CN209247083U - A kind of high-precision Internet of Things flowmeter with anti-interference ability - Google Patents
A kind of high-precision Internet of Things flowmeter with anti-interference ability Download PDFInfo
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- CN209247083U CN209247083U CN201920033035.3U CN201920033035U CN209247083U CN 209247083 U CN209247083 U CN 209247083U CN 201920033035 U CN201920033035 U CN 201920033035U CN 209247083 U CN209247083 U CN 209247083U
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- magnet block
- flowmeter
- interference ability
- water pipe
- transmission shaft
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Abstract
The utility model discloses a kind of high-precision Internet of Things flowmeter with anti-interference ability, including water pipe and the table body being arranged on water pipe, it further include the propeller being rotatably arranged in water pipe, the shaft upper end end of propeller is provided with lower magnet block；Table body includes the shell being arranged on water pipe and is rotatably arranged on the intracorporal transmission shaft of shell；The bottom of transmission shaft, which is provided with, faces the upper magnet block of lower magnet block simultaneously, phase gap setting and mutually attract between lower magnet block and upper magnet block, it is socketed at the top of transmission shaft and blocks item, the two sides up and down for blocking item are respectively arranged with the infrared transmitting tube and infrared receiving tube faced, infrared receiving tube and infrared transmitting tube are separately positioned on one layer circuit board and once on layer circuit boards, and upper layer circuit board is coupled with communicating circuit；Originally practical to have the advantages that strong antijamming capability, measurement accuracy are high, cloud measurement data be uploaded in real time.
Description
Technical field
The utility model relates to field of measuring techniques, more specifically, it relates to a kind of with the high-precision of anti-interference ability
Spend Internet of Things flowmeter.
Background technique
Metering is industrial eyes.Flow measurement is one of the component part of measuring science technology, it and its people pass through
Ji, national defense construction, scientific research have close relationship.This work is carried out, to guarantee product quality, improves production efficiency, rush
Development into science and technology all plays an important role, especially higher and higher in energy crisis, industrial production automation degree
Current era, status of the flowmeter in national economy and effect it is more obvious.Flowmeter be divided into again have differential pressure flowmeter,
Spinner flowmeter, restriction flowmeter, slit flowmeter, volume-displacement, electromagnetic flowmeter, ultrasonic flowmeter etc..By Jie
Qualitative classification: fluid flowmeter and gas flowmeter.
A kind of New Electromagnetic Flowmeter, including a convection current are disclosed in the Chinese patent that notification number is CN207366027U
Graduated cylinder connecting flange, flow connecting cylinder, flowmeter mounting cylinder, a pair of of flange seal ring, flowmeter mounting base, a pair of of flowmeter connect
Acting flange, flowmeter protection shell, flow meter body, multiple fixing bolts, multiple flanged joint screw holes, the connection of multiple flowmeters
End and connection wire loop；Flow cylinder connecting flange connects flow connecting cylinder and flange seal ring, and flanged joint screw hole is located at flow cylinder
On connecting flange, flowmeter mounting cylinder connects flow connecting cylinder and flowmeter mounting base, and flowmeter connecting flange is located at flowmeter peace
It fills on seat and flowmeter protection shell, flowmeter connecting flange is connected by fixing bolt, and flow meter body is protected embedded in flowmeter
It protects in shell, flowmeter connection end is located on flowmeter protection shell, and connection wire loop is located on flowmeter connecting flange.The skill
Solve the real-time detection of water flow in art scheme, but in actual measurement electromagnetic type flow meter measurement fluid flow precision by
Liquid conductivity is affected, and there are also certain rooms for promotion for the precision of fluid flow detection.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of height with anti-interference ability
Precision Internet of Things flowmeter, measurement accuracy with higher.
To achieve the above object, the utility model provides following technical solution:
A kind of high-precision Internet of Things flowmeter with anti-interference ability, including water pipe and setting are in the water service pipe
Table body on road, further includes the propeller being rotatably arranged in water pipe, and the shaft upper end end of propeller is provided with lower magnetic
Iron block；
The table body includes the shell being arranged on the water pipe and is rotatably arranged on the intracorporal transmission shaft of shell；
The bottom of transmission shaft be provided with faces the lower magnet block and upper magnet block, lower magnet block and upper magnet block it
Between phase gap setting and mutually attract,
It is socketed at the top of transmission shaft and blocks item, the two sides up and down for blocking item are respectively arranged with the infrared hair faced
Penetrate pipe and infrared receiving tube, infrared receiving tube and infrared transmitting tube are separately positioned on one layer circuit board and once layer circuit board
On, the upper layer circuit board is coupled with communicating circuit.
By using above-mentioned technical proposal, when water passes through water pipe, propeller rotational, the shaft of propeller will drive
On lower magnet block so that drive upper magnet block and transmission shaft rotation, item is blocked to rotate around transmission shaft in transmission shaft upper end,
The intermittent infrared transmitting tube that blocks issues the infrared light of infrared receiving tube, so that the pulse signal of certain frequency is formed, according to
This frequency, thus calculate water flow number, as long as around the setting of transmission shaft surrounding to block rule number more, then transmission shaft
Turn around it is multiple block item block infrared receiving tube number it is more, more pulse signal can be issued by being equivalent to, essence
Degree is higher, is capable of the throughput of accurately real-time detection liquid.Setting, dry type are isolated with water pipe for circuit board simultaneously
Measurement, is able to ascend the service life of circuit.
Further, external tapping is offered on the water pipe side wall of the lower magnet block face；
The shell includes the upper housing and lower case for being separately positioned on upper and lower two sides and being connected, and the lower case is in
Column, the transmission shaft are rotatably arranged in lower case；
The lower end spiral of lower case is connected on the external tapping.
By using above-mentioned technical proposal, if being arranged in this way, upper magnet block and lower magnet block are oppositely arranged, and are all divided
Not being mounted in lower case and water pipe protects, and outside can not directly interfere with the rotation of magnet block and lower magnet block,
Strong antijamming capability, so as to more accurate measurement fluid flow；And the detachable setting of lower case, it is convenient for the later period pair
The maintenance, repair of inner body.
Further, it is also threadedly coupled a fastening nut on the screw thread of the lower end outer wall of the lower case, water pipe exists
The outer wall of external tapping surrounding is provided with an abutment plane, and the fastening nut is pushed against in the abutment plane.
It by using above-mentioned technical proposal, is connected to outside lower case by nut thread, the lower thread connection of lower case
On external tapping, herein under the premise of, then by tightening, being pushed against in abutment plane by fastening nut, so as to by lower casing
Body is more stably mounted on water pipe.
Further, multiple fixed columns are provided on the upper housing, the upper end of fixed column is inward-facing to be provided with screw thread
Hole, upper layer circuit board and lower circuit plate are fastened in fixed column by wearing screw fixation, the screw and the threaded hole
Mutually it is threadedly coupled.
By using above-mentioned technical proposal, because when with a conjunction measuring fluid flow is blocked, upper layer circuit board and one
Infrared receiving tube and infrared transmitting tube on lower circuit plate must correspond, could be accurate right in the state faced
Quasi-, receiving and transmitting signal can make two pieces of circuit board accurate positionins be mounted on upper housing by the cooperation of above-mentioned fastening column and screw
It is interior.
Further, debugging opening is offered at the top of the upper housing, one lid of threaded upper ends twist-on of upper housing will
The debugging opening mutually seals.
By using above-mentioned technical proposal, on upper housing, such upper housing can be opened easily internally lid twist-on
The part in portion carries out, maintenance, debugging, and has preferable leakproofness after lid is tightened, conducive to circuit board service life and
Function and protecting.
Further, the upper layer circuit board powers on one supply lines of connection, and the outer wall of the upper housing is on the downside of lid
Position offers threading hole, and the supply lines is pierced by from the threading hole.
By using above-mentioned technical proposal, allow entire circuit using external power supply, keeps confession free of discontinuities for a long time
Electricity.
Further, it is provided with signal processing circuit on upper layer circuit board, it is signal processing circuit and infrared transmitting tube, infrared
Reception pipe, communicating circuit mutually couple, and the signal processing circuit thinks processing chip using the sea of model STM8L152K4T6.
By using above-mentioned technical proposal, the pulse signal that infrared receiving tube is sent can think processing chip by the sea
It is efficiently handled, in addition processing chip is thought in the sea to control communicating circuit, upload the real-time of the cloud table
Measurement data.
Further, the optocoupler signal isolation of a model TLP187 is coupled between signal processing circuit and infrared receiving tube
Device U5.
It by using above-mentioned technical proposal, realizes signal isolation, filters certain clutter, more to the detection of fluid flow
Accurately.
Further, the communicating circuit includes Communication processing chip and MICRO_SIM card insertion circuit, the Communication processing
Chip uses the NB communication module of model RG-NB6110.
By using above-mentioned technical proposal, the Data transmitting and receiving between background server is realized, it can be with that plug
The SIM card of networked data transmission realizes communication function into MICRO-SIM card insertion circuit.
Further, overlapping is socketed with two groups and blocks item above and below the top of transmission shaft.
By using above-mentioned technical proposal, item is blocked for two groups when rotation, after so that the two is overlaped, is only equivalent to one group
The occlusion effect of item is blocked, is at this time a lower measurement accuracy, the frequency of trigger signal processing circuit is less, is not touching
Signal processing circuit can enter dormant state when hair, and relative energy-saving can increase that flowmeter of built-in power
Long continuation of the journey；And when rotation two groups block item, when making two groups to block item to mutually stagger, be equivalent to transmission shaft and circle infrared receiving tube
As soon as the pulse signal of times number can be received, then the promotion that measurement accuracy is greatly improved more.Both of which is each useful
Place, when handover is needed, blocking item rotation debugging to this two groups can.
Compared with prior art, the utility model has the advantages that:
(1) when water passes through water pipe, it will drive propeller rotational, the transmission through transmission shaft forms intermittent arteries and veins
Signal is rushed, so as to accurately measure fluid flow, but setting is isolated with water pipe for circuit board simultaneously, and dry type is surveyed
Amount, is able to ascend the service life of circuit；
(2) lower case and lid are all detachably to be arranged, the maintenance, repair convenient for the later period to inner body, while upper magnetic
Iron block and lower magnet block are oppositely arranged, and are all separately mounted to protect in lower case and water pipe, and outside can not be direct
Interfere with the rotation of magnet block and lower magnet block, strong antijamming capability, so as to more accurate measurement fluid flow；
(3) pulse signal that infrared receiving tube is sent can efficiently be handled by sea think of processing chip, in addition
Processing chip is thought in the sea to control communicating circuit, upload the real-time measuring data of the cloud table.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the high-precision Internet of Things flowmeter of embodiment one；
Fig. 2 is the schematic diagram of internal structure of the high-precision Internet of Things flowmeter of embodiment one；
Fig. 3 be embodiment one high-precision Internet of Things flowmeter inner body structural schematic diagram, show propeller,
Lower magnet block, transmission shaft, blocks item, upper layer circuit board, lower circuit plate, infrared transmitting tube, infrared receiving tube at upper magnet block
Relative position and structure；
Fig. 4 is the structural schematic diagram of the inner body of the high-precision Internet of Things flowmeter of embodiment two, shows two groups of screenings
Blend stop, upper layer circuit board, lower circuit plate, infrared transmitting tube, the relative position of infrared receiving tube and structure；
Fig. 5 is the circuit diagram of signal processing circuit in embodiment one, shows sea and thinks processing chip U4 and its mutually couple
Interface circuit；
Fig. 6 is optocoupler signal isolator U5 coupling between signal processing circuit and the interface of infrared receiving tube in embodiment one
The circuit diagram connect；
Fig. 7 is the circuit diagram of clock circuit in embodiment one；
Fig. 8 is the circuit diagram of communicating circuit in embodiment one, the interface for showing Communication processing chip U1 and its mutually coupling
Circuit；
Fig. 9 is the circuit diagram for turning volt circuit that voltage is converted in embodiment one.
Appended drawing reference: 1, water pipe；2, table body；3, propeller；4, shaft；5, lower magnet block；6, external tapping；7, it is driven
Axis；8, upper housing；9, lower case；10, fastening nut；11, abutment plane；12, debugging opening；13, lid；14, upper magnet block；
15, item is blocked；18, upper layer circuit board；19, lower circuit plate；20, supply lines；21, threading hole；22, fixed column；23, screw；
24, signal processing circuit；25, infrared transmitting tube；26, infrared receiving tube；27, communicating circuit.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
Embodiment one, as depicted in figs. 1 and 2, a kind of high-precision Internet of Things flowmeter with anti-interference ability, including it is logical
Waterpipe 1, the table body 2 being arranged on water pipe 1, propeller 3.The lower end of the shaft 4 of propeller 3 is rotatably installed in logical
On the inner wall of waterpipe 1.The 4 upper end end of shaft of propeller 3 is fixed with lower magnet block 5.The water pipe of lower 5 face of magnet block
External tapping 6 is offered on 1 side wall.
As shown in Figures 2 and 3, table body 2 includes the shell being arranged on water pipe 1 and is rotatably arranged on the intracorporal biography of shell
Moving axis 7.Shell includes the upper housing 8 and lower case 9 for being separately positioned on upper and lower two sides and being connected, and lower case 9 is in the form of a column, and is passed
Moving axis 7 is rotatably arranged in lower case 9；The lower end spiral of lower case 9 is connected on external tapping 6.
As depicted in figs. 1 and 2, a fastening nut 10, water service pipe are also threadedly coupled on the screw thread of the lower end outer wall of lower case 9
Road 1 is provided with an abutment plane 11 in the outer wall of 6 surrounding of external tapping, and fastening nut 10 is pushed against in abutment plane 11.
As shown in Figures 2 and 3, the top of upper housing 8 offers debugging opening 12, the threaded upper ends twist-on one of upper housing 8
Lid 13 seals debugging 12 phases of opening.
The bottom of transmission shaft 7, which is fixed with, faces the upper magnet block 14 of lower magnet block 5 simultaneously, lower magnet block 5 and upper magnet block
Phase gap setting and mutually attract between 14.
There are three branch interval setting compositions to block item 15 for the top socket of transmission shaft 7, and the end of three branches is connected in one
It rises and covers on the top of transmission shaft 7.The two sides up and down for blocking item 15 are respectively arranged with the infrared transmitting tube 25 faced and infrared
Reception pipe 26, infrared receiving tube 26 and infrared transmitting tube 25 are separately positioned on one layer circuit board 18 and once layer circuit board 19
On.A supply lines 20 is electrically connected on upper layer circuit board 18, the outer wall of upper housing 8 offers threading hole in the position of 13 downside of lid
21, supply lines 20 is pierced by from threading hole 21.Allow entire circuit using external power supply, keeps power supply free of discontinuities for a long time.
There are four fixed column 22, the upper end of fixed column 22 is inward-facing to be provided with threaded hole, upper layer electricity for setting on upper housing 8
Road plate 18 and lower circuit plate 19 are fastened in fixed column 22 by wearing the fixation of screw 23, and screw 23 connects with threaded hole phase screw thread
It connects.So that infrared receiving tube 26 and infrared transmitting tube 25 it is facing each other setting, and infrared receiving tube 26 and infrared transmitting tube 25
In space between upper layer circuit board 18 and once layer circuit board 19, there is blocking for upper layer circuit board 18, timely lid 13 is beaten
Open, external light also can not direct interference to infrared transmitting tube 25 infrared receiver accuracy.
As shown in figure 5, being coupled with signal processing circuit 24 and communicating circuit 27, signal processing circuit on upper layer circuit board 18
24 couple with infrared transmitting tube 25, infrared receiving tube 26,27 phase of communicating circuit, and signal processing circuit 24 uses model
Think processing chip U4 in the sea of STM8L152K4T6.The pulse signal that infrared receiving tube 26 is sent can think processing core by the sea
Piece is efficiently handled, and in addition processing chip is thought in the sea to control communicating circuit 27, uploads the cloud table
Real-time measuring data.
As shown in fig. 6, coupling the optocoupler letter of a model TLP187 between signal processing circuit 24 and infrared receiving tube 26
Number isolator U5.It realizes signal isolation, filters certain clutter, it is more accurate to the detection of fluid flow.
As shown in figure 8, communicating circuit 27 includes Communication processing chip U1 and MICRO_SIM card insertion circuit, Communication processing core
Piece U1 uses the NB communication module of model RG-NB6110.Realize the Data transmitting and receiving between background server, it can be with
The SIM card of grafting data transmission of internet of things realizes communication function into MICRO-SIM card insertion circuit.
Fig. 5 is the circuit diagram of signal processing circuit 24 in embodiment one, shows sea and thinks processing chip U4 and its mutually couple
Interface circuit；
Fig. 6 be in embodiment one optocoupler signal isolator U5 signal processing circuit 24 and infrared receiving tube 26 interface it
Between the circuit diagram that couples；
Fig. 7 is the circuit diagram of clock circuit in embodiment one, and issue clock signal by it makes for signal processing circuit 24
With the function of timing wake-up signal processing circuit 24 also can be set in addition combined with server；
Fig. 8 is the circuit diagram of communicating circuit 27 in embodiment one, shows Communication processing chip U1 and its what is mutually coupled connect
Mouth circuit；
Fig. 9 is the circuit diagram for turning volt circuit that voltage is converted in embodiment one.It is inputted when there is external power supply through VCC_IN
Power supply.After VCC_IN is disconnected, by lithium battery power supply, i.e. the interface of VCC_3V3 is accessed.
The high-precision Internet of Things flow meters work principle of the present embodiment are as follows: when water passes through water pipe 1, will drive spiral
Paddle 3 rotates, the lower magnet block 5 in the shaft 4 of propeller 3 and then drive above magnet block 14 and the rotation of transmission shaft 7, on transmission shaft 7
Item 15 is blocked to rotate around transmission shaft 7 in end, and the intermittent infrared transmitting tube 25 that blocks issues the infrared of infrared receiving tube 26
Light, to form the pulse signal of certain frequency, according to this frequency, thus calculate water flow number, can be accurately real
When detect liquid throughput；When there is pulse signal to be sent to signal processing circuit 24, trigger signal processing circuit 24 is counted
Number, and the number remembered is sent to server through telecommunication circuit in real time, real-time remote monitoring is realized, when long-time does not have pulse
After signal comes, signal processing circuit 24 enters dormant state energy conservation, wakes up counting until next pulse signal arrives, uploads.
Embodiment two, as depicted in figs. 1 and 2, a kind of high-precision Internet of Things flowmeter with anti-interference ability, with implementation
The difference of example one is, is overlapped described in being socketed with two groups above and below the top of transmission shaft 7 and blocks item 15.
Item 15 is blocked for two groups when rotation, after so that the two is overlaped, is only equivalent to one group of occlusion effect for blocking item 15,
It is at this time a lower measurement accuracy, the frequency of trigger signal processing circuit 24 is less, the signal processing electricity when not triggering
Road 24 can enter dormant state, and relative energy-saving can increase continuation of the journey for that flowmeter of built-in power；And works as and turn
Dynamic two groups block item 15, when making two groups to block item 15 to mutually stagger, be equivalent to transmission shaft 7 circle infrared receiving tube 26 can be more
As soon as the pulse signal of times number is received, then the promotion that measurement accuracy is greatly improved.As shown in Figure 4 is exactly two groups of screenings
Blend stop 15 mutually staggers.Both of which is each useful, when handover is needed, blocks the rotation debugging of item 15 to this two groups
?.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of high-precision Internet of Things flowmeter with anti-interference ability, including water pipe (1) and setting are in the water flowing
Table body (2) on pipeline (1), which is characterized in that further include the propeller (3) being rotatably arranged in water pipe (1), propeller
(3) shaft (4) upper end end is provided with lower magnet block (5)；
The table body (2) includes the shell being arranged on the water pipe (1) and is rotatably arranged on the intracorporal transmission shaft of shell
(7)；
The bottom of transmission shaft (7) be provided with faces the lower magnet block (5) and upper magnet block (14), lower magnet block (5) with
Phase gap setting and mutually attract between upper magnet block (14),
It is socketed with and blocks item (15) at the top of transmission shaft (7), the two sides up and down for blocking item (15), which are respectively arranged with, to be faced
Infrared transmitting tube (25) and infrared receiving tube (26), infrared receiving tube (26) and infrared transmitting tube (25) are separately positioned on one
On layer circuit board (18) and once layer circuit board (19), the upper layer circuit board (18) is coupled with communicating circuit (27).
2. a kind of high-precision Internet of Things flowmeter with anti-interference ability according to claim 1, which is characterized in that institute
It states and offers external tapping (6) on water pipe (1) side wall of lower magnet block (5) face；
The shell includes the upper housing (8) and lower case (9) for being separately positioned on upper and lower two sides and being connected, the lower case
(9) it is in the form of a column, the transmission shaft (7) is rotatably arranged in lower case (9)；
The lower end spiral of lower case (9) is connected on the external tapping (6).
3. a kind of high-precision Internet of Things flowmeter with anti-interference ability according to claim 2, which is characterized in that institute
It states and is also threadedly coupled on the screw thread of the lower end outer wall of lower case (9) fastening nut (10), water pipe (1) is in external tapping (6)
The outer wall of surrounding is provided with an abutment plane (11), and the fastening nut (10) is pushed against on the abutment plane (11).
4. a kind of high-precision Internet of Things flowmeter with anti-interference ability according to claim 2, which is characterized in that institute
It states and is provided on upper housing (8) multiple fixed columns (22), the upper end of fixed column (22) is inward-facing to be provided with threaded hole, upper layer electricity
Road plate (18) and lower circuit plate (19) are fastened on fixed column (22) by wearing screw (23) fixation, the screw (23) with
The threaded hole is mutually threadedly coupled.
5. a kind of high-precision Internet of Things flowmeter with anti-interference ability according to claim 2, which is characterized in that institute
It states and offers debugging opening (12) at the top of upper housing (8), one lid of threaded upper ends twist-on (13) of upper housing (8) is by the tune
Runin mouth (12) mutually seals.
6. a kind of high-precision Internet of Things flowmeter with anti-interference ability according to claim 5, which is characterized in that institute
It states and is electrically connected on layer circuit board (18) supply lines (20), position of the outer wall of the upper housing (8) on the downside of lid (13)
It offers threading hole (21), the supply lines (20) is pierced by from the threading hole (21).
7. a kind of high-precision Internet of Things flowmeter with anti-interference ability according to claim 1, which is characterized in that on
It is provided on layer circuit board (18) signal processing circuit (24), signal processing circuit (24) and infrared transmitting tube (25) infrared connect
Closed tube (26), communicating circuit (27) mutually couple, and the signal processing circuit (24) uses the Hai Si of model STM8L152K4T6
Handle chip.
8. a kind of high-precision Internet of Things flowmeter with anti-interference ability according to claim 7, which is characterized in that letter
The optocoupler signal isolator U5 of a model TLP187 number is coupled between processing circuit (24) and infrared receiving tube (26).
9. a kind of high-precision Internet of Things flowmeter with anti-interference ability according to claim 7, which is characterized in that institute
Stating communicating circuit (27) includes Communication processing chip and MICRO_SIM card insertion circuit, and the Communication processing chip uses model
The NB communication module of RG-NB6110.
10. a kind of high-precision Internet of Things flowmeter with anti-interference ability according to claim 7, which is characterized in that
Overlapping is socketed with two groups and blocks item (15) above and below the top of transmission shaft (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920033035.3U CN209247083U (en) | 2019-01-09 | 2019-01-09 | A kind of high-precision Internet of Things flowmeter with anti-interference ability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920033035.3U CN209247083U (en) | 2019-01-09 | 2019-01-09 | A kind of high-precision Internet of Things flowmeter with anti-interference ability |
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| Publication Number | Publication Date |
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| CN209247083U true CN209247083U (en) | 2019-08-13 |
Family
ID=67536136
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| CN201920033035.3U Active CN209247083U (en) | 2019-01-09 | 2019-01-09 | A kind of high-precision Internet of Things flowmeter with anti-interference ability |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111076779A (en) * | 2019-12-03 | 2020-04-28 | 金卡智能集团股份有限公司 | Metering detection system based on cloud server storage |
| CN111174840A (en) * | 2019-12-21 | 2020-05-19 | 江苏雷泰自动化仪表工程有限公司 | Novel plug-in electromagnetic flowmeter |
| WO2022150943A1 (en) * | 2021-01-12 | 2022-07-21 | Micro Motion, Inc. | Interface with improved accessibility |
-
2019
- 2019-01-09 CN CN201920033035.3U patent/CN209247083U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111076779A (en) * | 2019-12-03 | 2020-04-28 | 金卡智能集团股份有限公司 | Metering detection system based on cloud server storage |
| CN111174840A (en) * | 2019-12-21 | 2020-05-19 | 江苏雷泰自动化仪表工程有限公司 | Novel plug-in electromagnetic flowmeter |
| WO2022150943A1 (en) * | 2021-01-12 | 2022-07-21 | Micro Motion, Inc. | Interface with improved accessibility |
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