CN114081266A - Portable oral care instrument - Google Patents
Portable oral care instrument Download PDFInfo
- Publication number
- CN114081266A CN114081266A CN202111191743.8A CN202111191743A CN114081266A CN 114081266 A CN114081266 A CN 114081266A CN 202111191743 A CN202111191743 A CN 202111191743A CN 114081266 A CN114081266 A CN 114081266A
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- China
- Prior art keywords
- water
- pipeline
- brush
- pump body
- cavity
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Classifications
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B15/00—Other brushes; Brushes with additional arrangements
- A46B15/0055—Brushes combined with other articles normally separate from the brushing process, e.g. combs, razors, mirrors
- A46B15/0081—Brushes with a scraper, e.g. tongue scraper
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B11/00—Brushes with reservoir or other means for applying substances, e.g. paints, pastes, water
- A46B11/06—Brushes with reservoir or other means for applying substances, e.g. paints, pastes, water connected to supply pipe or to other external supply means
- A46B11/063—Brushes with reservoir or other means for applying substances, e.g. paints, pastes, water connected to supply pipe or to other external supply means by means of a supply pipe
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B15/00—Other brushes; Brushes with additional arrangements
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B5/00—Brush bodies; Handles integral with brushware
- A46B5/0095—Removable or interchangeable brush heads
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/02—Rinsing or air-blowing devices, e.g. using fluid jets or comprising liquid medication
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B2200/00—Brushes characterized by their functions, uses or applications
- A46B2200/10—For human or animal care
- A46B2200/1066—Toothbrush for cleaning the teeth or dentures
Abstract
The invention relates to a portable oral care instrument, which comprises a brush body and a pump body; a water spraying pipeline and a water sucking pipeline are arranged in the brush body, and a switch for controlling the on-off of the water sucking pipeline is arranged on the brush body; the pump body is internally provided with a high-pressure cavity and a negative-pressure cavity which are not communicated with each other, the water spraying pipeline is communicated with the high-pressure cavity through a pipe fitting, the water absorbing pipeline is communicated with the negative-pressure cavity through a pipe fitting, and the negative-pressure cavity is provided with a pressure valve for enabling external air to flow in. The invention utilizes the same pump body to control the work of the water spraying pipeline and the water suction pipeline, simplifies the structure of the oral cavity nursing instrument, thereby being convenient for nursing staff to carry and operate the oral cavity nursing instrument; the on-off of the water spraying pipeline can be directly controlled by the switch on the brush body, the operation difficulty of the equipment is reduced, the nursing staff can control the whole oral cavity nursing instrument by holding the brush body with one hand, the nursing efficiency is greatly improved, and meanwhile, the nursing staff can be enabled to leave one hand to deal with other conditions possibly occurring in the nursing process.
Description
Technical Field
The invention relates to the technical field of medical appliances.
Background
The cleaning and nursing of the oral cavity of a human body is a daily affair which is necessary for everyone to carry out every day, and if the cleaning and nursing of the oral cavity are not noticed, halitosis and dental diseases are easily caused. However, it is difficult for a patient in a coma or suffering from a serious illness who cannot take care of himself/herself, to use the toothbrush to perform daily oral care like a normal person, and especially for a patient in a coma or who needs to be kept in bed, it is a problem to avoid lung infection caused by the choking of sewage during cleaning during oral care.
The existing oral cavity cleaning and nursing device for critically ill patients is generally formed by connecting a toothbrush, an injector and a negative pressure pump in parallel, the structure of the device is that one end of a cleaning hose is connected with the negative pressure pump, the other end of the cleaning hose is fixed on the toothbrush, and meanwhile, one injector is taken, and the injection end of the injector is connected with a water outlet pipe fixedly connected to the bristles of the toothbrush. When cleaning patient's oral cavity, need utilize the syringe to clean patient's oral cavity with the toothbrush to patient's oral cavity injection clear water, still need timely control negative pressure pump work simultaneously, with sewage and the sputum suction in the patient oral cavity, avoid sewage to cause the infection to patient's lung. Such clean nursing device requires that the nursing staff need control toothbrush, syringe and negative pressure pump three's work simultaneously, and this is difficult to be accomplished by a nursing staff independently to in the hospital, nursing staff often need nurse a plurality of patients, all need change or clean toothbrush and syringe and negative pressure pump when cleaning at every turn, current nursing device structure is too complicated, is unfavorable for nursing staff's carrying and use.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, the present invention provides a portable oral care instrument that is easy to use and carry and reduces the difficulty of the caregiver in handling.
