CN2660487Y - Integrated water flowmeter with high sensitive plastic cased metering core - Google Patents
Integrated water flowmeter with high sensitive plastic cased metering core Download PDFInfo
- Publication number
- CN2660487Y CN2660487Y CN 200320122233 CN200320122233U CN2660487Y CN 2660487 Y CN2660487 Y CN 2660487Y CN 200320122233 CN200320122233 CN 200320122233 CN 200320122233 U CN200320122233 U CN 200320122233U CN 2660487 Y CN2660487 Y CN 2660487Y
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Abstract
The utility model discloses a tap water measuring device which avoids the defects of complicated mold of a product casing, large amount of iron consuming, multiple inner cavity seal points of the casing and easy leakage. The utility model includes a meter casing, a meter core and a movable door. The middle part of the meter core is equipped with an impeller, of which the upper part is equipped with a counter. The utility model is characterized in that the movable door, the impeller and the counter are separated by a seal casing and a water inlet channel. The upper end of the seal casing is equipped with a flange, which is supported by a shoulder arranged on the middle upper part of the meter casing. One sidewall of the seal casing is equipped with a dark channel, of which the port is leading to the impeller cavity. The flange is ring-shaped. The complicated mold of the cast iron casing of a present product is substituted by a plastic seal casing of the utility model. With less seal points inside the meter casing, the utility model is not easy to leak. The arranged dark channel substitutes a guide tube of the prior art, the parts are reduced and the reliability is perfect. The utility model has the advantages of simple structure, light weight and less consumed materials, which makes the utility model widely applied to the industrial and civil tap water measuring fields.
Description
Technical field
The utility model relates to tap water measuring apparatus manufacturing technology field, especially refers to a kind of water meter of measurable miniflow water gaging.
Background technology
Water meter is a kind of tap water measuring apparatus commonly used, and almost every household all is equipped with one.Its principle of work mainly is to use the impulsive force that produces when water flows, and the impeller transmission is also rotated multi-stage gear and finished gage work.Early stage water meter can two-wayly be installed and used, thereby the someone adopts the mode of being inverted the installation water meter, the reading that comes the offset water meter to measure unavoidably.The manufacturer of water meter by install a retaining valve additional in water meter, has solved this problem preferably for this reason.In addition, early stage water meter is difficult to realize omnidistance metering reading to the reaction to some extent of miniflow water gaging, causes as water swivel seepage or individual user deliberately water swivel to be split into when dripping shape, not accounting of water meter volume production is given birth to reading, thereby the interests of water factory and country are suffered damage.On October 29th, 2003 was announced, notification number is CN2583639Y, name is called the utility model patent of " rotary wind type water-saving type water meter ", a kind of rotary wind type water-saving type water meter is disclosed, " it is that common rotor water gauge is improved; comprise watchcase and watch core; it is characterized in that increasing pressure limiting device in the bottom of watch core; the float valve seat that described pressure limiting device comprises float valve and matches and use; float valve is by being located at the vertical plate on the edge; be inserted in the middle float valve chamber of float valve seat, the inwall in float valve chamber is provided with through hole, in the impeller cavity of this through hole by the straight-through watch core of mozzle.H type support is fixed in the bottom of watch core, and its effect is used for affixed float valve seat and keeps a grip on float valve.Have characteristics such as highly sensitive, simple in structure." but we can clearly be seen that from this patent specification accompanying drawing the watch core parts of this product are for disperseing assembling, installation time is many.The top and the bottom of watch core are equipped with flange, and the counterpart of watchcase is provided with shoulder to support, to such an extent as to the cast iron watchcase moulding difficulty of this product, qualification rate is lower during casting, and iron consumption amount is big, and cost rises.For this reason, people expect to invent the miniflow water gaging metering water meter that a kind of watchcase moulding is simple, in light weight, watch core is easy to assembly, to overcome the deficiencies in the prior art and defective.
The utility model content
The technical problems to be solved in the utility model is to provide the miniflow water gaging that a kind of watchcase moulding is simple, in light weight, watch core is easy to assembly metering water meter to society, to overcome the deficiency and the defective of the many easy to leak of seal point between existing product watchcase production cost height, watch core and the watchcase.
The technical scheme that its technical matters that solves the utility model adopts is: high sensitivity is moulded shell watch core integral type water meter and is comprised watchcase, watch core and dodge gate, the watch core middle part is provided with impeller, top is provided with counter, described dodge gate, impeller sum counter are separated by capsul and inlet channel, described capsul upper end is provided with flange, is supported in the shoulder that establish the watchcase middle and upper part.
Described capsul one sidewall is provided with the undercurrent road, and the undercurrent road junction leads to impeller cavity.
Described flange is an annular flange flange.
The utility model product high sensitivity is moulded shell watch core integral type water meter and is adopted a plastic seal shell to substitute the complex model of existing product cast iron watchcase inner chamber, makes the moulding of cast iron watchcase simple, in light weight, and consumptive material is few, and cost reduces.Watchcase is only established one shoulder with fixing watch core in the middle and upper part, seal point is easy to leak not less.Establish a undercurrent road on the capsul, substitute the mozzle of prior art, product component is few, and assembling is simple, production efficiency height, good reliability.The utility model product structure is simple, and is novel, and measures range is big, and good stability during use can be widely used in industry and civilian tap water metering field.
