CN2840075Y - 0.2mm sensing quantity single-tipper-hopper rainfall sensor - Google Patents
0.2mm sensing quantity single-tipper-hopper rainfall sensor Download PDFInfo
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- CN2840075Y CN2840075Y CN 200520027925 CN200520027925U CN2840075Y CN 2840075 Y CN2840075 Y CN 2840075Y CN 200520027925 CN200520027925 CN 200520027925 CN 200520027925 U CN200520027925 U CN 200520027925U CN 2840075 Y CN2840075 Y CN 2840075Y
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- tipping bucket
- rain
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Abstract
The utility model discloses a 0.2 mm sensing quantity single-tipper-hopper rainfall sensor which comprises a base and outer housing of a rain holding device, the base is provided with a base board, and the outer housing of the rain holding device is arranged on the base board of the base, wherein a rain holding mouth is arranged in the outer housing of the rain holding device, a big and a small funnels are arranged under the rain holding mouth, long filter screens are arranged on the central lines of the big and the small funnels, and small discharge spouts are arranged in aqueducts of the lower ends of the long filter screens; a water collector is arranged under the small funnel, a short filter screen is arranged on the central line of the water collector, and an exhaust pipe is arranged on the outlet of the water collector; a metering tipper hopper device which is installed in an adjustment mechanism for a tipper hopper is arranged under the exhaust pipe, and a tipper hopper spoon in the metering tipper hopper device is averagely partitioned into two hopper chambers by a tipper hopper cutting edge vertically arranged in the tipper hopper spoon; a circuit board is arranged outside the adjustment mechanism for the tipper hopper. The utility model has the advantages of accurate metering and little error, and measurement effect can achieve the first level of national metering requirements.
Description
Technical field
The utility model relates to a kind of meteorologic instrument, and in particular, the utility model relates to a kind of rain sensor.
Background technology
The rain sensor of current domestic and international production mainly contains tipping bucket type, hydrocone type, water conduction, bivalve capacitance-grid type, solid-state storage formula, the bitubular formula etc. of overflowing mutually.Tipping bucket rain gauge wherein is because it is simple in structure, it is unrestricted to measure the amount of rainfall, good reliability, maintainability are good, low cost of manufacture, measuring error meet the meteorological observation requirement, output signal is convenient to gather and characteristics such as processing, by widespread usage.But in working practice and comparative studies, we find that also there is some deficiency in domestic and international existing tipping bucket rain gauge.
For example:
Single tipping bucket rain gauge that Germany Thies company produces, because the problem of structural design, when the rainwater that compiles the different raininess that get off from raingauge receiver injects the metering tipping bucket, two small room is in the interval time of changing in addition, the fluid loss that enters small room is difference with the difference of raininess size, cause the undulatory property of tipping bucket error in dipping very big, make its technical indicator not reach the National Standard tipping-bucket rain-gauge " technical requirement.
The siphon tipping bucket rain gauge that Australia NEA company produces, for solve above-mentioned under different raininess conditions the error in dipping of tipping bucket, a siphoning installation has been installed at rain containing bin water delivering orifice place at its rain sensor, flow to U trap earlier so that compile the rainwater that gets off from rain containing bin, inject the metering tipping bucket with constant raininess again, yet, though this design has solved the error in dipping of tipping bucket under the different raininess conditions, but the siphon leakage problems has appearred, this seepage all can take place when big or small raininess, so tipping bucket error in dipping in various degree still exists.
Japan's light advances the double-deck tipping bucket rain gauge that electrical equipment industry Co., Ltd. produces, the double-deck tipping bucket rain gauge that its principle of work and China Shanghai meteorologic instrument factory produce is basic identical, the number of times that the tipping bucket up and down of this instrument diverges to can constantly change along with the variation of raininess, thereby the situation of the asynchronous upset of tipping bucket about producing, cause in the double-deck tipping bucket water yield residual, cause bigger error in dipping equally.In addition, the bad adjustment of tipping bucket basic point of this design is difficult to guarantee raininess that changes and the correct proportions that struggles against toggle frequency up and down, lacks especially in the open air under the situation of regular artificially-simulated rainfall calibration equipment, and the difficulty that unskilled worker debugs voluntarily is very big.
The valve tipping bucket rain gauge that Italy Xi Pu company produces, in order to solve the error in dipping that the tipping bucket dehydration produces, the micro valve of a dexterity has been installed at the place at the water inlet tipping bucket, this valve is by the mechanical force control of tipping bucket itself, and an empty small room in the tipping bucket parts is in when catchmenting the funnel below, and valve just is opened, make rainwater inject small room, and in the off time that two small rooms are rotated, this valve is closed, and so just makes rainwater flow into another small room again.Though this design has solved the error in dipping problem that the tipping bucket dehydration produces effectively, what occur that installation because of valving produces leaks and stops up defective, can cause that still the sensor measurement error increases, even influence the measurement result reliability problems.
At present, seldom there is above-mentioned variety of problems in the rain sensor that China designs production voluntarily too.In addition, existingly domesticly all can not measure instantaneous rainfall with quasi-instrument, though and external instrument has can measure instantaneous rainfall, but often measure overproofly, often do not reach the GB measuring requirement in using introducing.Simultaneously, existing this common issue with of error that all exists the adhesional wetting error that can not solve rain container, the distortion of water evaporates sum of errors wind direction to cause with quasi-instrument both domestic and external.
Summary of the invention
The purpose of this utility model, overcome above the deficiencies in the prior art and defective exactly, provide a kind of reasonable in design, can reduce error, accurate measurement effectively, can measure instantaneous rainfall, the measurement effect reliable 0.2mm sensibility reciprocal list tipping bucket rain gauge that more becomes.
0.2mm sensibility reciprocal list tipping bucket rain gauge of the present utility model, comprise the pedestal that is provided with base plate, be arranged on the tubular rain container shell on the described base plate and be arranged in the described rain container shell and its peristoma and rain container shell seal be one hold the rain mouth, described bottom of holding the rain mouth is provided with and holds big funnel and the little funnel that rain mouth coaxial cable is connected, the common center line place of described big funnel and little funnel is provided with long screen pack, the lower end of described long screen pack is provided with aqueduct, is provided with for a short time in the described aqueduct and lets slip a remark; The below of the described little funnel funnel-form water collector that has been coaxially set, the centerline of described water collector is provided with short screen pack, and the exit of described water collector is provided with gas outlet; The below of described gas outlet is provided with the metering bucket-tipping device that is installed in the dump-bucket adjustment mechanism, described metering bucket-tipping device by the tipping bucket spoon, vertically be arranged in the described tipping bucket spoon and be that the tipping bucket edge of a knife of two small rooms is formed the equipartition of described tipping bucket spoon, the described tipping bucket edge of a knife is provided with magnet steel frame and mass screw, and described magnet steel frame is provided with magnet steel; Described dump-bucket adjustment mechanism is taken moulding shell, being arranged on and describedly moulding the jewel bearing support that is used to support described tipping bucket spoon in the shell, be arranged on the described flat spring sheet of moulding on the shell bottom support by screw and constitute of the mouth of a river out of by on the base plate that is fixed on described pedestal and bottom, and the two ends of described flat spring sheet are symmetrically arranged with tipping bucket and support and mould post and be fixed in the described adjusting holding screw of moulding the shell bottom; The arranged outside of described dump-bucket adjustment mechanism has circuit board, and described circuit board and tongue tube, diode, resistance, connection terminal and socket disposed thereon are formed the switching signal circuit.
Described peristoma of holding the rain mouth is the cutting edge shape of 45;
The described rain area that holds that holds the rain mouth is 200cm
2
Described best internal diameter of leting slip a remark for a short time is 3mm;
Be provided with Anti-stop cover in the described big funnel;
Jewel bearing support in the described dump-bucket adjustment mechanism is the V-type groove shape;
Tipping bucket in the described dump-bucket adjustment mechanism supports and moulds post is that the cylindrical of flat recess is opened at the center;
The shell bottom of moulding of described dump-bucket adjustment mechanism is provided with the insect protected cover that is installed in the water delivering orifice place by the via hole on the described base plate.
The beneficial effects of the utility model are: weakened the various errors that the existing rain container adhesional wetting that still can not weaken with quasi-instrument, water evaporates and wind direction distortion cause effectively both at home and abroad, the accuracy of metering and the reliability of measurement effect have been improved, not only can carry out routine measurement, also can measure instantaneous rainfall, can the be up to state standards one-level level of measuring requirement of accuracy of measurement.
Description of drawings
Fig. 1 is a diagrammatic cross-section of the present utility model;
Fig. 2 is that diagrammatic cross-section is looked on the left side of Fig. 1;
Fig. 3 is the structural representation of metering bucket-tipping device in the utility model;
Fig. 4 is the left TV structure synoptic diagram of the tipping bucket edge of a knife and magnet steel frame among Fig. 3;
Fig. 5 is the structural representation of dump-bucket adjustment mechanism in the utility model;
Fig. 6 is circuit theory diagrams of the present utility model.
Embodiment
Below in conjunction with drawings and the embodiments the technical solution of the utility model is further described:
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5,0.2mm sensibility reciprocal list tipping bucket rain gauge of the present utility model, comprise the pedestal 1 that is provided with base plate and be fixedly mounted on tubular rain container shell 5 on the described pedestal 1 by base plate, be provided with in the described tubular rain container shell 5 and hold rain mouth 6, described peristoma sealing of holding rain mouth 6 connects described rain container shell 5 and is set to one with rain container shell 5, described bottom of holding rain mouth 6 is provided with described and holds big funnel 4 and the little funnel 3 that rain mouth 6 coaxial cables are linked in sequence, be provided with Anti-stop cover 7 in the described big funnel 4, the common center line place of described big funnel 4 and little funnel 3 is provided with long screen pack 15, the lower end of described long screen pack 15 is provided with aqueduct 16, is provided with in the described aqueduct 16 and lets slip a remark 8 for a short time; The below of the described little funnel 3 funnelform water collector 14 that has been coaxially set, the centerline of described water collector 14 is provided with short screen pack 17, the exit of described water collector 14 is provided with gas outlet 13, and the effect of described short screen pack 17 and gas outlet 13 is respectively to overcome the rainfall of different raininess the impact of described tipping bucket spoon 19 and guiding rainwater are entered in the described tipping bucket spoon 19; The below of described gas outlet 13 is provided with the metering bucket-tipping device 2 that is installed in the dump-bucket adjustment mechanism, described metering bucket-tipping device 2 by tipping bucket spoon 19, vertically be arranged in the described tipping bucket spoon 19 and be that the tipping bucket edge of a knife 22 of two small rooms and the magnet steel frame 23 and the mass screw 20 that are arranged on the described tipping bucket edge of a knife 22 are formed described tipping bucket spoon 19 equipartitions, described magnet steel frame 23 is provided with magnet steel 21; Described dump-bucket adjustment mechanism 18 is taken moulding shell 28, being arranged on and describedly moulding the jewel bearing support 27 that is used to support described tipping bucket spoon 19 in the shell 28, be arranged on the described flat spring sheet of moulding on shell 28 bottom supports 26 by screw and constitute of the mouth of a river out of by on the base plate that is fixed on described pedestal 1 and bottom, and the two ends of described flat spring sheet 26 are symmetrically arranged with tipping bucket and support and mould post 25 and be fixed in the described adjusting holding screw 24 of moulding shell 28 bottoms; The bottom of described rain container shell 5 is provided with the socket 10 that connects power supply; The described water delivering orifice place, shell 28 bottom of moulding is provided with the described insect protected cover 11 of moulding shell 28 of connection by the via hole on described pedestal 1 base plate; The arranged outside of described dump-bucket adjustment mechanism 18 has circuit board 12; Described circuit board 12 and tongue tube 9, diode, resistance, connection terminal and described socket 10 disposed thereon are formed the switching signal circuit, and its circuit theory as shown in Figure 6.
The improvement that the utility model is done on the basis of existing technology is as follows:
(1) be two triangle small rooms with the tipping bucket spoon 19 in the described metering bucket-tipping device 2 with the described tipping bucket edge of a knife 22 equipartitions, make it to be the bistable state Weighing mechanism of complete symmetry, and in mechanism, adopt the low frictional resistance of low inertia to hold, so that the rotation of tipping bucket spoon 19 is sensitive more, the dimensional accuracy of the gas outlet 13 by strict control water collector 14 exits and the position height of the upset edge of a knife 22 simultaneously, make the rainfall that holds of described tipping bucket spoon 19 each small room meet measuring requirement, to weaken phenomenon of losing water and the infiltration phenomenon that the tipping bucket spoon may occur when overturning, when last small room converts down small room to, can make small room emptying rainwater.In addition, the utility model has also carried out the special process processing with the material surface of the upset edge of a knife 22 on the tipping bucket spoon 19, makes the material surface fiber of the upset edge of a knife 22 consistent with the flow direction of rainwater, thus the accuracy of measuring when improving instrument and working;
(2) in order to weaken the error that the distortion of adhesional wetting error, water evaporates sum of errors wind direction causes, and make and enter that the rainfall of holding the rain mouth is outer spatters, described peristoma of holding rain mouth 6 is set to the cutting edge shape of 45, and simultaneously the rain area that holds that holds rain mouth 6 being set is 200cm
2Small-bore size (at present the domestic rain area that holds with quasi-instrument mostly is 314cm greatly
2);
(3) in order to overcome the interference of raininess to the tipping bucket metering, for a short time 8 the best internal diameter of leting slip a remark in the described aqueduct 16 is set to 3mm, make from holding rain mouth 6 and compile the input rainfall that gets off and equate through too small 8 the output rainfall when injecting tipping bucket spoons 19 of leting slip a remark, be not subjected to the influence of raininess size with the metering result who guarantees metering bucket-tipping device 2, and can measure instantaneous rainfall;
(4) dump-bucket adjustment mechanism 18 is set, regulates the height that post 25 is moulded in described tipping bucket support by the elastic reaction of wherein said flat spring sheet 26 and the adjusting tightening effect of adjusting holding screw 24, to demarcate the pendulum angle of tipping bucket spoon 19 in the described metering bucket-tipping device 2;
(5) tilt-stable and about 19 two small room swings of the tipping bucket spoon balance in order to improve the metering tipping bucket, avoid tipping bucket to support the reacting force of moulding 25 pairs of tipping bucket spoons 19 of post, described tipping bucket supports moulds the enhancing polyformaldehyde material that post 25 adopts tool absorbing effect, and it is set to the center and opens the cylindrical of flat recess, stationarity during with assurance tipping bucket spoon 19 upset low waters, make it not rebound, do not swing, ensured the stability and the reliability of rain sensor work quality of the present utility model;
(6) in order to make tipping bucket spoon 19 when working, can reduce friction, rotate sensitivity and make the small room balance, the jewel bearing support 27 that supports described tipping bucket spoon 19 is set to the V-type groove shape;
(7) to avoid foreign matters such as sand and dust, insect, blade of grass to enter instrument internal in order working under the condition in the open air and to stop up inlet opening and apopore and interferometry, the utility model has also designed an Anti-stop cover 7 and an insect protected cover 11: described Anti-stop cover 7 is arranged on the top of described big funnel 4 discharge orifices, its more important role, be to weaken the absorption affinity of the wind speed of open-air wind field, avoid rain sensor the problem of error count to occur tipping bucket spoon 19; Described insect protected cover 11 is installed in by the via hole on described pedestal 1 base plate and describedly moulds the water delivering orifice place of shell 28 bottoms and be communicated with described dump-bucket adjustment mechanism 18, and this setting simple in structure small and exquisitely installed easily flexibly, and cleaning is convenient.
The course of work of the present utility model is such: receive a day aerial rainfall by the described rain mouth 6 that holds, make the rainwater that compiles enter funnelform water collector 14 by described big funnel 4 and little funnel 3, flow into then in the metering bucket-tipping device 2 by the tipping bucket edge of a knife 22 and be divided in the small room of tipping bucket spoon 19 of two small rooms, when the rainwater that flows in this small room reach a certain amount of after, described tipping bucket spoon 19 overturns under the effect of rainwater weight, turn rainwater in this small room begins to receive rainwater by another small room simultaneously.So, described tipping bucket spoon 19 constantly repeats above-mentioned work, just makes constantly circulation metering of metering bucket-tipping device 2.Its measuring principle is: when a small room in tipping bucket spoon 19 flows into the rainfall amount of 0.2mm, tipping bucket spoon 19 just overturns once, the tongue tube 9 that 21 pairs of magnet steel that are arranged in the described metering bucket-tipping device 2 on the magnet steel frame 23 are fixed on the described circuit board 12 carries out single pass, make its switch contact closure once, thereby export the pulse signal (i.e. 1 pulse signal=0.2mm rainfall amount) of a unit rain amount, then, by microsystem or counter device the pulse signal that described tongue tube 9 provides is counted processing, can obtain corresponding rainfall amount data.
0.2mm sensibility reciprocal list tipping bucket rain gauge of the present utility model compared with prior art, its advantage is: rational in infrastructure, novel, technical indicator meets National Standard GB/T11832-2002 tipping-bucket rain-gauge " regulation, weakened the existing various errors that cause with the still indeterminable rain container adhesional wetting of quasi-instrument, water evaporates and wind direction distortion effectively both at home and abroad, accuracy of measurement can reach the one-level level of national measuring requirement.The blank that domestic tipping bucket rain gauge list tipping bucket designs had both been filled up in the tipping bucket design of this technology, had also weakened some defective that present external single tipping bucket rain gauge structure exists, and had a good application prospect.
More than be schematic to description of the present utility model; shown in the accompanying drawing also is a kind of embodiment of the present utility model; so; if those of ordinary skill in the art is enlightened by it; under the situation that does not break away from the utility model creation aim; make other similar techniques scheme and embodiment, all should belong to protection domain of the present utility model.
Claims (9)
1. 0.2mm sensibility reciprocal list tipping bucket rain gauge, comprise the pedestal that is provided with base plate, be arranged on the tubular rain container shell on the described base plate and be arranged in the described rain container shell and its peristoma and rain container shell seal be one hold the rain mouth, it is characterized in that, described bottom of holding the rain mouth is provided with and holds big funnel and the little funnel that rain mouth coaxial cable is connected, the common center line place of described big funnel and little funnel is provided with long screen pack, the lower end of described long screen pack is provided with aqueduct, is provided with for a short time in the described aqueduct and lets slip a remark; The below of the described little funnel funnel-form water collector that has been coaxially set, the centerline of described water collector is provided with short screen pack, and the exit of described water collector is provided with gas outlet; The below of described gas outlet is provided with the metering bucket-tipping device that is installed in the dump-bucket adjustment mechanism, described metering bucket-tipping device by the tipping bucket spoon, vertically be arranged in the described tipping bucket spoon and be that the tipping bucket edge of a knife of two small rooms is formed the equipartition of described tipping bucket spoon, the described tipping bucket edge of a knife is provided with magnet steel frame and mass screw, and described magnet steel frame is provided with magnet steel; Described dump-bucket adjustment mechanism is taken moulding shell, being arranged on and describedly moulding the jewel bearing support that is used to support described tipping bucket spoon in the shell, be arranged on the described flat spring sheet of moulding on the shell bottom support by screw and constitute of the mouth of a river out of by on the base plate that is fixed on described pedestal and bottom, and the two ends of described flat spring sheet are symmetrically arranged with tipping bucket and support and mould post and be fixed in the described adjusting holding screw of moulding the shell bottom; The arranged outside of described dump-bucket adjustment mechanism has circuit board, and described circuit board and tongue tube, diode, resistance, connection terminal and socket disposed thereon are formed the switching signal circuit.
2. 0.2mm sensibility reciprocal list tipping bucket rain gauge according to claim 1, it is characterized in that, described dump-bucket adjustment mechanism is by moulding shell, be arranged on and describedly mould jewel bearing support in the shell, be arranged on the described flat spring sheet of moulding on the shell bottom support by screw and constitute, and the two ends of described flat spring sheet are symmetrically arranged with tipping bucket and support and mould post and be fixed in the described adjusting holding screw of moulding the shell bottom.
3. 0.2mm sensibility reciprocal list tipping bucket rain gauge according to claim 1 is characterized in that described peristoma of holding the rain mouth is the cutting edge shape of 45.
4. 0.2mm sensibility reciprocal list tipping bucket rain gauge according to claim 1 is characterized in that, the described rain area that holds that holds the rain mouth is 200cm
2
5. 0.2mm sensibility reciprocal list tipping bucket rain gauge according to claim 1 is characterized in that described internal diameter of leting slip a remark for a short time is 3mm.
6. 0.2mm sensibility reciprocal list tipping bucket rain gauge according to claim 1 is characterized in that, is provided with Anti-stop cover in the described big funnel.
7. 0.2mm sensibility reciprocal list tipping bucket rain gauge according to claim 1 is characterized in that the jewel bearing support in the described dump-bucket adjustment mechanism is the V-type groove shape.
8. 0.2mm sensibility reciprocal list tipping bucket rain gauge according to claim 1 is characterized in that, the tipping bucket in the described dump-bucket adjustment mechanism supports and moulds post is that the cylindrical of flat recess is opened at the center.
9. 0.2mm sensibility reciprocal list tipping bucket rain gauge according to claim 1 is characterized in that, the shell bottom of moulding of described dump-bucket adjustment mechanism is provided with the insect protected cover that is installed in the water delivering orifice place by the via hole on the described base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520027925 CN2840075Y (en) | 2005-10-27 | 2005-10-27 | 0.2mm sensing quantity single-tipper-hopper rainfall sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520027925 CN2840075Y (en) | 2005-10-27 | 2005-10-27 | 0.2mm sensing quantity single-tipper-hopper rainfall sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2840075Y true CN2840075Y (en) | 2006-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520027925 Expired - Lifetime CN2840075Y (en) | 2005-10-27 | 2005-10-27 | 0.2mm sensing quantity single-tipper-hopper rainfall sensor |
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| CN (1) | CN2840075Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330839A (en) * | 2014-11-21 | 2015-02-04 | 成都蓝宇科维科技有限公司 | Self-gathering rainfall station |
| CN104535132A (en) * | 2015-01-04 | 2015-04-22 | 肖雪峰 | Remote gauged rainfall gauging station |
| CN106291768A (en) * | 2016-07-28 | 2017-01-04 | 无锡信大气象传感网科技有限公司 | A kind of can be from the pluviometer measuring device of main regulation tipping bucket height |
| CN108196319A (en) * | 2017-12-20 | 2018-06-22 | 桂林理工大学 | The portable manufacturing method for penetrating rain measuring device |
| CN109490990A (en) * | 2019-01-04 | 2019-03-19 | 杭州佐格通信设备有限公司 | Tipping bucket and rain gage bucket |
-
2005
- 2005-10-27 CN CN 200520027925 patent/CN2840075Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330839A (en) * | 2014-11-21 | 2015-02-04 | 成都蓝宇科维科技有限公司 | Self-gathering rainfall station |
| CN104535132A (en) * | 2015-01-04 | 2015-04-22 | 肖雪峰 | Remote gauged rainfall gauging station |
| CN104535132B (en) * | 2015-01-04 | 2018-08-21 | 肖雪峰 | Remote gauged rainfall gaging station |
| CN106291768A (en) * | 2016-07-28 | 2017-01-04 | 无锡信大气象传感网科技有限公司 | A kind of can be from the pluviometer measuring device of main regulation tipping bucket height |
| CN108196319A (en) * | 2017-12-20 | 2018-06-22 | 桂林理工大学 | The portable manufacturing method for penetrating rain measuring device |
| CN108196319B (en) * | 2017-12-20 | 2023-11-17 | 桂林理工大学 | Method for manufacturing portable penetrating rain measuring device |
| CN109490990A (en) * | 2019-01-04 | 2019-03-19 | 杭州佐格通信设备有限公司 | Tipping bucket and rain gage bucket |
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Owner name: TIANJIN TIANYI GROUP INSTRUMENTATION CO., LTD. Free format text: FORMER OWNER: TIANJIN METEOROLOGICAL INSTRUMENT FACTORY Effective date: 20081107 |
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Effective date of registration: 20081107 Address after: Tianjin Huayuan Industrial Park (outer ring) Haitai development 2 Road 1, zip code: 300384 Patentee after: Tianjin Tianyi Group Instrument Co., Ltd. Address before: No. 92 Changjiang Road, Tianjin, Nankai District: 300110 Patentee before: Tianjin Meteorological Instrument Factory |
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Owner name: ZHONGHUAN TIG CO., LTD. Free format text: FORMER OWNER: TIANJIN TIG INSTRUMENTS GROUP CO., LTD. Effective date: 20101201 |
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Effective date of registration: 20101201 Address after: 300384 Tianjin Huayuan Industrial Park (outer ring) hi tech development two Road No. 1 Patentee after: Zhonghuan TIG Co., Ltd. Address before: 300384 Tianjin Huayuan Industrial Park (outer ring) Haitai development 2 Road No. 1 Patentee before: Tianjin Tianyi Group Instrument Co., Ltd. |
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Owner name: ZHONGHUAN TIG (TIANJIN) METEOROLOGICAL INSTRUMENTS Free format text: FORMER OWNER: ZHONGHUAN TIG CO., LTD. Effective date: 20120210 |
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Effective date of registration: 20120210 Address after: 300384 Huayuan Industrial Zone (outer ring) Haitai development two Road No. 1 Building No. 2 layer Patentee after: Central sky instrument (Tianjin) weather instrument Co., Ltd. Address before: 300384 Tianjin Huayuan Industrial Park (outer ring) hi tech development two Road No. 1 Patentee before: Zhonghuan TIG Co., Ltd. |
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