In order to solve the technical problems, the invention adopts the technical scheme that: a portable oral care instrument includes a brush body and a pump body;
a water spraying pipeline and a water sucking pipeline are arranged in the brush body, and a switch for controlling the on-off of the water sucking pipeline is arranged on the brush body;
the pump body is internally provided with a high-pressure cavity and a negative-pressure cavity which are not communicated with each other, the water spraying pipeline is communicated with the high-pressure cavity through a pipe fitting, the water suction pipeline is communicated with the negative-pressure cavity through a pipe fitting, and the negative-pressure cavity is provided with a pressure valve for enabling outside air to flow in.
Wherein, the brush body is including brush head and brush holder, the water spray pipeline all is located the brush holder with the pipeline that absorbs water, the brush head includes brush hair surface, the tongue fur that sets up relatively with brush hair surface cleans the face and is located brush hair surface and the side margin face between the tongue fur cleans the face, evenly set up a plurality of first hole for water sprayings with the water spray pipeline intercommunication of brush holder on the brush hair surface, set up a plurality of second hole for water sprayings with the water spray pipeline intercommunication on the tongue fur cleans the face, the aperture of second hole for water sprayings is less than the aperture of first hole for water sprayings, set up the hole that absorbs water with the pipeline intercommunication that absorbs water on the side margin face.
The brush head and the brush handle are detachably connected, one end of the brush head close to the brush handle is provided with a slot, the inner wall of the slot is provided with a clamping protrusion fixedly connected with, the brush handle is provided with a protruding portion corresponding to the slot, the outer wall of the protruding portion is provided with a fixing slot in an L shape, and the outer side of the protruding portion is sleeved with a sealing ring.
The switch comprises a pressing part, a stop block and an elastic reed, the pressing part is elastically connected to the brush body through a spring, the stop block is fixedly connected with the pressing part and is located in a water suction pipeline, a triangular clamping groove is formed in the side wall of the stop block, an inclined guide groove is further formed in the side wall of the stop block, the bottom end of the guide groove is communicated with the top end of the clamping groove, the top end of the guide groove extends to the outside of the stop block, the top end of the elastic reed is fixedly connected to the inner wall of the water suction pipeline, and a clamping block capable of moving in the clamping groove and the guide groove is arranged at the bottom end of the elastic reed.
Wherein, the pump body includes casing, motor, first gear train and second gear train, motor fixed connection is outside in the casing, inside first working chamber and the second working chamber of being equipped with of casing, first gear train is connected with the power take off of motor and is located first working chamber, the second gear train is connected with first gear train and is located the second working chamber, first gear train both sides in the first working chamber are first high pressure side and first low pressure side respectively, the first low pressure side intercommunication of negative pressure chamber and first working chamber, second gear train both sides in the second working chamber are second high pressure side and second low pressure side respectively, the second high pressure side intercommunication of high pressure chamber and second working chamber.
The high-pressure cavity comprises a large-diameter end and a small-diameter end, the cross-sectional area of the high-pressure cavity is linearly reduced from the large-diameter end to the small-diameter end, the large-diameter end is connected with the second high-pressure side, and the small-diameter end is connected with a water spraying pipeline through a pipe fitting.
The pump body further comprises a transmission assembly, a transmission cavity is formed in the shell and located between the first working cavity and the second working cavity, the transmission assembly is connected in the transmission cavity, and the second gear set is connected with the first gear assembly through the transmission assembly.
The pipe fitting comprises a flexible pipe, a first connecting part and a second connecting part, the first connecting part is fixedly connected to the end of the flexible pipe, the second connecting part is fixedly connected to the brush body or the pump body, and the first connecting part and the second connecting part are in threaded connection.
Wherein, still including dismantling clear water box and the sewage box of connecting on the pump body, clear water box passes through the pump body and communicates with the high pressure chamber, the sewage box passes through the pump body and communicates with the negative pressure chamber.
Wherein, still include the controller and rather than the display screen of electricity connection with control, be equipped with first sensor in the clear water box, be equipped with the second sensor in the sewage box, first sensor and second sensor are connected with the controller electricity respectively, the controller still is connected with the power electricity of the pump body.
The invention has the beneficial effects that: the same pump body is used for controlling the work of the water spraying pipeline and the water suction pipeline, so that the structure of the oral care instrument is simplified, and the oral care instrument is convenient for nursing staff to carry and operate; the on-off of the water spraying pipeline can be directly controlled by a switch on the brush body, so that the operation difficulty of the equipment is further reduced, and a nursing worker can control the whole oral cavity nursing instrument by holding the brush body with a single hand, thereby greatly improving the nursing efficiency and simultaneously freeing one hand of the nursing worker to deal with other conditions possibly occurring in the nursing process; the pressure valve can reduce the internal and external pressure difference of the negative pressure cavity when the water suction pipeline is cut off, and the pump body is prevented from being damaged.
Drawings
FIG. 1 is a schematic view of a portable oral care instrument according to an embodiment of the present invention in a first perspective configuration;
FIG. 2 is a schematic diagram of a portable oral care instrument according to an embodiment of the invention in a second perspective configuration;
FIG. 3 is a cross-sectional view of a brush body according to an embodiment of the present invention;
FIG. 4 is a schematic view of a brush body according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a switch according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a pump body according to an embodiment of the present invention;
FIG. 7 shows a cross-sectional view of a pump body in accordance with an embodiment of the present invention;
FIG. 8 is a cross-sectional view in the direction A-A of the pump body of FIG. 7 according to the present invention;
FIG. 9 is a cross-sectional view taken in the direction B-B of the pump body of FIG. 7 in accordance with the present invention;
FIG. 10 is a cross-sectional view in the direction C-C of the pump body of FIG. 7 according to the present invention;
description of reference numerals:
1. a brush body; 11. a brush head; 111. a first water spray hole; 112. a second water jet hole; 113. a water suction hole; 114. a slot; 115. clamping convex; 12. a brush handle; 121. a boss portion; 122. fixing grooves; 2. a pump body; 21. a housing; 211. a first working chamber; 212. a second working chamber; 213. a transmission cavity; 22. a motor; 23. a first gear set; 24. a second gear set; 25. a transmission assembly; 26. a clear water box; 27. a sewage box; 3. a water spray pipeline; 4. a water suction pipeline; 5. a switch; 51. a pressing part; 52. a stopper; 521. a card slot; 522. a guide groove; 53. an elastic reed; 531. a clamping block; 6. a high pressure chamber; 7. a negative pressure chamber; 71. a pressure valve; 8. a pipe fitting; 81. a flexible tube; 82. a first connection portion; 83. a second connecting portion; 9. a display screen.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 10, the portable oral care instrument of the present invention includes a brush body 1 and a pump body 2;
a water spraying pipeline 3 and a water sucking pipeline 4 are arranged inside the brush body 1, and a switch 5 for controlling the on-off of the water sucking pipeline 4 is arranged on the brush body 1;
the pump body 2 is internally provided with a high-pressure cavity 6 and a negative-pressure cavity 7 which are not communicated with each other, the water spraying pipeline 3 is communicated with the high-pressure cavity 6 through a pipe fitting 8, the water suction pipeline 4 is communicated with the negative-pressure cavity 7 through a pipe fitting 8, and the negative-pressure cavity 7 is provided with a pressure valve 71 for allowing external air to flow in.
When the nursing staff is cleaning and nursing the oral cavity of the patient, the nursing staff only needs to stretch the brush body 1 into the mouth of the patient, then the power supply of the pump body 2 is switched on, the pump body 2 starts to work, the pump body 2 can form high pressure in the high-pressure cavity 6 during working, negative pressure is formed in the negative pressure cavity 7, the high pressure in the high-pressure cavity 6 can convey clean water in the high-pressure cavity into the water spraying pipeline 3 of the brush body 1 through the pipe fitting 8 and flow into the oral cavity of the patient through the water spraying pipeline, and therefore the inside of the oral cavity of the patient is cleaned through the matching brush body 1.
When cleaning is started, a nursing staff can cut off the water suction pipeline 4 by pressing the switch 5 on the brush body 1, at the moment, the water suction pipeline 4 cannot generate suction force to the oral cavity of a patient, and the phenomenon that clean water is absorbed by the water suction pipeline 4 when flowing into the oral cavity of the patient is avoided. Because the water suction pipeline 4 is cut off, the pressure in the negative pressure cavity 7 can be continuously reduced, and when the pressure difference between the pressure in the negative pressure cavity 7 and the outside reaches the threshold value of the pressure valve 71, the pressure valve 71 can be opened under the action of the pressure difference, so that the outside air can be sucked into the negative pressure cavity 7 to avoid the pump body 2 from being damaged due to the overlarge pressure difference between the inside and the outside of the negative pressure cavity 7.
