CN205719114U - The impeller installing of injecting magnetic electric-type water meter - Google Patents
The impeller installing of injecting magnetic electric-type water meter Download PDFInfo
- Publication number
- CN205719114U CN205719114U CN201620193025.2U CN201620193025U CN205719114U CN 205719114 U CN205719114 U CN 205719114U CN 201620193025 U CN201620193025 U CN 201620193025U CN 205719114 U CN205719114 U CN 205719114U
- Authority
- CN
- China
- Prior art keywords
- water meter
- impeller
- type water
- lower supporter
- magnetic electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Measuring Volume Flow (AREA)
Abstract
The utility model discloses the impeller installing of a kind of injecting magnetic electric-type water meter, it is positioned at the lower supporter bottom upper tube chamber including inlay card matchingly, and fix the bearing of the lower supporter described in being connected and compressing with described upper tube chamber, it is formed with multiple hollow out lattice on described lower supporter and is formed with installation slotted eye at middle part, the rotating shaft of the both sides of described impeller is connected with locating piece injection respectively, and described locating piece can be embedded matchingly in the hollow out lattice of described mounting groove both sides and be compressed location to be positioned at by described impeller in installation slotted eye by described bearing.This utility model uses compression type location, it is only necessary to ensure the machining accuracy of the hollow out lattice corresponding with locating piece, reduces requirement on machining accuracy, is assembled difficulty, improves the measurement accuracy of product.So use mold insert at this when mould development, it is ensured that while machining accuracy and finished product rate, reduce Making mold and use cost, effectively control the manufacturing cost of water meter.
Description
Technical field
This utility model relates to water meter technical field, particularly relates to the impeller installing of a kind of injecting magnetic electric-type water meter.
Background technology
Traditional water meter case material is mainly cast iron, pyrite, rustless steel.The shell of water flowmeter that cast iron manufactures is cheap, and intensity is high, and shortcoming is that casting is coarse, and get rusty easily corrosion contamination water quality.The shell of water flowmeter handling ease that pyrite manufactures, casting exquisiteness, corrosion-resistant, shortcoming is that price is higher, and rust staining Aerugo has toxicity, and the lead in pyrite is also harmful material.The corrosion-resistant non-corrosive of rustless steel, is the ideal material of water meter case.But stainless steel material processing difficulties, price is high, is only used for high-end product.
Harmful owing to being dissolved in the aluminum of the trace of water, and aluminium alloy easily corrodes in dangerous water, is excluded outside water meter case material always.Recently producer is had to declare to produce and do not corrode harmless aluminum alloy water meter housing, but everybody its long-term actual effect of doubt, and this aluminum alloy water meter housing close prices is even more than copper shell, and prospect is difficult to have an optimistic view of.
Engineering plastics, such as glass fibre reinforced nylon, if PA+GF30 is a kind of food stage macromolecular material, owing to its production efficiency is high, consume energy low, light specific gravity, non-corrosive, the feature such as corrosion-resistant, also it is used for being molded making water meter by some manufacturers, but fail to obtain extensive success always, its reason is mainly the existing good product structure design of engineering plastics water meter neither one, the housing data result applying mechanically metal water meter can only be failure, common plastic water meter case design can not meet the pressure test of water meter, test with installing, so cannot alternative metals housing water meter and enter family use.
This phenomenon is especially prominent for flange form electromagnetism water meter, the housing of this type generally comprises cylindrical-shaped main body, with the upper tube chamber being formed in the middle part of main body, impeller, electromagnetic measurement parts, battery etc. be arranged at tube chamber, and the most effectively location and installation impeller becomes urgent need and solves the technical problem that.
Utility model content
The purpose of this utility model is for technological deficiency present in prior art, and provides the impeller installing of a kind of injecting magnetic electric-type water meter.
Be the technical scheme is that by realizing the purpose of this utility model
A kind of impeller installing of injecting magnetic electric-type water meter, it is positioned at the lower supporter bottom upper tube chamber including inlay card matchingly, and fix the bearing of the lower supporter described in being connected and compressing with described upper tube chamber, it is formed with multiple hollow out lattice on described lower supporter and is formed with installation slotted eye at middle part, the rotating shaft of the both sides of described impeller is connected with locating piece injection respectively, and described locating piece can be embedded matchingly in the hollow out lattice of described mounting groove both sides and be compressed location to be positioned at by described impeller in installation slotted eye by described bearing.
It is formed with the inner position platform corresponding with the thickness of described lower supporter bottom described upper tube chamber medial wall.
Described bearing is fixedly clamped with the described bolted middle cover of upper tube chamber.
Described bearing includes tubular pedestal, it is integrally formed in the Joining clasp outside pedestal, the base plate of described pedestal is formed useful to accommodate the receiving chamber of impeller with described slotted eye corresponding position of installing protruding upwardly, the bottom of described pedestal lateral surface Joining clasp is formed with at least one caulking groove with positioning seal ring to realize the sealing of lower supporter and upper tube chamber, and described upper lumen open end is formed with the inner stopper corresponding with described Joining clasp.
Described support, middle cover are respectively by glass fibre reinforced nylon injection mo(u)lding, and described lower supporter, locating piece are respectively by POM injection mo(u)lding.
It is formed with hollow slots bottom described middle cover.
It is formed with hollow slots on the described inside top face accommodating chamber.
It is formed with guide table with described hollow out lattice corresponding position on the base plate accommodating both sides, chamber of described pedestal.
Compared with prior art, the beneficial effects of the utility model are:
This utility model uses compression type location, it is only necessary to ensure the machining accuracy of the hollow out lattice corresponding with locating piece, reduces requirement on machining accuracy, is assembled difficulty, improves the measurement accuracy of product.So use mold insert at this when mould development, it is ensured that while machining accuracy and finished product rate, reduce Making mold and use cost, effectively control the manufacturing cost of water meter.
Accompanying drawing explanation
Fig. 1 show the perspective view of injection moulding flange-type magneto-electric water meter of the present utility model；
Fig. 2 show the longitudinal cross-section structural representation shown in Fig. 1；
Fig. 3 show the cross-sectional structure schematic diagram shown in Fig. 1；
Fig. 4 show lower supporter and blade wheel structure schematic diagram；
Fig. 5 show seat structure schematic diagram；
Fig. 6 show the cross-sectional structure schematic diagram shown in Fig. 5；
Fig. 7 show middle cover structural representation.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described in further detail.Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.
As shown in figs. 1-7, injecting magnetic electric-type water meter of the present utility model, as a example by flange-type, it includes the housing 1 of integrated injection molding, it includes cylindrical body 11, it is formed at the ring flange 12 at main body two ends, it is vertically disposed at the upper tube chamber 13 in the middle part of described main body, it is formed with in order to connect axially extended strip hole with upper tube chamber in described main body, on the end face of described upper tube chamber, injection connects has female thread metal adapter sleeve so that the middle cover described below is bolted to connection, realize one of only a few metals connector
Inlay card is positioned at the lower supporter 2 bottom tube chamber matchingly, can be rotatably set on described lower supporter and the impeller 3 of body interior is goed deep into by described strip hole in lower end；Described impeller is six leaf formula designs, and three impellers wherein are provided with magnetics, does hollow out simultaneously and process to improve its current sensitivity on blade；
Bottom is inserted in described upper tube chamber and in order to carry the bearing 5 of battery 4 matchingly, is additionally provided with the magnetic strength element corresponding with described magnetics on described bearing simultaneously, this similarly to the prior art, the most reinflated description at this；
It is bolted to connection with described upper tube chamber 13 and described bearing 5 is compressed with the middle cover 6 of the lower supporter 2 described in compression further.Preferably, described housing, support and middle cover is respectively by glass fibre reinforced nylon, if PA66+GF30 injection mo(u)lding, described lower supporter and locating piece described below are respectively by POM injection mo(u)lding.
In sum, electromagnetic water meter of the present utility model, except necessary electric elements and connecting bolt, substantially carry out whole plastic, by selection and the combination of different plastic materials, be effectively increased the intensity of entirety, especially the assembly being connected with upper tube chamber is split as two, it is designed to bearing and the middle cover of compression fit, on the premise of meeting product function, rationally splits part and effectively reduce the design of product wall thickness；Simplify Design of Dies, it is simple to realize industrialization simultaneously.And Structure adaptation scope of the present utility model is wide, adapts to DN50-DN300 all size, expanded its application scenario.
Specifically, described lower supporter 2 is formed multiple hollow out lattice and is formed with installation slotted eye at middle part, two rotating shafts of described impeller 3 are connected with locating piece 31 injection respectively, and described locating piece can be embedded matchingly in the hollow out lattice of described mounting groove both sides and be compressed location to be positioned at by described impeller in installation slotted eye by described bearing.Employing compression type positions, it is only necessary to ensure the machining accuracy of the hollow out lattice corresponding with locating piece, reduces requirement on machining accuracy, is assembled difficulty, improves the measurement accuracy of product.So use mold insert at this when mould development, it is ensured that while machining accuracy and finished product rate, reduce Making mold and use cost, effectively control the manufacturing cost of water meter.And, for avoiding because compressing the rotation excessively causing lower supporter deformation even to affect impeller, bottom described upper tube chamber medial wall, it is formed with the inner position platform corresponding with the thickness of described lower supporter.
For ease of carrying out injection molding, described bearing 5 includes tubular pedestal 51, Joining clasp 52 that is that be integrally formed in pedestal outer upper end side and that be formed with the perforation corresponding with female thread metal adapter sleeve on it, described upper lumen open end is formed with the inner stopper corresponding with described Joining clasp；The base plate of described pedestal is formed with receiving chamber 53 with described installation slotted eye corresponding position protruding upwardly, the described top board accommodating chamber has been internally formed dead slot, it is formed with slot between the inwall of the described pedestal accommodating chamber and both sides, the fuel plate support inserted matchingly in described slot can support locating batteries 4, simultaneously, it is formed with multiple riser on described pedestal top, described riser top is formed with wedge shape lock dog, is covered by battery and is formed with, on its interior battery cover board 54, the lockhole mated with described lock dog.Meanwhile, the bottom of described pedestal lateral surface Joining clasp is formed with at least one caulking groove 55 and realizes the sealing of lower supporter and upper tube chamber with positioning seal ring.
Specifically, described middle cover is tubular, and the taper portion of lower end or the surrounding in terrace with edge portion are connected by screw is fixing with female thread metal adapter sleeve and upper tube chamber, and the cylindrical portion sidewall of upper end is formed with the external screw thread being connected with described upper cover.It is formed with hollow out lattice on middle cover lower surface described in Tong Shi.
Between support outer face and upper tube chamber, sealing ring is set, the first half of impeller is accommodated wherein by accommodating chamber and is completely cut off by water by inside, the water-stop of upper space is effectively ensured, and, it is that middle cover uses two parts to arrange by bearing, reduces mould difficulty of processing, on the premise of meeting product function, reduce overall dimensions design, simultaneously facilitate the hollow out design of both junctions, improve bulk strength and stability.
It is formed with guide table 56 to realize Primary Location with described hollow out lattice corresponding position on the base plate accommodating both sides, chamber of described pedestal, deflects during preventing installation process or using.
The above is only preferred implementation of the present utility model; it should be noted that; for those skilled in the art; on the premise of without departing from this utility model principle; can also make some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (8)
1. the impeller installing of an injecting magnetic electric-type water meter, it is characterized in that, it is positioned at the lower supporter bottom upper tube chamber including inlay card matchingly, and fix the bearing of the lower supporter described in being connected and compressing with described upper tube chamber, it is formed with multiple hollow out lattice on described lower supporter and is formed with installation slotted eye at middle part, the rotating shaft of the both sides of described impeller is connected with locating piece injection respectively, and described locating piece can be embedded matchingly in the hollow out lattice of described mounting groove both sides and be compressed location to be positioned at by described impeller in installation slotted eye by described bearing.
2. the impeller installing of injecting magnetic electric-type water meter as claimed in claim 1, it is characterised in that be formed with the inner position platform corresponding with the thickness of described lower supporter bottom described upper tube chamber medial wall.
3. the impeller installing of injecting magnetic electric-type water meter as claimed in claim 1, it is characterised in that described bearing is fixedly clamped with the described bolted middle cover of upper tube chamber.
4. the impeller installing of injecting magnetic electric-type water meter as claimed in claim 3, it is characterized in that, described bearing includes tubular pedestal, it is integrally formed in the Joining clasp outside pedestal, the base plate of described pedestal is formed useful to accommodate the receiving chamber of impeller with described slotted eye corresponding position of installing protruding upwardly, the bottom of described pedestal lateral surface Joining clasp is formed with at least one caulking groove with positioning seal ring to realize the sealing of lower supporter and upper tube chamber, and described upper lumen open end is formed with the inner stopper corresponding with described Joining clasp.
5. the impeller installing of injecting magnetic electric-type water meter as claimed in claim 4, it is characterised in that described support, middle cover are respectively by glass fibre reinforced nylon injection mo(u)lding, and described lower supporter, locating piece are respectively by POM injection mo(u)lding.
6. the impeller installing of injecting magnetic electric-type water meter as claimed in claim 5, it is characterised in that be formed with hollow slots bottom described middle cover.
7. the impeller installing of injecting magnetic electric-type water meter as claimed in claim 4, it is characterised in that be formed with hollow slots on the described inside top face accommodating chamber.
8. the impeller installing of injecting magnetic electric-type water meter as claimed in claim 4, it is characterised in that be formed with guide table with described hollow out lattice corresponding position on the base plate accommodating both sides, chamber of described pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620193025.2U CN205719114U (en) | 2016-03-14 | 2016-03-14 | The impeller installing of injecting magnetic electric-type water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620193025.2U CN205719114U (en) | 2016-03-14 | 2016-03-14 | The impeller installing of injecting magnetic electric-type water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205719114U true CN205719114U (en) | 2016-11-23 |
Family
ID=57313356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620193025.2U Active CN205719114U (en) | 2016-03-14 | 2016-03-14 | The impeller installing of injecting magnetic electric-type water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205719114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105716667A (en) * | 2016-03-14 | 2016-06-29 | 天津银宝山新科技有限公司 | Impeller installation structure for injection-molding magnetoelectric water meter |
-
2016
- 2016-03-14 CN CN201620193025.2U patent/CN205719114U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105716667A (en) * | 2016-03-14 | 2016-06-29 | 天津银宝山新科技有限公司 | Impeller installation structure for injection-molding magnetoelectric water meter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205719114U (en) | The impeller installing of injecting magnetic electric-type water meter | |
| CN205619973U (en) | Flange type of moulding plastics magneto -electric water gauge | |
| CN102636232A (en) | Stainless steel water meter shell | |
| CN105716667A (en) | Impeller installation structure for injection-molding magnetoelectric water meter | |
| CN205719146U (en) | The upper shell structure of injection moulding flange-type magneto-electric water meter | |
| CN205719145U (en) | The battery fastening structure of injection moulding flange-type magneto-electric water meter | |
| CN105784014A (en) | Injection molded flange type magneto-electric water meter | |
| CN205655881U (en) | Circuit board fixed knot of intelligence magneto -electric water gauge constructs | |
| CN105651355A (en) | Upper casing structure of injection flange type magnetoelectric water meter | |
| CN205719147U (en) | The housing of injection molding magneto-electric water meter | |
| CN205829400U (en) | Brushless electric machine | |
| CN205401463U (en) | Bearing base of crasher | |
| CN106194765A (en) | A kind of shielded electric pump | |
| CN204085605U (en) | Modular dry-type water meter movement | |
| CN209910765U (en) | Hot forging and pressing formed vertical copper water meter shell | |
| CN207518425U (en) | A kind of refrigeration compressor magnetic bearing wiring construction | |
| CN219715576U (en) | Mounting structure of ammeter box | |
| CN207251351U (en) | A kind of shell of motor | |
| CN217047535U (en) | Dormant magnet assembling jig for opening and closing machine of notebook computer | |
| CN220508133U (en) | Electromagnetic flowmeter with polyether-ether-ketone lining | |
| CN216290445U (en) | New forms of energy upset gear motor | |
| CN216552225U (en) | Double-layer water outlet structure | |
| CN107956887B (en) | Electric valve with tightly matched stop piece | |
| CN203674849U (en) | Rear cover of office permanent-magnetic dc motor | |
| CN207533922U (en) | A kind of titanium alloy pump box cover die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Impeller installation structure for injection-molding magnetoelectric water meter Effective date of registration: 20181107 Granted publication date: 20161123 Pledgee: Bank of China, Limited by Share Ltd, Beijing subbranch Pledgor: Beijing Automatic Science and Technology Co., Ltd. Registration number: 2018990001025 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200421 Granted publication date: 20161123 Pledgee: Bank of China, Limited by Share Ltd, Beijing subbranch Pledgor: BEIJING AUTOMIC SCIENCE&TECHNOLOGY Co.,Ltd. Registration number: 2018990001025 |