CN210330796U - Leak-proof handheld tooth flushing device capable of setting water pressure - Google Patents
Leak-proof handheld tooth flushing device capable of setting water pressure Download PDFInfo
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- CN210330796U CN210330796U CN201920782066.9U CN201920782066U CN210330796U CN 210330796 U CN210330796 U CN 210330796U CN 201920782066 U CN201920782066 U CN 201920782066U CN 210330796 U CN210330796 U CN 210330796U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 199
- 238000011010 flushing procedure Methods 0.000 title abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 55
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 235000010585 Ammi visnaga Nutrition 0.000 claims 5
- 244000153158 Ammi visnaga Species 0.000 claims 5
- 238000010276 construction Methods 0.000 abstract description 4
- GBUCDGDROYMOAN-UHFFFAOYSA-N 1,2,5-trichloro-3-phenylbenzene Chemical compound ClC1=CC(Cl)=C(Cl)C(C=2C=CC=CC=2)=C1 GBUCDGDROYMOAN-UHFFFAOYSA-N 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
A leak-proof hand-held tooth flushing device capable of setting water pressure relates to the technical field of dental equipment, a piston is movably arranged in a steel pipe, a piston Y-shaped sealing ring is embedded in the outer ring wall of the piston, and the outer ring wall of the piston Y-shaped sealing ring is in contact with the inner wall of the steel pipe; the outer end of the piston is movably connected with a connecting rod through a bolt, a ring at the outer end of the connecting rod is movably sleeved on an eccentric wheel on a crown gear, the crown gear is screwed on an inner bracket and is meshed with a straight gear, the straight gear is fixed on an output shaft of a motor, and the motor is fixed in the inner bracket; the pump body is internally provided with a water drainage port at one side of the piston, and the inner end of the water drainage port is communicated with the inner end of the piston cavity in the pump body. The user can adjust the water pressure by himself, and the water is drained into the water tank directly from the pump body without additional joints, so that the cost of the die is saved; and adopt inclined plane detachable construction, make the product appearance more pleasing to the eye.
Description
Technical Field
The utility model relates to a dental equipment technical field, concretely relates to can set up hydraulic leak-proof hand-held type towards tooth ware.
Background
The tooth flushing device is a tool for cleaning teeth and tooth gaps in a pulse water flow impacting mode, is mainly portable and desk-top, and generally has flushing pressure of 0 to 90 psi.
In the prior art, the hand-held tooth flushing device is generally 3-4 gears, and 3 gears are generally a standard gear, a soft gear and a massage gear; the 4 gears are high, medium and low gears and then massage gears are added, so that users can not find the water pressure suitable for the users, the user experience is poor, and the gears very suitable for the users can not be found even if the gears have 4 gears. The pump body of the existing tooth flushing device has the risk of water leakage, the structure is that a plastic piston is matched with a plastic pump body, and after water leakage, a joint is adopted to lead out from the pump body; in addition, the water leakage in the market is discharged outside the water tank, the water in the water tank is not fully utilized, most of the water tanks of the original hand-held tooth flushing devices are in the range of 150 ml and 300ml, the capacity of the water tank is relatively small, and if the pump body is discharged outside the water tank in a leakage manner, the use experience of customers and the water utilization rate are very low. The water tank of the tooth ware that washes of upper and lower structure now and the connection face between the host computer are mostly a horizontal plane, and the horizontal plane is not too good to be seen, and the water tank can't be washd after generally taking apart on inclined plane, awaits urgent need to improve.
Disclosure of Invention
The utility model aims to provide a leakage-proof hand-held tooth-rinsing device which is reasonable in design and can set water pressure, so that a user can adjust the water pressure by himself and directly drain water from a pump body into a water tank without additional joints, thereby saving the cost of the die cost; and adopt inclined plane detachable construction, make the product appearance more pleasing to the eye.
