CN218493744U - Water pump for oral cavity cleaning device - Google Patents
Water pump for oral cavity cleaning device Download PDFInfo
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- CN218493744U CN218493744U CN202120643394.8U CN202120643394U CN218493744U CN 218493744 U CN218493744 U CN 218493744U CN 202120643394 U CN202120643394 U CN 202120643394U CN 218493744 U CN218493744 U CN 218493744U
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- cleaning device
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Abstract
The utility model provides a water pump that oral cavity belt cleaning device used, include: the shell comprises a driving component and a transmission component, and the output end of the driving component is connected with the transmission component; the pump body assembly comprises a pump body with a water inlet and a water outlet, the pump body is fixedly connected with the shell, a piston is arranged in the pump body, and a connecting rod connected with the piston penetrates through the shell to be connected with the transmission assembly, and the driving assembly drives the connecting rod and the piston to reciprocate through the transmission assembly; a pump body sealing element is arranged at a through hole penetrating the connecting rod on the shell; the utility model discloses a water pump that oral cavity belt cleaning device used has further strengthened the waterproof performance of water pump through setting up the pump body sealing member in pump body and casing through-hole department.
Description
Technical Field
The utility model relates to a water pump that oral cavity belt cleaning device used especially relates to a water pump that oral cavity belt cleaning device used with seal structure.
Background
Nowadays, as people pay more and more attention to oral hygiene and the requirement on cleaning the oral cavity is higher and higher, according to the indication of authority experts, ordinary daily tooth brushing mainly solves the problem of cleaning the surfaces of teeth, but can not well clean the surfaces of the teeth on two sides of the teeth and interdental spaces. Therefore, the water-spraying type oral cavity cleaning device is used as a novel oral cavity cleaning auxiliary tool, can well clean the gaps between teeth and has better cleaning effect. The existing water-spraying oral cavity cleaning device is characterized in that the whole product shell is sealed, the water pump comprises a motor part and is only placed in the product shell, and once the seal of the product shell is damaged, water enters the product and all internal components including the water pump are short-circuited and fail.
Therefore, a water pump for an oral cavity cleaning device with a waterproof sealing structure is needed to solve the problem that the waterproof sealing performance of the oral cavity cleaning device in the prior art is not enough.
SUMMERY OF THE UTILITY MODEL
In view of the above shortcomings in the prior art, an object of the present invention is to provide a water pump for an oral cavity cleaning device, which is used for solving the problem of insufficient waterproof sealing performance of the oral cavity cleaning device in the prior art.
To achieve the above and other related objects, the present invention provides a water pump for an oral cavity cleaning device, comprising:
the shell comprises a driving assembly and a transmission assembly, and the output end of the driving assembly is connected with the transmission assembly;
the pump body assembly comprises a pump body with a water inlet and a water outlet, the pump body is fixedly connected with the shell, a piston is arranged in the pump body, and a connecting rod connected with the piston penetrates through the shell to be connected with the transmission assembly, and the driving assembly drives the connecting rod and the piston to reciprocate through the transmission assembly;
the method is characterized in that: and a pump body sealing piece is arranged at the position of the through hole penetrating through the connecting rod on the shell.
As described above, the utility model discloses a water pump that oral cavity belt cleaning device used has following beneficial effect:
when the water pump for the oral cavity cleaning device works, the driving motor rotates to drive the transmission assembly, the transmission assembly drives the connecting rod and the piston to do reciprocating motion, when the piston moves towards the outside of the pump cavity of the pump body (namely towards the inside of the shell), negative pressure is formed in the pump cavity, and water enters the pump cavity from the water inlet under the action of atmospheric pressure; when the piston moves towards the pump cavity (namely towards the inside of the pump body), the space of the pump cavity is compressed, water is sprayed out from the water outlet, at the moment, the water pump finishes one cycle of pumping water and spraying water, and then the piston continues to move towards the outside of the pump cavity to continue the next cycle; in the whole process, through the via hole department of casing sets up pump body sealing member, prevents that water in the pump body from through the via hole infiltration casing in, influencing the water pump normal operating, having strengthened the waterproof performance of water pump.
