CN213627701U - Constant-pressure turbine generator - Google Patents
Constant-pressure turbine generator Download PDFInfo
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- CN213627701U CN213627701U CN202022850692.2U CN202022850692U CN213627701U CN 213627701 U CN213627701 U CN 213627701U CN 202022850692 U CN202022850692 U CN 202022850692U CN 213627701 U CN213627701 U CN 213627701U
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Abstract
A constant-pressure turbine generator comprises a shell, a wind wheel, a rotor, a stator and a barostat, wherein the shell comprises a mounting cavity and a turbine cavity, the top of the mounting cavity is connected with the bottom of the turbine cavity, and the mounting cavity is communicated with the turbine cavity; a wind wheel is arranged in the turbine cavity, the turbine cavity is provided with a vent hole, and the vent hole leads to the blades of the wind wheel; the stator is sleeved on the inner wall of the middle part of the installation cavity, the rotor is arranged in the stator, the rotor and the stator are not mutually abutted, the rotor is in transmission connection with the wind wheel, and a coil is sleeved outside the rotor; the pressostat is installed to the bottom of installation cavity, the rotor is connected with the pressostat electricity, and the electric current of output is in the process behind the pressostat, and the voltage of output is more stable, increases the life of equipment.
Description
Technical Field
The utility model relates to a dental equipment technical field, especially a constant voltage turbine generator.
Background
The dental handpiece is generally connected with the drill bit through the turbine generator, but when the turbine generator generates electricity, the rotating speed of a wind wheel and a rotor of the turbine generator is easily influenced by the input wind energy, so that the voltage during power generation is difficult to maintain in a stable interval, and when the output voltage is unstable, the rotating speed of the drill bit connected with the turbine generator is unstable, so that a dentist is difficult to judge whether the teeth continuously drill in one time interval to reach the expected depth, and the judgment of the dentist is greatly influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks, an object of the present invention is to provide a constant-pressure turbine generator.
To achieve the purpose, the utility model adopts the following technical proposal:
a constant-pressure turbine generator comprises a shell, a wind wheel, a rotor, a stator and a barostat, wherein the shell comprises a mounting cavity and a turbine cavity, the top of the mounting cavity is connected with the bottom of the turbine cavity, and the mounting cavity is communicated with the turbine cavity;
a wind wheel is arranged in the turbine cavity, the turbine cavity is provided with a vent hole, and the vent hole leads to the blades of the wind wheel;
the stator is sleeved on the inner wall of the middle part of the installation cavity, the rotor is arranged in the stator, the rotor and the stator are not mutually abutted, the rotor is in transmission connection with the wind wheel, and a coil is sleeved outside the rotor;
the pressostat is installed at the bottom of the installation cavity, and the rotor is electrically connected with the pressostat.
Preferably, the wind wheel and the rotor are arranged in the wind turbine, and the wind wheel and the rotor are arranged in the wind turbine.
Preferably, the mounting cavity is provided with a partition plate, and the rotor and the barostat are respectively mounted on two sides of the partition plate;
a bearing is arranged on one side of the partition board facing the rotor;
a bearing is arranged at the top of the turbine cavity;
one end of the middle shaft is mounted on the bearing of the partition plate, and the other end of the middle shaft is mounted on the bearing of the turbine cavity.
Preferably, the bearings are coated with a lubricating oil.
Preferably, the rotor includes the exoskeleton and set up in the magnet column in the exoskeleton, the outside cover of exoskeleton is equipped with the coil, the bottom of exoskeleton with the baffle offsets, the bearing is located in the exoskeleton, the axis passes the exoskeleton with the magnet column is connected in the bearing.
Preferably, the bottom of installation cavity is provided with the installation screens, the pressostat card is located in the installation screens.
Preferably, the stator is a magnetic ring.
Preferably, the length of the stator is greater than the length of the rotor.
The utility model has the advantages that: 1, a constant voltage device is added, so that the output voltage is stable, and the service life of the equipment is prolonged.
2. The surface of the rotor is added with coils which can increase the magnetic flux when cutting the magnetic field and improve the current output.
Drawings
FIG. 1 is a schematic cross-sectional structural view of an embodiment of the present invention;
fig. 2 is an exploded view of an embodiment of the present invention.
Wherein: the wind wheel permanent magnet synchronous motor comprises a shell 1, an installation cavity 1a, an installation clamping position 1aa, a turbine cavity 1b, a ventilation hole 1ba, a wind wheel 2, a rotor 3, an outer framework 3a, a magnetic column 3b, a stator 4, a barostat 5, a coil 6, a middle shaft 7, a partition plate 8 and a bearing 9.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are 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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-2, a constant-pressure turbine generator includes a housing 1, a wind wheel 2, a rotor 3, a stator 4 and a barostat 5, where the housing 1 includes an installation cavity 1a and a turbine cavity 1b, the top of the installation cavity 1a is connected with the bottom of the turbine cavity 1b, and the installation cavity 1a and the turbine cavity 1b are communicated with each other;
a wind wheel 2 is arranged in the turbine cavity 1b, a vent hole 1ba is formed in the turbine cavity 1b, and the vent hole 1ba is communicated with a blade of the wind wheel 2;
the stator 4 is sleeved on the inner wall of the middle part of the installation cavity 1a, the rotor 3 is arranged in the stator 4, the rotor 3 and the stator 4 are not mutually abutted, the rotor 3 is in transmission connection with the wind wheel 2, and a coil 6 is sleeved outside the rotor 3;
the pressostat 5 is installed at the bottom of the installation cavity 1a, and the rotor 3 is electrically connected with the pressostat 5.
The dental handpiece is generally connected with the drill bit through the turbine generator, but when the current turbine generator generates electricity, the rotating speed of the wind wheel 2 and the rotor 3 of the turbine generator is easily influenced by the input wind energy, so that the voltage during power generation is difficult to maintain in a stable interval, and when the output voltage is unstable, the rotating speed of the drill bit connected with the turbine generator is unstable, so that a dentist is difficult to judge whether the teeth continuously drill in one time interval to reach the expected depth, and the judgment of the dentist is greatly influenced.
The utility model discloses a ventilation hole 1ba and outside wind energy input equipment, when needs start-up drill bit, wind energy is followed ventilation hole 1ba blows in the turbine chamber 1b, be provided with wind wheel 2 in the turbine chamber 1b, wind wheel 2 receives the influence of wind energy and rotates, thereby drive with rotor 3 that 2 transmissions of wind wheel are connected is rotatory, rotor 3 is in during 4 internal rotations of stator, can cut magnetic field in the stator 4 produces magnetic flux and electric current, the utility model discloses rotor 3's outside cover is equipped with coil 6, 6 surfaces of coil are equipped with the magnetic flux that magnetic conductivity is strong, make the electric current of its output bigger, and the magnetic flux still has the suction that encircles to rotor 3, makes rotor 3 produce higher rotational speed to gaseous mobility has been increaseed, the loss of wind energy reduces the better wind energy utilization.
The utility model discloses still installed additional the pressostat 5, the electric current that rotor 3 produced passes through the pressostat 5 can stable output the voltage of drill bit for the drill bit can keep a stable rotational speed, has guaranteed the control of dentist to the brill tooth degree of depth.
Preferably, the wind turbine further comprises a middle shaft 7, the middle shaft 7 penetrates through the wind wheel 2 and the rotor 3, one end of the middle shaft 7 is installed in the turbine cavity 1b, and the other end of the middle shaft 7 is installed in the installation cavity 1 a.
The utility model discloses a axis 7 is connected the wind wheel 2 with rotor 3 drives wind wheel 2 through the wind energy and rotates, and wind wheel 2 passes through axis 7 transmission rotor 3 makes the magnetic field in the 3 cutting stators of rotor 4 produce the electric current.
Preferably, the mounting cavity 1a is provided with a partition plate 8, and the rotor 3 and the pressostat 5 are respectively mounted at two sides of the partition plate 8;
a bearing 9 is arranged on one side of the partition plate 8 facing the rotor 3;
the top of the turbine cavity 1b is provided with a bearing 9;
one end of the middle shaft 7 is mounted on the bearing 9 of the partition plate 8, and the other end of the middle shaft 7 is mounted on the bearing 9 of the turbine cavity 1 b.
Two ends of the middle shaft 7 are respectively arranged on the bearings 9, and when the middle shaft 7 rotates, the bearings 9 reduce friction between the middle shaft 7 and a mounting point, so that the service life of the middle shaft 7 is prolonged.
Preferably, the bearings 9 are coated with lubricating oil.
The lubricating oil is inorganic lubricating oil, so that the friction between the bearing 9 and the middle shaft 7 can be reduced, and partial wind energy is prevented from being consumed between the friction between the bearing and the middle shaft, so that the rotating speed of the middle shaft 7 is increased.
Preferably, the rotor 3 includes an outer frame 3a and a magnetic column 3b arranged in the outer frame 3a, the coil 6 is sleeved outside the outer frame 3a, the bottom of the outer frame 3a abuts against the partition plate 8, the bearing 9 is located in the outer frame 3a, and the middle shaft 7 passes through the outer frame 3a and the magnetic column 3b is connected to the bearing 9.
The outer framework 3a is a plastic framework, a metal framework is used for receiving the influence of a surrounding magnetic field, the magnetic column 3b in the outer framework 3a cannot be effectively fixed, and the outer framework 3a is sleeved outside the magnetic column 3b, so that the coil 6 and the magnetic column 3b can be isolated, and a place for installing and fixing the coil 6 can be provided.
Preferably, an installation clamping position 1aa is arranged at the bottom of the installation cavity 1a, and the pressostat 5 is clamped in the installation clamping position 1 aa.
Because the pressostat 5 is in a relatively stable environment, the pressostat 5 can be blocked in the installation screens 1aa by using a mechanical clamping mode, and external fixed components such as screws are not needed for reinforcement, so that the workload of assembling personnel is reduced.
Preferably, the stator 4 is a magnetic ring.
Preferably, the length of the stator 4 is greater than the length of the rotor 3.
Only when the length of the stator 4 is larger than that of the rotor 3, the rotor 3 can fully cut the magnetic field of the stator 4 when rotating, and the intensity of current output is ensured.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (8)
1. A constant pressure turbine generator comprising a housing, a wind wheel, a rotor and a stator, comprising: the shell comprises an installation cavity and a turbine cavity, the top of the installation cavity is connected with the bottom of the turbine cavity, and the installation cavity is communicated with the turbine cavity;
a wind wheel is arranged in the turbine cavity, the turbine cavity is provided with a vent hole, and the vent hole leads to the blades of the wind wheel;
the stator is sleeved on the inner wall of the middle part of the installation cavity, the rotor is arranged in the stator, the rotor and the stator are not mutually abutted, the rotor is in transmission connection with the wind wheel, and a coil is sleeved outside the rotor;
the pressostat is installed at the bottom of the installation cavity, and the rotor is electrically connected with the pressostat.
2. The constant pressure turbine generator as claimed in claim 1, wherein: the wind wheel and the rotor are arranged in the wind wheel cavity, and the wind wheel and the rotor are arranged in the wind wheel cavity.
3. The constant pressure turbine generator as claimed in claim 2, wherein: the mounting cavity is provided with a partition plate, and the rotor and the barostat are respectively mounted on two sides of the partition plate;
a bearing is arranged on one side of the partition board facing the rotor;
a bearing is arranged at the top of the turbine cavity;
one end of the middle shaft is mounted on the bearing of the partition plate, and the other end of the middle shaft is mounted on the bearing of the turbine cavity.
4. The constant pressure turbine generator as claimed in claim 3, wherein: the bearings are coated with lubricating oil.
5. The constant pressure turbine generator as claimed in claim 3, wherein: the rotor includes the exoskeleton and set up in the magnetism post in the exoskeleton, the outside cover of exoskeleton is equipped with the coil, the bottom of exoskeleton with the baffle offsets, the bearing is located in the exoskeleton, the axis passes the exoskeleton with the magnetism post connect in the bearing.
6. The constant pressure turbine generator as claimed in claim 1, wherein: the bottom of installation cavity is provided with the installation screens, the pressostat card is located in the installation screens.
7. The constant pressure turbine generator as claimed in claim 1, wherein: the stator is a magnetic ring.
8. The constant pressure turbine generator as claimed in claim 7, wherein: the length of the stator is greater than the length of the rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022850692.2U CN213627701U (en) | 2020-12-01 | 2020-12-01 | Constant-pressure turbine generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022850692.2U CN213627701U (en) | 2020-12-01 | 2020-12-01 | Constant-pressure turbine generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213627701U true CN213627701U (en) | 2021-07-06 |
Family
ID=76638186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022850692.2U Active CN213627701U (en) | 2020-12-01 | 2020-12-01 | Constant-pressure turbine generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213627701U (en) |
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2020
- 2020-12-01 CN CN202022850692.2U patent/CN213627701U/en active Active
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