In order to achieve the above purpose, the utility model adopts the following technical proposal: the water pump comprises a pump body, a steel pipe, a sealing sleeve, a piston Y-shaped sealing ring, a piston, a sealing sleeve, a connecting rod, a crown gear, a straight gear, a motor, a bolt, a water outlet pipe, a connecting pipe, a switching pipe, a nozzle connecting pipe, a water inlet port, a water tank, a nozzle, a PCB (printed circuit board), a battery, an internal support, a shell, a battery cover, a bottom cover, a water inlet pipe, a water outlet port and a water outlet port;
the pump body is fixed in the inner support, a steel pipe is embedded in the inner wall of a piston cavity in the pump body, a piston is movably arranged in the steel pipe, a piston Y-shaped sealing ring is embedded in the outer ring wall of the piston, and the outer ring wall of the piston Y-shaped sealing ring is abutted against the inner wall of the steel pipe; the outer end of the piston is movably connected with a connecting rod through a bolt, a ring at the outer end of the connecting rod is movably sleeved on an eccentric wheel on a crown gear, the crown gear is screwed on an inner bracket and is meshed with a straight gear, the straight gear is fixed on an output shaft of a motor, and the motor is fixed in the inner bracket; a water discharge port is integrally formed at one side of the piston in the pump body, and the inner end of the water discharge port is communicated with the inner end of a piston cavity in the pump body; the outer end of a piston cavity in the pump body is communicated with the water inlet port, and the water inlet port is inserted and fixed on the pump body; the lower wall of a piston cavity in the pump body is communicated with the water outlet port, and the water outlet port and the pump body are integrally formed; the water outlet port is sleeved with a water outlet pipe, the other end of the water outlet pipe is inserted with a connecting pipe, the other end of the connecting pipe is sleeved and fixed with one port of the adapter pipe, the adapter pipe is embedded and fixed in one end, far away from the water inlet port, of the inner support, and the other end of the adapter pipe penetrates through the end part of the inner support and then is sleeved and fixed with the nozzle connecting pipe; the nozzle is inserted into the nozzle connecting pipe and the adapter pipe, and a cavity of the nozzle connecting pipe and the cavity of the adapter pipe are arranged in a penetrating manner; a water inlet pipe is fixedly sleeved on the water inlet port; a sealing sleeve is fixedly sleeved outside one end of the connecting rod connected with the piston, the other end of the sealing sleeve is fixedly connected with the end part of the pump body, the sealing sleeve is sleeved outside the joint of the sealing sleeve and the pump body, and the sealing sleeve is fixedly embedded on the inner wall of the inner support; the PCB is embedded and fixed in the inner bracket, and the battery is fixed outside the inner bracket;
the outer part of the whole body formed by the inner support and the battery is covered with a shell, a battery cover is clamped in an opening on the shell and is arranged corresponding to the position of the battery, a bottom cover is fixed at the bottom of the shell and consists of a bottom cover inclined plane and a bottom cover matching surface, and the bottom side surface of the bottom cover inclined plane is vertically and integrally formed with the bottom cover matching surface; the water tank is arranged at the bottom of the shell, the upper wall of the water tank is a water tank inclined plane, a water tank opening is formed in the water tank inclined plane, the inner ring surface of the water tank opening is a water tank matching surface, and the water tank matching surface is perpendicular to the water tank inclined plane; the water tank inclined plane and the bottom cover inclined plane are matched and attached, the bottom cover matching surface is inserted into the water tank opening, and the outer ring surface of the bottom cover matching surface and the water tank matching surface are matched and attached;
a water tank air inlet is arranged in the inclined plane of the water tank; a drainage opening is arranged in the matching surface of the bottom cover, the drainage port is inserted in the drainage opening, and the inner cavity of the drainage port is communicated with the water tank; the water inlet pipe is arranged in the water tank after penetrating through the matching surface of the bottom cover;
a switch button and a mode button are embedded in the shell, the switch button and the mode button are electrically connected with the PCB, and the PCB is also provided with a display lamp which is embedded in the shell; the motor is electrically connected with the PCB.
Furthermore, a first valve is arranged at the inner end of the water inlet port and the port of the piston cavity in the pump body.
Furthermore, a second valve is arranged at the through position of the water outlet port and the cavity of the water outlet pipe.
Furthermore, a second sealing ring is arranged at the joint of the water outlet port and the water outlet pipe.
Furthermore, the joints of the two ends of the connecting pipe, the water outlet pipe and the adapter pipe are provided with a first sealing ring.
Furthermore, the drainage port and the water inlet port are arranged in parallel.
After the structure is adopted, the beneficial effects of the utility model are that: the utility model provides a leak-proof hand-held tooth-rinsing device which can be provided with water pressure, a user can adjust the water pressure by himself and directly drain water from a pump body into a water tank without an additional joint, thereby saving the cost of the die; and adopt inclined plane detachable construction, make the product appearance more pleasing to the eye.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a sectional view of the connection between the water tank and the housing.
