocking cover 32, which is not only used for filling and discharging liquid, but also used for accommodating an inlet after the nozzle is used, and a sealing structure, such as a sealing ring 321, can be arranged on the blocking cover or at the water inlet to ensure the sealing performance of the blocking cover 32.

When the device is used, the distance between the bottom of the movable shell 3 and the bottom of the main shell 2 is adjusted to a proper position, and for the purpose of more accurately filling liquid, marking lines can be arranged on the movable shell or the main shell for assisting the liquid usage of a user. Then the device is inverted, the water inlet at the bottom of the movable shell 3 is opened, liquid is filled through the water inlet until the personal use requirement is met, and the blocking cover is covered after the liquid is filled.

Referring to fig. 3, when in use, the distance between the bottom of the movable housing 3 and the bottom of the main housing 2 is the largest, the top of the movable housing 3 is located at a position B in fig. 4, the groove 32 on the inner side wall of the movable housing 3 at this time is visible and is located away from the sealing ring on the main housing, the button of the switch part is opened, the PCB board controls the pump body to work, liquid enters the pump body from the diversion hose, and enters the spray head communicated with the spray nozzle after being sprayed out from the spray nozzle of the pump body, so that residual food on teeth or between tooth seams is removed. Along with the gradual reduction of the liquid in the water storage cavity, along with the action of atmospheric pressure, the distance between the bottom of the movable shell 3 and the bottom of the main shell 2 is gradually reduced, as shown in fig. 4, the movable shell moves upwards to a position C along a position B, the guide hose is kept below the liquid level consistently, the spray head is continuously supplied with water, the uninterrupted cleaning work is completed, when the tail sound is approached, namely a small amount of liquid in the inner part is remained, at the moment, because the continuous work of the pump body, the air pressure in the water storage tank is reduced, and the air pressure difference is formed between the air pressure and the outside, so that the movable water tank is stopped at the position C as shown in fig. 4, the upper end position of the water storage tank is in a vacuum state, the water tank cannot move upwards, the remained liquid cannot be discharged along the guide pipe, the pump body is in an idle running state, the exhaust groove of the, because the exhaust groove can enable the first sealing element and the movable shell to have small intermittence and enough air circulation, the pressure difference inside and outside the water storage cavity is balanced, and the movable shell can smoothly go upwards until the liquid in the movable shell is used up.

Referring to fig. 6, the device finishes using, inverts this device, opens the water inlet, presses the shower nozzle and breaks away from the button, takes off the shower nozzle, and the shower nozzle root is placed in water storage cavity down, closes the water inlet afterwards, realizes accomodating of shower nozzle.

Referring to fig. 7, when this device is accomodate, or when travel or go out to need to carry, minimum volume can be accomodate with this device to the laminating of activity casing bottom and main casing bottom, can realize conveniently carrying.

As daily washing, the movable shell can be detached from the main shell, so that the water storage cavity can be washed conveniently and simply.

The scope of the present invention includes, but is not limited to, the above embodiments, and the present invention is defined by the appended claims, and any alterations, modifications, and improvements that may occur to those skilled in the art are all within the scope of the present invention.