CN110384567B - Portable pressurization tooth washing device - Google Patents
Portable pressurization tooth washing device Download PDFInfo
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- CN110384567B CN110384567B CN201910538043.8A CN201910538043A CN110384567B CN 110384567 B CN110384567 B CN 110384567B CN 201910538043 A CN201910538043 A CN 201910538043A CN 110384567 B CN110384567 B CN 110384567B
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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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Abstract
A portable pressurized tooth washing device relates to a tooth washing device, wherein one end of a water pipe (3) is provided with a tooth washing spray head (2), the other end of the water pipe is connected with one end of a hose (6), the other end of the hose is connected to an extrusion cavity cover (10), and the extrusion cavity cover is connected to one end of an extrusion cylinder (13); a reducing ring (19) is arranged on the inner wall of the other end of the extrusion cylinder, a piston rubber ring (15) is arranged on the outer edge of one end of a cup bottom (26) of the inner cup body (17), the outer edge of the piston rubber ring at one end of the cup bottom of the inner cup body in the extrusion cylinder is in interference fit with the inner wall of the extrusion cylinder, the outer edge of the middle part of the inner cup body is in clearance fit with the reducing ring (19), and a cup cover (21) with the diameter slightly larger than that of the reducing ring is arranged at the other end of the inner cup body; the invention utilizes the inner cup body to enable the flushing water in the extrusion cylinder to carry out tooth washing through the tooth washing spray head of the water pipe, and the inner cup body can also be used as a water cup.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a tooth washing device, in particular to a portable pressurizing tooth washing device.
[ background of the invention ]
It is known that tooth brushing is a necessary cleaning item for most people at an early stage in order to keep oral health, and the tooth brushing is only used for cleaning the surfaces of teeth by using a toothbrush, but bacteria deposited in slits between teeth are difficult to clean, mainly because the slits between teeth cannot be cleaned deeply by the toothbrush, so that dental plaque is suffered from many slits between teeth of adults; to this end, the chinese patent discloses a device for flushing and cleaning crevices between teeth using dental floss, a crevice brush or cold and hot water which is used by some people and is connected with tap water through a connector, and also discloses a device using an electric tooth washing machine and an electric tooth flushing device, wherein the tooth washing or tooth flushing device adopts a driving motor and a pump body, cannot be used under the condition of power shortage, has a large volume and is inconvenient to carry.
[ summary of the invention ]
In order to overcome the defects in the background art, the invention discloses a portable pressurized tooth washing device, wherein the inner cup body is utilized to enable washing water in a squeezing barrel to be used for washing teeth through a tooth washing spray head of a water pipe, and the inner cup body can also be used as a water cup.
The technical scheme for realizing the invention is as follows:
a portable pressurized tooth washing device comprises a water pipe, a hose, a squeezing cavity cover, a squeezing barrel, an inner cup body and a cup cover, wherein a tooth washing spray head is arranged at one end of the water pipe; the inner wall of the other end of the extrusion cylinder is provided with a reducing ring, the outer edge of one end of the cup bottom of the inner cup body is provided with a piston rubber ring, the outer edge of the piston rubber ring at one end of the cup bottom of the inner cup body in the extrusion cylinder is in interference fit with the inner wall of the extrusion cylinder, the outer edge of the middle part of the inner cup body is in clearance fit with the reducing ring, and the other end of the inner cup body is provided with a cup cover with a diameter slightly larger than the reducing ring.
The portable pressurized tooth washing device is characterized in that an external thread D is arranged at one end of the water pipe, a blind hole is formed in the lower surface of the tooth washing spray head, a spray nozzle is arranged on one side of the tooth washing spray head, a water hole is formed between one side of the bottom of the blind hole and the outside of the spray nozzle, and the internal thread D arranged in the blind hole is fixedly connected with the external thread D at one end of the water pipe; the other end of the water pipe is provided with an external thread E, and the external thread E at the other end of the water pipe is connected with the internal thread of the connector A at one end of the hose.