Fig. 3 is a schematic view of the internal structure of the internal support of the present invention.
Fig. 4 is an external schematic view of the inner support of the present invention.
Fig. 5 is a schematic structural diagram of the pump body of the present invention.
Fig. 6 is a cross-sectional view of the pump body of the present invention.
Fig. 7 is a schematic view of the connection between the housing and the nozzle according to the present invention.
Fig. 8 is a schematic structural diagram of the middle water tank of the present invention.
Fig. 9 is a sectional view showing the connection of the housing, the water tank and the nozzle according to the present invention.
Fig. 10 is an electrical control block diagram of the present invention.
Description of reference numerals:
the water pump comprises a pump body 1, a steel pipe 2, a sealing sleeve 3, a piston Y-shaped sealing ring 4, a piston 5, a sealing sleeve 6, a connecting rod 7, a crown gear 8, a straight gear 9, a motor 10, a bolt 11, a water outlet pipe 12, a first sealing ring 13, a connecting pipe 14, an adapter pipe 15, a nozzle connecting pipe 16, a second sealing ring 17, a first valve 18, a second valve 19, a water inlet port 20, a water tank 21, a water tank opening 21-1, a water tank matching surface 21-2, a water tank inclined surface 21-3, a water tank air inlet 21-4, a nozzle 22, a PCB (printed circuit board) 23, a switch button 23-1, a mode button 23-2, a display lamp 23-3, a battery 24, an internal support 25, a shell 26, a battery cover 27, a bottom cover 28, a bottom cover inclined surface 28-1, a bottom cover matching surface 28-2, And an outlet port 31.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 10, the following technical solutions are adopted in the present embodiment: the water pump comprises a pump body 1, a steel pipe 2, a sealing sleeve 3, a piston Y-shaped sealing ring 4, a piston 5, a sealing sleeve 6, a connecting rod 7, a crown gear 8, a spur gear 9, a motor 10, a bolt 11, a water outlet pipe 12, a connecting pipe 14, a switching pipe 15, a nozzle connecting pipe 16, a water inlet port 20, a water tank 21, a nozzle 22, a PCB (printed circuit board) 23, a battery 24, an internal support 25, a shell 26, a battery cover 27, a bottom cover 28, a water inlet pipe 29, a water outlet port 30 and a water outlet port 31;
the pump body 1 is fixed in the inner support 25, a steel pipe 2 is injected on the inner wall of a piston cavity in the pump body 1 (the roughness and the precision of the surface of the steel pipe can be good, the abrasion of a Y-shaped piston sealing ring in reciprocating motion and water leakage caused by inaccurate size control are reduced to the maximum extent), a piston 5 is movably arranged in the steel pipe 2, a Y-shaped piston sealing ring 4 is embedded in the outer annular wall of the piston 5, and the outer annular wall of the Y-shaped piston sealing ring 4 is abutted against the inner wall of the steel pipe 2; the outer end of the piston 5 is movably connected with a connecting rod 7 through a bolt 11, a ring at the outer end of the connecting rod 7 is movably sleeved on an eccentric wheel on a crown gear 8, the crown gear 8 is screwed on an inner bracket 25, the crown gear 8 is meshed with a straight gear 9, the straight gear 9 is fixed on an output shaft of a motor 10, and the motor 10 is fixed in the inner bracket 25; a drainage port 30 is integrally formed at one side of the piston 5 in the pump body 1 (the drainage port 30 and the pump body 1 belong to the same part, so that the phenomenon that a joint at the position on the market is connected by an O-shaped sealing ring is reduced, the part cost is saved, and the water leakage risk is reduced), and the inner end of the drainage port 30 is communicated with the inner end of a piston cavity in the pump body 1; the outer end of a piston cavity in the pump body 1 is communicated with a water inlet port 20, a first valve 18 is arranged at the communicated end face, and the water inlet port 20 is inserted and fixed on the pump body 1; the drainage port 30 and the water inlet port 20 are arranged in parallel (the mold structure is simple, and the structure of the pump