CN212744301U - Pump body structure for tooth flushing device - Google Patents
Pump body structure for tooth flushing device Download PDFInfo
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- CN212744301U CN212744301U CN202021648769.1U CN202021648769U CN212744301U CN 212744301 U CN212744301 U CN 212744301U CN 202021648769 U CN202021648769 U CN 202021648769U CN 212744301 U CN212744301 U CN 212744301U
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- pump body
- water
- inlet pipe
- water inlet
- guide channel
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Abstract
The utility model discloses a pump body structure for a tooth flushing device, which has the key points of the technical proposal that the structure comprises a pump body and a piston arranged in the pump body, wherein the piston is articulated with a driving connecting rod which is connected with a power part, a telescopic sealing sleeve is hermetically connected between the pump body and the connecting rod, and the inner wall of the pump body is provided with a flow guide channel communicated with the sealing sleeve; the pump body is externally connected with a three-way water inlet pipe, one pipe orifice of the water inlet pipe is communicated with the flow guide channel, and a first one-way valve for supplying water to the water inlet pipe from the flow guide channel is arranged between the water inlet pipe and the flow guide channel; another mouth of pipe of inlet tube and the upper end intercommunication of the pump body are in order to the internal water delivery of pump, and be equipped with between the two and supply water and flow to the internal second check valve of pump from the inlet tube, through collection, the back row to the pump body below dew water, have effectively avoided the water to reveal the condition emergence on the motor.
Description
Technical Field
The utility model relates to a towards tooth ware field, more specifically says that it relates to a pump body structure for towards tooth ware.
Background
The tooth-rinsing device is a relatively new oral cavity cleaning device, and is a necessary sanitary article for many families in Europe and America. At present, the tooth flusher has entered China, and many people gradually like the comfortable and functional tooth and oral cavity cleaning health-care product.
The tooth flusher mainly utilizes high-speed water flow to flush teeth so as to achieve the effect of cleaning the teeth. The portable and table type tooth washing devices generally comprise a water pump, a water tank, a spray head and a micro motor which are matched with a gear to drive the water pump, and the piston reciprocates to generate high-speed water flow.
Because in the reciprocating motion process of water pump, the piston high-speed motion in the pump case causes the sealed position wearing and tearing easily, does not do the drainage structure of residual water in the pump body in many, lets its residual water hide in the pump body, along with the inside residual water of the pump body is more and more, inside the residual water of the end was arranged the fuselage, caused the product problem of leaking to cause motor rust and electronic component to damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pump body structure for towards tooth ware through collection, the back row to the pump body below dew water, has effectively avoided the condition emergence that water revealed on the motor.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a pump body structure for a tooth flushing device comprises a pump body and a piston arranged in the pump body, wherein the piston is hinged with a driving connecting rod, the connecting rod is connected with a power part, a telescopic sealing sleeve is hermetically connected between the pump body and the connecting rod, and a flow guide channel communicated with the sealing sleeve is formed in the inner wall of the pump body; the pump body is externally connected with a three-way water inlet pipe, one pipe orifice of the water inlet pipe is communicated with the flow guide channel, and a first one-way valve for supplying water to the water inlet pipe from the flow guide channel is arranged between the water inlet pipe and the flow guide channel; the other pipe orifice of the water inlet pipe is communicated with the upper end of the pump body so as to convey water into the pump body, and a second one-way valve for supplying water to flow into the pump body from the water inlet pipe is arranged between the other pipe orifice of the water inlet pipe and the upper end of the pump body.
By adopting the technical scheme, in the design, water leaked between the piston and the pump body can be collected in the sealing sleeve, then the sealing sleeve moves along with the piston when the piston moves upwards in the pump body, which is the reason why the sealing sleeve needs flexibility, the upward movement of the sealing sleeve can drive the water in the sleeve to move upwards, and then the water moves into the diversion channel;
the water inlet pipe is used as a three-way pipe, and one pipe orifice is connected with the flow guide channel; the other pipe orifice is connected with the upper end of the pump body and used for supplying water to the pump body; and a nozzle connected with the water tank.
