CN111894827A

CN111894827A - Leak protection water pump and tooth washing device

Info

Publication number: CN111894827A
Application number: CN202010867604.1A
Authority: CN
Inventors: 黄嘉诚; 李玉彬; 邹休; 王志东; 赵玉强
Original assignee: Thumbs Up Innovations Technology Co Ltd
Current assignee: Thumbs Up Innovations Technology Co Ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2020-11-06

Abstract

The invention discloses a leakage-proof water pump, wherein a pump body comprises a shell and a piston device, a driving device is connected to the piston device to drive the piston device to reciprocate in the shell, and the shell is divided into a water pumping cavity and a leakage-proof cavity by the piston device; the water pumping cavity is provided with a water inlet and a water outlet, the leakage-proof cavity is provided with a water outlet, and the water outlet is used for discharging the tooth washing liquid leaked to the leakage-proof cavity. Through the arrangement of the structure, the piston moves to the leakage-proof cavity, the pressure of the water pumping cavity is reduced, and the tooth washing liquid is pumped in from the water inlet; the piston moves to the water pumping cavity, the pressure of the water pumping cavity is increased, and the tooth washing liquid is pumped out from the water outlet; and when the tooth cleaning solution seepage during to the leak protection cavity, the outlet can discharge tooth cleaning solution, protects circuit element isotructure in it, ensures user's safe in utilization, promotes user's use and experiences, prolongs the life of product, simple structure, convenient to use, reasonable in design.

Description

Leak protection water pump and tooth washing device

Technical Field

The invention relates to the technical field of tooth cleaning, in particular to an anti-leakage water pump and a tooth washing device.

Background

With the development of society, the requirements of people on living standard are higher and higher, and more people are pursuing the quality of life. For example: people are beginning to focus on their own tooth whitening and health. Furthermore, because the dental rinser is expensive and needs a long time to be used in oral hospitals for nursing teeth, the rinser is more and more popular. However, with the continuous use of the tooth washing device, the pump body part of the tooth washing device is easy to leak water, and once the water leaks into the tooth washing device, the internal circuit of the product is easy to be short-circuited, so that danger is brought to users; the product is easy to rust, the service life of the product is influenced, and the use experience of a user is influenced. Therefore, the invention provides an anti-leakage water pump and a tooth washing device, which aim to solve the problems.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the leakage-proof water pump and the tooth washing device, which have the advantages of simple structure, convenience in use and good waterproof sealing effect.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the invention provides a leakage-proof water pump, wherein a pump body comprises a shell and a piston device, a driving device is connected to the piston device to drive the piston device to reciprocate in the shell, and the shell is divided into a water pumping cavity and a leakage-proof cavity by the piston device; the water pumping cavity is provided with a water inlet and a water outlet, the leak-proof cavity is provided with a water outlet, and the water outlet is used for discharging the tooth washing liquid leaked to the leak-proof cavity.

Further, the piston device comprises a connecting rod, a piston and a sealing element, one end of the connecting rod is connected to the driving device, the other end of the connecting rod is connected to the piston, the sealing element is sleeved on the piston, and the sealing element is abutted to the inner wall of the shell.

Further, the sealing element comprises a connecting part, a first protruding part and a second protruding part, the piston is provided with a first mounting groove, the connecting part is mounted in the first mounting groove, so that the sealing element is wrapped on the upper part of the piston, and the first protruding part and the second protruding part are abutted against the inner wall of the shell.

Further, the anti-leakage water pump further comprises a sealing cover, the connecting rod is sleeved with the sealing cover, and the other end of the sealing cover is connected to the shell.

Further, this leak protection water pump still includes the limiting plate, the casing is equipped with the spacing groove, the sealing member is equipped with the stopper, the stopper set up in the spacing groove, the limiting plate lid fits the spacing groove, so that the stopper support the top in the spacing inslot wall with the limiting plate.

Further, this leak protection water pump still includes inlet tube, water inlet end cover and first sealed rubber ring, water inlet department is equipped with the second mounting groove, the water inlet end cover is equipped with first seal groove, first sealed rubber ring set up in first seal groove, the water inlet end cover cartridge in the second mounting groove, so that first sealed rubber ring support push up in second mounting groove inner wall and first seal groove inner wall, the inlet tube cartridge in the water inlet end cover.

Furthermore, this leak protection water pump still includes a water outlet end cover and a second sealing rubber ring, water outlet department is equipped with the third mounting groove, water outlet end cover is equipped with the second seal groove, the second sealing rubber ring set up in the second seal groove, water outlet end cover cartridge in the third mounting groove, so that the second sealing rubber ring support the top in third mounting groove inner wall and second seal groove inner wall.

Furthermore, the anti-leakage water pump also comprises a water drainage pipe, one end of the water drainage pipe is sleeved on the water drainage port, and the other end of the water drainage port is communicated to the outside of the tooth washing device shell.

Further, the anti-leakage water pump also comprises a first check device, a second check device and a third check device, wherein the first check device is arranged at the water inlet and is used for allowing the tooth washing liquid to enter and preventing the tooth washing liquid from flowing back; the second non-return device is arranged at the water outlet and is used for allowing the tooth washing liquid to flow out and preventing the tooth washing liquid from flowing back; the third non-return device is arranged at the water outlet and is used for allowing the tooth washing liquid to flow out and preventing the tooth washing liquid from flowing back.

The invention also discloses a tooth washing device, which comprises the anti-leakage water pump of the tooth washing device, a machine body shell, a tooth washing device spray head and a water tank, wherein the anti-leakage water pump is arranged in the machine body shell, the tooth washing device spray head is inserted into the water outlet and is used for spraying tooth washing liquid, and the water tank is connected with the water inlet pipe and is used for containing the tooth washing liquid.

The invention has the beneficial effects that: through the arrangement of the structure, the piston moves to the leakage-proof cavity, the pressure of the water pumping cavity is reduced, and the tooth washing liquid is pumped in from the water inlet; the piston moves to the water pumping cavity, the pressure of the water pumping cavity is increased, and the tooth washing liquid is pumped out from the water outlet; and when the tooth cleaning solution seepage during to the leak protection cavity, the outlet can discharge tooth cleaning solution, protects circuit element isotructure in it, ensures user's safe in utilization, promotes user's use and experiences, prolongs the life of product, simple structure, convenient to use, reasonable in design.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings may be obtained according to the drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic illustration of the explosive structure of a first embodiment of the present invention;

FIG. 2 is a schematic view of a cutaway structure of the present invention;

FIG. 3 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 4 is a schematic diagram of an explosive structure of a second embodiment of the present invention

Fig. 5 is an enlarged view of fig. 2 at circle a.

Detailed Description

Example one

Referring to fig. 1 to 5, a leakproof water pump, wherein the pump body 2 includes a housing 21 and a piston device 22, the driving device 1 is connected to the piston device 22 to drive the piston device 22 to reciprocate in the housing 21, and the housing 21 is divided into a water pumping cavity 23 and a leakproof cavity 24 by the piston device 22; the water pumping cavity 23 is provided with a water inlet 231 and a water outlet 232, the leakage-proof cavity 24 is provided with a water outlet 241, and the water outlet 241 is used for discharging the tooth washing liquid leaked to the leakage-proof cavity 24.

Through the arrangement of the structure, the piston moves to the leakage-proof cavity, the pressure of the water pumping cavity is reduced, and the tooth washing liquid is pumped in from the water inlet; the piston moves to the water pumping cavity, the pressure of the water pumping cavity is increased, and the tooth washing liquid is pumped out from the water outlet; and when the tooth cleaning solution seepage during to the leak protection cavity, the outlet can discharge tooth cleaning solution, protects circuit element isotructure in it, ensures user's safe in utilization, promotes user's use and experiences, prolongs the life of product, simple structure, convenient to use, reasonable in design.

In this embodiment, the piston device 22 includes a connecting rod 25, a piston 26, and a sealing member 27, one end of the connecting rod 25 is connected to the driving device 1, the other end of the connecting rod 25 is connected to the piston 26, the sealing member is sleeved on the piston 26, and the sealing member 27 abuts against the inner wall of the housing 21. Through the arrangement of the structure, the driving device drives the connecting rod, the piston and the sealing device to do reciprocating motion in the shell, so that the pressure in the water pumping cavity is changed; the piston moves to the leak-proof cavity, the pressure of the water pumping cavity is reduced, and the tooth washing liquid is pumped from the water inlet; the piston moves to the water pumping cavity, the pressure of the water pumping cavity is increased, and the tooth washing liquid is pumped out from the water outlet; on one hand, the sealing element can enhance the sealing performance of the product, prevent the tooth washing liquid from leaking to the leakage-proof cavity, and improve the stability and the service life of the product; on the other hand, the sealing element also keeps the pressure in the water pump cavity when the piston does reciprocating motion, so that the water pump can continuously and efficiently pump in and out the tooth washing liquid. Simple structure, convenient use and reasonable design.

In this embodiment, the sealing member 27 includes a connecting portion 271, a first protruding portion 272 and a second protruding portion 273, the piston 26 is provided with a first mounting groove 261, the connecting portion 271 is mounted in the first mounting groove 261, so that the sealing member 27 covers the upper portion of the piston 26, and both the first protruding portion 272 and the second protruding portion 273 are abutted against the inner wall of the housing 21. Through the arrangement of the structure, the first protruding part and the second protruding part are both abutted against the inner wall of the shell, so that contact points with the inner wall are increased, and the sealing performance of a product can be effectively improved; the connecting part is arranged in the mounting groove, so that on one hand, the sealing element can be connected to the piston, and the stability of a product is enhanced; on the other hand, the existing sealing elements are sleeved on the piston, a gap is formed between the sealing element and the piston, the possibility of leakage exists, and the sealing element is coated on the upper part of the piston, so that the risk of leakage can be reduced. Simple structure, convenient to use, reasonable in design can promote the life-span of product effectively.

In this embodiment, the anti-leakage water pump further includes a sealing cover 3, the sealing cover 3 is sleeved on the connecting rod 25, and the other end of the sealing cover 3 is connected to the housing 21. Through the setting of above-mentioned structure, sealed lid can be sealed with the leak protection cavity, prevents that the further seepage of tooth lotion to the leak protection cavity in to all the other parts of tooth cleaner promote the stability of product, simple structure, reasonable in design.

In this embodiment, the anti-leakage water pump further includes a limiting plate 4, the housing 21 is provided with a limiting groove 211, the sealing member 27 is provided with a limiting block 274, the limiting block 274 is disposed in the limiting groove 211, and the limiting plate 4 covers the limiting groove 211, so that the limiting block 274 abuts against the inner wall 211 of the limiting groove and the limiting plate 274. Through the setting of above-mentioned structure, the stopper supports and pushes up in spacing inslot wall and limiting plate, can promote the leakproofness of product, prevents that the tooth lotion from revealing, simple structure, and reasonable in design can effectively promote the life of product.

In this embodiment, this leak protection water pump still includes inlet tube 51, water inlet end cover 52 and first seal rubber ring 53, water inlet 231 department is equipped with second mounting groove 212, water inlet end cover 52 is equipped with first seal groove 521, first seal rubber ring 53 set up in first seal groove 521, water inlet end cover 52 cartridge in second mounting groove 212, so that first seal rubber ring 53 support to push against in second mounting groove 212 inner wall and first seal groove 521 inner wall, inlet tube 51 cartridge in water inlet end cover 52. Through the arrangement of the structure, the first sealing ring is abutted against the inner wall of the second mounting groove and the inner wall of the first sealing groove, so that the sealing property between the water inlet end cover and the water inlet is improved; moreover, the water inlet end cover is convenient to communicate with the water inlet pipe and the near water port, the water inlet pipe is convenient to install, the use experience of users is improved, the structure is simple, the design is reasonable, and the service life of a product is effectively prolonged.

In this embodiment, the leakproof water pump further comprises a water outlet end cover 61 and a second sealing rubber ring 62, a third mounting groove 213 is formed in the position of the water outlet 232, the water outlet end cover 61 is provided with a second sealing groove 611, the second sealing rubber ring 62 is arranged in the second sealing groove 611, and the water outlet end cover 61 is inserted in the third mounting groove 213, so that the second sealing rubber ring 611 abuts against the inner wall of the third mounting groove 213 and the inner wall of the second sealing groove 611. Through the arrangement of the structure, the second sealing rubber ring is abutted against the inner wall of the third mounting groove and the inner wall of the second sealing groove, so that the sealing property between the water outlet end and the water outlet end can be improved, and the sealing property of a product is improved. Simple structure, convenient to use prevents the leakage of tooth cleaning fluid, promotes the life of product.

In this embodiment, the anti-leakage water pump further includes a water discharge pipe 7, one end of the water discharge pipe 7 is sleeved on the water discharge port 241, and the other end of the water discharge port 241 is communicated to the outside of the shell of the tooth washing device. Through the setting of above-mentioned structure, the setting up of drain pipe makes by outlet exhaust tooth washing liquid outflow to the tooth washing ware outside, and the tooth washing liquid that prevents the seepage corrodes inside the tooth washing ware, promotes the stability and the life of product, makes the user obtain good use and experiences.

In this embodiment, the leakage-proof water pump further comprises a first check device 81, a second check device 82 and a third check device 83, wherein the first check device 81 is disposed at the water inlet 231 to allow the tooth washing liquid to enter and prevent the tooth washing liquid from flowing back; the second non-return means 82 is disposed at the water outlet 232 to allow the tooth washing liquid to flow out and prevent the tooth washing liquid from flowing back; the third check means 83 is disposed at the drain opening 241 to allow the tooth washing solution to flow out therefrom and prevent the tooth washing solution from flowing back. Through the setting of above-mentioned structure, reflux unit's setting can realize the restriction to the flow direction of washing the tooth liquid, makes the pump body can go into and pump the washing tooth liquid high-efficiently, prevents to wash the tooth liquid backward flow, promotes the stability of product.

Example two

Referring to fig. 1 to 5, the tooth washing device comprises the above-mentioned leakage-proof water pump 101, a body shell 102, a tooth washing device nozzle 103 and a water tank 104, wherein the leakage-proof water pump 101 is installed in the body shell 102, the tooth washing device nozzle 103 is inserted into the water outlet 232 for spraying tooth washing liquid, and the water tank 104 is connected with the water inlet pipe 51 for containing the tooth washing liquid.

Through the arrangement of the structure, the piston moves to the leakage-proof cavity, the pressure of the water pumping cavity is reduced, and the tooth washing liquid is pumped in from the water inlet; the piston moves to the water pumping cavity, the pressure of the water pumping cavity is increased, and the tooth washing liquid is pumped out from the water outlet and is sprayed out through the spray head of the tooth washing device; when the tooth washing liquid leaks to the leakage-proof cavity, the water outlet can discharge the tooth washing liquid to the outside of the shell of the machine body; the water tank can supply water for the tooth washing device. The protection circuit component isotructure in it, guarantee user's safety in utilization promotes user's use and experiences, prolongs the life of product, simple structure, convenient to use, reasonable in design.

The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the practice of the invention to the particular forms disclosed. Similar or identical methods, structures and the like as those of the present invention or several technical deductions or substitutions made on the premise of the conception of the present invention should be considered as the protection scope of the present invention.

Claims

1. A leak-proof water pump comprises a driving device (1) and a pump body (2), and is characterized in that the pump body (2) comprises a shell (21) and a piston device (22), the driving device (1) is connected to the piston device (22) to drive the piston device (22) to reciprocate in the shell (21), and the piston device (22) divides the shell (21) into a water pumping cavity (23) and a leak-proof cavity (24); the pump water cavity (23) is provided with a water inlet (231) and a water outlet (232), the leakage-proof cavity (24) is provided with a water outlet (241), and the water outlet (241) is used for leaking to discharge the tooth washing liquid of the leakage-proof cavity (24).

2. The leakproof water pump as claimed in claim 1, wherein the piston device (22) comprises a connecting rod (25), a piston (26) and a sealing member (27), one end of the connecting rod (25) is connected to the driving device (1), the other end of the connecting rod (25) is connected to the piston (26), the sealing member is sleeved on the piston (26), and the sealing member (27) abuts against the inner wall of the housing (21).

3. The leakproof water pump according to claim 2, characterized in that the sealing member (27) comprises a connecting part (271), a first protruding part (272) and a second protruding part (273), the piston (26) is provided with a first mounting groove (261), the connecting part (271) is mounted in the first mounting groove (261) so that the sealing member (27) covers the upper part of the piston (26), and the first protruding part (272) and the second protruding part (273) are both pressed against the inner wall of the housing (21).

4. The leakproof water pump according to claim 2, further comprising a sealing cover (3), wherein the connecting rod (25) is sleeved with the sealing cover (3), and the other end of the sealing cover (3) is connected to the housing (21).

5. The leak-proof water pump according to claim 4, further comprising a limiting plate (4), wherein the limiting plate (4) is provided with a limiting groove (41), the sealing cover (3) is provided with a limiting block (31), the limiting block (31) is arranged in the limiting groove (41), and the limiting plate (4) covers the housing (21) so that the limiting block (274) abuts against the inner wall of the limiting groove (41) and the housing (21).

6. The leakage-proof water pump of claim 1, further comprising a water inlet pipe (51), a water inlet end cover (52) and a first sealing rubber ring (53), wherein a second mounting groove (212) is formed at the water inlet (231), the water inlet end cover (52) is provided with a first sealing groove (521), the first sealing rubber ring (53) is arranged in the first sealing groove (521), the water inlet end cover (52) is inserted in the second mounting groove (212), so that the first sealing rubber ring (53) is abutted against the inner wall of the second mounting groove (212) and the inner wall of the first sealing groove (521), and the water inlet pipe (51) is inserted in the water inlet end cover (52).

7. The leakproof water pump according to claim 1, further comprising a water outlet end cover (61) and a second sealing rubber ring (62), wherein a third mounting groove (213) is formed at the water outlet (232), the water outlet end cover (61) is provided with a second sealing groove (611), the second sealing rubber ring (62) is disposed in the second sealing groove (611), and the water outlet end cover (61) is inserted into the third mounting groove (213) so that the second sealing rubber ring (611) abuts against the inner wall of the third mounting groove (213) and the inner wall of the second sealing groove (611).

8. The leakage-proof water pump according to claim 1, further comprising a drain pipe (7), wherein one end of the drain pipe (7) is sleeved on the drain opening (241), and the other end of the drain opening (241) is communicated to the outside of the tooth washing device shell.

9. The leakage-proof water pump according to claim 1, further comprising a first check means (81), a second check means (82) and a third check means (83), said first check means (81) being provided at said water inlet (231) for allowing the tooth-washing liquid to enter therethrough and preventing the tooth-washing liquid from flowing back; the second non-return device (82) is arranged at the water outlet (232) and is used for allowing the tooth washing liquid to flow out and preventing the tooth washing liquid from flowing back; the third check means (83) is provided to the drain opening (241) to allow the tooth washing solution to flow out therefrom and prevent the tooth washing solution from flowing back.

10. A dental prophylaxis pump (101) for a dental prophylaxis device according to any one of claims 1 to 9, a body shell (102) and a dental prophylaxis nozzle (103), the prophylaxis pump (101) being mounted in the body shell (102), the dental prophylaxis nozzle (103) being inserted into the water outlet (232) for spraying a dental rinse.