body 1 is superior to that of a side opening drainage structure on the market); the lower wall of a piston cavity in the pump body 1 is communicated with a water outlet port 31, a second valve 19 is arranged at the communicated end face, and the water outlet port 31 and the pump body 1 are integrally formed; the water outlet port 31 is sleeved with a water outlet pipe 12, the sleeved part is in sealing connection by using a second sealing ring 17, the other end of the water outlet pipe 12 is inserted with a connecting pipe 14, the first sealing ring 13 is adopted for sealing, the other end of the connecting pipe 14 is sleeved and fixed with one port of the adapter pipe 15 and is sealed by using the first sealing ring, the adapter pipe 15 is embedded and fixed in one end, far away from the water inlet port 20, in the inner support 25, and the other end of the adapter pipe 15 penetrates through the end part of the inner support 25 and is sleeved and fixed with the nozzle connecting pipe 16; the nozzle 22 is inserted into the nozzle connecting pipe 16 and the adapter pipe 15, and the cavities of the three are arranged in a penetrating way; a water inlet pipe 29 is fixedly sleeved on the water inlet port 20 and sealed by a sealing ring; a sealing sleeve 6 is sleeved and fixed at one end of the connecting rod 7 connected with the piston 5, the other end of the sealing sleeve 6 is connected and fixed at the end part of the pump body 1, the sealing sleeve 3 is sleeved outside the joint of the sealing sleeve 6 and the pump body 1, and the sealing sleeve 3 is embedded and fixed on the inner wall of the inner support 25 (the sealing sleeve 3 is used for sleeving the sealing sleeve to prevent water leakage at the position of the Y-shaped sealing ring 4 of the piston from entering the sealing sleeve 6 and then leaking out); the PCB 23 is embedded and fixed in the inner bracket 25, and the battery 24 is fixed outside the inner bracket 25;
the inner support 25 and the battery 24 form an integral outer cover provided with a shell 26, one end of the adapter tube 15 connected with the nozzle connecting tube 16 penetrates through the top wall of the shell 26, the shell and the adapter tube are sealed by a sealing ring, a battery cover 27 is clamped in an opening on the shell 26, the battery cover 27 is arranged corresponding to the battery 24, the bottom of the shell 26 is fixed with a bottom cover 28, the bottom cover 28 is composed of a bottom cover inclined plane 28-1 and a bottom cover matching plane 28-2, and the bottom side surface of the bottom cover inclined plane 28-1 is vertically and integrally formed with a bottom cover matching plane 28-2; the water tank 21 is arranged at the bottom of the shell 26, the upper wall of the water tank 21 is a water tank inclined surface 21-3, a water tank opening 21-1 is formed in the water tank inclined surface 21-3, the inner ring surface of the water tank opening 21-1 is a water tank matching surface 21-2, and the water tank matching surface 21-2 is perpendicular to the water tank inclined surface 21-3; the water tank inclined surface 21-3 is matched and jointed with the bottom cover inclined surface 28-1, the bottom cover matching surface 28-2 is inserted in the water tank opening 21-1, and the outer ring surface of the bottom cover matching surface 28-2 is matched and jointed with the water tank matching surface 21-2;
a water tank air inlet 21-4 is arranged in the water tank inclined plane 21-3; a drainage opening 28-3 is formed in the bottom cover matching surface 28-2, the drainage port 30 is inserted into the drainage opening 28-3, the insertion position is sealed by a sealing ring, and the inner cavity of the drainage port 30 is communicated with the water tank 21; the water inlet pipe 29 is arranged in the water tank 21 after passing through the matching surface 28-2 of the bottom cover;
a switch button 23-1 and a mode button 23-2 are embedded in the shell 26, the switch button 23-1 and the mode button 23-2 are electrically connected with the PCB, a display lamp 23-3 is also arranged on the PCB 23, and the display lamp 23-3 is embedded in the shell 26; the motor 10 is electrically connected to the PCB 23.
The utility model discloses a theory of operation: the battery 24 drives the motor 10 through the PCB 23, the spur gear 9 on the rotating shaft of the motor 10 is reversed through the crown gear 8, the eccentric wheel on the crown gear 8 drives the connecting rod 7, the connecting rod 7 drives the piston 5 to reciprocate back and forth in the pump body 1, at the moment, water is sucked into the water inlet port 20 through the water inlet pipe 29 so as to reach the piston cavity, part of the water is sent to the adapter pipe 15 through the connecting pipe 14 by the water outlet pipe 12 on the water outlet port 31, so that the water is sent to the nozzle 22 from the nozzle connecting pipe 16, the outlet of the nozzle 22 is very small, and high-pressure pulse water pressure is generated due to the reciprocating motion of the piston 5 and is used for cleaning; the other part of water enters the water drainage port 30 from the inner end of the piston cavity and then flows back to the water tank 21, so that the water is recycled;
the bottom cover inclined surface 28-1 is provided with a bottom cover matching surface 28-2 which is vertical to the bottom cover inclined surface 28-1, the water tank inclined surface 21-3 is matched with the bottom cover inclined surface 28-1, the water tank matching surface 21-2 is matched with the bottom cover matching surface 28-2, and the water tank matching surface 21-2 is vertical to the water tank inclined surface 21-3, so that the mold manufacturing is convenient;
a DIY gear is additionally arranged in the third gear of the normal soft pulse of the existing tooth flushing device, a customer can adjust the water pressure in the gear, a mode button 23-2 connected to the PCB 23 is in control connection with a mode switching module in the PCB 23 and used for switching the mode, and when the mode button 23-2 is selected to be in one of the gears, a display lamp 23-3 of the gear is lightened; when the display lamp 23-3 is switched to the DIY gear, the switch button 23-1 is pressed for a long time, the DIY gear adjusting motor 10 is increased from the current speed per hour to the highest speed of the motor and then decreased to the lowest speed of the motor, and the cycle is repeated, when the switch button 23-1 is released, the DIY gear defaults to the speed set by the user at the time, and the water pressure at the speed is obtained. The water pressure set by the user at this time is memorized by a chip in the PCB 23, and when the user selects the DIY gear next time, the rotating speed of the water pressure set by the user last time is the water pressure set by the user, so that the water pressure setting method is very humanized and greatly enhances the user experience; if the power-off is needed in the DIY mode, the switch button 23-1 is pressed for a short time.
After the structure is adopted, the beneficial effects of the utility model are that: the utility model provides a leak-proof hand-held tooth-rinsing device which can be provided with water pressure, a user can adjust the water pressure by himself and directly drain water from a pump body into a water tank without an additional joint, thereby saving the cost of the die; and adopt inclined plane detachable construction, make the product appearance more pleasing to the eye.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a can set up hydraulic leak-proof hand-held type towards tooth ware which characterized in that: the water pump comprises a pump body (1), a steel pipe (2), a sealing sleeve (3), a piston Y-shaped sealing ring (4), a piston (5), a sealing sleeve (6), a connecting rod (7), a crown gear (8), a straight gear (9), a motor (10), a bolt (11), a water outlet pipe (12), a connecting pipe (14), a switching pipe (15), a nozzle connecting pipe (16), a water inlet port (20), a water tank (21), a nozzle (22), a PCB (23), a battery (24), an internal support (25), a shell (26), a battery cover (27), a bottom cover (28), a water inlet pipe (29), a drainage port (30) and a water outlet port (31);
the pump body (1) is fixed in the inner support (25), a steel pipe (2) is embedded in the inner wall of a piston cavity in the pump body (1), a piston (5) is movably arranged in the steel pipe (2), a piston Y-shaped sealing ring (4) is embedded in the outer ring wall of the piston (5), and the outer ring wall of the piston Y-shaped sealing ring (4) is abutted to the inner wall of the steel pipe (2); the outer end of the piston (5) is movably connected with a connecting rod (7) through a bolt (11), a ring at the outer end of the connecting rod (7) is movably sleeved on an eccentric wheel on a crown gear (8), the crown gear (8) is screwed on an inner bracket (25), the crown gear (8) is meshed with a straight gear (9), the straight gear (9) is fixed on an output shaft of a motor (10), and the motor (10) is fixed in the inner bracket (25); a drainage port (30) is integrally formed at one side of the piston (5) in the pump body (1), and the inner end of the drainage port (30) is communicated with the inner end of a piston cavity in the pump body (1); the outer end of a piston cavity in the pump body (1) is communicated with the water inlet port (20), and the water inlet port (20) is inserted and fixed on the pump body (1); the lower wall of a piston cavity in the pump body (1) is communicated with the water outlet port (31), and the water outlet port (31) and the pump body (1) are integrally formed; the water outlet port (31) is sleeved with a water