CN205175471U - Two magnet steel transmission of dry type vane wheel water meter - Google Patents
Two magnet steel transmission of dry type vane wheel water meter Download PDFInfo
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- CN205175471U CN205175471U CN201520955167.3U CN201520955167U CN205175471U CN 205175471 U CN205175471 U CN 205175471U CN 201520955167 U CN201520955167 U CN 201520955167U CN 205175471 U CN205175471 U CN 205175471U
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- gear shaft
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Abstract
The utility model relates to a two magnet steel transmission of dry type vane wheel water meter, be when solving in the present like product impeller and gear spindle drive the not good enough technical problem of transmission effect and designing. The device includes impeller and sun gear axle, and the impeller side of the interior sun gear axle of gear box is equipped with the magnet steel, and the gear box side in impeller axle center is equipped with down the magnet steel, goes up the magnet steel and sets up relatively with the interlayer platform that lower magnet steel passes through gear box, and the impeller sets up in impeller box, and impeller box is equipped with the fretwork hole, the impeller box side shaft heart of impeller is equipped with the top top groove of inserting the impeller of support in top groove, impeller box axle center, its main points are the lower magnet steel of impeller and the last magnet steel of sun gear axle two bisymmetries respectively set up in the axle center both sides, and the magnet steel is the magnet steel piece. Impeller and sun gear's upper and lower magnet steel magnetism like poles repel produces thrust, and rivers drive rotating impeller, and the impeller promotes to drive down the sun gear rotation through the intersection repulsion of one of them magnet steel. Its transmission who is applicable to as dry type vane wheel water meter uses.
Description
Technical field
The utility model relates to water meter, is the two magnet steel gearing of a kind of dry-type meter.
Background technology
Water meter is a kind of instrument for measuring discharge, is generally divided into volumetric water meter and velocity type water meter two class; Both for recording the instrument of tap water water consumption, be contained on water pipe, when user discharges water, on table, pointer or character wheel rotate the water yield pointing out to pass through.Wherein, dry-type meter is the not water-immersed water meter of a kind of water meter inside counting device, and the chamber of structure upper sensor and counter is isolated, and the watch glass of water meter is not by hydraulic pressure, and magnet steel transmission is generally used in the transmission of sensor and counter.Simultaneously, because its counting mechanism and tested water completely cut off, therefore not by the impact of suspended impurity in water, guarantee the normal work of counting mechanism and the clear of reading, not easily produce to cause because table internal-external temperature difference and to haze below glass or the globule etc. that condenses affects the phenomenon of water meter copy reading.This type of water meter as the ZL patent No. 98228616.3 disclosed in Chinese patent literature, authorized announcement date on October 20th, 1999, utility model title " contact memory card intellectual water meter "; This intellectual water meter comprises metering mechanism in shell, table cover, shell, integrating mechanism and into and out of water channel, integrate control gear and metering mechanism, also be provided with TM card and insert deck, micropower electrically-controlled valve, control circuit board and battery case, integrating mechanism is built with water sensor; The magnetic push rod that Micro Energy Lose electrically-controlled valve adopts electric machine rotation to drive magnet steel dipole inversion and forms makes spool to-and-fro movement, and dosing machine configuration chamber is straight chamber.But the magnet steel in above-mentioned water meter and like product generally adopts cast, and the interaction force effect between magnet steel is poor, more difficult generation when impeller and gear spindle drive intersects thrust.
Summary of the invention
For overcoming above-mentioned deficiency, the purpose of this utility model is the two magnet steel gearing of dry-type meter providing a kind of dry type magnet steel to intersect two like magnetic poles repel each other transmission to this area, the technical matters of transmission less effective when making it solve impeller and gear spindle drive in existing like product.Its objective is and to be achieved through the following technical solutions.