After the certain degree is gone on in the cleanness, can press switch 5 once more and make water suction pipeline 4 switched on, water suction pipeline 4 can produce suction to in time absorb sewage and sputum in the patient oral cavity, meanwhile the work of water spray pipeline 3 and water suction pipeline 4 is controlled through same pump body 2 is automatic, need not the nursing staff and carries out extra operation, consequently the nursing staff only need control brush body 1 the motion can, reduced the operation degree of difficulty by a wide margin.
Examples
Referring to fig. 1 and 2, a portable oral care instrument includes a brush body 1 and a pump body 2;
a water spraying pipeline 3 and a water sucking pipeline 4 are arranged inside the brush body 1, and a switch 5 for controlling the on-off of the water sucking pipeline 4 is arranged on the brush body 1;
the pump body 2 is internally provided with a high-pressure cavity 6 and a negative-pressure cavity 7 which are not communicated with each other, the water spraying pipeline 3 is communicated with the high-pressure cavity 6 through a pipe fitting 8, the water suction pipeline 4 is communicated with the negative-pressure cavity 7 through the pipe fitting 8, and the negative-pressure cavity 7 is provided with a pressure valve 71 for enabling external air to flow in.
Referring to fig. 3, in some embodiments, the brush body 1 includes a brush head 11 and a brush handle 12, the water spraying pipeline 3 and the water absorbing pipeline 4 are both located in the brush handle 12, the brush head 11 includes a bristle surface, a tongue cleaning surface opposite to the bristle surface, and a lateral edge surface located between the bristle surface and the tongue cleaning surface, the bristle surface is uniformly provided with a plurality of first water spraying holes 111 communicated with the water spraying pipeline 3 of the brush handle 12, the tongue cleaning surface is provided with a plurality of second water spraying holes 112 communicated with the water spraying pipeline 3, the aperture of the second water spraying holes 112 is smaller than that of the first water spraying holes 111, and the lateral edge surface is provided with a water absorbing hole 113 communicated with the water absorbing pipeline 4. First hole for water spraying 111 and second water jet can spout the clear water simultaneously to carry out two-sided cleanness to patient's oral cavity, and can improve clean efficiency, because the water consumption of brush hair surface is greater than the clean face of tongue fur, consequently the aperture of second hole for water spraying 112 is less than the aperture of first hole for water spraying 111 and can guarantee that the discharge of water of brush hair surface is bigger. In addition, the water suction holes 113 are arranged on the side edge surface in an arc shape as a whole, thereby increasing the water suction range of the water suction holes 113.
As shown in fig. 4, the brush head 11 and the brush handle 12 may be integrally connected or fixedly connected, and may also be detachably connected, in a preferred embodiment, the brush head 11 and the brush handle 12 may be detachably connected, a slot 114 is formed at one end of the brush head 11 close to the brush handle 12, a protruding portion 115 of a card is fixedly connected to an inner wall of the slot 114, a protruding portion 121 corresponding to the slot 114 is disposed on the brush handle 12, an L-shaped fixing groove 122 is formed on an outer wall of the protruding portion 121, and a sealing ring is sleeved on an outer side of the protruding portion 121. Can dismantle between brush head 11 and the brush holder 12 and be connected can improve the utilization ratio of brush holder 12, when nursing different patients, only need to change brush head 11 can, reduce the waste to brush body 1 material.
Referring to fig. 5, in some embodiments, the switch 5 may be a ball valve type switch 5, or may be a push type switch 5, in a preferred embodiment, the switch 5 includes a pressing portion 51, a stopper 52 and an elastic spring piece 53, the pressing portion 51 is elastically connected to the brush body 1 through a spring, the stopper 52 is fixedly connected to the pressing portion 51 and located in the water suction pipe 4, a triangular slot 521 is formed on a side wall of the stopper 52, an inclined guide slot 522 is further formed on a side wall of the stopper 52, a bottom end of the guide slot 522 is communicated with a top end of the slot 521, a top end of the guide slot 522 extends to an outside of the stopper 52, a top end of the elastic spring piece 53 is fixedly connected to an inner wall of the water suction pipe 4, and a stopper 531 movable in the slot 521 and the guide slot 522 is formed at a bottom end of the elastic spring piece 53. When the caregiver presses the pressing portion 51 downward, the bottom end of the stopper 52 pushes the latch 531 of the elastic spring 53 to both sides until the latch 531 is latched into the latch slot 521 and fixes the stopper 52, and at this time, the stopper 52 blocks the suction pipeline 4. When the caregiver presses down the pressing portion 51 again, the latch 531 slides along the direction of the guide groove 522 until the latch 531 is separated from the guide groove 522, at this time, the caregiver releases the pressing portion 51, the pressing portion 51 automatically rebounds under the action of the spring, the latch 531 of the elastic spring 53 automatically resets, and the water suction pipeline 4 is restored to be communicated at this time.