The portable pressurizing tooth washing device is characterized in that a handle formed by a rubber sleeve is fixed from the middle part of a water pipe of the water pipe to the outer part of the other end of the water pipe.
The portable pressurizing tooth washing device is characterized in that the water pipe is replaced by a metal pipe, a bend is arranged at one end of the pipe, a conical head is arranged at the end part of the bend close to the pipe, a thread is arranged at the other end of the pipe, a handheld convex ring with a tooth surface on the outer edge surface is arranged at the outer edge of the pipe close to the thread, and the thread at the other end of the pipe is connected with an internal thread of a connector A at one end of a hose.
The portable pressurizing tooth washing device is characterized in that an internal thread C is arranged on the inner wall of a lower cover opening of the extrusion cavity cover, an external thread A is arranged on the outer wall of an upper end opening of the extrusion container, the external thread A of the extrusion container is connected with the internal thread C of the extrusion cavity cover, and a sealing gasket A is arranged between the upper end face of the extrusion container and the lower part of the cover plate of the extrusion cavity cover.
In the portable pressurized tooth washing device, the middle part lower surface of the extrusion cavity cover is provided with a middle pipe, and the upper end to the lower end of the pipe hole of the middle pipe are provided with threaded holes; the other end of the hose is provided with a connector B, a screwed pipe matched with the screwed hole of the middle pipe is arranged on the connector B, and the screwed pipe is connected with the screwed hole of the middle pipe.
The portable pressurized tooth washing device is characterized in that a connecting pipe is arranged between the connector B and the middle pipe of the extrusion cavity cover, the upper end and the lower end of the connecting pipe are respectively provided with a reducing pipe and a screwed pipe, and the outer edge surface of the reducing pipe is provided with protruding strips at intervals; the connector B comprises a screwed pipe replaced by a flexible sleeve, and the flexible sleeve of the connector B is connected to the reducing pipe of the connecting pipe; the external thread of the connecting pipe solenoid is connected with the threaded hole of the middle pipe, and a small sealing ring is arranged between the lower end face of the connecting pipe at the upper end of the outer edge of the solenoid and the upper end of the middle pipe.
The portable pressurizing tooth washing device is provided with a dustproof cover at the middle pipe of the extrusion cavity cover.
The portable pressurized tooth washing device is characterized in that an annular bulge is arranged on the outer edge of one end of the bottom of the inner cup body, an annular groove is formed in the middle of the outer face of the annular bulge, and the inner side of the piston rubber ring is located in the annular groove.
The portable pressurized tooth washing device is characterized in that an external thread B is arranged on the outer edge of the other end of the inner cup body, an internal thread B arranged on the inner wall of one end of the connecting ring is connected with the external thread B of the inner cup body, the outer wall of one end of the connecting ring is an expanding section, an annular reducing is arranged on the inner wall of the other end of the connecting ring, an expanding smooth surface is arranged between the annular reducing and the internal thread B, the sealing ring is positioned on a step formed between the end surface of the other end of the inner cup body and the annular reducing and expanding smooth surface, an external thread C is arranged on the outer edge of the other end of the connecting ring, the internal thread A on the inner wall of the cup cover is connected with the external thread C of the connecting ring, and the end surface of the other end of the connecting ring is pressed against a sealing gasket B arranged on the smooth inner wall at the bottom of the inner wall of the cup cover; the outer edge of the extrusion container, the outer edge of the diameter expanding section of the connecting ring and the outer edge of the cup cover are the same in diameter.
