CN1900981A - Preset print wheel return-to-zero detection output controller - Google Patents
Preset print wheel return-to-zero detection output controller Download PDFInfo
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- CN1900981A CN1900981A CN 200510085201 CN200510085201A CN1900981A CN 1900981 A CN1900981 A CN 1900981A CN 200510085201 CN200510085201 CN 200510085201 CN 200510085201 A CN200510085201 A CN 200510085201A CN 1900981 A CN1900981 A CN 1900981A
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Abstract
The preset character wheel return-to-zero detecting output control device includes a character wheel counter combination with raised points, a detecting board rotating around the shaft, a detecting output rod with controlling slot, a detecting output rod releasing spring, a detecting board resetting spring, a preset detecting wheel, a preset detecting wheel photo electronic sensor, a presetting or composite meshing gear, a resetting input wheel, a presetting input wheel, and a presetting drive motor. The present invention is used in passive pre-paid water meter and gas meter, and possesses precise measuring, resetting, light load presetting, reliable releasing, controlling valve and other functions.
Description
Technical field
The present invention relates to need not working power water meter, gas meter pre-payment control device, particularly realize by surveying the whether consistent a kind of device that comes by-pass valve control to close of salient point on the character wheel counter.
Background technology
" pre-charges water meter that ZL00254209 is passive " patent, " the prepaid gas meter, flow meter that ZL00254210 is passive " patent, " the prepaid ammeter that the ZL00254211 controller is passive " patent, " ZL00258037 inverted counter pre-payment electricity-water-gas table control device " patent all adopt the character wheel counter of band groove, use the mechanical detection device, whether perception all enters groove is determined that surplus value is complete 0, drives the pre-payment control purpose that the valve closing device realizes need not working power.There is a serious technical matters in these schemes, be exactly that sniffer will act on the character wheel counter group always, whether return 0 entirely with the perception character wheel counter, because the output of sniffer is as the triggering power of valve-off, so need certain acting force, this acting force same purpose is on character wheel counter, and character wheel counter sensitivity directly influences measuring accuracy, this acting force is big more big more to the measuring accuracy influence, causes metering inaccurate.If this acting force is very little, the stroke of by-pass valve control diminishes so, reliability reduces greatly.
Summary of the invention
The problem that technology of the present invention solves is: overcome the deficiencies in the prior art, provide a kind of character wheel counter group that can solve effectively to be subjected to the long-term pressure of sniffer and to influence problems such as measuring accuracy and generation wearing and tearing, and can realize surveying the preset print wheel return-to-zero detection output controller of the big displacement output of output unit.
Technical solution of the present invention is: preset print wheel return-to-zero detection output controller, its characteristics are, it is characterized in that: comprise the character wheel counter group that has salient point, detecting plate with the detection axis rotation, the detection take-off lever of band control flume, survey the take-off lever retracting spring, the detecting plate retracing spring, preset detection wheel, preset the detection wheel photoelectric sensor, preset or the clutch gear that resets, wheel for inputting resets, preset wheel for inputting, preset power motor, the character wheel counter group that has salient point is fixed on the shell with main shaft, detecting plate is fixed on the shell with detection axis, the outside of the corresponding character wheel counter group of detecting plate, and keep certain distance with the character wheel counter group, the detection take-off lever of band control flume also is fixed on the shell and can moves axially, the tail end of detecting plate is stuck in the control flume of surveying take-off lever, detection take-off lever retracting spring is enclosed within on the detection take-off lever and makes it keep axially movable pressure, the detecting plate retracing spring is fixed on the detection axis, and keeps the pressure to detecting plate; Preset detection wheel and be connected, and keep being synchronized with the movement with individual position wheel with a position wheel of character wheel counter group; Preset the detection wheel photoelectric sensor and be stuck in the outside of presetting detection wheel, the footage of gear is counted to realize presetting detection; Preset or the clutch gear that resets is enclosed within on the main shaft, driven by follow up device and realize clutch; Reset wheel for inputting, preset wheel for inputting and preset power motor and be installed in the shell, preset power motor by gear with preset wheel for inputting and be connected, preset or reset clutch gear when preset condition with preset wheel for inputting engagement, when reset mode with the wheel for inputting engagement that resets.
The present invention's beneficial effect compared with prior art is: the present invention under normal conditions, detecting plate is not to be pressed on the character wheel counter group, can effectively prevent from the character wheel counter group to be subjected to the long-term pressure of sniffer and influence measuring accuracy and produce to wear and tear, can realize surveying the big displacement output of output unit, to guarantee reliable control to valve, and have simple in structure, advantage rational in infrastructure, on passive prepay water meter, gas meter, use, can realize that accurate measurement resets, underloading presets, reliably discharge, effectively by-pass valve control such as closes at function.
Description of drawings
Fig. 1 has returned 0 view for character wheel counter of the present invention;
Fig. 2 does not return 0 o'clock view for character wheel counter of the present invention.
Embodiment
As Fig. 1, shown in 2, the present invention is by preset print wheel return-to-zero detection output controller, comprise the character wheel counter group 2 that has salient point 1, detecting plate 4 with detection axis 5 rotations, the detection take-off lever 7 of band control flume 8, survey take-off lever retracting spring 9, detecting plate retracing spring 10, preset detection wheel 11, preset detection wheel photoelectric sensor 12, preset or the clutch gear 13 that resets, wheel for inputting 15 resets, preset wheel for inputting 14, presetting power motor 16 forms, the character wheel counter group 2 that has salient point 1 is fixed on the shell (not drawing among the figure) with main shaft 3, detecting plate 4 is fixed on the shell with detection axis 5, the outside of detecting plate 4 corresponding character wheel counter groups 2, and keep certain distance with character wheel counter group 2, the detection take-off lever 7 of band control flume 8 also is fixed on the shell and can moves axially, the tail end 6 of detecting plate 4 is stuck in the control flume 8 of surveying take-off lever 7, detection take-off lever retracting spring 9 is enclosed within on the detection take-off lever 7 and makes it keep axially movable pressure, detecting plate retracing spring 10 is fixed on the detection axis 5, and keeps the pressure to detecting plate 4; Preset detection wheel 11 and be connected, and keep being synchronized with the movement with individual position wheel with a position wheel of character wheel counter group 2; Preset detection wheel photoelectric sensor 12 and be stuck in the outside of presetting detection wheel 11, the footage of gear is counted to realize presetting detection; Preset or the clutch gear 13 that resets is enclosed within on the main shaft 3, driven by follow up device and realize clutch; Reset wheel for inputting 15, preset wheel for inputting 14, preset power motor 16 and be installed in the shell, preset power motor 16 by gear with preset wheel for inputting 14 and be connected, preset or the clutch gear 13 that resets when being engaged on preset condition with preset wheel for inputting 14 engagements, when reset mode with wheel for inputting 15 engagements that reset.
The course of work of the present invention: when needs preset print wheel counter assembly 2, control system makes and presets power motor 16 rotations, give by gear transmission and to preset wheel for inputting 14, presetting wheel for inputting 14 passes to and presets or the clutch gear 13 that resets, preset or the clutch gear 13 of resetting drives main shafts 3 rotations and then drives a position wheel of character wheel counter group 2 and preset detection wheel 11 rotations, can confirm by presetting detection wheel photoelectric sensor 12 whether initialize data satisfies the program requirement, as satisfying, control system makes and presets power motor 16 and stop the rotation, and presets to finish.What character wheel counter group 2 showed at this moment is to preset number, and the data of pre-payment purchase just never are 0, and the salient point 1 on the character wheel counter group 2 just can not be on a line so, and the state of detecting plate 4 just can not unanimity.
Finish when presetting, preset or the clutch gear 13 of resetting can be automatically with preset wheel for inputting 14 and break away from, and then is connected with the wheel for inputting 15 that resets, be implemented in when measuring, continuous data is the rotation of opposite direction when character wheel counter group 2 is preset relatively, finally makes character wheel counter group 2 return 0 to reset.Whether the salient point 1 that detecting plate 4 is used for surveying on the character wheel counter group 2 is consistent, whether return complete 0 to reset to determine character wheel counter group 2, if return complete 0, the tail end 6 of detecting plate 4 all breaks away from from the control flume 8 of surveying take-off lever 7, surveyed the effect of take-off lever retracting spring 9, survey take-off lever 7 and produce big displacement axially-movable, thereby realize the control of valve and follow-up relevant control.
Claims (2)
1, preset print wheel return-to-zero detection output controller, it is characterized in that: comprise the character wheel counter group (2) that has salient point (1), detecting plate (4) with detection axis (5) rotation, the detection take-off lever (7) of band control flume (8), survey take-off lever retracting spring (9), a spring (10) is turned back in detection, preset detection wheel (11), preset detection wheel photoelectric sensor (12), preset or the clutch gear that resets (13), wheel for inputting (15) resets, preset wheel for inputting (14), preset power motor (16), the character wheel counter group (2) that has salient point (1) is fixed on the shell with main shaft (3), detecting plate (4) is fixed on the shell with detection axis (5), the outside of the corresponding character wheel counter group of detecting plate (4) (2), and keep certain distance with character wheel counter group (2), the detection take-off lever (7) of band control flume (8) also is fixed on the shell and can moves axially, the tail end (6) of detecting plate (4) is stuck in the control flume (8) of surveying take-off lever (7), detection take-off lever retracting spring (9) is enclosed within on the detection take-off lever (7) and makes it keep axially movable pressure, detecting plate retracing spring (10) is fixed on the detection axis (5), and keeps the pressure to detecting plate (4); Preset detection wheel (11) and be connected, and keep being synchronized with the movement with individual position wheel with a position wheel of character wheel counter group (2); Preset detection wheel photoelectric sensor (12) and be stuck in the outside of presetting detection wheel (11), the footage of gear is counted to realize presetting detection; Preset or the clutch gear that resets (13) is enclosed within on the main shaft (3), driven by follow up device and realize clutch; Reset wheel for inputting (15), preset wheel for inputting (14) and preset power motor (16) and be installed in the shell, preset power motor (16) by gear with preset wheel for inputting (14) and be connected, preset or the clutch gear that resets (13) when preset condition with preset wheel for inputting (14) engagement, when reset mode with wheel for inputting (15) engagement that resets.
2, preset print wheel return-to-zero detection output controller according to claim 1, it is characterized in that: survey take-off lever (7) after character wheel counter group (2) returns tail end (6) complete 0, detecting plate (4) to break away from from control flume (8), surveyed take-off lever retracting spring (9) effect, produced big displacement axially-movable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510085201 CN1900981A (en) | 2005-07-21 | 2005-07-21 | Preset print wheel return-to-zero detection output controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510085201 CN1900981A (en) | 2005-07-21 | 2005-07-21 | Preset print wheel return-to-zero detection output controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1900981A true CN1900981A (en) | 2007-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510085201 Pending CN1900981A (en) | 2005-07-21 | 2005-07-21 | Preset print wheel return-to-zero detection output controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1900981A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108098291A (en) * | 2017-12-21 | 2018-06-01 | 宁波东海仪表水道有限公司 | The arrangement of water meter character wheel and conveying device |
| CN115876231A (en) * | 2022-10-11 | 2023-03-31 | 真诺测量仪表(上海)有限公司 | Character wheel encoder and direct reading method |
-
2005
- 2005-07-21 CN CN 200510085201 patent/CN1900981A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108098291A (en) * | 2017-12-21 | 2018-06-01 | 宁波东海仪表水道有限公司 | The arrangement of water meter character wheel and conveying device |
| CN115876231A (en) * | 2022-10-11 | 2023-03-31 | 真诺测量仪表(上海)有限公司 | Character wheel encoder and direct reading method |
| CN115876231B (en) * | 2022-10-11 | 2024-04-30 | 真诺测量仪表(上海)有限公司 | Character wheel encoder and direct reading method |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20070330 Address after: Dongguan City, Guangdong province Qingxi Town in the village of Tong Ye Industrial Zone, Cheng Cheng Road Applicant after: Guangdong Weihua Electronic Technology Co., Ltd. Address before: A1, B, C, building 13, Shenzhen Development Bank building, No. 8 silver birch Road, Guangdong, Zhuhai, Xiangzhou, China Applicant before: Weihuajiye Electronic Science and Technology Co., Ltd., Zhuhai City |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20080118 Address after: Sichuan Yingshan Sanxing Industrial Park power company office building on the third floor Applicant after: Sichuan Weihua Intelligent Instrument Industry Co., Ltd. Address before: Dongguan City, Guangdong province Qingxi Town in the village of Tong Ye Industrial Zone, Cheng Cheng Road Applicant before: Guangdong Weihua Electronic Technology Co., Ltd. |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |