CN217384347U - Built-in water flow sensor main body - Google Patents
Built-in water flow sensor main body Download PDFInfo
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- CN217384347U CN217384347U CN202123056203.7U CN202123056203U CN217384347U CN 217384347 U CN217384347 U CN 217384347U CN 202123056203 U CN202123056203 U CN 202123056203U CN 217384347 U CN217384347 U CN 217384347U
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- rotor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
A built-in water flow sensor main body comprises a turbine part, a magnetic rotor and a rotor shell, wherein the turbine part comprises a cylindrical body part, a cylindrical seat and a turbine blade connected with the cylindrical seat and the cylindrical body part, and a shaft hole is formed in the cylindrical seat; the magnetic rotor comprises a rotor and half shafts positioned at two ends of the rotor; one end of the rotor shell is provided with a rotor shaft seat and a water outlet hole surrounding the rotor shaft seat; the half shaft of the magnetic rotor is respectively in running fit with the shaft hole of the rotor shaft seat and the shaft hole of the cylindrical seat; the rotor is embedded in the plastic coating shell. Compared with the prior art, the parts are reduced, the plastic coating shell wraps the magnetic rotor, the metal powder or scraps are reduced, and the shaft is prevented from entering the shaft hole to cause shaft clamping; the operation is smooth.
Description
Technical Field
The utility model relates to a rivers sensor on water heater.
Background
In the prior art, chinese patent 201420641668.X, a turbine assembly of a water flow sensor comprises a turbine main body and a magnetic rotor installed in the turbine main body. The turbine main body is formed by butting an upper end cover of the main body and a lower end cover of the main body, a water inlet is arranged at the lower end cover end of the main body, a water outlet is arranged at the upper end cover end of the main body, a fixed impeller is arranged in the water inlet end, a wheel shaft is arranged in the middle of the fixed impeller, an upper end shaft is arranged in the water outlet end, and an upper end mounting hole is arranged in the middle of the upper end shaft; wherein, the axle of the fixed impeller extends upwards to form an inserting shaft; the magnetic rotor is provided with a rotating shaft and a permanent magnet fixed in the middle of the rotating shaft, the lower end of the magnetic rotor is provided with a movable impeller, the two ends of a wheel shaft in the middle of the movable impeller are respectively provided with an upper insertion hole and a lower insertion hole, the upper insertion holes are connected to the lower end of the rotating shaft in an interference fit mode, the lower insertion holes are movably inserted into an insertion shaft at the lower end of the turbine body, and the upper end of the rotating shaft of the magnetic rotor is movably inserted into an upper end mounting hole of an upper end shaft. There are problems: the structure is complex, and the metal powder or the bits of the water flow easily enter the shaft hole to cause the shaft clamping and the stop of the magnetic rotor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at: the built-in water flow sensor main body has the characteristics of simple structure and shaft clamping prevention.
The utility model discloses a realize like this: a built-in water flow sensor main body comprises a turbine part, a magnetic rotor and a rotor shell, wherein the turbine part comprises a cylindrical body part, a cylindrical seat and a turbine blade connected with the cylindrical seat and the cylindrical body part, and a shaft hole is formed in the cylindrical seat; the magnetic rotor comprises a rotor and half shafts positioned at two ends of the rotor; one end of the rotor shell is provided with a rotor shaft seat and a water outlet hole surrounding the rotor shaft seat; the half shaft of the magnetic rotor is respectively in running fit with the shaft hole of the rotor shaft seat and the shaft hole of the cylindrical seat; it is characterized in that: the rotor is embedded in the plastic coating shell.
Preferably: the turbine rotor is characterized in that a circular arc-shaped plug board is arranged on the cylindrical body part of the turbine piece, a circular arc-shaped plug groove is formed in the rotor shell, and the circular arc-shaped plug board is plugged with the circular arc-shaped plug groove.
Preferably: the arc-shaped inserting plate is in interference fit with the arc-shaped inserting groove.
