CN219332031U - Linear transmission structure of tooth-flushing device piston - Google Patents
Linear transmission structure of tooth-flushing device piston Download PDFInfo
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- CN219332031U CN219332031U CN202222604008.1U CN202222604008U CN219332031U CN 219332031 U CN219332031 U CN 219332031U CN 202222604008 U CN202222604008 U CN 202222604008U CN 219332031 U CN219332031 U CN 219332031U
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Abstract
The utility model discloses a tooth-flushing device piston linear transmission structure, which comprises a main body, a water inlet piece, a water outlet piece and a linear transmission mechanism, wherein the main body is provided with a piston cavity, the water inlet piece is provided with a water inlet cavity, the water outlet piece is provided with a water outlet cavity, the water inlet cavity and the water outlet cavity are both communicated with the piston cavity, a first one-way valve is arranged between the water inlet cavity and the piston cavity, and a second one-way valve is arranged between the water outlet cavity and the piston cavity; the linear transmission mechanism comprises at least one electromagnetic module and a movable body which is movably arranged, wherein the movable body is provided with a driving shaft, the end part of the driving shaft is provided with a piston which is movably accommodated in a piston cavity, the electromagnetic module indirectly adsorbs the movable body to enable the driving shaft to vibrate up and down, and the piston moves up and down in the piston cavity to increase or reduce the air pressure in the piston cavity, so that the first one-way valve and the second one-way valve are alternately opened. The utility model realizes the alternate opening of the first one-way valve and the second one-way valve through simple mechanical structure, realizes the jet impact of water flow in a pulse form, and has low fitting cost and high practicability.
Description
Technical Field
The utility model relates to the technical field of tooth flushers, in particular to a linear transmission structure of a tooth flusher piston.
Background
The tooth cleaning device is an auxiliary tool for cleaning the oral cavity, and the teeth and the tooth gaps are cleaned by using a pulse water flow impact mode; the traditional tooth-flushing device has complex movement structure for realizing water flow pulse injection, complicated production and assembly process and high production cost, so the traditional tooth-flushing device needs to be improved.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide a linear transmission structure of a tooth-flushing device piston.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a tooth-flushing device piston straight line transmission structure, it includes main part, water inlet piece, water outlet piece and straight line transmission mechanism, and the main part is equipped with the piston chamber, and water inlet piece is equipped with the water inlet chamber, and water outlet piece is equipped with the water outlet chamber, and water inlet chamber and water outlet chamber all communicate with the piston chamber, are equipped with first check valve between water inlet chamber and the piston chamber, are equipped with the second check valve between water outlet chamber and the piston chamber;
the linear transmission mechanism comprises at least one electromagnetic module and a movable body which is movably arranged, wherein the movable body is provided with a driving shaft, the end part of the driving shaft is provided with a piston which is movably accommodated in a piston cavity, the electromagnetic module indirectly adsorbs the movable body to enable the driving shaft to vibrate up and down, and the piston moves up and down in the piston cavity to increase or reduce the air pressure in the piston cavity, so that the first one-way valve and the second one-way valve are alternately opened.
In a further technical scheme, the number of the electromagnetic modules is two, the two electromagnetic modules are arranged symmetrically up and down, the movable body is movably arranged between the two electromagnetic modules, and the upper end and the lower end of the driving shaft respectively penetrate through the two electromagnetic modules.
In a further technical scheme, each electromagnetic module comprises at least one electromagnet and an electromagnetic coil wound on the electromagnet, the electromagnetic coil generates a pulse type induction magnetic field for generating an adsorption moving body after being intermittently electrified, and the electromagnet is used for strengthening the intensity of the induction magnetic field.
In a further technical scheme, the water-absorbing and water-draining device has a water-absorbing state, a water-draining state and a power-off state;
when the water is absorbed, the driving shaft is driven by the moving body to move upwards, and the piston is driven by the driving shaft which moves upwards to slide upwards, so that the pressure in the piston cavity is smaller than the pressure in the water inlet cavity, the first one-way valve is opened, and the second one-way valve is closed;
when in a drainage state, the driving shaft is driven by the moving body to move downwards, and the piston is driven by the driving shaft which moves downwards to slide downwards, so that the pressure in the piston cavity is greater than or equal to the pressure in the water inlet cavity, the first one-way valve is closed, and the second one-way valve is opened;
when the power-off state is achieved, the movable body is located at an initial position, the first one-way valve is closed, and the second one-way valve is closed.
In a further technical scheme, the second one-way valve is a duckbill valve, one end with a large opening of the duckbill valve is close to the piston cavity, and one end with a small opening of the duckbill valve is far away from the piston cavity.
In a further technical scheme, the water inlet cavity and the water outlet cavity are arranged in a transverse and longitudinal crossing mode.
In a further technical scheme, the first one-way valve is a sheet check valve.
In a further technical scheme, each electromagnetic module further comprises an electromagnet mounting seat, wherein the electromagnet mounting seat is an insulating plastic part, and the electromagnets are mounted on the electromagnet mounting seats.
In a further technical scheme, one side of each electromagnet mounting seat, which is close to the moving body, is provided with a first groove, elastic elements are arranged in the first groove, and the two elastic elements are arranged up and down symmetrically and are used for driving the moving body to reset in turn.
In a further technical scheme, the number of the electromagnets is multiple, and each electromagnet is formed by stacking multiple silicon steel sheets.
By adopting the structure, compared with the prior art, the utility model has the following advantages:
the electromagnetic module intermittently attracts the moving body, so that the driving shaft can vibrate up and down in the axial direction, the piston moves up and down in the piston cavity along with the up and down vibration of the driving shaft, and the air pressure in the piston cavity is increased or reduced at the moment, so that the first one-way valve and the second one-way valve are alternately opened, and the water flow is sprayed and impacted in a pulse mode; the simple structure is adopted to control the water inlet and water outlet switching of the tooth flushing device, and the fitting cost is low and the practicability is high.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic perspective view of a linear transmission mechanism of the present utility model.
Fig. 3 is a schematic partial cross-sectional view of the present utility model in a drainage state.
Fig. 4 is a schematic partial cross-sectional view of the present utility model in a shutdown state.
Fig. 5 is a schematic partial cross-sectional view of the present utility model in a water-absorbing state.
Fig. 6 is a schematic cross-sectional structure of the linear transmission mechanism of the present utility model.
Fig. 7 is a schematic diagram of the principle of the present utility model that two electromagnetic modules work simultaneously.
Fig. 8 is a schematic diagram of the c and d states of the electromagnetic module in turn when the electromagnetic module is powered on in the utility model.
Fig. 9 is a schematic diagram of e and f states of the electromagnetic module in turn when the electromagnetic module is powered on.
Fig. 10 is a schematic diagram of g and h states of the utility model only provided with the upper electromagnetic module.
Fig. 11 is a schematic diagram of the i and j state principle of the utility model in which only the lower electromagnetic module is provided to operate.
Reference numerals:
the device comprises a 1-main body, a 2-water inlet piece, a 3-water outlet piece, a 4-linear transmission mechanism, a 5-second one-way valve, a 6-first one-way valve, a 7-piston, a 70-piston body, a 71-ball plug, a 10-piston cavity, a 20-water inlet cavity, a 30-water outlet cavity, a 40-electromagnetic module, a 41-moving body, a 42-driving shaft, a 43-electromagnet, a 401-electromagnetic coil, a 402-elastic element, a 4000-first groove, a 4001-second groove and a 4002-electromagnet mounting seat.
Detailed Description
The following are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model.
As shown in fig. 1 to 6, in order to achieve the above object, the technical solution adopted by the present utility model is: the utility model provides a tooth-flushing device piston linear drive structure, it includes main part 1, water inlet piece 2, water outlet piece 3 and linear drive mechanism 4, main part 1 is equipped with piston chamber 10, water inlet piece 2 is equipped with water inlet chamber 20, water outlet piece 3 is equipped with water outlet chamber 30, water inlet chamber 20 and water outlet chamber 30 all communicate with piston chamber 10, be equipped with first check valve 6 between water inlet chamber 20 and the piston chamber 10, be equipped with second check valve 5 between water outlet chamber 30 and the piston chamber 10, wherein, linear drive mechanism 4 includes at least one electromagnetic module 40 and a movable body 41 that sets up, drive shaft 42 is inserted to the movable body 41, the piston 7 of movable accommodation in piston chamber 10 is installed to the tip of drive shaft 42, electromagnetic module 40 intermittent type nature adsorbs the movable body 41 and makes drive shaft 42 vibrate from top to bottom, piston 7 reciprocates in piston chamber 10 in order to make the atmospheric pressure in the piston chamber 10 increase or diminish, thereby realize that first check valve 6 and second check valve 5 open in turn.
Specifically, the transmission structure has a water absorption state, a water drainage state and a shutdown state;
in the water absorption state, the electromagnetic module 40 drives the driving shaft 42 to move upwards by the moving body 41, and the piston 7 is driven to slide upwards by the driving shaft 42 which moves upwards, so that the pressure in the piston cavity 10 is smaller than the pressure in the water inlet cavity 20, the first one-way valve 6 is opened, and the second one-way valve 5 is closed;
in the drainage state, the electromagnetic module 40 drives the driving shaft 42 to move downwards by the moving body 41, and the piston 7 is driven to slide downwards by the downwards moving driving shaft 42, so that the pressure in the piston cavity 10 is greater than or equal to the pressure in the water inlet cavity 20, the first one-way valve 6 is closed, and the second one-way valve 5 is opened;
when the valve is closed, the movable body 41 is in the initial position, the first check valve 6 is closed, and the second check valve 5 is closed.
The electromagnetic module 40 is skillfully used for indirectly sucking the movable body 41, so that the driving shaft 42 can vibrate up and down in the axial direction, the piston 7 moves up and down in the piston cavity 10 along with the up and down vibration of the driving shaft 42, and the air pressure in the piston cavity 10 is increased or decreased at the moment, so that the first one-way valve 6 and the second one-way valve 5 are alternately opened, and the jet impact of water flow in a pulse form is realized; the simple structure is adopted to control the water inlet and water outlet switching of the tooth flushing device, and the fitting cost is low and the practicability is high.
Preferably, the number of the electromagnetic modules 40 is two, the two electromagnetic modules 40 are vertically symmetrically arranged, the moving body 41 is movably arranged between the two electromagnetic modules 40, and the upper end and the lower end of the driving shaft 42 respectively penetrate through the two electromagnetic modules 40.
Specifically, each electromagnetic module 40 includes an electromagnet 43 and an electromagnetic coil 401 wound around the electromagnet 43, the electromagnetic coil 401 indirectly generates a pulse type induction magnetic field for attracting the moving body 41 after being electrified, the electromagnet 43 is used for strengthening the intensity of the induction magnetic field, the sliding moving body 41 drives the driving shaft 42 to vibrate up and down, and the driving shaft 42 vibrating up and down drives the piston 7 to move up and down in the piston cavity 10.
The electromagnetic coils 401 of the two electromagnetic modules 40 are alternately energized to alternately generate an induction magnetic field at two ends of the moving body 41 or the electromagnetic coils 401 of the two electromagnetic modules 40 are simultaneously energized to generate induction magnetic fields with the same magnetism at two ends of the moving body 41.
Preferably, the first one-way valve 6 is a sheet check valve, and the first one-way valve 6 is disposed at the water outlet of the water inlet cavity 20.
Preferably, the second one-way valve 5 is a duckbill valve, one end of the duckbill valve with a large opening is arranged close to the piston cavity 10, and one end with a small opening is arranged far away from the piston cavity 10.
The structure design of the check valve and the duckbill valve is ingenious, the automatic opening and closing can be realized by the pressure change in the piston cavity 10, and the use is convenient.
Preferably, the piston 7 includes a piston body 70 that facilitates assembly with the drive shaft 42 and a ball plug 71 that is received in the piston body 70.
Preferably, a first groove 4000 is formed on a side of each electromagnet mounting seat 4002, which is close to the moving body 41, and an elastic element 402 is disposed in the first groove 4000, the two elastic elements 402 are vertically symmetrically disposed and are used for driving the moving body 41 to reset in turn, the elastic element 402 can smoothly reset the moving body 41, and the moving body 41 is assisted to vibrate up and down to a certain extent, wherein the elastic element 402 is a reset spring member.
Specifically, each electromagnetic module 40 further includes an electromagnet mounting seat 4002, the electromagnet mounting seat 4002 is an insulating plastic part, and the electromagnet 43 is mounted on the electromagnet mounting seat 4002.
Specifically, the outer wall body of each electromagnet mounting seat 4002 is formed with a plurality of second grooves 4001 arranged at intervals along the circumferential direction thereof, the number of electromagnets 43 is plural, and the plurality of electromagnets 43 are respectively embedded in each second groove 4001.
Wherein each electromagnet 43 is composed of a plurality of stacks of silicon steel sheets.
The moving body 41 is a permanent magnet ring, the upper and lower ends of the moving body are divided into an N pole and an S pole, the upper and lower electromagnets 10 switch the N pole or the S pole simultaneously, and the upper and lower electromagnets 10 can be powered alternately to generate the N pole or the S pole, so as to drive the moving body 41 to perform high-frequency reciprocating linear motion between the upper and lower electromagnets 43.
The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.
Claims (10)
1. A tooth-flushing device piston linear transmission structure is characterized in that: the water inlet device comprises a main body (1), a water inlet piece (2), a water outlet piece (3) and a linear transmission mechanism (4), wherein the main body (1) is provided with a piston cavity (10), the water inlet piece (2) is provided with a water inlet cavity (20), the water outlet piece (3) is provided with a water outlet cavity (30), the water inlet cavity (20) and the water outlet cavity (30) are both communicated with the piston cavity (10), a first one-way valve (6) is arranged between the water inlet cavity (20) and the piston cavity (10), and a second one-way valve (5) is arranged between the water outlet cavity (30) and the piston cavity (10);
the linear transmission mechanism (4) comprises at least one electromagnetic module (40) and a movable body (41) which is movably arranged, the movable body (41) is provided with a driving shaft (42), the end part of the driving shaft (42) is provided with a piston (7) which is movably accommodated in the piston cavity (10), the electromagnetic module (40) indirectly adsorbs the movable body (41) to enable the driving shaft (42) to vibrate up and down, and the piston (7) moves up and down in the piston cavity (10) to enable the air pressure in the piston cavity (10) to be increased or decreased, so that the first one-way valve (6) and the second one-way valve (5) are opened in turn.
2. The linear drive structure of a dental impactor piston according to claim 1, wherein: the number of the electromagnetic modules (40) is two, the two electromagnetic modules (40) are arranged symmetrically up and down, the movable body (41) is movably arranged between the two electromagnetic modules (40), and the upper end and the lower end of the driving shaft (42) respectively penetrate through the two electromagnetic modules (40).
3. The linear drive structure of a dental impactor piston according to claim 1, wherein: each electromagnetic module (40) comprises at least one electromagnet (43) and an electromagnetic coil (401) wound on the electromagnet (43), the electromagnetic coil (401) generates a pulse type induction magnetic field for generating an adsorption moving body (41) after being intermittently electrified, and the electromagnet (43) is used for strengthening the intensity of the induction magnetic field.
4. The linear drive structure of a dental impactor piston according to claim 1, wherein: the device has a water absorption state, a water drainage state and a shutdown state;
when in a water absorption state, the movable body (41) drives the driving shaft (42) to move upwards, the driving shaft (42) which moves upwards drives the piston (7) to slide upwards, so that the pressure in the piston cavity (10) is smaller than the pressure in the water inlet cavity (20), the first one-way valve (6) is opened, and the second one-way valve (5) is closed;
when in a drainage state, the movable body (41) drives the driving shaft (42) to move downwards, the driving shaft (42) which moves downwards drives the piston (7) to slide downwards, so that the pressure in the piston cavity (10) is greater than or equal to the pressure in the water inlet cavity (20), the first one-way valve (6) is closed, and the second one-way valve (5) is opened;
when the power-off state is achieved, the movable body (41) is in an initial position, the first one-way valve (6) is closed, and the second one-way valve (5) is closed.
5. The linear drive structure of a dental impactor piston according to claim 1, wherein: the second one-way valve (5) is a duckbill valve, one end with a large opening of the duckbill valve is close to the piston cavity (10), and one end with a small opening of the duckbill valve is far away from the piston cavity (10).
6. The linear drive structure of a dental impactor piston according to claim 1, wherein: the water inlet cavity (20) and the water outlet cavity (30) are arranged in a transverse and longitudinal crossing mode.
7. The linear drive structure of a dental impactor piston according to claim 1, wherein: the first one-way valve (6) is a sheet check valve.
8. The linear drive structure of a dental impactor piston according to claim 1, wherein: each electromagnetic module (40) further comprises an electromagnet mounting seat (4002), the electromagnet mounting seat (4002) is an insulating plastic part, and the electromagnet (43) is mounted on the electromagnet mounting seat (4002).
9. The linear drive structure of a dental impactor piston according to claim 8, wherein: one side of each electromagnet mounting seat (4002) close to the moving body (41) is provided with a first groove (4000), an elastic element (402) is arranged in the first groove (4000), and the two elastic elements (402) are arranged up and down symmetrically and are used for driving the moving body (41) to reset in turn.
10. A tooth punch piston linear drive structure according to claim 3, characterized in that: the number of the electromagnets (43) is multiple, and each electromagnet (43) is composed of a plurality of silicon steel sheet stacks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222604008.1U CN219332031U (en) | 2022-09-28 | 2022-09-28 | Linear transmission structure of tooth-flushing device piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222604008.1U CN219332031U (en) | 2022-09-28 | 2022-09-28 | Linear transmission structure of tooth-flushing device piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219332031U true CN219332031U (en) | 2023-07-14 |
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ID=87096639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222604008.1U Active CN219332031U (en) | 2022-09-28 | 2022-09-28 | Linear transmission structure of tooth-flushing device piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219332031U (en) |
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2022
- 2022-09-28 CN CN202222604008.1U patent/CN219332031U/en active Active
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