Referring to fig. 6 to 10, in some embodiments, the pump body 2 includes a housing 21, a motor 22, a first gear set 23 and a second gear set 24, the motor 22 is fixedly connected to the outside of the housing 21, a first working chamber 211 and a second working chamber 212 are provided inside the housing 21, the first gear set 23 is connected to a power output shaft of the motor 22 and is located in the first working chamber 211, the second gear set 24 is connected to the first gear set 23 and is located in the second working chamber 212, two sides of the first gear set 23 in the first working chamber 211 are respectively a first high pressure side and a first low pressure side, the negative pressure chamber 7 is communicated with the first low pressure side of the first working chamber 211, two sides of the second gear set 24 in the second working chamber 212 are respectively a second high pressure side and a second low pressure side, the high pressure chamber 6 is communicated with the second high pressure side of the second working chamber 212, the high pressure chamber 6 includes a large diameter end and a small diameter end, a cross-sectional area of the high pressure chamber 6 is linearly reduced from the large diameter end to the small diameter end, the big footpath end is connected with the second high pressure side, and the path end passes through pipe fitting 8 and is connected with water spray pipeline 3, and the pump body 2 still includes drive assembly 25, still offers in the casing 21 to be located drive chamber 213 between first working chamber 211 and the second working chamber 212, and drive assembly 25 connects in drive chamber 213, and second gear train 24 passes through drive assembly 25 and is connected with first gear train 23.
In a specific embodiment, the first gear set 23 includes a pair of first gears that are engaged with each other and have the same number of teeth, the second gear set 24 includes a pair of second gears that are engaged with each other and have the same number of teeth, the transmission assembly 25 includes at least a pair of transmission gears that are engaged with each other and have different numbers of teeth, one of the first gears is fixedly connected to the power output shaft of the motor 22, one of the transmission gears that has less number of teeth is fixedly connected to any one of the first gears through a rotating shaft, and one of the transmission gears that has more number of teeth is fixedly connected to any one of the second gears through a rotating shaft. When the motor 22 drives the first gear to rotate, the transmission ratio is changed through the transmission assembly 25, so that the rotating speed of the first gear set 23 is greater than that of the second gear set 24, and the pressure in the second working chamber 212 is smaller than that of the first working chamber 211, thereby preventing the high pressure generated in the high-pressure chamber 6 from causing the clean water to be ejected from the water spraying pipeline 3 at a high speed to damage the oral cavity of the patient. The higher rotation speed of the first gear set 23 in the first working chamber 211 can ensure that the water suction pipeline 4 has sufficient suction capacity and can suck out the sewage in the oral cavity of the patient in time.
The pipe member 8 includes a flexible pipe 81, a first connection portion 82 and a second connection portion 83, the first connection portion 82 is fixedly connected to an end portion of the flexible pipe 81, the second connection portion 83 is fixedly connected to the brush body 1 or the pump body 2, and the first connection portion 82 and the second connection portion 83 are screwed by threads.
Still including dismantling the clear water box 26 and the sewage box 27 of connecting on the pump body 2, clear water box 26 passes through the pump body 2 and communicates with high pressure chamber 6, sewage box 27 passes through the pump body 2 and communicates with negative pressure chamber 7, still include the controller and rather than the display screen 9 of electricity connection with control, be equipped with first sensor in the clear water box 26, be equipped with the second sensor in the sewage box 27, first sensor and second sensor are connected with the controller electricity respectively, the controller still is connected with the power electricity of the pump body 2. Display fixed connection is on casing 21, the controller then sets up inside casing 21, first sensor and second sensor can detect clear water and sewage and interior water yield respectively, and show to display screen 9 through the controller on, simultaneously, when the sewage increment in sewage box 27 reaches the threshold value, and when the increment of sewage was greater than the reduction of clear water in the clear water box 26, the power outage of the pump body 2 can be controlled to the controller, avoid absorbing water pipeline 4 and cause excessive suction.