Through the disclosure, the beneficial effects of the invention are as follows:
according to the portable pressurized tooth washing device, through reasonable structural matching of the extrusion cylinder and the inner cup body, the extrusion cylinder and the inner cup body can be used for pressurizing to obtain flushing water sprayed out of a tooth washing nozzle, the inner cup body can be used for obtaining a tea cup for going out, a hose, a water pipe or a pipeline can be placed in a cup cavity of the inner cup body, and the portable appeal is obtained; the cavity of the extrusion cylinder is of an open structure, so that flushing water with proper temperature can be placed according to the preference of a user during use, the hot-cold water proportion is adjustable, the defect that the temperature of the water is uncontrollable when tap water is directly used in the background technology is overcome, and the extrusion cylinder is suitable for field operators without electricity, passengers on trains or families; the simplified structure of the invention effectively reduces the carrying amount of luggage when people go out, and the volume of the teacup is only that of a teacup and the teacup can be used as the teacup.
[ description of the drawings ]
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the assembled structure of the container and the inner cup of the present invention;
FIG. 3 is a schematic view of the water pipe structure of the present invention;
FIG. 4 is a schematic view of the combined portable state of the present invention;
FIG. 5 is a schematic view of the present invention in use as a water cup;
FIG. 6 is a schematic view showing the structure of the water pipe of the present invention in which the pipe is replaced with a tube;
FIG. 7 is a schematic view of the internal structure of the pipe of the present invention;
in the figure: 1. a nozzle; 2. a tooth washing spray head; 3. a water pipe; 4. a handle; 5. a connector A; 6. a hose; 7. a connector B; 8. a connecting pipe; 9. a solenoid; 10. a pressing chamber cover; 11. a middle tube; 12. a threaded hole; 13. an extrusion cylinder; 14. washing water; 15. a piston rubber ring; 16. an annular projection; 17. an inner cup body; 18. a heat preservation cavity; 19. reducing the diameter of the ring; 20. a diameter expanding section; 21. a cup cover; 22. reducing the diameter of the pipe; 23. a small seal ring; 24. a gasket A; 25. an external thread A; 26. a cup bottom; 27. an annular groove; 28. a cup cavity; 29. an external thread B; 30. a seal ring; 31. a connecting ring; 32. a gasket B; 33. an internal thread A; 34. a light inner wall; 35. an external thread C; 36. reducing the diameter in an annular manner; 37. expanding the diameter and smoothing; 38. an internal thread B; 39. an internal thread C; 40. a raised strip; 41. a water pore; 42. blind holes; 43. an internal thread D; 44. an external thread D; 45. a water channel; 46. an external thread E; 47. drinking water; 48. a conical head; 49. bending; 50. a pipeline; 51. a hand-held raised ring; 52. a tooth surface; 53. a thread; 54. and a dust cover.
[ detailed description ] embodiments
The present invention will be further illustrated with reference to the following examples; the following examples are not intended to limit the present invention, and are only used as a support for the implementation of the present invention, and any equivalent structure replacement within the technical framework of the present invention is included in the protection scope of the present invention;
the portable pressurizing tooth washing device combined with the attached drawings 1 to 7 comprises a water pipe 3, a hose 6, a squeezing cavity cover 10, a squeezing barrel 13, an inner cup body 17 and a cup cover 21, wherein one end of the water pipe 3 is provided with a tooth washing spray head 2, a handle 4 formed by a rubber sleeve is fixed from the middle part to the outer part of the other end of the water pipe 3, the other end of the water pipe 3 is connected with one end of the hose 6, the other end of the hose 6 is connected to the squeezing cavity cover 10, and the squeezing cavity cover 10 is connected to one end of the squeezing barrel 13; a reducing ring 19 is arranged on the inner wall of the other end of the extrusion cylinder 13, a piston rubber ring 15 is arranged on the outer edge of one end of the cup bottom 26 of the inner cup body 17, the outer edge of the piston rubber ring 15 at one end of the cup bottom 26 of the inner cup body 17 in the extrusion cylinder 13 is in interference fit with the inner wall of the extrusion cylinder 13, the outer edge of the middle part of the inner cup body 17 is in clearance fit with the reducing ring 19, and a cup cover 21 with the diameter slightly larger than that of the reducing ring 19 is arranged at the other end of the inner cup body 17.
With reference to fig. 1 or 3, the structure of the water pipe 3 manufactured by using food-grade plastics is provided, an external thread D44 is arranged at one end of the water pipe 3, a blind hole 42 is arranged on the lower surface of the tooth washing spray head 2, a nozzle 1 is arranged at one side of the tooth washing spray head 2, a water hole 41 is arranged between one side of the hole bottom of the blind hole 42 and the outside of the nozzle 1, and an internal thread D43 arranged in the blind hole 42 is fixedly connected with the external thread D44 at one end of the water pipe 3; the other end of the water pipe 3 is provided with an external thread E46, and the external thread E46 at the other end of the water pipe 3 is connected with the internal thread of a connector A5 at one end of the hose 6; when the application is given by combining the attached fig. 6 or 7, the water pipe 3 is replaced by a pipe 50 made of metal, a bend 49 is arranged at one end of the pipe 50, a conical head 48 is arranged at the end part of the bend 49 of the pipe 50, a thread 53 is arranged at the other end of the pipe 50, a handheld raised ring 51 with a tooth surface 52 at the outer edge surface is arranged at the outer edge of the pipe 50 close to the thread 53, and the thread 53 at the other end of the pipe 50 is connected with the internal thread of a connector a5 at one end of the hose 6.
With reference to fig. 1 or 2, an inner thread C39 is provided on an inner wall of a lower cover opening of the extrusion chamber cover 10, an outer thread a25 is provided on an outer wall of an upper end opening of the extrusion container 13, the outer thread a25 of the extrusion container 13 is connected to the inner thread C39 of the extrusion chamber cover 10, and a sealing gasket a24 is provided between an upper end surface of the extrusion container 13 and a lower portion of a cover plate of the extrusion chamber cover 10; a middle pipe 11 is arranged on the lower surface of the middle part of the extrusion cavity cover 10, and a threaded hole 12 is formed from the upper end to the lower end of a pipe hole of the middle pipe 11; the other end of the hose 6 is provided with a connector B7, a threaded pipe matched with the threaded hole 12 of the middle pipe 11 is arranged on the connector B7, and the threaded pipe is connected with the threaded hole 12 of the middle pipe 11; a connecting pipe 8 is arranged between the connector B7 and the middle pipe 11 of the extrusion cavity cover 10, the upper end and the lower end of the connecting pipe 8 are respectively provided with a reducing pipe 22 and a spiral pipe 9, and the outer edge surface of the reducing pipe 22 is provided with convex strips 40 at intervals; the connector B7 comprises a screwed pipe replaced by a flexible sleeve, and the flexible sleeve of the connector B7 is connected to the reducing pipe 22 of the connecting pipe 8; the external thread of the spiral tube 9 of the connecting tube 8 is connected with the threaded hole 12 of the middle tube 11, and a small sealing ring 23 is arranged between the lower end surface of the connecting tube 8 at the upper end of the outer edge of the spiral tube 9 and the upper end of the middle tube 11; in consideration of the sanitary problem of the extrusion cavity in the extrusion container 13 when not in use, the dustproof cover 54 is arranged at the middle pipe 11 of the extrusion cavity cover 10, namely, the threaded connection of the dustproof cover 54 is connected with the threaded hole 12 of the middle pipe 11 to block the extrusion cavity.