outlet pipe (12), the other end of the water outlet pipe (12) is inserted with a connecting pipe (14), the other end of the connecting pipe (14) is fixedly sleeved with one port of an adapter pipe (15), the adapter pipe (15) is fixedly embedded in one end, far away from the water inlet port (20), of the inner support (25), and the other end of the adapter pipe (15) penetrates through the end part of the inner support (25) and is fixedly sleeved with the nozzle connecting pipe (16); the nozzle (22) is inserted into the nozzle connecting pipe (16) and the adapter pipe (15), and a cavity of the nozzle connecting pipe, the nozzle connecting pipe and the adapter pipe is arranged in a penetrating manner; a water inlet pipe (29) is fixedly sleeved on the water inlet port (20); a sealing sleeve (6) is sleeved and fixed at one end of the connecting rod (7) connected with the piston (5), the other end of the sealing sleeve (6) is connected and fixed at the end part of the pump body (1), the sealing sleeve (3) is sleeved outside the joint of the sealing sleeve (6) and the pump body (1), and the sealing sleeve (3) is embedded and fixed on the inner wall of the inner support (25); the PCB (23) is embedded and fixed in the inner bracket (25), and the battery (24) is fixed outside the inner bracket (25);
the outer cover of the whole body formed by the inner support (25) and the battery (24) is provided with a shell (26), a battery cover (27) is clamped in an opening on the shell (26), the battery cover (27) is arranged corresponding to the position of the battery (24), the bottom of the shell (26) is fixed with a bottom cover (28), the bottom cover (28) is formed by a bottom cover inclined plane (28-1) and a bottom cover matching plane (28-2), and the bottom side surface of the bottom cover inclined plane (28-1) is vertically and integrally formed with the bottom cover matching plane (28-2); the water tank (21) is arranged at the bottom of the shell (26), the upper wall of the water tank (21) is a water tank inclined plane (21-3), a water tank opening (21-1) is formed in the water tank inclined plane (21-3), the inner ring surface of the water tank opening (21-1) is a water tank matching surface (21-2), and the water tank matching surface (21-2) is perpendicular to the water tank inclined plane (21-3); the water tank inclined plane (21-3) is matched and jointed with the bottom cover inclined plane (28-1), the bottom cover matching surface (28-2) is inserted in the water tank opening (21-1), and the outer ring surface of the bottom cover matching surface (28-2) is matched and jointed with the water tank matching surface (21-2);
a water tank air inlet (21-4) is arranged in the water tank inclined plane (21-3); a drainage opening (28-3) is arranged in the bottom cover matching surface (28-2), the drainage port (30) is inserted in the drainage opening (28-3), and the inner cavity of the drainage port (30) is communicated with the water tank (21); the water inlet pipe (29) is arranged in the water tank (21) after penetrating through the matching surface (28-2) of the bottom cover;
a switch button (23-1) and a mode button (23-2) are embedded in the shell (26), the switch button (23-1) and the mode button (23-2) are electrically connected with the PCB, a display lamp (23-3) is further arranged on the PCB (23), and the display lamp (23-3) is embedded in the shell (26); the motor (10) is electrically connected with the PCB (23).
2. The leak-proof hand-held water toothpick capable of being set to a water pressure as claimed in claim 1 wherein: the inner end of the water inlet port (20) and the port of the piston cavity in the pump body (1) are provided with a first valve (18).
3. The leak-proof hand-held water toothpick capable of being set to a water pressure as claimed in claim 1 wherein: and a second valve (19) is arranged at the through part of the cavity of the water outlet port (31) and the water outlet pipe (12).
4. The leak-proof hand-held water toothpick capable of being set to a water pressure as claimed in claim 1 wherein: and a second sealing ring (17) is arranged at the joint of the water outlet port (31) and the water outlet pipe (12).
5. The leak-proof hand-held water toothpick capable of being set to a water pressure as claimed in claim 1 wherein: and a first sealing ring (13) is arranged at the joint of the two ends of the connecting pipe (14) and the water outlet pipe (12) and the adapter pipe (15).
6. The leak-proof hand-held water toothpick capable of being set to a water pressure as claimed in claim 1 wherein: the water discharge port (30) and the water inlet port (20) are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920782066.9U CN210330796U (en) | 2019-05-28 | 2019-05-28 | Leak-proof handheld tooth flushing device capable of setting water pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920782066.9U CN210330796U (en) | 2019-05-28 | 2019-05-28 | Leak-proof handheld tooth flushing device capable of setting water pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210330796U true CN210330796U (en) | 2020-04-17 |
Family
ID=70183466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920782066.9U Ceased CN210330796U (en) | 2019-05-28 | 2019-05-28 | Leak-proof handheld tooth flushing device capable of setting water pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210330796U (en) |
-
2019
- 2019-05-28 CN CN201920782066.9U patent/CN210330796U/en not_active Ceased
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