In conclusion, the invention provides a pump body for controlling the water spraying pipeline and the water sucking pipeline, which simplifies the structure of the oral cavity nursing instrument, thereby facilitating the nursing personnel to carry and operate the oral cavity nursing instrument; the on-off of the water spraying pipeline can be directly controlled by a switch on the brush body, so that the operation difficulty of the equipment is further reduced, and a nursing worker can control the whole oral cavity nursing instrument by holding the brush body with a single hand, thereby greatly improving the nursing efficiency and simultaneously freeing one hand of the nursing worker to deal with other conditions possibly occurring in the nursing process; the pressure valve can reduce the internal and external pressure difference of the negative pressure cavity when the water suction pipeline is cut off, and the pump body is prevented from being damaged.
In addition, first hole for water spraying and second water jet can spout the clear water simultaneously to carry out two-sided cleanness to patient's oral cavity, and can improve clean efficiency, and the aperture of second hole for water spraying is less than the aperture of first hole for water flow that can guarantee the brush hair face is bigger. The brush head and the brush handle are detachably connected, so that the utilization rate of the brush handle can be improved, and the waste of brush materials is reduced. The switch can be pressed twice to control the channel of the water suction pipeline, and the operation convenience of the oral care instrument is improved. The transmission assembly can change the rotating speed of the first gear set and the rotating speed of the second gear set, so that the pressure in the first working cavity is inconsistent with that in the second working cavity, and the water inlet pipeline and the water spraying pipeline respectively have enough water spraying pressure and water absorbing pressure.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (10)
1. A portable oral care instrument, comprising a brush body and a pump body;
a water spraying pipeline and a water sucking pipeline are arranged in the brush body, and a switch for controlling the on-off of the water sucking pipeline is arranged on the brush body;
the pump body is internally provided with a high-pressure cavity and a negative-pressure cavity which are not communicated with each other, the water spraying pipeline is communicated with the high-pressure cavity through a pipe fitting, the water suction pipeline is communicated with the negative-pressure cavity through a pipe fitting, and the negative-pressure cavity is provided with a pressure valve for enabling outside air to flow in.
2. The portable oral care device of claim 1, wherein the brush body comprises a brush head and a brush handle, the water spraying pipeline and the water absorbing pipeline are both located in the brush handle, the brush head comprises a brush bristle surface, a tongue cleaning surface opposite to the brush bristle surface, and a lateral edge surface located between the brush bristle surface and the tongue cleaning surface, the brush bristle surface is uniformly provided with a plurality of first water spraying holes communicated with the water spraying pipeline of the brush handle, the tongue cleaning surface is provided with a plurality of second water spraying holes communicated with the water spraying pipeline, the aperture of the second water spraying holes is smaller than that of the first water spraying holes, and the lateral edge surface is provided with water absorbing holes communicated with the water absorbing pipeline.
3. The portable oral care instrument as claimed in claim 2, wherein the brush head is detachably connected to the brush handle, a slot is formed at one end of the brush head close to the brush handle, a locking protrusion is fixedly connected to an inner wall of the slot, a protrusion corresponding to the slot is formed on the brush handle, an L-shaped fixing slot is formed on an outer wall of the protrusion, and a sealing ring is sleeved on an outer side of the protrusion.
4. The portable oral care instrument according to claim 1, wherein the switch comprises a pressing portion, a stopper and an elastic spring, the pressing portion is elastically connected to the brush body through a spring, the stopper is fixedly connected to the pressing portion and located in the suction pipeline, a triangular clamping groove is formed in a side wall of the stopper, an inclined guide groove is further formed in the side wall of the stopper, a bottom end of the guide groove is communicated with a top end of the clamping groove, a top end of the guide groove extends to the outside of the stopper, a top end of the elastic spring is fixedly connected to an inner wall of the suction pipeline, and a clamping block movable in the clamping groove and the guide groove is arranged at a bottom end of the elastic spring.