With reference to fig. 1 or 2, in the present application, for convenience of carrying, the diameter of the squeeze container 13, the diameter-expanding section 20 of the connection ring 31 and the cup cover 21 are set to be the same, an annular protrusion 16 is provided at the outer edge of one end of the cup bottom 26 of the inner cup body 17, an annular groove 27 is provided in the middle of the outer surface of the annular protrusion 16, and the inner side of the piston rubber ring 15 is located in the annular groove 27; an external thread B29 is arranged on the outer edge of the other end of the inner cup body 17, an internal thread B38 arranged on the inner wall of one end of the connecting ring 31 is connected with an external thread B29 of the inner cup body 17, the outer wall of one end of the connecting ring 31 is an expanding section 20, an annular reducing section 36 is arranged on the inner wall of the other end of the connecting ring 31, an expanding smooth surface 37 is arranged between the annular reducing section 36 and the internal thread B38, the sealing ring 30 is positioned on a step formed between the end surface of the other end of the inner cup body 17 and the annular reducing section 36 and the expanding smooth surface 37, an external thread C35 is arranged on the outer edge of the other end of the connecting ring 31, an internal thread A33 on the inner wall of the cup cover 21 is connected with the external thread C35 of the connecting ring 31, and the end surface of the other end of the connecting ring 31 is pressed against a sealing gasket B32 arranged on the smooth inner wall 34 at the bottom of the inner wall of the cup cover 21; the outer edge of the extrusion container 13, the outer edge of the diameter expanding section 20 of the connecting ring 31 and the outer edge of the cup cover 21 have the same diameter.
The portable pressurized tooth washing device is implemented by combining the attached drawings 1 to 7, wherein the tooth washing spray head 2 and the water pipe 3 shown in the attached drawings 1 and 3 are obtained by food-grade plastic injection molding, the handle 4 is obtained by soft plastic injection molding, and the hose 6 is made of food-grade silica gel; the connecting pipe 8, the extrusion cavity cover 10, the extrusion container 13, the inner cup body 17, the connecting ring 31 and the cup cover 21 in the attached figure 2 are obtained by food-grade plastic injection molding; the small sealing ring 23, the sealing gasket A24, the piston rubber ring 15, the sealing ring 30 and the sealing gasket B32 are made of food-grade silica gel.
The installation and use method comprises the following steps:
with reference to fig. 2 and 4, the piston rubber ring 15 is sleeved in the annular groove 27 of the annular protrusion 16 of the inner cup 17, one end of the external thread B29 of the inner cup 17 is inserted from one end of the external thread a25 of the extrusion cylinder 13, after one end of the external thread B29 of the inner cup 17 passes through the reducing ring 19 of the extrusion cylinder 13, the gasket a24 is placed at the bottom plate at the bottom of the internal thread C39 in the extrusion chamber cover 10, the middle opening of the gasket a24 is sleeved on the outer edge of the middle pipe 11, then the internal thread C39 of the extrusion chamber cover 10 is connected with the external thread a25 of the extrusion cylinder 13, the cup bottom 26 of the inner cup 17 is pressed on the middle pipe 11, and the screw of the dust cap 54 is inserted into the threaded hole 12 of the middle pipe 11; the sealing ring 30 is placed at the expanding smooth surface 37 of the connecting ring 31, the cup body is connected with the external thread B29 of the inner cup body 17 by using the internal thread B38 of the connecting ring 31 after being turned over, at the moment, the end surface of one end of the reducing ring 19 of the extrusion container 13 is pressed with the end of the expanding section 20 of the connecting ring 31, the water pipe 3 and the hose 6 are placed in the cup cavity 28 of the inner cup body 17, the sealing gasket B32 is placed on the smooth inner wall 34 of the cup cover 21 and then connected with the external thread C35 of the connecting ring 31 by using the internal thread A33 of the cup cover 21, and the portable sealing cup is obtained.
When the washing cup is used as a tooth washing, the dustproof cover 54 and the extrusion cavity cover 10 are respectively taken down with reference to the attached drawing 1, then the water pipe 3 and the hose 6 in the inner cup body 17 are taken out, the two ends of the hose 6 are respectively connected with the water pipe 3 and the connecting pipe 8, the connecting pipe 8 is connected with the middle pipe 11 of the extrusion cavity cover 10, the extrusion cylinder 13 is pulled down by the cup cover 21 to form a washing cup, cold water and hot water are injected into the extrusion cylinder 13, the temperature of washing water 14 is proper to the optimal temperature of a user, the extrusion cavity cover 10 is connected with the extrusion cylinder 13, the nozzle 1 of the tooth washing spray head 2 of the water pipe 3 corresponds to a tooth gap and presses the extrusion cavity cover 10, and the washing water 14 in the extrusion cylinder 13 is sprayed out through the middle pipe 11, the water channel 45 of the water pipe 3 and the nozzle 1 of the tooth washing spray head 2 to obtain pressure water of the tooth gap.
