CN202710127U - Intelligent electronic water meter capable of achieving forward and reverse metering - Google Patents
Intelligent electronic water meter capable of achieving forward and reverse metering Download PDFInfo
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- CN202710127U CN202710127U CN 201220432682 CN201220432682U CN202710127U CN 202710127 U CN202710127 U CN 202710127U CN 201220432682 CN201220432682 CN 201220432682 CN 201220432682 U CN201220432682 U CN 201220432682U CN 202710127 U CN202710127 U CN 202710127U
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- water meter
- infrared tube
- shadow shield
- controller
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Abstract
The utility model discloses an intelligent electronic water meter capable of achieving forward and reverse metering, which comprises a water meter body, a controller, a word wheel set, and an electronic counter, wherein the word wheel set is arranged inside the water meter body; the electronic counter and the controller are arranged outside the water meter body; the electronic counter is electrically connected with the controller; two photoelectric sensors electrically connected with the controller are arranged near a rotating shaft of a 0.1m<3> pointer; a shading plate is connected to the rotating shaft of the 0.1m<3> pointer; the circumferential angle of the shading plate is greater than the angle formed by the two photoelectric sensors opposite to the axis of the rotating shaft of the 0.1m3 pointer; the shading plate can prevent infrared lights emitted by the two photoelectric sensors, and shielding hoods are sleeved outside the two photoelectric sensors and the shading plates. According to the intelligent electronic water meter, the electronic metering number is consistent with the number of the machine word wheel, so that a dispute caused in water supply charge is avoided.
Description
Technical field
The utility model belongs to the intelligent instrumentation technical field, is specifically related to a kind of smart electronics water meter that can realize the rotating metering.
Background technology
The smart electronics water meter adopts on the basis that keeps former stem-winder mostly at present, adds electronic measurement display part (being electronic counter), and the accumulative total water consumption of water meter has the mechanical character wheel reading to show simultaneously and the electronic measurement reading shows.
The collection of smart electronics data of water meter generally is with switching mode sensors such as tongue tube or Halls, circumference at certain utmost point rotation axis of water meter movement is arranged a magnet steel, when this axle turns to magnet steel and makes switch closure, controller collects the primary electron signal, be that axle rotates and a week collects the primary electron signal, as the primary electron metering reading of smart electronics water meter.If air is arranged in the water supply pipe, because the variation of water pressure, water meter will produce rotating, or other reasons makes the water meter rotating, when just forwarding magnet steel to and make the switching mode sensor closed, water meter will increase the primary electron metering, when being inverted to magnet steel and making switching mode sensor closure, water meter also will increase the primary electron metering, and it can't distinguish the rotating of water meter; When counter-rotating makes the switching mode sensor closed, should reduce the primary electron metering, because the sensor signal that controller collects can't be judged the rotation direction of water meter, increased on the contrary the primary electron metering more, make like this mechanical character wheel reading and the electronic measurement reading of water meter inconsistent, the electronic measurement reading will greater than the mechanical character wheel reading, will produce dispute when the user pays water rate.
Summary of the invention
The purpose of this utility model provides a kind of smart electronics water meter that can realize the rotating metering, so that its electronic measurement reading is consistent with the mechanical character wheel reading, avoids producing dispute when paying water rate.
The smart electronics water meter that can realize the rotating metering described in the utility model, comprise water meter body, controller, character wheel group (being used for the mechanical character wheel reading) and electronic counter (being used for the electronic measurement reading), described character wheel group is located in the water meter body, it is originally external that described electronic counter and controller are located at water meter, and electronic counter is electrically connected with controller; At 0.1m
3The pointer rotation axis (is to be used for directly driving 0.1m in the existing smart electronics water meter
3That root axle of pointer rotation) next door is provided with two photoelectric sensors that are electrically connected with controller, at 0.1m
3Be connected with shadow shield on the pointer rotation axis, the circumference angle of this shadow shield is greater than two relative 0.1m of photoelectric sensor
3The formed angle in the axle center of pointer rotation axis, shadow shield are rotated the infrared light that can block two photoelectric sensor emissions; Two photoelectric sensors and shadow shield outer cover are provided with shading outer cover (shading outer cover be used for avoiding surround lighting to impinge upon too by force make on two photoelectric sensors photoelectric sensor saturated), and this shading outer cover can adopt the cover of black.
Further, described two photoelectric sensors are the first infrared tube and the second infrared tube.Infrared tube is that infrared emission tube and infrared receiver tube are combined together the general name when using.Infrared tube has the advantages such as precision height, reaction are fast, noncontact, and not disturbed by external magnetic field.
Further, have time enough to judge the state variation of the receiving tube of first, second infrared tube in order to make controller, described shadow shield is semicircle, and described the first infrared tube is 70 °～90 ° with the angle that the second infrared tube becomes with respect to the shadow shield axle center; Preferred this angle is 76 °.
Further, the power valve of first, second infrared tube is welded on the first circuit board, and the receiving tube of first, second infrared tube is welded on the second circuit board, and first circuit board is positioned at the shadow shield below, and second circuit board is positioned at the shadow shield top.
The principle of its rotating metering is as follows: when the water in the water pipe flows through water meter, and 0.1m
3The pointer rotation axis rotates and drives the shadow shield rotation, the shadow shield forward or reverse can block the tube-launched infrared light of the first infrared tube and/or the second infrared tube, first, second infrared tube can output the different four kinds of states (these four kinds of states are by the controller internal judgment) of order; Shadow shield just turns around, and controller gets access to four kinds of states that first, second infrared tube changes in certain sequence, and the electronic measurement numerical value of smart electronics water meter adds one; Shadow shield is counter to turn around, and controller gets access to first, second infrared tube by another four kinds of states that sequentially change, and the electronic measurement numerical value of smart electronics water meter subtracts one.
The utility model passes through first, second infrared tube on the different rotation directions of shadow shield, its state variation order is different, realized the rotating metering of smart electronics water meter, make the electronic measurement reading of smart electronics water meter reach consistent with the mechanical character wheel reading, when having avoided the user to pay water rate owing to the mechanical character wheel reading produces dispute with the charge water yield (electronic measurement reading) is inconsistent.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is circuit board and the shadow shield position view that first, second infrared tube has been installed in the utility model.
Fig. 3 is the vertical view of Fig. 2.
Fig. 4 is the A condition synoptic diagram of first, second infrared tube in the utility model.(the first infrared tube is blocked, and the second infrared tube is not blocked).
Fig. 5 is the B view of first, second infrared tube in the utility model.(the first infrared tube is blocked, and the second infrared tube is blocked).
Fig. 6 is the C view of first, second infrared tube in the utility model.(the first infrared tube is not blocked, and the second infrared tube is blocked).
Fig. 7 is the D view of first, second infrared tube in the utility model.(the first infrared tube is not blocked, and the second infrared tube is not blocked).
Fig. 8 is the circuit theory diagrams of first, second infrared tube in the utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
To the smart electronics water meter that can realize the rotating metering shown in Figure 8, comprise that water meter body 8, controller 9, character wheel group 10, electronic counter 11 and decimal place verification pointer 12(are 0.01m such as Fig. 1
3Pointer, 0.001m
3Pointer and 0.0001m
3Pointer is used for check and observes the water meter operational situation), character wheel group 10 is located in the water meter body 8 and is connected with driving gear set, and electronic counter 11 and controller 9 are located at outside the water meter body 8, and electronic counter 11 is electrically connected with controller 9; At 0.1m
3Be connected with this shadow shield 1 of semicircular shadow shield 1(on the pointer rotation axis 2 and replace 0.1m
3Pointer rotates), at 0.1m
3 Pointer rotation axis 2 next doors are provided with first circuit board 5 and second circuit board 6, and first circuit board 5 is positioned at shadow shield 1 below, and second circuit board 6 is positioned at shadow shield 1 top.Be welded with the power valve D1 of the first infrared tube 3 and the power valve D2 of the second infrared tube 4 on the first circuit board 5, the axle center of the relative shadow shield 1 of power valve D2 of the power valve D1 of the first infrared tube 3 and the second infrared tube 4 is 76 ° of angles, power valve D1 meets the power supply ENAD1 that controller 9 provides by resistance R 3, and power valve D2 meets the power supply ENAD2 that controller 9 provides by resistance R 4; Be welded with the receiving tube Q1 of the first infrared tube 3 and the receiving tube Q2 of the second infrared tube 4 on the second circuit board 6, the axle center of the relative shadow shield 1 of receiving tube Q2 of the receiving tube Q1 of the first infrared tube 3 and the second infrared tube 4 is 76 ° of angles, receiving tube Q1 and receiving tube Q2 meet the power supply ADVDD that controller 9 provides, the output of receiving tube Q1 meets the AD1 of an AD converter, the output of receiving tube Q2 meets the AD2 of this AD converter, this AD converter is connected (analog signal conversion that is used for receiving tube Q1 and receiving tube Q2 output is digital signal, sends into controller 9 interior processing) with controller 9.Shadow shield 1 rotates the infrared light of the power valve D2 emission of the power valve D1 that can block the first infrared tube 3 and/or the second infrared tube 4; The first infrared tube 3 and the second infrared tube 4 and shadow shield 1 outer cover are provided with the shading outer cover 7 of black.
The power valve D2 of the power valve D1 of the first infrared tube 3 and the second infrared tube 4 in the present embodiment, and the receiving tube Q1 of the first infrared tube 3 and angle that the receiving tube Q2 of the second infrared tube 4 becomes with respect to shadow shield 1 axle center also can be other numerical value between 70 °～90 °, such as 74 °, 80 °, 85 °, 90 ° etc.
To carry out the course of work of rotating metering as follows for the smart electronics water meter in the present embodiment:
When the water in the water pipe flows through water meter, 0.1m
3 Pointer rotation axis 2 rotates and drives shadow shield 1 rotation, AD converter gathers the voltage of receiving tube Q1, the Q2 output of first, second infrared tube, and be converted to the AD value, send into and judge in the controller that (shadow shield 1 rotates a circle, the angle that each state accounts for is: 76 ° of A conditions, 104 ° of B states, 76 ° of C states, 104 ° of D states); If variable condition is: by A-〉B-C-D-A(namely the first infrared tube 3 be blocked, the second infrared tube 4 is not blocked, be blocked to the first infrared tube 3, the second infrared tube 4 is blocked, be not blocked to the first infrared tube 3, the second infrared tube 4 is blocked, be not blocked to the first infrared tube 3, the second infrared tube 4 is not blocked, be blocked to the first infrared tube 3 again, the second infrared tube 4 is not blocked), then electronic water meter just makes a circle, the mechanical character wheel counting adds one (being that the numerical value that character wheel group 10 shows above adds one), and controller 9 makes electronic measurement numerical value also add one (being that the numerical value that electronic counter 11 shows above also adds one).If variable condition is: by A-〉D-C-B-A(namely the first infrared tube 3 be blocked, the second infrared tube 4 is not blocked, be not blocked to the first infrared tube 3, the second infrared tube 4 is not blocked, be not blocked to the first infrared tube 3, the second infrared tube 4 is blocked, be blocked to the first infrared tube 3, the second infrared tube 4 is blocked, be blocked to the first infrared tube 3 again, the second infrared tube 4 is not blocked), then electronic water meter is counter makes a circle, the mechanical character wheel counting subtracts one (being that the numerical value that character wheel group 10 shows above subtracts one), and controller makes electronic measurement numerical value also subtract one (being that the numerical value that electronic counter 11 shows above also subtracts one); Thereby realized the consistance of electronic measurement reading and the mechanical character wheel reading of smart electronics water meter.
Claims (5)
1. the smart electronics water meter that can realize rotating metering, comprise water meter body (8), controller (9), character wheel group (10) and electronic counter (11), described character wheel group (10) is located in the water meter body (8), described electronic counter (11) and controller (9) are located at outside the water meter body (8), and electronic counter (11) is electrically connected with controller (9); It is characterized in that: at 0.1m
3Pointer rotation axis (2) next door is provided with two photoelectric sensors that are electrically connected with controller (9), at 0.1m
3Be connected with shadow shield (1) on the pointer rotation axis (2), the circumference angle of this shadow shield (1) is greater than two relative 0.1m of photoelectric sensor
3The formed angle in axle center of pointer rotation axis (2), shadow shield (1) are rotated the infrared light that can block two photoelectric sensor emissions; Two photoelectric sensors and shadow shield (1) outer cover are provided with shading outer cover (7).
2. the smart electronics water meter that can realize rotating metering according to claim 1, it is characterized in that: described two photoelectric sensors are the first infrared tube (3) and the second infrared tube (4).
3. the smart electronics water meter that can realize rotating metering according to claim 2, it is characterized in that: described shadow shield (1) is for semicircle, and described the first infrared tube (3) is 70 °～90 ° with the angle that the second infrared tube (4) becomes with respect to the shadow shield axle center.
4. the smart electronics water meter that can realize rotating metering according to claim 3, it is characterized in that: described the first infrared tube (3) is 76 ° with the angle that the second infrared tube (4) becomes with respect to the shadow shield axle center.
5. according to claim 2 or the 3 or 4 described smart electronics water meters that can realize rotating metering, it is characterized in that: the power valve of first, second infrared tube (3,4) is welded on the first circuit board (5), the receiving tube of first, second infrared tube (3,4) is welded on the second circuit board (6), first circuit board (5) is positioned at shadow shield (1) below, and second circuit board (6) is positioned at shadow shield (1) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220432682 CN202710127U (en) | 2012-08-29 | 2012-08-29 | Intelligent electronic water meter capable of achieving forward and reverse metering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220432682 CN202710127U (en) | 2012-08-29 | 2012-08-29 | Intelligent electronic water meter capable of achieving forward and reverse metering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202710127U true CN202710127U (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220432682 Expired - Lifetime CN202710127U (en) | 2012-08-29 | 2012-08-29 | Intelligent electronic water meter capable of achieving forward and reverse metering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202710127U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102809399A (en) * | 2012-08-29 | 2012-12-05 | 重庆市智能水表有限责任公司 | Intelligent electronic water meter and forward and backward rotary metering method thereof |
| CN109348329A (en) * | 2018-09-30 | 2019-02-15 | 歌尔科技有限公司 | A kind of output method of earphone and audio signal |
-
2012
- 2012-08-29 CN CN 201220432682 patent/CN202710127U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102809399A (en) * | 2012-08-29 | 2012-12-05 | 重庆市智能水表有限责任公司 | Intelligent electronic water meter and forward and backward rotary metering method thereof |
| CN109348329A (en) * | 2018-09-30 | 2019-02-15 | 歌尔科技有限公司 | A kind of output method of earphone and audio signal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 400052 Hualong Avenue, Kowloon District, Chongqing, No. 2 Patentee after: CHONGQING SMART WATER METER GROUP Co.,Ltd. Address before: 400052 Hualong Avenue, Kowloon District, Chongqing, No. 2 Patentee before: Chongqing Smart Water Meter Co.,Ltd. Address after: 400052 Hualong Avenue, Kowloon District, Chongqing, No. 2 Patentee after: CHONGQING INTELLIGENCE WATER CO.,LTD. Address before: 400052 Hualong Avenue, Kowloon District, Chongqing, No. 2 Patentee before: CHONGQING SMART WATER METER GROUP Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A kind of intelligent electronic water meter which can realize positive and negative measurement Effective date of registration: 20201104 Granted publication date: 20130130 Pledgee: CHONGQING QIANWEI SCIENCE & TECHNOLOGY GROUP Co.,Ltd. Pledgor: CHONGQING INTELLIGENCE WATER Co.,Ltd. Registration number: Y2020500000015 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211029 Granted publication date: 20130130 Pledgee: CHONGQING QIANWEI SCIENCE & TECHNOLOGY GROUP Co.,Ltd. Pledgor: CHONGQING INTELLIGENCE WATER CO.,LTD. Registration number: Y2020500000015 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |
|
| CX01 | Expiry of patent term |