CN213928661U - Power pump and tooth flushing device - Google Patents
Power pump and tooth flushing device Download PDFInfo
- Publication number
- CN213928661U CN213928661U CN202022399697.8U CN202022399697U CN213928661U CN 213928661 U CN213928661 U CN 213928661U CN 202022399697 U CN202022399697 U CN 202022399697U CN 213928661 U CN213928661 U CN 213928661U
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- CN
- China
- Prior art keywords
- worm
- power pump
- wheel
- motor
- eccentric shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000011010 flushing procedure Methods 0.000 title abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000005406 washing Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 230000001743 silencing effect Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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- Reciprocating Pumps (AREA)
Abstract
The utility model discloses a power pump and a tooth flushing device, wherein the power pump comprises a cylinder body and a piston which are arranged in a shell, and the cylinder body is arranged along a first direction; the power pump is characterized by further comprising a motor, a worm, a connecting rod and a transmission wheel, wherein the motor is arranged in the shell, and the worm is arranged on an output shaft of the motor; the transmission wheel is provided with a rotating axis, an eccentric shaft and a worm wheel, and the worm wheel is meshed with the worm so as to drive the eccentric shaft to eccentrically rotate around the rotating axis; one end of the connecting rod is movably connected with the eccentric shaft, and the other end of the connecting rod is connected with the piston so as to enable the piston to reciprocate along the first direction when the eccentric shaft rotates. The utility model discloses power pump and tooth washing device is simple structure not only, and the noise is little moreover.
Description
Technical Field
The utility model belongs to the technical field of oral care utensil, especially, power pump and towards tooth ware.
Background
The tooth flushing device is generally used for nursing oral cavity, and mainly comprises a main machine, a water tank, a nozzle and the like, wherein a power pump and a water flow channel formed by a water inlet flow channel and a water outlet flow channel are arranged in the main machine; the power pump is communicated with the water outlet flow passage, and the water outlet flow passage conveys the pressurized water to the nozzle, so that the nozzle can spray high-pressure water flow for flushing teeth.
The power pump is mainly used for pressurizing water in the water flow channel, generally comprises a driving device, a transmission mechanism and a pump body, wherein the driving device comprises a motor, an output shaft of the motor is connected with the transmission mechanism and used for providing power for the pump body and driving a piston in the pump body to reciprocate, and the piston applies pressure to the water in the water flow channel.
At present, the transmission mechanism generally comprises a first-stage transmission device for reducing the rotating speed and a second-stage transmission device for converting the rotating power into reciprocating motion, a kinematic pair of the transmission mechanism can generate larger noise, and particularly when the kinematic pair of the first-stage transmission device is formed by a rigid transmission part, namely, when an output shaft of a motor is transmitted by the rigid transmission part, the generated noise is larger, so that the silencing effect of the tooth flushing device is poorer.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a power pump, it is simple structure not only, and the noise is little moreover.
In order to achieve the above object, the utility model provides a following technical scheme:
in order to solve the technical problem, the utility model provides a power pump, which is arranged in a shell, wherein the power pump comprises a cylinder body and a piston which are arranged in the shell, and the cylinder body is arranged along a first direction; the power pump is characterized by further comprising a motor, a worm, a connecting rod and a transmission wheel, wherein the motor is arranged in the shell, and the worm is arranged on an output shaft of the motor; the transmission wheel is provided with a rotating axis, an eccentric shaft and a worm wheel, and the worm wheel is meshed with the worm so as to drive the eccentric shaft to eccentrically rotate around the rotating axis; one end of the connecting rod is movably connected with the eccentric shaft, and the other end of the connecting rod is connected with the piston so as to enable the piston to reciprocate along the first direction when the eccentric shaft rotates.
Further, the modulus of the worm and the worm wheel are both 0.5.
Further, the worm is a double-headed worm, and the transmission ratio of the double-headed worm to the worm wheel is 3-6.
Further, the worm is a three-head worm, and the transmission ratio of the three-head worm to the worm wheel is 3-6.
Further, the worm is a single-head worm.
Furthermore, a rotating shaft is arranged in the shell, the driving wheel is rotatably connected to the rotating shaft, and the rotating shaft is located at the rotating axis of the driving wheel.
The utility model also provides a tooth washing device, tooth washing device includes foretell power pump, power pump is used for right tooth washing device's rivers are said and are pressurized.