The two magnet steel gearing of a kind of dry-type meter, this device comprises impeller and sun gear shaft, in gearcase, the impeller side of sun gear shaft is provided with upper magnetic steel, the gearcase side in impeller axle center is provided with lower magnetic steel, upper magnetic steel and lower magnetic steel are oppositely arranged by the interlayer platform of gearcase, impeller is arranged in impeller box, and impeller box is provided with hollow hole; The impeller box side shaft heart of impeller is provided with top groove, the top groove of the support top insertion impeller in impeller box axle center; Its structural design main points be the lower magnetic steel of described impeller and sun gear shaft upper magnetic steel wherein a magnet steel be symmetricly set in both sides, axle center, magnet steel is magnetic steel ingot.Existing like product generally adopts the attracting transmission of the upper and lower magnetic of cast magnet steel, and this gearing adopts magnetic steel ingot; Produce thrust by the upper lower magnetic steel magnetic two like magnetic poles repel each other of impeller and central gear, current impeller is rotated, and the lower central gear that drives of intersection repulsion promotion that impeller passes through a wherein magnet steel rotates.
The lower magnetic steel of described impeller and the upper magnetic steel of sun gear shaft are symmetricly set in both sides, axle center respectively between two.According to above-mentioned design concept, carry out phase repulsive interaction magnetic field twist belt drive by upper and lower two magnet steel, current impeller is rotated, and impeller promotes lower drive central gear by the intersection repulsion of magnet steel and rotates, its better effects if.
Described lower magnetic steel is arranged at the boss that impeller axle center symmetria bilateralis is arranged; Upper magnetic steel is arranged at the symmetrically arranged projection of both sides, sun gear shaft axle center external diameter.Said structure is a kind of concrete structure arranging upper magnetic steel and lower magnetic steel, and it also can adopt other version, or existing homogeneous structure form, as long as existing cast magnet steel replaces with symmetrically arranged magnetic steel ingot.
The both sides, interlayer Tai Chu axle center of described gearcase are respectively equipped with annular groove, and the lower magnetic steel of impeller and the upper magnetic steel of sun gear shaft are inserted in annular groove respectively.Said structure improves the stability of volume impeller box sun gear shaft when transmission further, plays the effect of restriction.
The magnet steel side shaft heart of described impeller is provided with lower top, the magnet steel side shaft heart of sun gear shaft is provided with top, upper be toply arranged in the top groove of sun gear shaft side, the opposite side of sun gear shaft is provided with gear shaft, in the lower top open slot be arranged between boss, the both sides, axle center, interlayer place of gearcase are respectively equipped with needle tray, and annular groove is arranged around the needle tray in axle center, the lower top and upper top needle tray inserting interlayer respectively.Above-mentioned top and lower top, and the structure of correspondence, further increase the stability of impeller and sun gear shaft rotation.
Lower top, the top groove of described impeller, boss, impeller blade single injection-molded.The above-mentioned technology be formed in one, it is also by mode that lower thimble and the impeller of rigidity form.
Upper top, needle tray, the gear shaft of described sun gear shaft, protruding single injection-molded.The above-mentioned technology be formed in one, it is also by mode that the upper thimble of rigidity, gear shaft and sun gear shaft form.
Be provided with counting box groove outside the annular groove of described interlayer platform, the bottom of counting box and the counting box groove of gearcase fasten, and are provided with counter in counting box, and sun gear shaft is by the gear of gear shaft and the gears meshing of counter; Gearcase is provided with watch glass, and gearcase and impeller box are arranged in watchcase, and the faucal of watchcase and cover cap fasten, and the junction of impeller box, gearcase, cover cap and watchcase is respectively equipped with O-ring seal.Above-mentionedly be applied to concrete structure and the embodiment of similar water meter for this gearing, it also can adopt other table body structure.
The utility model reasonable in design, use, easy to assembly, good stability, production cost reduce, after impeller transmission effect, water meter applied range; The gearing be applicable to as dry-type meter uses, and is applicable to the further improvement of like product.
Accompanying drawing explanation
Fig. 1 is detonation configuration schematic diagram of the present utility model, has done to analyse and observe in figure.
Fig. 2 is impeller of the present utility model and sun gear shaft sectional structure schematic diagram one.
Fig. 3 is impeller of the present utility model and sun gear shaft sectional structure schematic diagram two.
Fig. 4 is impeller of the present utility model and sun gear shaft perspective view one.
Fig. 5 is impeller of the present utility model and sun gear shaft perspective view two.
Fig. 6 is using state sectional structure schematic diagram of the present utility model, clipped structure in figure.
Figure number and title: 1, impeller box, 101, support top, 2, impeller, 201, lower top, 202, top groove, 3, gearcase, 301, interlayer platform, 4, sun gear shaft, 401, upper top, 5, lower magnetic steel, 6, upper magnetic steel, 7, watchcase.
Embodiment
Now by reference to the accompanying drawings, the utility model structure and use are further described.As shown in Fig. 1 ~ Fig. 5, this device comprises impeller 2 and sun gear shaft 4, in gearcase 3, the impeller side of sun gear shaft is provided with upper magnetic steel 6, the gearcase side in impeller axle center is provided with lower magnetic steel 5, upper magnetic steel and lower magnetic steel are oppositely arranged by the interlayer platform 301 of gearcase, namely lower magnetic steel and upper magnetic steel are symmetricly set in both sides, axle center respectively between two, and magnet steel is magnetic steel ingot.Be specially: lower magnetic steel is arranged at the boss that impeller axle center symmetria bilateralis is arranged, and upper magnetic steel is arranged at the symmetrically arranged projection of both sides, sun gear shaft axle center external diameter; The both sides, interlayer Tai Chu axle center of gearcase are respectively equipped with annular groove, and the lower magnetic steel of impeller and the upper magnetic steel of sun gear shaft are inserted in annular groove respectively.The magnet steel side shaft heart of impeller is provided with lower top 201, the magnet steel side shaft heart of sun gear shaft is provided with top 401, upper be toply arranged in the top groove of sun gear shaft side, the opposite side of sun gear shaft is provided with gear shaft, in the lower top open slot be arranged between boss, the both sides, axle center, interlayer place of gearcase are respectively equipped with needle tray, and annular groove is arranged around the needle tray in axle center, the lower top and upper top needle tray inserting interlayer respectively.
Meanwhile, impeller is arranged in impeller box 1, and impeller box is provided with hollow hole; The impeller box side shaft heart of impeller is provided with top groove 202, and the top groove of impeller is inserted in the support top 101 in impeller box axle center; Lower top, the top groove of impeller, boss, impeller blade single injection-molded, upper top, needle tray, the gear shaft of sun gear shaft, protruding single injection-molded.As shown in Figure 6, during the actual use of this device in water meter, be provided with counting box groove outside the annular groove of interlayer platform, the bottom of counting box and the counting box groove of gearcase fasten, be provided with counter in counting box, sun gear shaft is by the gear of gear shaft and the gears meshing of counter; Gearcase is provided with watch glass, and gearcase and impeller box are arranged in watchcase 7, and the faucal of watchcase and cover cap fasten, and the junction of impeller box, gearcase, cover cap and watchcase is respectively equipped with O-ring seal.The structure of said gear box is convenient in gearcase after each parts installation, as module Fast Installation in the corresponding watchcase with impeller and impeller box.Its principle of work is: current are entered in watchcase by the inlet opening of watchcase, and is flowed out from the apopore of watchcase by the hollow hole of impeller box, and current, when flowing through impeller box, promote the wheel rotation in impeller box; Now, by lower magnetic steel, the lower magnetic steel of sun gear shaft in gearcase is interacted while wheel rotation, thus driving sun gear shaft to rotate, the counter while sun gear shaft rotates in driven gear box rotates, thus realizes the counting of current use amount.Namely carry out phase mutual magnetic field twist belt drive by upper and lower two magnet steel, current impeller is rotated, and impeller promotes lower drive central gear by the intersection thrust of magnet steel and rotates.
Claims (8)
1. the two magnet steel gearing of dry-type meter, this device comprises impeller (2) and sun gear shaft (4), the impeller side of gearcase (3) interior sun gear shaft is provided with upper magnetic steel (6), the gearcase side in impeller axle center is provided with lower magnetic steel (5), upper magnetic steel and lower magnetic steel are oppositely arranged by the interlayer platform (301) of gearcase, impeller is arranged in impeller box (1), and impeller box is provided with hollow hole; The impeller box side shaft heart of impeller is provided with top groove (202), and the top groove of impeller is inserted in the support top (101) in impeller box axle center; The upper magnetic steel (6) that it is characterized in that the lower magnetic steel (5) of described impeller (2) and sun gear shaft (4) wherein magnet steel is symmetricly set in both sides, axle center, and magnet steel is magnetic steel ingot.
2. the two magnet steel gearing of dry-type meter according to claim 1, is characterized in that the lower magnetic steel (5) of described impeller (2) and the upper magnetic steel (6) of sun gear shaft (4) are symmetricly set in both sides, axle center respectively between two.
3. the two magnet steel gearing of dry-type meter according to claim 2, is characterized in that described lower magnetic steel (5) is arranged at the boss of impeller (2) axle center symmetria bilateralis setting; Upper magnetic steel (6) is arranged at the symmetrically arranged projection of sun gear shaft (4) both sides, axle center external diameter.
4. the two magnet steel gearing of dry-type meter according to claim 3, it is characterized in that the both sides, interlayer Tai Chu axle center of described gearcase (3) are respectively equipped with annular groove, the lower magnetic steel (5) of impeller (2) and the upper magnetic steel (6) of sun gear shaft (4) are inserted in annular groove respectively.
5. the two magnet steel gearing of dry-type meter according to claim 4, it is characterized in that the magnet steel side shaft heart of described impeller (2) is provided with lower top (201), the magnet steel side shaft heart of sun gear shaft (4) is provided with top (401), upper be toply arranged in the top groove of sun gear shaft side, the opposite side of sun gear shaft is provided with gear shaft, in the lower top open slot be arranged between boss, the both sides, axle center, interlayer place of gearcase (3) are respectively equipped with needle tray, annular groove is arranged around the needle tray in axle center, the lower top and upper top needle tray inserting interlayer respectively.
6. the two magnet steel gearing of dry-type meter according to claim 5, is characterized in that lower top (201) of described impeller (2), top groove (202), boss, impeller blade single injection-molded.
7. the two magnet steel gearing of dry-type meter according to claim 5, is characterized in that upper top (401), the needle tray of described sun gear shaft (4), gear shaft, protruding single injection-molded.
8. the two magnet steel gearing of dry-type meter according to claim 4, counting box groove is provided with outside the annular groove that it is characterized in that described interlayer platform (301), the counting box groove of the bottom of counting box and gearcase (3) fastens, counter is provided with, sun gear shaft (4) gear by gear shaft and the gears meshing of counter in counting box; Gearcase is provided with watch glass, and gearcase and impeller box (1) are arranged in watchcase (7), and the faucal of watchcase and cover cap fasten, and the junction of impeller box, gearcase, cover cap and watchcase is respectively equipped with O-ring seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520955167.3U CN205175471U (en) | 2015-11-26 | 2015-11-26 | Two magnet steel transmission of dry type vane wheel water meter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520955167.3U CN205175471U (en) | 2015-11-26 | 2015-11-26 | Two magnet steel transmission of dry type vane wheel water meter |
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| CN205175471U true CN205175471U (en) | 2016-04-20 |
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| CN201520955167.3U Active CN205175471U (en) | 2015-11-26 | 2015-11-26 | Two magnet steel transmission of dry type vane wheel water meter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352557A (en) * | 2015-11-26 | 2016-02-24 | 宁波市埃美仪表制造有限公司 | Double-magnetic-steel transmission device for water meter |
| CN109945946A (en) * | 2019-03-12 | 2019-06-28 | 宁波水表股份有限公司 | Rotor water gauge measures drive mechanism |
-
2015
- 2015-11-26 CN CN201520955167.3U patent/CN205175471U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352557A (en) * | 2015-11-26 | 2016-02-24 | 宁波市埃美仪表制造有限公司 | Double-magnetic-steel transmission device for water meter |
| CN109945946A (en) * | 2019-03-12 | 2019-06-28 | 宁波水表股份有限公司 | Rotor water gauge measures drive mechanism |
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