CN220751265U - Novel rotor type backflow-preventing water meter impeller structure - Google Patents
Novel rotor type backflow-preventing water meter impeller structure Download PDFInfo
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- CN220751265U CN220751265U CN202322497534.7U CN202322497534U CN220751265U CN 220751265 U CN220751265 U CN 220751265U CN 202322497534 U CN202322497534 U CN 202322497534U CN 220751265 U CN220751265 U CN 220751265U
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- water
- impeller
- main part
- water meter
- fixed block
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 101
- 235000014676 Phragmites communis Nutrition 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 9
- 230000002265 prevention Effects 0.000 claims description 6
- 230000000151 anti-reflux effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000007789 sealing Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 244000089486 Phragmites australis subsp australis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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Abstract
The utility model discloses a novel rotor type backflow-preventing water meter impeller structure, which relates to the technical field of water supply equipment and comprises a water meter main body, wherein a water inlet end is arranged on the left side of the water meter main body, a water inlet pipe is connected to the left side of the water inlet end, a water outlet end is arranged on the right side of the water meter main body, a water outlet pipe is connected to the right side of the water outlet end, the lower surface of a first rotating shaft is fixedly connected with an impeller main body, rotor blades are arranged on the surface of the impeller main body, a lower fixing block is fixedly connected with the lower surface of the lower fixing block, a bearing through hole is formed in the surface of the lower fixing block, a second rotating shaft is rotatably connected to the surface of the bearing through hole through a bearing, and a display meter is arranged on the upper surface of the upper fixing block.
Description
Technical Field
The utility model relates to the technical field of water supply equipment, in particular to a novel rotor type backflow-preventing water meter impeller structure.
Background
The rotary wing type backflow-preventing water meter impeller is a novel water meter impeller structure, can measure water flow through the rotary impeller and effectively prevent water flow from flowing backwards, has the advantages of compact structure, backflow prevention, high precision, corrosion resistance, low energy consumption and the like, and is suitable for various flow measurement occasions.
In the novel rotor type backflow-preventing water meter impeller structure disclosed in the Chinese patent application publication No. CN213812430U, although the lower part of the impeller main body is larger, when water flow with the same energy enters the backflow-preventing cover from the upper part along the blades, the water flow speed is reduced, the stress of the joint of the impeller main body and the backflow-preventing cover is effectively relieved, the pushing speed of the water flow to the blades is effectively reduced, the impeller is ensured not to be reversed, but when the water pressure and the water flow are larger, the impeller is not completely ensured to be reversed, the metering result is influenced when the inversion occurs, and the metering accuracy is further influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a novel rotor type backflow-preventing water meter impeller structure, which solves the problems in the background art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a novel rotor formula water gauge impeller structure that prevents flowing backwards, includes the water gauge main part, the water inlet is installed in the left side of water gauge main part, the left side of water inlet is connected with the inlet tube, the water outlet is installed on the right side of water gauge main part, the right side of water outlet is connected with the outlet pipe, the last fixed block of fixed surface fixedly connected with of water gauge main part, the bearing groove has been seted up to the lower surface of going up the fixed block, the surface of bearing groove is connected with first pivot through bearing rotation, the lower fixed surface of first pivot is connected with the impeller main part, the surface of impeller main part is provided with rotor blade, the lower fixed surface of water gauge main part is connected with down the fixed block, the bearing through-hole has been seted up on the surface of lower fixed block, the surface of bearing through-hole is connected with the second pivot through bearing rotation, the upper surface fixedly connected with impeller main part's of second pivot lower surface, the upper surface mounting of last fixed block has the display surface.
Optionally, the upper surface of lower fixed block has seted up sealed spout, and sealed medial surface slip of spout has the sliding ring, and spacing spout has been seted up to sealed spout's bottom surface, and the lower surface fixedly connected with of sliding ring is spacing slider, and the surface sliding connection of spacing spout has spacing slider, and the lower surface of upper fixed block is provided with sealed spout, sliding ring, spacing spout and spacing slider.
Optionally, the number of the rotor blades is a plurality of, and the rotor blades are distributed in a circumferential array.
Optionally, the lower surface of the lower fixed block is fixedly connected with an anti-countercurrent block, and a tooth slot is formed in the upper surface of the anti-countercurrent block.
Optionally, the lower surface fixedly connected with installation piece of second pivot, the surface fixedly connected with reed of installation piece, installation piece and reed set up in the tooth's socket, the one end that the reed kept away from the installation piece and the surface butt of tooth's socket.
Optionally, a magnetic sensor is installed on the surface of the water meter main body, and the magnetic sensor is electrically connected with the display meter through a wire.
The utility model provides a novel rotor type backflow-preventing water meter impeller structure, which has the following beneficial effects:
1. the novel rotor type backflow-preventing water meter impeller structure has the advantages that through the arrangement of the installation blocks, the reeds, the backflow-preventing blocks and the tooth grooves, the novel rotor type backflow-preventing water meter impeller structure has the effect of preventing impeller reversion, when the novel rotor type backflow-preventing water meter impeller structure is used, the water inlet end and the water outlet end on the left side and the right side of the water meter main body are respectively connected with the water inlet pipe and the water outlet pipe, water enters the water meter main body through the water inlet end, under the action of water flow, the impeller main body and the internal magnet rotate, magnetic flux in the coil in the magnetic sensor can change, induced electromotive force is generated in the coil according to Faraday electromagnetic induction law, the magnitude of the induced electromotive force is related to the rotating speed of the magnet and the strength of the magnetic field, the magnitude of the water flow can be determined through measuring the magnitude of the induced electromotive force, and after the induced electromotive force is amplified and processed, the metering signal converted into water flow can calculate the actual water flow according to the rotating speed of the magnet and the specific parameters of the water meter (such as the diameter of the impeller, the number of turns of the coil and the like), the slip ring and the limit sliding block on the upper and lower surfaces of the impeller main body slide in the sealing sliding groove and the limit sliding groove to play a limiting role, the first rotating shaft on the upper surface of the impeller main body rotates in the bearing groove, the second rotating shaft on the lower surface of the impeller main body rotates in the bearing through hole, the second rotating shaft drives the mounting block and the reed to rotate together in the rotating process, the other end of the reed rotates along one inclined direction of the tooth groove in the clockwise rotating process, the elasticity of the reed is overcome in the rotating process, if anticlockwise rotation is about to occur, the outer end of the reed is clamped into the tooth of the tooth groove, and further the impeller is prevented from reversing, through the setting of preventing against current the piece, make the rotation direction of impeller also be unidirectional, can prevent effectively that rivers from flowing backwards, avoid the production of error, and then reached the purpose that improves the accuracy of measurement.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of a front view in cross section of the present utility model;
FIG. 3 is a schematic diagram of the structure of FIG. 2A according to the present utility model;
FIG. 4 is a schematic top view of the anti-reflux block of the present utility model.
In the figure: 1. a water meter body; 2. a water inlet end; 3. a water inlet pipe; 4. a water outlet end; 5. a water outlet pipe; 6. a display table; 7. an upper fixing block; 8. a bearing groove; 9. a first rotating shaft; 10. a lower fixing block; 11. a bearing through hole; 12. a second rotating shaft; 13. a mounting block; 14. a reed; 15. an anti-reflux block; 16. tooth slots; 17. sealing the chute; 18. a slip ring; 19. limiting sliding grooves; 20. a limit sliding block; 21. an impeller main body; 22. rotor blades; 23. a magnetic sensor.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1
Referring to fig. 1 to 4, the present utility model provides the following technical solutions: the utility model provides a novel rotor type backflow-preventing water meter impeller structure, including water meter body 1, water inlet 2 is installed in the left side of water meter body 1, water inlet 3 is connected with in the left side of water inlet 2, water outlet 4 is installed on the right side of water meter body 1, water outlet 5 is connected with in the right side of water outlet 4, the upper surface fixedly connected with of water meter body 1 goes up fixed block 7, bearing groove 8 has been seted up to the lower surface of upper fixed block 7, the surface of bearing groove 8 is connected with first pivot 9 through the bearing rotation, the lower surface fixedly connected with impeller main part 21 of first pivot 9, the surface of impeller main part 21 is provided with rotor blade 22, the lower surface fixedly connected with lower fixed block 10 of water meter main part 1, sealing chute 17 has been seted up to the upper surface of lower fixed block 10, sealing chute 17's medial surface slides and has sliding ring 18, spacing slider 20 has been seted up to the bottom surface of sealing chute 17, the lower surface fixedly connected with spacing slider 20 of sliding ring 18, the lower surface of spacing slider 7 is provided with sealing chute 17, sliding ring 18, spacing slider 19 and spacing slider 20, the surface mounting surface of surface mounting surface mount device 16 is connected with the reed 13 through the second surface mount 13 through-mounting surface of surface mount device 13, the surface mount device 13 is connected with surface mount pad 13, the second surface mount device 13 is connected with surface mount pad 13 through the surface mount device 13, the surface mount device 13 is connected with surface mount device 13 is through the surface mount device 13, the surface mount device is connected with surface mount device 13 is 13, the number of the rotor blades 22 is a plurality, and the lower surface of the lower fixing block 10 distributed in a circumferential array is fixedly connected with an anti-countercurrent block 15, and the upper surface of the anti-countercurrent block 15 is provided with tooth grooves 16.
In order to achieve the purpose of improving the accuracy of measurement, when in use, the water inlet end 2 and the water outlet end 4 at the left side and the right side of the water meter main body 1 are respectively connected with the water inlet pipe 3 and the water outlet pipe 5, water enters the water meter main body 1 through the water inlet end 2, the impeller main body 21 and the internal magnet rotate under the action of water flow, the magnetic flux in the coil in the magnetic sensor 23 can change, according to Faraday electromagnetic induction law, the change of the magnetic flux can generate induced electromotive force in the coil, the magnitude of the induced electromotive force is related to the rotating speed of the magnet and the strength of a magnetic field, the magnitude of water flow can be determined by measuring the magnitude of the induced electromotive force, the induced electromotive force is converted into a water flow measurement signal after being amplified and processed, and according to the rotating speed of the magnet and specific parameters (such as the diameter of the impeller, the number of turns of the coil and the like) of the water meter, the actual water flow can be calculated, the slip ring 18 and the limit slide block 20 on the upper surface and the lower surface of the impeller main body 21 slide in the sealing slide groove 17 and the limit slide groove 19 in the rotating process of the impeller main body 21 to play a limiting role, the first rotating shaft 9 on the upper surface of the impeller main body 21 rotates in the bearing groove 8, the second rotating shaft 12 on the lower surface of the impeller main body 21 rotates in the bearing through hole 11, the second rotating shaft 12 drives the mounting block 13 and the reed 14 to rotate together in the rotating process, the other end of the reed 14 rotates along one inclined direction of the tooth groove 16 in the clockwise rotating process of the reed 14, the elasticity of the reed 14 is overcome in the rotating process, if anticlockwise rotation is about to occur, the outer end of the reed 14 is clamped into the tooth of the tooth groove 16, the impeller is further prevented from reversing, the rotating direction of the impeller is unidirectional through the arrangement of the anticlockwise flow preventing block 15, the device can effectively prevent water flow from flowing backwards, avoid error generation and further achieve the aim of improving metering accuracy.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a novel rotor formula water gauge impeller structure that prevents flowing backwards, includes the water gauge main part, its characterized in that: the left side of water gauge main part is installed into the water end, the left side of water inlet is connected with the inlet tube, the water outlet is installed on the right side of water gauge main part, the right side of water outlet is connected with the outlet pipe, the last fixed block of upper surface fixedly connected with of water gauge main part, the bearing groove has been seted up to the lower surface of last fixed block, the surface of bearing groove is connected with first pivot through the bearing rotation, the lower fixed surface of first pivot is connected with the impeller main part, the surface of impeller main part is provided with rotor blade, the lower fixed surface fixedly connected with of water gauge main part down the fixed block, the bearing through-hole has been seted up on the surface of lower fixed block, the surface of bearing through-hole is connected with the second pivot through the bearing rotation, the upper surface fixedly connected with impeller main part's of second pivot lower surface, the upper surface mounting of last fixed block has the display table.
2. The novel rotor type backflow prevention water meter impeller structure according to claim 1, wherein: the upper surface of lower fixed block has seted up sealed spout, and sealed spout's medial surface slides has the sliding ring, and spacing spout has been seted up to sealed spout's bottom surface, and the lower surface fixedly connected with of sliding ring is spacing slider, and the surface sliding connection of spacing spout has spacing slider, and the lower surface of upper fixed block is provided with sealed spout, sliding ring, spacing spout and spacing slider.
3. The novel rotor type backflow prevention water meter impeller structure according to claim 1, wherein: the number of the rotor blades is a plurality of, and the rotor blades are distributed in a circumferential array.
4. The novel rotor type backflow prevention water meter impeller structure according to claim 1, wherein: the lower surface of the lower fixed block is fixedly connected with an anti-reflux block, and a tooth slot is formed in the upper surface of the anti-reflux block.
5. The novel rotor type backflow prevention water meter impeller structure according to claim 4, wherein: the lower surface fixedly connected with installation piece of second pivot, the fixed surface of installation piece is connected with the reed, and installation piece and reed set up in the tooth's socket, the one end that the reed kept away from the installation piece and the surface butt of tooth's socket.
6. The novel rotor type backflow prevention water meter impeller structure according to claim 1, wherein: the surface of the water meter main body is provided with a magnetic sensor, and the magnetic sensor is electrically connected with the display meter through a wire.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322497534.7U CN220751265U (en) | 2023-09-14 | 2023-09-14 | Novel rotor type backflow-preventing water meter impeller structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322497534.7U CN220751265U (en) | 2023-09-14 | 2023-09-14 | Novel rotor type backflow-preventing water meter impeller structure |
Publications (1)
Publication Number | Publication Date |
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CN220751265U true CN220751265U (en) | 2024-04-09 |
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CN202322497534.7U Active CN220751265U (en) | 2023-09-14 | 2023-09-14 | Novel rotor type backflow-preventing water meter impeller structure |
Country Status (1)
Country | Link |
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CN (1) | CN220751265U (en) |
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2023
- 2023-09-14 CN CN202322497534.7U patent/CN220751265U/en active Active
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