Compared with the prior art, the main body of the built-in water flow sensor reduces the number of parts, the plastic coating shell coats the magnetic rotor, the adsorption of metal powder or scraps is reduced, and the shaft is prevented from entering the shaft hole to cause shaft clamping; the operation is smooth.
Drawings
Fig. 1 is a sectional view of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is one of the exploded perspective views of the present invention.
Fig. 4 is a second exploded perspective view of the present invention.
Fig. 5 is a third exploded perspective view of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, a built-in water flow sensor main body comprises a turbine member 1, a magnetic rotor 2 and a rotor shell 3, wherein the turbine member 1 comprises a cylindrical body 11, a cylindrical seat 12 and a turbine blade 13 connected with the cylindrical seat and the cylindrical body, and a shaft hole is formed in the cylindrical seat 12; the magnetic rotor 2 comprises a rotor 21 and half shafts 22 at both ends of the rotor; one end of the rotor shell 3 is provided with a rotor shaft seat 31 and a water outlet 32 surrounding the rotor shaft seat; the half shaft 22 of the magnetic rotor 2 is respectively matched with the shaft hole of the rotor shaft seat 31 and the shaft hole of the cylindrical seat 12 in a rotating way; the rotor comprises a plastic coating shell 4, and a rotor 21 is pre-embedded in the plastic coating shell 4.
The cylindrical body 11 of the turbine member 1 is provided with an arc-shaped insertion plate 111, the rotor housing 3 is provided with an arc-shaped insertion groove 33, and the arc-shaped insertion plate 111 is inserted into the arc-shaped insertion groove 33. The circular arc-shaped inserting plate 111 is in interference fit with the circular arc-shaped inserting groove 33.
The utility model discloses during the use, establish in the water outlet interface or the water outlet interface of water heater water valve to set up hall sensor on water outlet interface or the surface of water outlet interface, magnetic rotor 2 is corresponding with hall sensor.
What has been described above is only a preferred embodiment of the present invention. It should be noted that, for a person skilled in the art, several modifications and variations can be made without departing from the principle of the invention, which is also considered as the protection scope of the invention.
Claims (3)
1. A built-in water flow sensor main body comprises a turbine part, a magnetic rotor and a rotor shell, wherein the turbine part comprises a cylindrical body part, a cylindrical seat and a turbine blade connected with the cylindrical seat and the cylindrical body part, and a shaft hole is formed in the cylindrical seat; the magnetic rotor comprises a rotor and half shafts positioned at two ends of the rotor; one end of the rotor shell is provided with a rotor shaft seat and a water outlet hole surrounding the rotor shaft seat; the half shaft of the magnetic rotor is respectively in running fit with the shaft hole of the rotor shaft seat and the shaft hole of the cylindrical seat; the method is characterized in that: the rotor is embedded in the plastic coating shell.
2. The built-in water flow sensor body according to claim 1, wherein: the turbine rotor comprises a cylindrical body part and a rotor shell, wherein the cylindrical body part of the turbine part is provided with an arc-shaped plug board, the rotor shell is provided with an arc-shaped plug groove, and the arc-shaped plug board is plugged with the arc-shaped plug groove.
3. A built-in water flow sensor body according to claim 2, wherein: the arc-shaped inserting plate is in interference fit with the arc-shaped inserting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123056203.7U CN217384347U (en) | 2021-12-06 | 2021-12-06 | Built-in water flow sensor main body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123056203.7U CN217384347U (en) | 2021-12-06 | 2021-12-06 | Built-in water flow sensor main body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217384347U true CN217384347U (en) | 2022-09-06 |
Family
ID=83083279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123056203.7U Active CN217384347U (en) | 2021-12-06 | 2021-12-06 | Built-in water flow sensor main body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217384347U (en) |
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2021
- 2021-12-06 CN CN202123056203.7U patent/CN217384347U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |