CN205619973U - Flange type of moulding plastics magneto -electric water gauge - Google Patents
Flange type of moulding plastics magneto -electric water gauge Download PDFInfo
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- CN205619973U CN205619973U CN201620191878.2U CN201620191878U CN205619973U CN 205619973 U CN205619973 U CN 205619973U CN 201620191878 U CN201620191878 U CN 201620191878U CN 205619973 U CN205619973 U CN 205619973U
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Abstract
The utility model discloses a flange type of moulding plastics magneto -electric water gauge, include, integrative injection moulding's casing, it includes and forms the ring flange at the main part both ends by cylindrical body, sets up perpendicularily to be in the last lumen at main part middle part, mate the substrate holder of ground inlay card location bottom last lumen, the impeller, insert with matcing the lower part the top tube intracavity and be used for bearing the support of battery, with last lumen pass through bolt fixed connection and will the support compress tightly in order further to compress tightly substrate holder's well lid the portion of covering is provided with the lens in. 1, realize the lightweight design of intelligent water gauge, 2, the service environment of water gauge improves, can this product be at high temperature 100, low temperature 40 use down, 3, the outward appearance of product is more pleasing to the eye, 4, there is not follow -up processing technology behind the production, 5, the product precision is higher, 6, product production cycle is shorter.
Description
Technical field
This utility model relates to water meter technical field, particularly relates to a kind of injection moulding flange-type magneto-electric 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.
Utility model content
The purpose of this utility model is for technological deficiency present in prior art, and provides a kind of injecting magnetic electric-type formula water meter.
Be the technical scheme is that by realizing the purpose of this utility model
A kind of injection moulding flange-type magneto-electric water meter, including,
The housing of integrated injection molding, it includes cylindrical body, it is formed at the ring flange at main body two ends, it is vertically disposed at the upper tube chamber in the middle part of described main body, it is formed with in order to connect with upper tube chamber and axially extended strip hole in described main body, the end face of described upper tube chamber is molded connection and has female thread metal adapter sleeve
Inlay card is positioned at the lower supporter bottom tube chamber matchingly, can be rotatably set on described lower supporter and the impeller of body interior is goed deep into by described strip hole in lower end；
In bottom inserts described upper tube chamber matchingly and in order to carry the bearing of battery,
It is bolted to connection with described upper tube chamber and described bearing is compressed with the middle cover of the lower supporter described in compression further, described middle cover top is provided with eyeglass, is fixed with circuit board in described eyeglass bottom,
And it being arranged on described middle cover top with the upper cover described eyeglass compressed, described upper cover includes open-topped upper cover body, and the cover covered in order to described opening.
Described body exterior and/or be internally formed the reinforcement being crisscross arranged or be arrangeding in parallel, described ring flange lateral surface is formed with hollow slots.
It is formed with 3-6 road axially extending and connect the first external reinforcing ribs low between the ring flange medial surface at two ends and two ends senior middle school at described body exterior, described body exterior be formed with the first described external reinforcing ribs be vertically arranged and extend on the second external reinforcing ribs on tube chamber sidewall, described body interior be centrally formed with multiple radially extend first in reinforcement, in described first, reinforcement is that the high triangle in low centre, outer end is arranged.
Described hollow slots by the concentric circular slab of multiple tracks and is constituted to extraradial radial plate, and at least two circular slab is formed sealing ring mounting groove, and the installing hole surrounding at described ring flange is connected with radial plate through circular arc plate respectively.
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 includes tubular pedestal, it is integrally formed in upper Joining clasp outside pedestal, the base plate of described pedestal is formed with receiving chamber with described installation slotted eye corresponding position protruding upwardly, the bottom of described pedestal lateral surface Joining clasp is formed with at least one caulking groove and realizes the sealing of lower supporter and upper tube chamber with positioning seal ring, and described upper lumen open end is formed with the inner stopper corresponding with described Joining clasp.
The medial surface of the described top board accommodating chamber is formed with dead slot, it is formed with slot between described receiving chamber and base vivo wall, the fuel plate support inserted matchingly in described slot can support locating batteries, simultaneously, it is formed with multiple riser on described pedestal top, described riser top is formed with lock dog, is covered by battery and is formed with, on its interior battery cover board, the lockhole mated with described lock dog.
Described middle cover is tubular, and lower end is connected by screw is fixing with female thread metal adapter sleeve and upper tube chamber, and upper end is formed with the external screw thread being connected with described upper cover, and described middle cover lower surface is formed with hollow out lattice.
Described upper tops is formed with ring groove, described cover includes can being embedded the connection ring in described ring groove matchingly, with described connection ring by the integrated lid of arch thin-walled, the opening of described upper cover can be covered and fasten by described lid.
Described housing, support, middle cover and upper cover body is respectively by glass fibre reinforced nylon injection mo(u)lding, and described lower supporter, locating piece are respectively by POM injection mo(u)lding, and described cover is made up of polypropylene.
Compared with prior art, the beneficial effects of the utility model are:
1, it is achieved the light-weight design of intellectual water meter；2, the use environment of water meter improves, and this product can use under low temperature-40 ° high temperature 100 °；3, the outward appearance of product is more attractive；4, there is no subsequent machining technology after production；5, Product Precision is higher；6, life cycle of the product is shorter.
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；
Fig. 8 show eyeglass and board structure of circuit schematic diagram；
Fig. 9 show face cover structure schematic diagram.
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 1-9, injection moulding flange-type magneto-electric water meter of the present utility model, housing 1 including integrated injection molding, it includes cylindrical body 11, it is formed at the ring flange 12 at main body two ends, is vertically disposed at the upper tube chamber 13 in the middle part of described main body, described main body is formed in order to connect axially extended strip hole with upper tube chamber, the end face of described upper tube chamber is molded connection and has female thread metal adapter sleeve
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, described middle cover top is provided with eyeglass 7, it is fixed with circuit board 9 in described eyeglass bottom, described eyeglass is PC material, touch thereon and be cast with indicative word, it is in order to by circuit board and external environment, simultaneously, preferably, it is provided with waterproof ring between eyeglass 7 and middle cover 6, the electrical parts such as circuit board are used the mode that eyeglass hangs, and on eyeglass, it is integrally formed connection post 71, it is formed with voussoir shape lock station connecting column end, it is formed with lockhole the most on circuit boards, by plug-in connected mode, reduce the use of screw, reduce cost and simplify installation, improve installation effectiveness, the situations such as the later stage dismounting inconvenience that causes are stopped because screw gets rusty etc.；
And it being arranged on described middle cover top with the upper cover 8 described eyeglass compressed, described upper cover includes open-topped upper cover body 80, and the cover 81 covered in order to described opening.
Preferably, the body of described housing, support, middle cover and upper 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, for strengthening the pressure-bearing effect of housing, described body exterior and/or be internally formed the reinforcement being crisscross arranged or be arrangeding in parallel.Specifically, it is formed with 3-6 at described body exterior, as axially extending in four roads and connect the first external reinforcing ribs 14 low between the ring flange medial surface at two ends and two ends senior middle school, described body exterior be formed with the first described external reinforcing ribs be vertically arranged and extend on the second external reinforcing ribs 15 on tube chamber sidewall.Wherein, upper tube chamber is higher with the second external reinforcing ribs of main body junction, reinforcement 16 in being formed with a plurality of axially-extending first on described main body inner wall face, simultaneously described body interior be centrally formed with multiple spaced quiet radially extend first in reinforcement, and be formed at middle part circumferentially and reinforcement 17 in vertical with reinforcement in described first circular second.In described first, reinforcement is that the high triangle in low centre, outer end is arranged, and reduces the internal turbulent flow produced, confinement of flow simultaneously, improves certainty of measurement.And the setting of inside and outside two parts reinforcement, it is to avoid body exterior formed substantial amounts of because reinforcement is crisscross arranged the grid formed so that main body is easy to cleaning treatment, improves the aesthetic property of housing, and is easy to mould development design, reduces cost.And while proof strength, the main part wall thickness of housing can be controlled, typically at 3-5mm, such as 4 millimeters.
As it is shown in figure 1, for reducing the solid thickness at ring flange, described ring flange lateral surface is formed with hollow slots.Including the trapezoidal of center or rhombus net cell, at least two seals ring mounting groove, and the side reinforcement being formed at around ring flange through hole, specifically, described hollow slots by the concentric circular slab of multiple tracks and is constituted to extraradial radial plate, being formed with sealing ring mounting groove on the outer face of at least two circular slab to realize and being tightly connected of pipeline with inlay card locating sealing ring, the installing hole surrounding at described ring flange is connected with radial plate through circular arc plate respectively.Arc plate includes and leads body concentric central plate and be separately positioned on the arc less than central plate of the radius inside and outside central part, use and use arc plate to be connected with radial plate the sidewall of connecting hole, avoid stress and concentrate the breakage produced, ensure the stability of junction, overall hollow out design reduces materials, it is to avoid the solid volume of bulk occurs, it is to avoid deformation occur, and optimize hollow slots structure, bulk strength can be effectively ensured unaffected.
Simultaneously, 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, only need to ensure the machining accuracy of hollow out lattice corresponding with locating piece, so the employing 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.
Because upper cover and middle cover use screw thread to install, the open position of cover to be ensured is exactly in the position of the most comfortable, described upper cap body 80 top is formed with ring groove, described cover 81 includes can being embedded the connection ring 811 in described ring groove matchingly, that ring is connected and integrated lid 813 is connected by arch thin-walled 812 with described, the opening of described upper cover can be covered and fasten by described lid, simultaneously described in lid 813 other end relative with thin-walled 812 be formed with the button chamber 814 of the most spherically projection easily to open cover.Described panel is made up of the polypropylene of the title of polypropylene (PP), can realize the long-life repeatedly opens and closes, utilize the open position connecting arbitrarily adjustment guarantee the most comfortable that ring rotation in ring groove realizes opening angle, and connected by thin-walled, realize unitary design, decreasing the complexity of the connected modes such as outside bearing pin, overall appearance is clean and tidy, installs and uses facility.
Water meter weight of the present utility model is 1514g, compare cast iron quality, weight minimizing is the least to 1/14, and cost is substantially reduced especially, is even reduced to 1/4th of original cost, when carrying out effective meta-analysis by CAE, we improve the environmental requirement testing test, analyze and show when water meter inner chamber is by 2MPa pressure, and the maximum stress of parts is 97MPa, it is respectively less than yield stress 135Mpa, no-failure risk in the tolerance zone of material.And when analyzing display water-meter inner chamber by 2MPa pressure, the maximum displacement of parts is 0.56mm, much smaller than 4% limit of stretch, no-failure risk.And the water meter hydraulic pressure in normally using is 0.7MPa.
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 (10)
1. an injection moulding flange-type magneto-electric water meter, it is characterised in that include,
The housing of integrated injection molding, it includes cylindrical body, it is formed at the ring flange at main body two ends, it is vertically disposed at the upper tube chamber in the middle part of described main body, it is formed with in order to connect with upper tube chamber and axially extended strip hole in described main body, the end face of described upper tube chamber is molded connection and has female thread metal adapter sleeve
Inlay card is positioned at the lower supporter bottom tube chamber matchingly, can be rotatably set on described lower supporter and the impeller of body interior is goed deep into by described strip hole in lower end；
In bottom inserts described upper tube chamber matchingly and in order to carry the bearing of battery,
It is bolted to connection with described upper tube chamber and described bearing is compressed with the middle cover of the lower supporter described in compression further, described middle cover top is provided with eyeglass, is fixed with circuit board in described eyeglass bottom,
And it being arranged on described middle cover top with the upper cover described eyeglass compressed, described upper cover includes open-topped upper cover body, and the cover covered in order to described opening.
2. injection moulding flange-type magneto-electric water meter as claimed in claim 1, it is characterised in that described body exterior and/or be internally formed the reinforcement being crisscross arranged or be arrangeding in parallel, described ring flange lateral surface is formed with hollow slots.
3. injection moulding flange-type magneto-electric water meter as claimed in claim 2, it is characterized in that, it is formed with 3-6 road axially extending and connect the first external reinforcing ribs low between the ring flange medial surface at two ends and two ends senior middle school at described body exterior, described body exterior be formed with the first described external reinforcing ribs be vertically arranged and extend on the second external reinforcing ribs on tube chamber sidewall, described body interior be centrally formed with multiple radially extend first in reinforcement, in described first, reinforcement is that the high triangle in low centre, outer end is arranged.
4. injection moulding flange-type magneto-electric water meter as claimed in claim 3, it is characterized in that, described hollow slots by the concentric circular slab of multiple tracks and is constituted to extraradial radial plate, being formed with sealing ring mounting groove at least two circular slab, the installing hole surrounding at described ring flange is connected with radial plate through circular arc plate respectively.
5. injection moulding flange-type magneto-electric water meter as claimed in claim 1, it is characterized in that, 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.
6. injection moulding flange-type magneto-electric water meter as claimed in claim 5, it is characterized in that, 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 includes tubular pedestal, it is integrally formed in upper Joining clasp outside pedestal, the base plate of described pedestal is formed with receiving chamber with described installation slotted eye corresponding position protruding upwardly, the bottom of described pedestal lateral surface Joining clasp is formed with at least one caulking groove and realizes the sealing of lower supporter and upper tube chamber with positioning seal ring, described upper lumen open end is formed with the inner stopper corresponding with described Joining clasp.
7. injection moulding flange-type magneto-electric water meter as claimed in claim 6, it is characterized in that, the medial surface of the described top board accommodating chamber is formed with dead slot, it is formed with slot between described receiving chamber and base vivo wall, the fuel plate support inserted matchingly in described slot can support locating batteries, meanwhile, is formed with multiple riser on described pedestal top, described riser top is formed with lock dog, is covered by battery and is formed with, on its interior battery cover board, the lockhole mated with described lock dog.
8. injection moulding flange-type magneto-electric water meter as claimed in claim 1, it is characterized in that, described middle cover is tubular, lower end is connected by screw is fixing with female thread metal adapter sleeve and upper tube chamber, upper end is formed with the external screw thread being connected with described upper cover, and described middle cover lower surface is formed with hollow out lattice.
9. injection moulding flange-type magneto-electric water meter as claimed in claim 1, it is characterized in that, described upper tops is formed with ring groove, described cover includes can being embedded the connection ring in described ring groove matchingly, with described connection ring by the integrated lid of arch thin-walled, the opening of described upper cover can be covered and fasten by described lid.
10. injection moulding flange-type magneto-electric water meter as claimed in claim 5, it is characterized in that, described housing, support, middle cover and upper cover body is respectively by glass fibre reinforced nylon injection mo(u)lding, and described lower supporter, locating piece are respectively by POM injection mo(u)lding, and described cover is made up of polypropylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620191878.2U CN205619973U (en) | 2016-03-14 | 2016-03-14 | Flange type of moulding plastics magneto -electric water gauge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620191878.2U CN205619973U (en) | 2016-03-14 | 2016-03-14 | Flange type of moulding plastics magneto -electric water gauge |
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| CN205619973U true CN205619973U (en) | 2016-10-05 |
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| CN201620191878.2U Active CN205619973U (en) | 2016-03-14 | 2016-03-14 | Flange type of moulding plastics magneto -electric water gauge |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784014A (en) * | 2016-03-14 | 2016-07-20 | 天津银宝山新科技有限公司 | Injection molded flange type magneto-electric water meter |
| CN112067075A (en) * | 2020-09-10 | 2020-12-11 | 安徽水联水务科技有限公司 | NB-IoT ultrasonic intelligent water meter |
-
2016
- 2016-03-14 CN CN201620191878.2U patent/CN205619973U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784014A (en) * | 2016-03-14 | 2016-07-20 | 天津银宝山新科技有限公司 | Injection molded flange type magneto-electric water meter |
| CN112067075A (en) * | 2020-09-10 | 2020-12-11 | 安徽水联水务科技有限公司 | NB-IoT ultrasonic intelligent water meter |
| CN112067075B (en) * | 2020-09-10 | 2022-05-17 | 安徽水联水务科技有限公司 | NB-IoT ultrasonic intelligent water meter |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Haizeng Inventor after: Wu Chao Inventor after: Ma Yunjie Inventor after: Wang Shuchao Inventor after: Cun Zhouyang Inventor after: Gao Fei Inventor after: Li Xian Inventor before: Li Jie Inventor before: Zhen Fangyong |
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| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160913 Address after: 100000 Haidian District, Beijing on the road to information on the international science and Technology Park, No. 2, building 21E, No. 2 Patentee after: Beijing Automatic Science and Technology Co., Ltd. Address before: 300452 Tianjin Binhai New Area Tianjin economic and Technological Development Zone, No. thirteenth Main Street, No. 46 Patentee before: TIANJIN YINBAOSHAN NEW TECHNOLOGY CO., LTD. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170407 Address after: 050000, Shijiazhuang Province, Xinhua District, Hebei cooperation Road, No. 81 Hebei machinery research and Design Institute of white laboratory Patentee after: Hebei automek Technology Co., Ltd. Address before: 100000 Haidian District, Beijing on the road to information on the international science and Technology Park, No. 2, building 21E, No. 2 Patentee before: Beijing Automatic Science and Technology Co., Ltd. |