When the teacup is used as a teacup, the inner cup body 17 is pressed downwards to enable the cup bottom 26 to be pressed on the middle pipe 11, the cup cover 21 is taken off, drinking water 47 can be accessed to the cavity of the inner cup body 17, and the heat preservation cavity 18 is formed between the outer wall of the inner cup body 17 and the extruding container 13 and between the cup bottom 26 and the extruding cavity cover 10 in winter, so that the water temperature can not be cooled too quickly.
The present invention is not described in detail in the prior art.
Claims (1)
1. A portable pressurizing tooth washing device is characterized in that: the tooth-washing water cup comprises a water pipe (3), a hose (6), an extrusion cavity cover (10), an extrusion cylinder (13), an inner cup body (17) and a cup cover (21), wherein a tooth-washing spray head (2) is arranged at one end of the water pipe (3), the other end of the water pipe (3) is connected with one end of the hose (6), the other end of the hose (6) is connected to the extrusion cavity cover (10), and the extrusion cavity cover (10) is connected to one end of the extrusion cylinder (13); a reducing ring (19) is arranged on the inner wall of the other end of the extrusion cylinder (13), a piston rubber ring (15) is arranged on the outer edge of one end of a cup bottom (26) of the inner cup body (17), the outer edge of the piston rubber ring (15) at one end of the cup bottom (26) of the inner cup body (17) in the extrusion cylinder (13) is in interference fit with the inner wall of the extrusion cylinder (13), the outer edge of the middle part of the inner cup body (17) is in clearance fit with the reducing ring (19), and a cup cover (21) with the diameter slightly larger than that of the reducing ring (19) is arranged at the other end of the inner cup body (17);
an external thread D (44) is arranged at one end of the water pipe (3), a blind hole (42) is arranged on the lower surface of the tooth washing spray head (2), a nozzle (1) is arranged on one side of the tooth washing spray head (2), a water hole (41) is arranged between one side of the hole bottom of the blind hole (42) and the outside of the nozzle (1), and an internal thread D (43) arranged in the hole of the blind hole (42) is fixedly connected with the external thread D (44) at one end of the water pipe (3); the other end of the water pipe (3) is provided with an external thread E (46), and the external thread E (46) at the other end of the water pipe (3) is connected with the internal thread of the connector A (5) at one end of the hose (6);
a handle (4) formed by a rubber sleeve is fixed from the middle part of the water pipe (3) to the outer part of the other end;
the water pipe (3) is replaced by a metal pipeline (50), one end of the pipeline (50) is provided with a bend (49), the bend (49) of the pipeline (50) is provided with a conical head (48) close to the end part, the other end of the pipeline (50) is provided with a thread (53), the outer edge of the pipeline (50) close to the thread (53) is provided with a handheld convex ring (51) with a tooth surface (52) on the outer edge surface, and the thread (53) at the other end of the pipeline (50) is connected with the internal thread of a connector A (5) at one end of the hose (6);
an internal thread C (39) is arranged on the inner wall of the lower cover opening of the extrusion cavity cover (10), an external thread A (25) is arranged on the outer wall of the upper end opening of the extrusion container (13), the external thread A (25) of the extrusion container (13) is connected with the internal thread C (39) of the extrusion cavity cover (10), and a sealing gasket A (24) is arranged between the upper end surface of the extrusion container (13) and the lower part of a cover plate of the extrusion cavity cover (10);
a middle pipe (11) is arranged on the lower surface of the middle part of the extrusion cavity cover (10), and a threaded hole (12) is formed from the upper end to the lower end of a pipe hole of the middle pipe (11); the other end of the hose (6) is provided with a connector B (7), a threaded pipe matched with a threaded hole (12) of the middle pipe (11) is arranged on the connector B (7), and the threaded pipe is connected with the threaded hole (12) of the middle pipe (11);
a connecting pipe (8) is arranged between the connector B (7) and the middle pipe (11) of the extrusion cavity cover (10), the upper end and the lower end of the connecting pipe (8) are respectively provided with a reducing pipe (22) and a screwed pipe (9), and the outer edge surface of the reducing pipe (22) is provided with convex strips (40) at intervals; the connector B (7) comprises a screwed pipe replaced by a flexible sleeve, and the flexible sleeve of the connector B (7) is connected to the reducing pipe (22) of the connecting pipe (8); the external thread of the screw tube (9) of the connecting tube (8) is connected with the threaded hole (12) of the middle tube (11), and a small sealing ring (23) is arranged between the lower end surface of the connecting tube (8) at the upper end of the outer edge of the screw tube (9) and the upper end of the middle tube (11);
a dustproof cover (54) is arranged at the middle pipe (11) of the extrusion cavity cover (10);
an annular bulge (16) is arranged on the outer edge of one end of the bottom (26) of the inner cup body (17), an annular groove (27) is arranged in the middle of the outer face of the annular bulge (16), and the inner side of the piston rubber ring (15) is positioned in the annular groove (27);
an external thread B (29) is arranged on the outer edge of the other end of the inner cup body (17), an internal thread B (38) arranged on the inner wall of one end of the connecting ring (31) is connected with the external thread B (29) of the inner cup body (17), the outer wall of one end of the connecting ring (31) is an expanding section (20), an annular reducing section (36) is arranged on the inner wall of the other end of the connecting ring (31), an expanding smooth surface (37) is arranged between the annular reducing surface (36) and the internal thread B (38), the sealing ring (30) is positioned on a step formed between the end surface of the other end of the inner cup body (17) and the annular reducing surface (36) and the expanding smooth surface (37), an external thread C (35) is arranged on the outer edge of the other end of the connecting ring (31), an internal thread A (33) of the inner wall of the cup cover (21) is connected with the external thread C (35) of the connecting ring (31), and the end face of the other end of the connecting ring (31) is propped against a sealing gasket B (32) arranged on a smooth inner wall (34) at the bottom of the inner wall of the cup cover (21); the outer edge of the extrusion container (13), the outer edge of the diameter expanding section (20) of the connecting ring (31) and the outer edge of the cup cover (21) have the same diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910538043.8A CN110384567B (en) | 2019-06-20 | 2019-06-20 | Portable pressurization tooth washing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910538043.8A CN110384567B (en) | 2019-06-20 | 2019-06-20 | Portable pressurization tooth washing device |
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| CN110384567A CN110384567A (en) | 2019-10-29 |
| CN110384567B true CN110384567B (en) | 2022-08-09 |
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| CN201910538043.8A Active CN110384567B (en) | 2019-06-20 | 2019-06-20 | Portable pressurization tooth washing device |
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Effective date of registration: 20220713 Address after: 323600 No.5, Lixin Road, Bailongshan street, Yunhe County, Lishui City, Zhejiang Province Applicant after: ZHEJIANG DONGTAI VALVE Co.,Ltd. Address before: 323606 No. 20, yeshantou village, Dawan Township, chongtou Town, Yunhe County, Lishui City, Zhejiang Province Applicant before: Lishui Fast Feed Technology Co.,Ltd. |
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Denomination of invention: A portable pressurized dental washing device Effective date of registration: 20221010 Granted publication date: 20220809 Pledgee: Postal Savings Bank of China Limited Yunhe County sub branch Pledgor: ZHEJIANG DONGTAI VALVE Co.,Ltd. Registration number: Y2022330002521 |