5. The portable oral care instrument of claim 1, wherein the pump body includes a housing, a motor, a first gear set and a second gear set, the motor is fixedly connected to the outside of the housing, a first working chamber and a second working chamber are provided inside the housing, the first gear set is connected to a power output shaft of the motor and is located in the first working chamber, the second gear set is connected to the first gear set and is located in the second working chamber, two sides of the first gear set in the first working chamber are respectively a first high pressure side and a first low pressure side, the negative pressure chamber is communicated with a first low pressure side of the first working chamber, two sides of the second gear set in the second working chamber are respectively a second high pressure side and a second low pressure side, and the high pressure chamber is communicated with a second high pressure side of the second working chamber.
6. The portable oral care instrument according to claim 5 wherein the high pressure chamber comprises a large diameter end and a small diameter end, the high pressure chamber having a cross-sectional area that decreases linearly from the large diameter end to the small diameter end, the large diameter end being connected to the second high pressure side, and the small diameter end being connected to the water spray line by a tube.
7. The portable oral care instrument of claim 5, wherein the pump body further comprises a transmission assembly, the housing further defines a transmission cavity between the first working cavity and the second working cavity, the transmission assembly is connected to the transmission cavity, and the second gear set is connected to the first gear assembly through the transmission assembly.
8. The portable oral care instrument of claim 1, wherein the tube includes a flexible tube, a first connection portion fixedly connected to an end of the flexible tube, and a second connection portion fixedly connected to the brush body or the pump body, the first connection portion and the second connection portion being threadably coupled via threads.
9. The portable oral care instrument of claim 1, further comprising a clean water cartridge and a dirty water cartridge removably connected to the pump body, the clean water cartridge communicating with the high pressure chamber through the pump body and the dirty water cartridge communicating with the negative pressure chamber through the pump body.
10. The portable oral care instrument of claim 9, further comprising a controller and a display screen electrically connected thereto, wherein a first sensor is disposed in the clean water tank, a second sensor is disposed in the dirty water tank, the first and second sensors are electrically connected to the controller, respectively, and the controller is further electrically connected to a power source of the pump body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111191743.8A CN114081266B (en) | 2021-10-13 | 2021-10-13 | Portable oral care instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111191743.8A CN114081266B (en) | 2021-10-13 | 2021-10-13 | Portable oral care instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114081266A true CN114081266A (en) | 2022-02-25 |
| CN114081266B CN114081266B (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111191743.8A Active CN114081266B (en) | 2021-10-13 | 2021-10-13 | Portable oral care instrument |
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| CN207355717U (en) * | 2017-09-30 | 2018-05-15 | 四川大学华西医院 | Oral care toothbrush |
| CN208892815U (en) * | 2018-07-03 | 2019-05-24 | 刘妮 | Medical electric inhales shield toothbrush |
| CN211271313U (en) * | 2019-12-17 | 2020-08-18 | 周建菊 | Oral cavity cleaning instrument |
| CN212756654U (en) * | 2020-04-13 | 2021-03-23 | 河南省儿童医院郑州儿童医院 | Sputum aspirator capable of conveniently placing sputum suction tube |
| CN213128485U (en) * | 2020-09-28 | 2021-05-07 | 珠海市人民医院 | Oral care toothbrush for patient with tracheal intubation |
| CN213939993U (en) * | 2020-11-11 | 2021-08-13 | 玉林市红十字会医院 | Medical nursing toothbrush |
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2021
- 2021-10-13 CN CN202111191743.8A patent/CN114081266B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202637163U (en) * | 2011-12-13 | 2013-01-02 | 广东三九脑科医院 | Oral care machine |
| CN203802597U (en) * | 2014-04-17 | 2014-09-03 | 南宁市第二人民医院 | Novel intelligent toothbrush for mouth care |
| CN207355717U (en) * | 2017-09-30 | 2018-05-15 | 四川大学华西医院 | Oral care toothbrush |
| CN208892815U (en) * | 2018-07-03 | 2019-05-24 | 刘妮 | Medical electric inhales shield toothbrush |
| CN211271313U (en) * | 2019-12-17 | 2020-08-18 | 周建菊 | Oral cavity cleaning instrument |
| CN212756654U (en) * | 2020-04-13 | 2021-03-23 | 河南省儿童医院郑州儿童医院 | Sputum aspirator capable of conveniently placing sputum suction tube |
| CN213128485U (en) * | 2020-09-28 | 2021-05-07 | 珠海市人民医院 | Oral care toothbrush for patient with tracheal intubation |
| CN213939993U (en) * | 2020-11-11 | 2021-08-13 | 玉林市红十字会医院 | Medical nursing toothbrush |
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| CN114081266B (en) | 2023-06-06 |
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