Advantageous effects
Compared with the prior art, the technical scheme of the utility model have following advantage:
the utility model discloses a cylinder body of transmission pump sets up along the first direction, and the piston moves in the cylinder body to first direction output pressure. The worm is connected on the output shaft of motor to rotate along with the motor output shaft, the drive wheel has the rotation axis, the worm wheel of drive wheel is used for with the worm meshing, wherein worm and worm wheel meshing are line contact, and the noise is little, and the transmission is steady, thereby has improved towards the silence effect of tooth ware. In addition, the eccentric shaft of the driving wheel is movably connected with the connecting rod to enable the connecting rod to reciprocate under the driving of the driving wheel, so that the output shaft of the motor can achieve two driving purposes of reducing the rotating speed and converting the rotation into linear motion through the driving wheel. The number of the intermediate transmission parts is reduced, so that the kinematic pair is reduced, a noise source is avoided, and the silencing effect of the tooth flushing device is further improved.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is a schematic diagram of the explosion structure of the present invention;
FIG. 3 is a schematic view of an explosion structure of the transmission pump of the present invention;
fig. 4 is a perspective view of the driving wheel of the present invention;
fig. 5 is a transmission structure diagram when the worm is a three-start worm in the present embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
Referring to fig. 1-4, the present invention provides a power pump, which is installed in a housing 1 for pressurizing water in a water channel, the power pump includes a cylinder 2 and a piston (both shown in the present embodiment and belonging to the prior art) which are disposed in the housing 1, the cylinder 2 is disposed along a first direction; the power pump also comprises a motor 3, a worm 4, a connecting rod 5 and a transmission wheel 6, wherein the motor 3 is arranged in the shell 1, and the worm 4 is arranged on an output shaft of the motor 3; the transmission wheel 6 is provided with a rotating axis, the transmission wheel 6 is provided with an eccentric shaft 61 and a worm wheel 62, and the worm wheel 62 is used for being meshed with the worm 4 so as to drive the eccentric shaft 61 to eccentrically rotate around the rotating axis; one end of the connecting rod 5 is movably connected with the eccentric shaft 61, and the other end is connected with the piston, so that the piston reciprocates along the first direction when the eccentric shaft 61 rotates. A rotating shaft 7 is arranged in the shell 1, the driving wheel 6 is rotatably connected to the rotating shaft 7, and the rotating shaft 7 is located at the rotating axis of the driving wheel 6. In this embodiment, the modules of the worm 4 and the worm wheel 62 are both 0.5, and the worm 4 is a single-headed worm 4.
In this embodiment, the housing 1 includes a first housing 1a and a second housing 1b, and the first housing 1a and the second housing 1b are covered together to form the housing 1.
In this embodiment, the cylinder 2 of the transmission pump is arranged in a first direction, and the piston moves in the cylinder 2 to output pressure in the first direction. The worm 4 is connected on the output shaft of motor 3 to rotate along with motor 3 output shaft, drive wheel 6 has the rotation axis, and the worm wheel 62 of drive wheel 6 is used for meshing with worm 4, and wherein worm 4 meshes for line contact with worm wheel 62, and the noise is little, and the transmission is steady, thereby has improved the silence effect of towards the tooth ware. In addition, the eccentric shaft 61 of the transmission wheel 6 is used for being movably connected with the connecting rod 5 so as to enable the connecting rod 5 to reciprocate under the driving of the transmission wheel 6, and therefore, the output shaft of the motor 3 can achieve two transmission purposes of reducing the rotating speed and converting the rotation into linear motion through the transmission wheel 6. The number of the intermediate transmission parts is reduced, so that the kinematic pair is reduced, a noise source is avoided, and the silencing effect of the tooth flushing device is further improved.
The embodiment also provides a tooth flushing device which comprises the power pump, and the power pump is used for pressurizing the water flow channel of the tooth flushing device.
Example 2
The present embodiment is substantially the same as embodiment 1, except that the worm 4 is a double-headed worm 4, the transmission ratio of the double-headed worm 4 to the worm wheel 62 is 3-6, and the transmission ratio in embodiment 2 is preferably 6.
Example 3
As shown in fig. 5, the present embodiment is substantially the same as embodiment 1, except that the worm 4 is a three-headed worm 4, the transmission ratio of the three-headed worm to the worm wheel is 3-6, and the transmission ratio in embodiment 3 is preferably 4.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A power pump is arranged in a shell and comprises a cylinder body and a piston which are arranged in the shell, wherein the cylinder body is arranged along a first direction; the power pump is characterized by further comprising a motor, a worm, a connecting rod and a transmission wheel, wherein the motor is arranged in the shell, and the worm is arranged on an output shaft of the motor; the transmission wheel is provided with a rotating axis, an eccentric shaft and a worm wheel, and the worm wheel is meshed with the worm so as to drive the eccentric shaft to eccentrically rotate around the rotating axis; one end of the connecting rod is movably connected with the eccentric shaft, and the other end of the connecting rod is connected with the piston so as to enable the piston to reciprocate along the first direction when the eccentric shaft rotates.
2. The power pump as claimed in claim 1, wherein: the modulus of the worm and the worm wheel are both 0.5.
3. The power pump as claimed in claim 1, wherein: the worm is a double-headed worm, and the transmission ratio of the double-headed worm to the worm wheel is 3-6.
4. The power pump as claimed in claim 1, wherein: the worm is a three-head worm, and the transmission ratio of the three-head worm to the worm wheel is 3-6.
5. The power pump as claimed in claim 1, wherein: the worm is a single-head worm.
6. The power pump as claimed in claim 1, wherein: the shell is internally provided with a rotating shaft, the driving wheel is rotatably connected to the rotating shaft, and the rotating shaft is positioned at the rotating axis of the driving wheel.
7. A dental irrigator comprising a power pump according to any one of claims 1 to 6 for pressurising the water flow path of the irrigator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022399697.8U CN213928661U (en) | 2020-10-26 | 2020-10-26 | Power pump and tooth flushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022399697.8U CN213928661U (en) | 2020-10-26 | 2020-10-26 | Power pump and tooth flushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213928661U true CN213928661U (en) | 2021-08-10 |
Family
ID=77225183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022399697.8U Expired - Fee Related CN213928661U (en) | 2020-10-26 | 2020-10-26 | Power pump and tooth flushing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213928661U (en) |
-
2020
- 2020-10-26 CN CN202022399697.8U patent/CN213928661U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 |