Preferably, pump body sealing member has the toper chamber, and pump body sealing member's osculum end with connecting rod tight fit, pump body sealing member's macrostoma end with the pump body is fixed continuous, uses pump body sealing member's osculum end cooperation diameter connecting rod little relatively, uses pump body sealing member's osculum end to seal the via hole of seting up at the pump body that the diameter is big relatively, and this kind of design makes pump body sealing member's assembly more reasonable, also better assurance sealing performance.
Preferably, the pump body is provided with a clamping groove for fixing the large opening end of the pump body sealing element, and the large opening end of the pump body sealing element is connected with the pump body more firmly through the clamping groove of the large opening end, so that the sealing performance of the water pump is further enhanced.
Preferably, the sections of the small opening end and the large opening end of the pump body sealing element are circular, and the circular opening is used as the sealing opening of the pump body sealing element, so that the pulling force received by the connecting rod during reciprocating motion can be uniformly distributed to each position on the sealing opening, and the stability of the pump body sealing element is enhanced.
Preferably, the pump body sealing element has a multi-layer fold structure, because one end of the pump body sealing element is connected with the connecting rod, and when the pump body works normally, the connecting rod moves in a reciprocating manner under the driving of the transmission assembly, in order to ensure that the pump body sealing element can ensure enough sealing performance and enough ductility when moving in a reciprocating manner along with the connecting rod, the pump body sealing element adopts the multi-layer fold structure.
Preferably, in order to ensure that the pump body seal can accommodate a long reciprocating motion, the pump body seal is made of a soft elastomer having sufficient fatigue resistance.
Drawings
Fig. 1 shows a schematic view of a water pump for an oral cavity cleaning device according to the present invention.
Fig. 2 is a partially enlarged view of a position a in fig. 1.
Fig. 3 is a cross-sectional view taken along line BB in fig. 1.
Description of the element reference numerals
1. Drive assembly
2. Transmission assembly
3. Shell body
4. Connecting rod
5. Pump body sealing element
6. Pump body
7. Piston
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 3. It should be understood that the structures, the proportions, the sizes, etc. shown in the drawings of the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention does not have the substantial technical significance, and the modification of any structure, the change of the proportion relation or the adjustment of the size should still fall within the scope that the technical contents disclosed in the present invention can cover without affecting the efficacy and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1 to 3, the utility model provides a water pump for an oral cavity cleaning device, comprising:
the shell 3 comprises a driving component 1 and a transmission component 2, and the output end of the driving component 1 is connected with the transmission component 2;
the pump body assembly comprises a pump body 6 with a water inlet and a water outlet, the pump body 6 is fixedly connected with the shell 3, a piston 7 arranged in the pump body 6 and a connecting rod 4 connected with the piston 7, the connecting rod 4 penetrates through the shell 3 to be connected with the transmission assembly 2, and the driving assembly 1 drives the connecting rod 4 and the piston 7 to reciprocate through the transmission assembly 2;
the method is characterized in that: and a pump body sealing piece 5 is arranged at the position of the through hole penetrating through the connecting rod 4 on the shell 3.
When the water pump for the oral cavity cleaning device works, the driving motor rotates to drive the transmission assembly 2, the transmission assembly 2 drives the connecting rod 4 and the piston 7 to reciprocate, when the piston 7 moves towards the outside of the pump cavity of the pump body 6 (namely towards the inside of the shell 3), negative pressure is formed in the pump cavity, and water enters the pump cavity from the water inlet under the action of atmospheric pressure; when the piston 7 moves towards the pump cavity (i.e. towards the inside of the pump body 6), the space of the pump cavity is compressed, water is sprayed out from the water outlet, at the moment, the water pump finishes one cycle of water pumping and water spraying, and then the piston 7 continues to move towards the outside of the pump cavity to continue the next cycle; in the whole process, through the pump body sealing member 5 that sets up in the through-hole department of casing 3, prevented that the water in the pump body 6 from through the through-hole infiltration casing 3 in, influencing the water pump normal operating, strengthened the waterproof performance of water pump.
In this embodiment, as shown in fig. 1 and fig. 2, the pump body sealing member 5 has a conical cavity, a small opening end of the pump body sealing member 5 is tightly fitted with the connecting rod 4, a large opening end of the pump body sealing member 5 is fixedly connected with the pump body 6, the small opening end of the pump body sealing member 5 is fitted with the connecting rod 4 with a relatively small diameter, and the large opening end of the pump body sealing member 5 is sealed and opened on a via hole with a relatively large diameter on the pump body 6, so that the pump body sealing member 5 is more reasonably assembled, and the sealing performance is better ensured; further, in the present embodiment, as shown in fig. 3, the cross sections of the small opening end and the large opening end of the pump body sealing element 5 are both circular, and the circular opening is used as the sealing opening of the pump body sealing element 5, so that the pulling force received by the connecting rod 4 during the reciprocating motion can be uniformly distributed to each position on the sealing opening, and the stability of the pump body sealing element 5 is enhanced; further, in this embodiment, as shown in fig. 3, be equipped with on the pump body 6 and fix the draw-in groove of the macrostoma end of pump body sealing member 5 makes through the draw-in groove of macrostoma end the macrostoma end of pump body sealing member 5 is connected more firmly with the pump body 6, has further strengthened the sealing performance of water pump.
In the present embodiment, as shown in fig. 1 and 2, since the pump body seal 5 is connected to the connecting rod 4 at one end, and the connecting rod 4 is driven by the transmission assembly 2 to reciprocate when the pump body 6 is operating normally, in order to ensure that the pump body seal 5 can ensure sufficient sealing performance and sufficient ductility when the pump body seal 5 reciprocates following the connecting rod 4, the pump body seal 5 adopts a multi-layer corrugated structure.
In the present embodiment, as shown in fig. 1 and 2, in order to ensure that the pump body seal 5 can accommodate a long reciprocating motion, the pump body seal 5 is made of a rubber material, and other soft elastomers having sufficient fatigue resistance may be used.
To sum up, the utility model relates to a water pump that oral cavity belt cleaning device used has further strengthened the waterproof performance of water pump through setting up the pump body sealing member 5 in pump body 6 and 3 punishment of casing department. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. A water pump for an oral cleaning device comprising:
the shell comprises a driving assembly and a transmission assembly, and the output end of the driving assembly is connected with the transmission assembly;
the pump body assembly comprises a pump body with a water inlet and a water outlet, the pump body is fixedly connected with the shell, a piston is arranged in the pump body, and a connecting rod connected with the piston, the connecting rod penetrates through the shell to be connected with the transmission assembly, and the driving assembly drives the connecting rod and the piston to reciprocate through the transmission assembly;
the method is characterized in that: and a pump body sealing element is arranged at the position of the through hole penetrating through the connecting rod on the shell.
2. The water pump for an oral cleaning device according to claim 1, wherein: the pump body sealing element is provided with a conical cavity, the small opening end of the pump body sealing element is tightly matched with the connecting rod, and the large opening end of the pump body sealing element is fixedly connected with the pump body.
3. The water pump for an oral cavity cleaning device according to claim 2, wherein: and the pump body is provided with a clamping groove for fixing the large opening end of the pump body sealing element.
4. The water pump for an oral cavity cleaning device according to claim 2, wherein: the sections of the small opening end and the large opening end of the pump body sealing element are circular.
5. The water pump for an oral cavity cleaning device according to claim 1, wherein: the pump body sealing element is of a multi-layer folded structure.
6. The water pump for an oral cleaning device according to claim 1, wherein: the pump body sealing element is a soft elastomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120643394.8U CN218493744U (en) | 2021-03-30 | 2021-03-30 | Water pump for oral cavity cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120643394.8U CN218493744U (en) | 2021-03-30 | 2021-03-30 | Water pump for oral cavity cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218493744U true CN218493744U (en) | 2023-02-17 |
Family
ID=85183271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120643394.8U Active CN218493744U (en) | 2021-03-30 | 2021-03-30 | Water pump for oral cavity cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218493744U (en) |
-
2021
- 2021-03-30 CN CN202120643394.8U patent/CN218493744U/en active Active
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