Obviously, in the design, the condition that water leaks to the motor is effectively avoided by collecting and discharging the leaked water below the pump body; in addition, because the purpose of water drainage and water delivery is achieved by using one water inlet pipe, the occupied space inside the pump body structure is greatly reduced.
According to the preferable technical scheme, the first check valve comprises a first valve plate and a first spring which abuts against the first valve plate to push the first valve plate to reset.
Through adopting above-mentioned technical scheme, first valve block is a plastic sheet, has elasticity, can the left and right sides swing, and in this side, the one end of first valve block is separated and is kept off, so can only one-way opening, reaches the purpose of check valve, and first spring is in order to increase the sealing performance of first valve block when not opening.
According to the preferable technical scheme, the second one-way valve comprises a second valve plate.
Through adopting above-mentioned technical scheme, the second valve block is two plastic sheets, has elasticity, can the left and right sides swing, and in this prescription, the two ends of second valve block are separated and are kept off, so can only one-way opening, reach the purpose of check valve.
According to the preferred technical scheme, the upper end of the sealing sleeve is sleeved on the outer wall of the pump body, the outer wall of the pump body is sleeved with a drainage connector, and the upper end of the sealing sleeve is pressed between the outer wall of the pump body and the drainage connector.
Through adopting above-mentioned technical scheme, the seal cover is by the centre gripping between the drainage connects and the pump body for the upper end of seal cover has good sealing connection, avoids the condition emergence that the seal cover leaked.
According to the preferable technical scheme, an outlet of the drainage joint is communicated with the flow guide channel and the water inlet pipe.
Through adopting above-mentioned technical scheme, the drainage connects as an intermediate member for drainage channel between the pump body and the inlet tube can smoothly communicate.
According to the preferred technical scheme, the lower end of the sealing sleeve is sleeved on the connecting rod, and the lower end of the sealing sleeve is bonded and sealed with the connecting rod.
Through adopting above-mentioned technical scheme, through the mode of bonding for the lower extreme and the connecting rod sealing connection of seal cover avoid the condition emergence that the seal cover lower extreme leaked.
According to the preferred technical scheme, the lower end of the sealing sleeve is provided with a plurality of annular folding marks.
Through adopting above-mentioned technical scheme, the seal cover is the rubber sleeve, and itself has certain elasticity, nevertheless in order to keep away the side wall of the irregular compression striking connecting rod of face seal cover, so adopt annular folding trace in this design for the seal cover can be regular folding from top to bottom, and this has avoided seal cover striking connecting rod lateral wall, also makes the water in the seal cover can be a large amount of water conservancy diversion passageway gathering to the top, is favorable to the concentrated discharge of water.
According to the preferred technical scheme, the inner wall of the sealing sleeve is provided with the convex ring, and the bottom of the pump body is provided with a groove for the convex ring to be inserted in a sealing mode.
Through adopting above-mentioned technical scheme, the cooperation of pegging graft each other of bulge loop and recess has increased the pump body and the sealed clearance in cover upper end for water is difficult to more reveal from the cover upper end.
According to the preferable technical scheme, the pump body comprises a small-diameter section for sliding the piston and a large-diameter section for draining water, and a gap is formed between the large-diameter section and the piston.
Through adopting above-mentioned technical scheme, the setting of pump body major diameter section and path section is for more smooth and easy drainage.
According to the preferable technical scheme, the spray head is installed at the upper end of the pump body, the third valve body is arranged between the spray head and the pump body and comprises the third valve plate and the third spring.
Through adopting above-mentioned technical scheme, the third valve block is three plastic sheets, has elasticity, can the left and right sides swing, and in this scheme, the three-end of third valve block is separated and is kept off, so can only one-way opening, reaches the purpose of check valve, and the third spring is in order to increase the sealing performance of third valve block when not opening.
To sum up, the utility model discloses following beneficial effect has: the water inlet pipe and the drainage pipe are integrated into a whole to form a water inlet pipe; one pipeline has both a water inlet and a drainage outlet, so that parts are reduced, the assembly is convenient, and the cost is saved.
Drawings
Fig. 1 is an exploded view of a first check valve and a second check valve after a housing is opened in embodiment 1;
FIG. 2 is a sectional view showing a state where a pump body, a drain joint, a seal cover and a water inlet pipe are connected in embodiment 1;
fig. 3 is a sectional view showing a state where the pump body, the seal cartridge and the water inlet pipe are connected in embodiment 2.
In the figure:
1. a spray head;
2. a pump body; 21. a small diameter section; 22. a large diameter section;
31. a piston; 32. a connecting rod; 33. a power member;
41. a flow guide channel; 42. a water inlet pipe; 5. a water discharge joint; 6. sealing sleeves; 61. an annular fold mark;
7. a first check valve; 71. a first valve plate; 72. a first spring;
82. a second valve plate;
9. a third valve body; 91. a third valve plate; 92. a third spring;
101. a convex ring; 102. a groove; 103. a housing.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Embodiment 1, a pump body structure for a tooth rinsing device, as shown in fig. 1 and 2, comprises a pump body 2, a piston 31 disposed in the pump body 2, a connecting rod 32 hinged to the piston 31, and a power member 33 hinged below the connecting rod 32; the power member 33 includes a gear set and an eccentric circular table, and is driven by a motor. The power member 33 moves the piston 31 up and down.
The telescopic sealing sleeve 6 is connected between the pump body 2 and the connecting rod 32 in a sealing manner, the lower end of the sealing sleeve 6 is provided with a plurality of annular folding marks 61, the number of the folding marks can be 4, 5, 6, 7, 8 and the like, and the number of the folding marks is 3 in the design.
When the piston 31 moves up and down, the sealing sleeve 6 also performs folding movement in the up-and-down direction, and the water in the folding sleeve is conveyed to the position of the diversion channel 41 of the pump body 2. The pump body 2 comprises a small-diameter section 21 for sliding the piston 31 and a large-diameter section 22 for draining water, and a gap is formed between the large-diameter section 22 and the piston 31 for water in the sealing sleeve 6 to flow.
The flow guide channel 41 is arranged on the inner wall of the pump body 2;
the pump body 2 outer joint has three-way inlet tube 42, and the top both ends and the pump body 2 intercommunication of inlet tube 42, the body intercommunication of a mouth of pipe and below intercommunication basin in the below of inlet tube 42.
A nozzle above the water inlet pipe 42 is communicated with the flow guide channel 41, and a first one-way valve 7 for supplying water to flow from the flow guide channel 41 to the water inlet pipe 42 is arranged between the nozzle and the flow guide channel 41; the first check valve 7 comprises a first valve plate 71 and a first spring 72 which presses against the first valve plate 71 to push the valve plate to reset quickly.
The other pipe orifice above the water inlet pipe 42 is communicated with the upper end of the pump body 2 to convey water into the pump body 2, and a second one-way valve 8 for supplying water to flow into the pump body 2 from the water inlet pipe 42 is arranged between the other pipe orifice and the upper end of the pump body 2; the second check valve comprises a second valve plate 82 which is two plastic sheets with elasticity and can swing left and right.
The upper end of the sealing sleeve 6 is sleeved on the outer wall of the pump body 2, the outer wall of the pump body 2 is sleeved with a drainage joint 5, the drainage joint 5 is clamped in the shell 103, and the drainage joint 5 in other embodiments can be fixed outside the pump body 2 through screw connection; the upper end of the sealing sleeve 6 is pressed between the outer wall of the pump body 2 and the drainage joint 5. The outlet of the drainage joint 5 is communicated with the diversion channel 41 and the water inlet pipe 42.
The lower end of the sealing sleeve 6 is sleeved on the connecting rod 32, and the lower end of the sealing sleeve 6 and the connecting rod 32 are bonded and sealed through glue. The shower nozzle 1 is installed to the pump body 2 upper end, is equipped with third valve 9 between the shower nozzle 1 and the pump body 2, and third valve 9 includes third valve block 91 and third spring 92, and third valve block 91 can only upwards open, plays the purpose of one-way shower nozzle 1 drainage.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a pump body structure for towards tooth ware, includes the pump body (2), arranges piston (31) in the pump body (2) in, and piston (31) are articulated to have driven connecting rod (32), and connecting rod (32) are connected with power part (33), characterized by: a telescopic sealing sleeve (6) is hermetically connected between the pump body (2) and the connecting rod (32), and a flow guide channel (41) communicated with the sealing sleeve (6) is formed in the inner wall of the pump body (2);
a three-way water inlet pipe (42) is connected outside the pump body (2), one pipe opening of the water inlet pipe (42) is communicated with the flow guide channel (41), and a first one-way valve (7) for supplying water to flow from the flow guide channel (41) to the water inlet pipe (42) is arranged between the water inlet pipe and the flow guide channel;
the other pipe orifice of the water inlet pipe (42) is communicated with the upper end of the pump body (2) to convey water into the pump body (2), and a second one-way valve for supplying water flowing into the pump body (2) from the water inlet pipe (42) is arranged between the other pipe orifice of the water inlet pipe (42) and the upper end of the pump body (2).
2. The pump body structure for a dental irrigator according to claim 1, wherein: the first check valve (7) comprises a first valve plate (71) and a first spring (72) which is pressed against the first valve plate (71) to push the first valve plate (71) to reset.
3. The pump body structure for a dental irrigator according to claim 1, wherein: the second check valve includes a second valve plate (82).
4. The pump body structure for a dental irrigator according to claim 1, wherein: the upper end cover of seal cover (6) is established at pump body (2) outer wall, and pump body (2) outer wall cover is equipped with one drainage and connects (5), and the upper end pressfitting of seal cover (6) is between pump body (2) outer wall and drainage and connects (5).
5. The pump body structure for a dental irrigator according to claim 1, wherein: the outlet of the water discharge joint (5) is communicated with the flow guide channel (41) and the water inlet pipe (42).
6. The pump body structure for a dental irrigator according to claim 4, wherein: the lower end of the sealing sleeve (6) is sleeved on the connecting rod (32), and the lower end of the sealing sleeve is bonded and sealed with the connecting rod (32).
7. The pump body structure for a dental irrigator according to claim 4, wherein: the lower end of the sealing sleeve (6) is provided with a plurality of annular folding marks (61).
8. The pump body structure for a dental irrigator according to claim 4, wherein: the inner wall of the sealing sleeve (6) is provided with a convex ring (101), and the bottom of the pump body (2) is provided with a groove (102) into which the convex ring (101) is inserted in a sealing manner.
9. The pump body structure for a dental irrigator according to claim 4, wherein: the pump body (2) comprises a small-diameter section (21) for the sliding of the piston (31) and a large-diameter section (22) for water drainage, and a gap is formed between the large-diameter section (22) and the piston (31).
10. The pump body structure for a dental irrigator according to claim 1, wherein: shower nozzle (1) is installed to pump body (2) upper end, is equipped with third valve body (9) between shower nozzle (1) and the pump body (2), and third valve body (9) include third valve block (91) and third spring (92) 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021648769.1U CN212744301U (en) | 2020-08-10 | 2020-08-10 | Pump body structure for tooth flushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021648769.1U CN212744301U (en) | 2020-08-10 | 2020-08-10 | Pump body structure for tooth flushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212744301U true CN212744301U (en) | 2021-03-19 |
Family
ID=74987729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021648769.1U Ceased CN212744301U (en) | 2020-08-10 | 2020-08-10 | Pump body structure for tooth flushing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212744301U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113446187A (en) * | 2021-07-26 | 2021-09-28 | 倍加洁集团股份有限公司 | Piston water pump for tooth flushing device |
-
2020
- 2020-08-10 CN CN202021648769.1U patent/CN212744301U/en not_active Ceased
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113446187A (en) * | 2021-07-26 | 2021-09-28 | 倍加洁集团股份有限公司 | Piston water pump for tooth flushing device |
| CN113446187B (en) * | 2021-07-26 | 2023-08-18 | 倍加洁集团股份有限公司 | Piston water pump for tooth flushing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20220223 Decision number of declaring invalidation: 54227 Granted publication date: 20210319 |
|
| IW01 | Full invalidation of patent right |