Description of drawings
Fig. 1 is the logical micrometeor water state structural representation of the utility model.
Fig. 2 is the utility model watch core capsul structural representation.
Embodiment
As shown in Figure 1, the utility model high sensitivity is moulded shell watch core integral type water meter, comprises watchcase 5, watch core 4 and dodge gate 6, and watch core 4 tops are provided with counter 11, the rotating shaft 10 of impeller 8 and counter 11 engagements.Aforesaid counter 11, impeller 8, rotating shaft 10 and dodge gate 6 are separated with inlet channel 13 by the capsul 14 of watch core 4.As shown in Figure 2, capsul 14 upper ends are provided with annular flange flange 13, are supported in the shoulder of establishing the watchcase middle and upper part 12.Capsul 14 1 sidewalls are provided with undercurrent road 2, and undercurrent road junction 9 leads to impeller 8 chambeies.
Continue to narrate in conjunction with the accompanying drawings principle of work of the present utility model below.When water swivel seepage or individual user deliberately are split into water swivel when dripping shape, have the micrometeor current in the water meter, current enter in the water meter from import 1, arrive at dodge gate 6 belows from inlet channel 13.Because discharge is small, dodge gate 6 is subjected to the deadweight effect and is in closed condition, current can not directly enter watch core 4 inside, can only be lateral opening 3 by dodge gate 6, enter the undercurrent road 2 of capsul 14,9 when flowing out through the undercurrent road junction, formed thin straight water jet column and constantly impacted impeller 8, impeller 8 rotates, and is delivered to counter 11 through rotating shaft 10 and produces metering, function of measuring to the miniflow water gaging realizes that water flows out from exporting 7.
Opened when big when water swivel, current enter in the water meter from import 1, arrive at dodge gate 6 belows from inlet channel 13.Because the increase of discharge produces impulse force to dodge gate 6, dodge gate 6 is offset on the deadweight back and is moved conducting, water directly enters watch core 4 inside through dodge gate 6, impact impeller 8, impeller 8 rotates, be delivered to counter 11 through rotating shaft 10 and produce metering, the function of measuring of normal water flow is realized, water flows out from exporting 7.
Deliberately the utility model product is inverted installation as the user, promptly taps into water pipe from exporting 7, current flow into watch core 4 bottoms behind impeller 8, act on dodge gate 6 upper surfaces, dodge gate 6 closes, and can not pass through great deal running water, therefore can't satisfy normal use, its function that prevents the reverse graft stolen water realizes.
The utility model product adopts a plastic seal shell 14 to substitute the complex model of existing product to cast iron watchcase inner chamber, makes the moulding of cast iron watchcase simple, in light weight, and consumptive material is few, and cost reduces.Watchcase 5 inner chambers are only established one shoulder 12 with fixing watch core 4 in the middle and upper part, seal point is easy to leak not less.Watch core 4 intraware assembled in advance are installed in the watchcase 5 behind capsul 14 again, and assembling speed improves greatly.Directly establish a undercurrent road 2 on capsul 14, substitute the mozzle of prior art, product component reduces, good reliability.
Claims (3)
1, a kind of high sensitivity is moulded shell watch core integral type water meter, comprise watchcase, watch core and dodge gate, the watch core middle part is provided with impeller, top is provided with counter, it is characterized in that described dodge gate, impeller sum counter separated by capsul and inlet channel, described capsul upper end is provided with flange, is supported in the shoulder that establish the watchcase middle and upper part.
2, high sensitivity as claimed in claim 1 is moulded shell watch core integral type water meter, it is characterized in that described capsul one sidewall is provided with the undercurrent road, and the undercurrent road junction leads to impeller cavity.
3, high sensitivity as claimed in claim 1 or 2 is moulded shell watch core integral type water meter, it is characterized in that described flange is an annular flange flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320122233 CN2660487Y (en) | 2003-12-05 | 2003-12-05 | Integrated water flowmeter with high sensitive plastic cased metering core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320122233 CN2660487Y (en) | 2003-12-05 | 2003-12-05 | Integrated water flowmeter with high sensitive plastic cased metering core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2660487Y true CN2660487Y (en) | 2004-12-01 |
Family
ID=34348580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320122233 Expired - Fee Related CN2660487Y (en) | 2003-12-05 | 2003-12-05 | Integrated water flowmeter with high sensitive plastic cased metering core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2660487Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505012A (en) * | 2017-08-30 | 2017-12-22 | 四川精智仪表科技有限公司 | The energy-saving water meter of three proofings |
-
2003
- 2003-12-05 CN CN 200320122233 patent/CN2660487Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505012A (en) * | 2017-08-30 | 2017-12-22 | 四川精智仪表科技有限公司 | The energy-saving water meter of three proofings |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |