CN205262554U - A laser sampling device that is used for water gauge flow error to examine and determine - Google Patents
A laser sampling device that is used for water gauge flow error to examine and determine Download PDFInfo
- Publication number
- CN205262554U CN205262554U CN201520930036.XU CN201520930036U CN205262554U CN 205262554 U CN205262554 U CN 205262554U CN 201520930036 U CN201520930036 U CN 201520930036U CN 205262554 U CN205262554 U CN 205262554U
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- China
- Prior art keywords
- laser
- main casing
- fixing hole
- sampling device
- discharge tube
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- Expired - Fee Related
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Abstract
The utility model discloses a laser sampling device that is used for water gauge flow error to examine and determine, accept lens fixation hole, laser head wire hole, the main casing body, the lantern ring and rubber sleeve including plastics top cap, rotatory handle, laser emission pipe fixed orifices, laser, main casing body middle part is equipped with laser emission pipe fixed orifices, and the main casing body is equipped with laser in laser emission pipe fixed orifices one side position and accepts the lens fixation hole, and main casing body edge is equipped with the laser head wire hole. Compared with the prior art, the utility model discloses promote greatly in laser head speed of aiming at and the reliability, the small and exquisite convenience of structure, it is with low costs, can adapt to different kinds of water gauges.
Description
Technical field
The utility model relates to a kind of laser sampling device, is specifically related to a kind of laser sampling device for watermeter flowing rate error testing.
Background technology
The automatic Verification of the error of watermeter flowing rate adopts the method for laser head sampling at present, laser head is irradiated on water meter dial plate cutaneous acupuncture by Emission Lasers, when flowing through water meter, water can drive cutaneous acupuncture to rotate by impeller, because cutaneous acupuncture is that black is not reflective, and dial plate bottom is white reflection, in the time that cutaneous acupuncture rotates, laser head can collect light and shade variable signal like this, transform and produce high low pulse signal by circuit, output to collector.
It is the FAQs in watermeter flowing rate error automatic Verification process that laser spot cannot accurately be aimed at water meter cutaneous acupuncture, the main cause that cannot aim at is that laser head separates with water meter, laser head is fixed on fixing support motionless conventionally, and be easy to rotate in water meter is installed to the process of monitor station, cause being not easy aiming at. Again owing on monitor station, many water meters will being installed, even after water meter is aimed at, in the time that being installed below, water meter also probably cause water meter above again rotate and cannot aim at above.
Summary of the invention
The purpose of this utility model is to provide in a kind of laser head alignment speed and reliability and greatly promotes, structure compact volume and convenience, and cost is low, can adapt to the laser sampling device for watermeter flowing rate error automatic Verification of dissimilar water meter.
For achieving the above object, the utility model provides following technical scheme:
A kind of laser sampling device for watermeter flowing rate error testing, comprise plastic roof, rotating handles, LASER Discharge Tube fixing hole, laser is accepted lens fixing hole, laser head wire hole, main casing, the collar and rubber sleeve, main casing middle part is provided with LASER Discharge Tube fixing hole, on LASER Discharge Tube fixing hole, transmitting tube is installed, main casing both sides are respectively equipped with revolving part, on main casing, connect laser head, laser head comprises transmitter unit and receiving unit, transmitter unit is by transmitting tube, modulating tube, triode and resistance composition, receiving unit is by receiving tube, electric capacity, resistance and triode composition, main casing is provided with laser at LASER Discharge Tube fixing hole one side position and accepts lens fixing hole, laser is accepted to be provided with and to accept lens on lens fixing hole, main casing edge is provided with laser head wire hole.
As the further improvement of above-mentioned technology, described revolving part adopts rotary handle structure.
As the further improvement of above-mentioned technology, described main casing top connects the plastic roof with water-tight performance.
As the further improvement of above-mentioned technology, described main casing below is provided with the collar and rubber sleeve successively, and the collar and rubber sleeve are removable.
As the further improvement of above-mentioned technology, the diameter of the described collar and described rubber sleeve is adjustable.
As the further improvement of above-mentioned technology, the LASER Discharge Tube fixing hole in described main casing is set according to the diverse location of cutaneous acupuncture in different water meters from laser pick-off lens fixing hole position.
Compared with prior art, the beneficial effects of the utility model are: the peak response frequency of transmitter unit and receiving unit is at 1KHz, the fastest rotational frequency of cutaneous acupuncture can not exceed 1Khz, accuracy and the real-time of image data are ensured, the large I of laser spot regulates by LASER Discharge Tube, laser detection distance can regulate by adjustable resistance, maximum detection apart from 1M, can adapt to the different numbers of teeth and big or small water meter dial plate cutaneous acupuncture in certain limit, the collar and rubber sleeve are designed to removable, can adapt to dissimilar water meter, and outside dimension can be adjusted arbitrarily, LASER Discharge Tube fixing hole and laser are accepted lens fixing hole and also can be adjusted according to different water meters, so that laser spot is easily aimed at water meter dial plate cutaneous acupuncture, solve laser head and aimed at water meter cutaneous acupuncture difficulty, the problem that need to repeatedly regulate, aim at respectively corresponding cutaneous acupuncture by each laser head, can not produce and influence each other again, make greatly to promote in alignment speed and reliability, structure compact volume and convenience, cost is low, saved the trouble of the support that fixes separately on monitor station.
Brief description of the drawings
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the structural representation of movable supporting frame;
Fig. 3 is the structural representation of water meter dial plate.
In figure: 1-plastic roof; 2-rotating handles; 3-LASER Discharge Tube fixing hole; 4-laser is accepted lens fixing hole; 5-laser head wire hole; 6-main casing; The 7-collar; 8-rubber sleeve.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the technical scheme of this patent is described in more detail.
A kind of laser sampling device for watermeter flowing rate error testing, comprise plastic roof 1, rotating handles 2, LASER Discharge Tube fixing hole 3, laser is accepted lens fixing hole 4, laser head wire hole 5, main casing 6, the collar 7 and rubber sleeve 8, main casing 6 is provided with plastic roof 1, plastic roof 1 plays waterproof sealing effect, main casing 6 middle parts are provided with LASER Discharge Tube fixing hole 3, on LASER Discharge Tube fixing hole 3, transmitting tube is installed, main casing 6 both sides are respectively equipped with revolving part, on main casing 6, connect laser head, laser head comprises transmitter unit and receiving unit, transmitter unit is by transmitting tube, modulating tube, triode and resistance composition, receiving unit is by receiving tube, electric capacity, resistance and triode composition, main casing 6 is provided with laser at LASER Discharge Tube fixing hole 3 one side positions and accepts lens fixing hole 4, laser is accepted to be provided with and to accept lens on lens fixing hole 4, LASER Discharge Tube fixing hole 3 is set according to the diverse location of cutaneous acupuncture in different water meters from laser pick-off lens fixing hole 4 positions, main casing 6 edges are provided with laser head wire hole 5, main casing 6 belows are provided with the collar 7, the collar 7 belows are rubber sleeve 8, the diameter of the collar 7 and rubber sleeve 8 is adjustable, can adapt to different water meter sizes.
When the utility model work, plastic roof 1, main casing 6, the replaceable collar 7 and rubber sleeve 8 form movable supporting frame, can move, transmitter unit and receiving unit are installed in movable supporting frame, transmitter unit is for Emission Lasers, main casing 6 is provided with rotating handles 2, LASER Discharge Tube fixing hole 3, laser is accepted lens fixing hole 4 and wire hole 5, and by LASER Discharge Tube fixing hole 3, laser is accepted lens fixing hole 4 fixed laser heads, be specially on LASER Discharge Tube fixing hole 3 transmitting tube is installed, laser is accepted to be provided with and to accept lens on lens fixing hole 4, in the time that needs are examined and determine watermeter flowing rate error, movable supporting frame is arranged on water meter dial plate, water meter dial plate comprises transparent glass cover, water meter copper shell and cutaneous acupuncture etc., start transmitter unit, transmitter unit Emission Lasers, rotation movable supporting frame stops operating while making laser spot just to water meter dial plate cutaneous acupuncture, because making movable supporting frame, rubber sleeve 8 and the friction of water meter copper shell concave wall can ownly arbitrarily not rotate, ensure that laser spot can keep relative stability with water meter dial plate cutaneous acupuncture, once can not produce again alignment point skew after aiming at because of the rotation of water meter self, and each laser optical head is aimed at respectively and has also been reduced aligning difficulty, water meter dial plate cutaneous acupuncture is covered with transparent glass cover, laser sees through transparent glass cover and beats on the water meter dial plate cutaneous acupuncture of water meter dial plate, water meter dial plate cutaneous acupuncture will make receiving unit receive the signal that light and shade changes while rotation, reach the object of calibrating watermeter flowing rate error, the peak response frequency of the utility model transmitter unit and receiving unit is at 1KHz, the fastest rotational frequency of cutaneous acupuncture can not exceed 1Khz, accuracy and the real-time of image data are ensured, the large I of laser spot regulates by LASER Discharge Tube, laser detection distance can regulate by adjustable resistance, maximum detection apart from 1M, can adapt to the different numbers of teeth and big or small water meter dial plate cutaneous acupuncture in certain limit, in order to adapt to dissimilar water meter, the collar 7 and rubber sleeve 8 are designed to removable, and outside dimension can be adjusted arbitrarily, LASER Discharge Tube fixing hole and laser are accepted lens fixing hole and also can be adjusted according to different water meters, so that laser spot is easily aimed at water meter dial plate cutaneous acupuncture, solve laser head and aimed at water meter cutaneous acupuncture difficulty, the problem that need to repeatedly regulate, aim at respectively corresponding cutaneous acupuncture by each laser head, can not produce and influence each other again, make greatly to promote in alignment speed and reliability, structure compact volume and convenience, cost is low, saved the trouble of the support that fixes separately on monitor station.
The foregoing is only the utility model preferred embodiment; not thereby limit embodiment of the present utility model and protection domain; to those skilled in the art; the scheme that being equal to of should recognizing that all utilization the utility model descriptions and diagramatic content make replaces and apparent variation obtains, all should be included in protection domain of the present utility model.
Claims (6)
1. the laser sampling device for watermeter flowing rate error testing, comprise plastic roof, rotating handles, LASER Discharge Tube fixing hole, laser is accepted lens fixing hole, laser head wire hole, main casing, the collar and rubber sleeve, it is characterized in that, main casing middle part is provided with LASER Discharge Tube fixing hole, on LASER Discharge Tube fixing hole, transmitting tube is installed, main casing both sides are respectively equipped with revolving part, on main casing, connect laser head, laser head comprises transmitter unit and receiving unit, transmitter unit is by transmitting tube, modulating tube, triode and resistance composition, receiving unit is by receiving tube, electric capacity, resistance and triode composition, main casing is provided with laser at LASER Discharge Tube fixing hole one side position and accepts lens fixing hole, laser is accepted to be provided with and to accept lens on lens fixing hole, main casing edge is provided with laser head wire hole.
2. the laser sampling device for watermeter flowing rate error testing according to claim 1, is characterized in that, described revolving part adopts rotary handle structure.
3. the laser sampling device for watermeter flowing rate error testing according to claim 1, is characterized in that, described main casing top connects the plastic roof with water-tight performance.
4. the laser sampling device for watermeter flowing rate error testing according to claim 1, is characterized in that, described main casing below is provided with the collar and rubber sleeve successively, and the collar and rubber sleeve are removable.
5. the laser sampling device for watermeter flowing rate error testing according to claim 4, is characterized in that, the diameter of the described collar and described rubber sleeve is adjustable.
6. the laser sampling device for watermeter flowing rate error testing according to claim 1, it is characterized in that, the LASER Discharge Tube fixing hole in described main casing is set according to the diverse location of cutaneous acupuncture in different water meters from laser pick-off lens fixing hole position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520930036.XU CN205262554U (en) | 2015-11-21 | 2015-11-21 | A laser sampling device that is used for water gauge flow error to examine and determine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520930036.XU CN205262554U (en) | 2015-11-21 | 2015-11-21 | A laser sampling device that is used for water gauge flow error to examine and determine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205262554U true CN205262554U (en) | 2016-05-25 |
Family
ID=56004076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520930036.XU Expired - Fee Related CN205262554U (en) | 2015-11-21 | 2015-11-21 | A laser sampling device that is used for water gauge flow error to examine and determine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205262554U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489750A (en) * | 2019-01-02 | 2019-03-19 | 西安金指针电子技术有限公司 | A kind of photoelectric water meter |
| CN114088167A (en) * | 2021-08-25 | 2022-02-25 | 广州能源检测研究院 | Water meter verification method and device based on multi-light-source laser sensor |
-
2015
- 2015-11-21 CN CN201520930036.XU patent/CN205262554U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489750A (en) * | 2019-01-02 | 2019-03-19 | 西安金指针电子技术有限公司 | A kind of photoelectric water meter |
| CN114088167A (en) * | 2021-08-25 | 2022-02-25 | 广州能源检测研究院 | Water meter verification method and device based on multi-light-source laser sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20201121 |