CN201724705U - Intelligent water gauge and through-beam photoelectric print-wheel direct reading device thereof - Google Patents
Intelligent water gauge and through-beam photoelectric print-wheel direct reading device thereof Download PDFInfo
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- CN201724705U CN201724705U CN201020272930XU CN201020272930U CN201724705U CN 201724705 U CN201724705 U CN 201724705U CN 201020272930X U CN201020272930X U CN 201020272930XU CN 201020272930 U CN201020272930 U CN 201020272930U CN 201724705 U CN201724705 U CN 201724705U
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Abstract
The utility model discloses an intelligent water gauge and a through-beam photoelectric print-wheel direct reading device thereof. The reading device comprises a print wheel, a back panel, as well as a luminous element and a photosensitive element which are arranged at the two sides of the print wheel for detecting whether an opening on the print wheel blocks the passage of a beam so as to read the indication of the print wheel. The luminous element and the photosensitive element are both arranged on the back panel, and connected with a light conductive illuminating body and a light conductive receiving body respectively. The beam given off from the luminous element shoots vertically at the print wheel through the light conductive illuminating body, and then the beam passing through the opening transmits to the photosensitive element through the light conductive receiving body. The reading device of the utility model has the advantages of easy production, high production efficiency and low production cost.
Description
Technical field
The utility model relates to water meter, relates in particular to a kind of intellectual water meter and correlation character wheel photoelectric direct-reading apparatus thereof.
Background technology
The country that China is an arid, lack of water is serious.For promoting whole society's using water wisely, during the last ten years, country has put into effect a series of water resources management ways and water price policy successively, comprising a series of price control measures such as stepped water pricing, the progression price markup of exceeding the quata, rich withered season water price etc., in the hope of reaching the water-saving purpose of the whole society.But water price policy execution effect is unsatisfactory, and a wherein very important reason lacks effective measure control equipment---new-type water meter exactly.
For water meter, what account for absolute leading position at present on market is the standard machinery water meter, this is the product that a kind of principle and structure are continued to use last 100 years, it adopts the measurement data acquisition and the disbursement and sattlement method of manual metering, manual toll collection, inefficiency, operating cost and cost of labor are high, and can't accomplish to copy and accept in real time and control, and can't satisfy the needs of present policies.
Such demand has expedited the emergence of a kind of new water meter, i.e. intellectual water meter; Through the development in nearly ten years, intellectual water meter developed card release table, ten kinds of products of remote installed meter two big hierarchy numbers.Advantage such as wherein the direct-reading remote transmitting water meter has the real-time property height, do not have dynamo-electric error, the operation maintenance workload is little is acknowledged as the leading developing direction of industry.
Direct-reading gage uses electronically to read the product of table tool character wheel indicating value exactly.This series products has two kinds of implementations substantially, and the one, resistance-type, another kind is a photovoltaic; Photovoltaic can be divided into two kinds of reflective and correlations again.The utility model promptly relates to the intellectual water meter of correlation photo-electronic directly reading structure.
In the prior art, the photoelectricity correlation direct-reading structure of general character wheel is shown in Figure 1A and Figure 1B, and its principle is the whether path of blocking light of the character wheel that utilizes luminescent device 1 and photosensitive device (claiming receiving device again) 5 to detect to have perforate 40 4, detects character wheel 4 indicating values.
The general implementation method of above detection character wheel 4 indicating value modes is shown in Fig. 2 A and Fig. 2 B, the photoelectricity platelet 6 that is welded with luminescent device 1 and photosensitive device 5 is inserted between the character wheel 4, photoelectricity platelet 6 is welded on the backboard 7, is used for the circuit that reads that toward back plate 7 buries underground and transmits corresponding data to obtain the character wheel indicating value.
Because strict aligning the between perforate 40 threes of the above-mentioned correlation structural requirement luminescent device 1 of prior art, photosensitive device 5, character wheel 4.Therefore, this implementation method of prior art, to the cutting of photoelectricity platelet 6 and backboard 7 and boring, photoelectric device (comprising luminescent device 1 and photosensitive device 5) on the photoelectricity platelet 6 welding position, welding position, character wheel 4 relative photoelectricity platelets 6 and the whole back plate 7 installation site four processes of electro-optical package 6 on backboard 7 strict demand is all arranged, product processing difficulty is big, cause production efficiency low, quality inspection technology is loaded down with trivial details, and yield rate is low.And, the implementation method of prior art, big to the photoelectric device demand, thereby production cost is also higher.
Because above-mentioned correlation character wheel photoelectric direct-reading apparatus is the vitals in the water meter, so the technical matters that the production difficulty is big, production efficiency is low and cost is high of these parts has equally also been brought the technical matters that the production difficulty is big, production efficiency is low and cost is high of photo-electronic directly reading intellectual water meter.
The utility model content
The purpose of this utility model is, a kind of correlation character wheel photoelectric direct-reading apparatus is provided, to solve the technical matters that correlation character wheel photoelectric direct-reading apparatus production difficulty of the prior art is big, production efficiency is low and cost is high.
Another purpose of the present utility model is, a kind of intellectual water meter with the utility model correlation character wheel photoelectric direct-reading apparatus is provided, and has solved the technical matters that the production difficulty is big, production efficiency is low and cost is high of prior art intellectual water meter.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of correlation character wheel photoelectric direct-reading apparatus, comprise character wheel, backboard, be divided into luminescent device and the photosensitive device of path whether perforate that the character wheel both sides are used to detect described character wheel blocks light to read the character wheel indicating value, described luminescent device and described photosensitive device all are arranged at described backboard, be connected with luminous light conductor on described luminescent device and the described photosensitive device respectively and receive light conductor, the light that described luminescent device sends is through the described character wheel of the vertical directive of luminous light conductor, and the light that passes described perforate is transmitted in described photosensitive device through described reception light conductor.
Correlation character wheel photoelectric direct-reading apparatus of the present utility model, preferably, described luminous light conductor and described reception light conductor are a leaded light post, and the top of described leaded light post all has reflecting surface, and the reflecting surface of described luminous light conductor is perpendicular to the reflecting surface of described reception leaded light post.
Correlation character wheel photoelectric direct-reading apparatus of the present utility model, preferably, described luminous light conductor is the luminous light conductor of multichannel, described luminous light conductor comprises back up pad and is arranged at a plurality of leaded light posts that are parallel to each other of back up pad, the bottom of each described leaded light post all is connected with a luminescent device, the top of described leaded light post has reflecting surface and optical window, the central point of each described optical window of described back up pad the same side is being on the same circumference in the center of circle with the character wheel axle center, and the light in the described leaded light post reflects and the vertical described character wheel of directive through described reflecting surface.
Correlation character wheel photoelectric direct-reading apparatus of the present utility model, preferred, described luminous light conductor is the unidirectional luminous light conductor of multichannel, and described a plurality of leaded light posts all are arranged at a side of described back up pad, and the opposite side of described back up pad is a tabular.
Correlation character wheel photoelectric direct-reading apparatus of the present utility model, preferably, described luminous light conductor is the two-way luminous light conductor of multichannel, and described a plurality of leaded light posts are with respect to described back up pad left-right symmetric, and the top of described leaded light post has indent and orthogonal two reflectings surface.
Correlation character wheel photoelectric direct-reading apparatus of the present utility model, preferably, described reception light conductor is the two-way reception light conductor of multichannel, it comprises back up pad, two pairs of arc light guides that light guide that described back up pad center is provided with and described center symmetria bilateralis are provided with, each described light guide crosses in the bottom with common connection one photosensitive device, the top of each described light guide has optical window and indent and orthogonal first reflecting surface and second reflecting surface, the central point of each described optical window of described back up pad the same side is being on the same circumference in the center of circle with the character wheel axle center, described arc light guide also has the 3rd reflecting surface in the middle, makes the light through first reflecting surface or the reflection of second reflecting surface be reflected onto described photosensitive device again.
Correlation character wheel photoelectric direct-reading apparatus of the present utility model, preferably, described character wheel is a plurality of character wheels that set gradually, be arranged alternately two-way luminous light conductor of multichannel and the two-way reception light conductor of multichannel between the described character wheel, the two relative outsides of described first character wheel and last character wheel are respectively arranged with unidirectional luminous light conductor of multichannel or the unidirectional reception light conductor of multichannel.
Correlation character wheel photoelectric direct-reading apparatus of the present utility model, preferably, described character wheel is first character wheel, second character wheel, the 3rd character wheel and the 4th character wheel that sets gradually, be provided with the two-way luminous light conductor of multichannel between described second character wheel and described the 3rd character wheel, between described first character wheel and second character wheel, be provided with the two-way reception light conductor of multichannel between described the 3rd character wheel and described the 4th character wheel, described first character wheel is provided with the unidirectional luminous light conductor of multichannel with the two relative outsides of described the 4th character wheel.
A kind of intellectual water meter, described intellectual water meter have correlation character wheel photoelectric direct-reading apparatus of the present utility model.
Intellectual water meter of the present utility model, preferably, described character wheel is first character wheel, second character wheel, the 3rd character wheel and the 4th character wheel that sets gradually, and the unidirection luminous light conductor of multichannel in the two relative outsides of the two-way luminous light conductor of multichannel, described first character wheel and described the 4th character wheel that is provided with between described second character wheel and described the 3rd character wheel and backboard and described intellectual water meter shell are one-body molded.
The beneficial effects of the utility model are that the utility model is different from general correlation direct-reading structure part and is: introduced optical material (be luminous light conductor with receive light conductor) after luminescent device, before the photosensitive device; With the alignment issues of luminescent device, photosensitive device, character wheel, change aiming at of optical material and character wheel and aiming at of photoelectric device and optical material into; Wherein, optical material adopts Shooting Technique production, and technology difficulty is low, produces in batches easily; Photoelectric device is aimed at optical material, is a kind of simple plane aligned relationship (be the upper surface of luminescent device aim at the upper surface of optical material get final product), and the production difficulty obviously reduces; The utility model both can reduce the photoelectric device consumption, need not use the photoelectricity platelet again, had reduced cost of products; Simultaneously, intellectual water meter of the present utility model also can dwindle the watch core volume, saves the watchcase material cost.
Description of drawings
Figure 1A is the schematic perspective view of principle of work of the correlation character wheel photo-electronic directly reading structure of prior art.
Figure 1B is the schematic side view of the principle of work of the photo-electronic directly reading of correlation character wheel shown in Figure 1A structure.
Fig. 2 A is the schematic perspective view of implementation of the correlation character wheel photo-electronic directly reading structure of prior art.
Fig. 2 B is the part decomposing schematic representation of the implementation of the photo-electronic directly reading of correlation character wheel shown in Fig. 2 A structure.
Fig. 3 A is the schematic perspective view of correlation character wheel photoelectric direct-reading apparatus principle of work of the present utility model.
Fig. 3 B is the schematic side view of correlation character wheel photoelectric direct-reading apparatus principle of work of the present utility model shown in Fig. 3 A.
Fig. 4 A and Fig. 4 B are the stereographic map of the two-way luminous light conductor of multichannel.
Fig. 4 C is the front view of the two-way luminous light conductor of multichannel.
Fig. 4 D is the A-A sectional view among Fig. 4 C.
Fig. 5 A and Fig. 5 B are the stereographic map of the unidirectional luminous light conductor of multichannel.
Fig. 5 C is the front view of the unidirectional luminous light conductor of multichannel.
Fig. 5 D is the E-E sectional view among Fig. 5 C.
Fig. 6 A and Fig. 6 B are the stereographic map of the two-way reception light conductor of multichannel.
Fig. 6 C is the front view of the two-way reception light conductor of multichannel.
Fig. 7 is the correlation character wheel photoelectric direct-reading apparatus synoptic diagram of the utility model embodiment 1.
Fig. 8 is the correlation character wheel photoelectric direct-reading apparatus synoptic diagram of the utility model embodiment 2.
Embodiment
The exemplary embodiments that embodies the utility model feature and advantage will be described in detail in the following description.Be understood that the utility model can have various variations on different embodiment, its neither disengaging scope of the present utility model, and explanation wherein and appended accompanying drawing be when the usefulness that explain in itself, but not in order to restriction the utility model.
The intellectual water meter of the utility model embodiment has the correlation character wheel photoelectric direct-reading apparatus of the utility model embodiment.Correlation character wheel photoelectric direct-reading apparatus of the present utility model can be applied to intellectual water meter of the present utility model, but be not limited thereto, and also can be used for other measurement instrument with character wheel photoelectric direct-reading apparatus or metering outfit.
Below introduce the principle of work of the utility model correlation character wheel photoelectric direct-reading apparatus earlier.
Shown in Fig. 3 A and Fig. 3 B, correlation character wheel photoelectric direct-reading apparatus of the present utility model, the straight line of the band arrow among Fig. 3 B is represented the path of light.Whether the light that luminescent device 1 sends passes the track of character wheel 4 operations that are identified by optical material (comprise luminous light conductor 2 and the receive light conductor 3) light-path of setting, and conducts to the photosensitive device 5 of the other end, blocked by character wheel to be used to detecting light-path.Unlike the prior art be that luminescent device 1 and photosensitive device 5 directly are welded on the backboard 7.Be connected with luminous light conductor 2 simultaneously on luminescent device 1 and the photosensitive device 5 respectively and receive light conductor 3, the top of luminous light conductor 2 and reception light conductor 3 has reflecting surface 21 and reflecting surface 31 respectively, what reflecting surface 21 and reflecting surface 31 played is the purpose of constraint optical propagation direction, it all becomes miter angle with surface level, therefore can be the vertical directive character wheel in the light of vertical direction reflection back, the light of horizontal direction that perhaps will be by the character wheel through hole is reflected into the light of vertical direction, so that it is received by photosensitive device 5.
Introduce luminous light conductor 2 and several different form that receives light conductor 3 below earlier.
For luminous light conductor 2, except the form of the leaded light post of " monomer " shown in Fig. 3 A and Fig. 3 B, can also be that " multichannel is unidirectional ", " multichannel is two-way " etc. are multi-form.
The two-way luminous light conductor 2 of multichannel comprises back up pad 20 and is arranged at five leaded light posts that are parallel to each other 12,22,32,42,52 of back up pad 20 shown in Fig. 4 A-Fig. 4 D.The bottom of each leaded light post all needs to connect a luminescent device 1, the top of each leaded light post all has reflecting surface and optical window, for example leaded light post 22 has indent and orthogonal reflecting surface 221 and reflecting surface 222, respectively the light in the leaded light post is reflected two character wheels of both sides to the left and right, described optical window is arranged at the two relative outsides of described leaded light post, the central point of each described optical window is on the same circumference in the center of circle in the axle center with character wheel 4, and the light in the described leaded light post reflects and the vertical described character wheel of directive through described reflecting surface.For the two-way luminous light conductor 2 of multichannel, the leaded light post also has only the leaded light post of a reflecting surface, but for realizing " two-way ", need five pairs of leaded light posts be set in that back up pad is monosymmetric.
The unidirectional luminous light conductor 2 of multichannel is shown in Fig. 5 A-Fig. 5 D, equally also comprise back up pad 20 and five leaded light posts that are parallel to each other 12,22,32,42,52 that are arranged at back up pad, what they were different with the two-way luminous light conductor of multichannel 2 is, the leaded light post is with respect to the plane at back up pad 20 places left-right symmetric not, but only be arranged at a side of described back up pad 20, the opposite side of described back up pad 20 is a tabular, same each leaded light post, with leaded light post 22 is example, shown in Fig. 5 D, has only a reflecting surface 221.The unidirectional luminous light conductor 2 of such multichannel also is suitable for using between character wheel not as the two-way luminous light conductor 2 of multichannel.
Below introduce again and receive light conductor 3, receiving light conductor 3 also can have " multichannel is unidirectional " and various ways such as " multichannel are two-way ".
Shown in Fig. 6 A-Fig. 6 C, it is the two-way reception light conductor 3 of multichannel, comprise back up pad 30 and five light guides 13,23,33,43,53, be included in the light guide 33 of back up pad 30 centers setting and two pairs of arc light guides 13 that back up pad 30 center symmetria bilateralis are provided with, 23,43,53, five light guides 300 cross in the bottom, with photosensitive device 5 of common connection, the top of each light guide all has reflecting surface and optical window, for example light guide 23 has indent and vertical mutually reflecting surface 231 and reflecting surface 232, so that reflecting surface 231,232 can reflect the light from the character wheel 4 of the left and right sides, and two optical windows on the same light guide (for example optical window 233 of light guide 23 and optical window 234) are arranged at two outside surfaces of light guide, the central point of each described optical window of back up pad 30 the same sides is on the same circumference in the center of circle in the axle center with character wheel 4, in addition, arc light guide 13,23,43,53, also has reflecting surface (both sides are public) 130 in the middle respectively, 230,430,530, so that the light that two reflectings surface through the top reflect is reflected onto photosensitive device 5 again, light-path in the reception light conductor 3 is shown in the straight line of the band arrow among Fig. 6 C, with light guide 23 is example, light from the character wheel 4 of light guide 23 left and right sides, reflecting surface 231 through light guide 23, after 232 reflections, reflect through reflecting surface 230 again in light guide 23 inside, arrive light guide 23 bottoms 300, enter photosensitive device 5.
It more than is the two-way reception light conductor 3 of multichannel, for the unidirectional reception light conductor 3 of multichannel, the luminous light conductor 2 unidirectional with multichannel is the same, light guide just is arranged at (comprising the arc light guide) side of described back up pad 30, the opposite side of described back up pad 30 is a tabular, and the top of each light guide has only a reflecting surface.The unidirectional reception light conductor 3 of such multichannel also also is suitable for using between character wheel not as the two-way reception light conductor 3 of multichannel.
Introduce the embodiment of correlation character wheel photoelectric direct-reading apparatus of the present utility model below again.
As shown in Figure 7, comprise a character wheel 4, have perforate 40 on the character wheel 4; Luminescent device 1 is five, is arranged at character wheel 4 one sides; And photosensitive device 5 is one, is arranged at character wheel 4 opposite sides, and backboard 7 is embedded with the circuit that reads that is used to read described character wheel indicating value; Luminescent device 1 is all fixedlyed connected (for example welding) in backboard 7 with photosensitive device 5.
The correlation character wheel photoelectric direct-reading apparatus of the utility model embodiment 1 also comprises: luminous light conductor 2, and the unidirectional luminous light conductor 2 of multichannel preferably, but not as limit, five leaded light post bottoms of luminous light conductor 2 are connected to five luminescent devices 1.Receive light conductor 3, be the two-way reception light conductor 3 of multichannel, also can be the unidirectional reception light conductor 3 of multichannel, the bottom that receives five light guides of light conductor 3 is intersected in one, and is connected in same photosensitive device 5.
When reading single character wheel, the correlation character wheel photoelectric direct-reading apparatus of prior art needs 1,5 photosensitive device 5 of 5 luminescent devices; And correlation character wheel photoelectric direct-reading apparatus of the present utility model only needs 1,1 photosensitive device 5 of 5 luminescent devices, therefore can reduce by 40% device consumption.
As shown in Figure 8, correlation character wheel photoelectric direct-reading apparatus of the present utility model, comprise the character wheel 41,42,43,44 that sets gradually, be provided with the two-way luminous light conductor 62 of multichannel between character wheel 42 and the character wheel 43, between character wheel 41 and the character wheel 42, be respectively arranged with the two-way reception light conductor of multichannel 73,63 between character wheel 43 and the character wheel 44, and character wheel 41 is provided with the unidirectional luminous light conductor of multichannel 72,82 with the two relative outsides of character wheel 44.In the present embodiment, backboard 7, luminescent device 1, photosensitive device 5 all with embodiment 1 in identical, and luminescent device 1, photosensitive device 5 and luminous light pipe 2, the connection that receives between the light pipe 3 are also identical with embodiment 1, repeat no more.
In the present embodiment, two-way unidirectional luminous light conductor 72,82 and the backboard 7 of luminous light conductor 62, multichannel of multichannel can be one-body molded with described intellectual water meter shell.
Correlation character wheel photoelectric direct-reading apparatus of the present utility model, situation for the multiword wheel, it is described that its specific implementation is not limited to embodiment 2, as long as between character wheel, be arranged alternately two-way luminous light conductor of multichannel and the two-way reception light conductor of multichannel, for example also can be the set-up mode of following embodiment 3: the two-way reception light conductor of multichannel is set between character wheel 42 and character wheel 43, between character wheel 41 and the character wheel 42, be respectively arranged with the two-way luminous light conductor of multichannel between character wheel 43 and the character wheel 44, and the unidirectional reception light conductor of two relative arranged outside multichannels of character wheel 41 and character wheel 44.
When reading a plurality of character wheel, correlation character wheel photoelectric direct-reading apparatus of the present utility model, the effect of saving device is more obvious.When for example reading four character wheels, prior art needs 1,20 photosensitive device 5 of 20 luminescent devices; And 1,2 photosensitive device 5 of 15 luminescent devices of 2 needs of the utility model embodiment; Reduce by 57.5% device consumption.And when adopting the set-up mode of embodiment 3, even can reduce to and only need 1,3 photosensitive device 5 of 10 luminescent devices, the device consumption of minimizing 67.5%.
From Fig. 3 A and Fig. 3 B as can be known, the leaded light post of " monomer " that luminous light conductor is can utilization structure identical with receiving light conductor in use, only need be symmetrical arranged two leaded light posts, allows reflecting surface extend upward to intersect vertically get final product; And in Fig. 3 A and Fig. 3 B, be under the situation of putting,, can use equally luminescent device 1 and photosensitive device 5 transpositions not changing light conductor.And the two-way reception light conductor 3 of the multichannel of introducing above, its five light guides 300 cross in the bottom, and five light guides can a shared photosensitive device 5, the therefore use that can save photosensitive device.And correlation character wheel photoelectric direct-reading apparatus of the present utility model, in the embodiment that does not save photosensitive device, luminous light conductor 2 and reception light conductor 3 can use same structure, the luminous light conductor 2 of " multichannel is unidirectional " and " multichannel is two-way " for example, too can be as the reception light conductor 3 of " multichannel is unidirectional " and " multichannel is two-way ", though do the saving that to accomplish photoelectric device like this, but all luminous light conductors 2 and reception light conductor 3 all can be one-body molded with watermeter shell, reduce die cost, and simplified installation procedure.
Those skilled in the art should recognize change and the retouching of being done under the situation that does not break away from the appended scope and spirit of the present utility model that claim disclosed of the utility model, all belong within the protection domain of claim of the present utility model.
Claims (10)
1. correlation character wheel photoelectric direct-reading apparatus, comprise character wheel, backboard, be divided into perforate that the character wheel both sides are used to detect described character wheel and whether block luminescent device and the photosensitive device of path to read the character wheel indicating value of light, it is characterized in that, described luminescent device and described photosensitive device all are arranged at described backboard, be connected with luminous light conductor on described luminescent device and the described photosensitive device respectively and receive light conductor, the light that described luminescent device sends is through the described character wheel of the vertical directive of luminous light conductor, and the light that passes described perforate is transmitted in described photosensitive device through described reception light conductor.
2. correlation character wheel photoelectric direct-reading apparatus as claimed in claim 1, it is characterized in that, the light conductor that described luminous light conductor and described reception light conductor are same structure, the top of the light conductor of described same structure has reflecting surface, when user mode, the reflecting surface of described luminous light conductor is perpendicular to the reflecting surface of described reception light conductor.
3. correlation character wheel photoelectric direct-reading apparatus as claimed in claim 1, it is characterized in that, described luminous light conductor is the luminous light conductor of multichannel, described luminous light conductor comprises back up pad and is arranged at a plurality of leaded light posts that are parallel to each other of described back up pad, the bottom of each described leaded light post all is connected with a described luminescent device, the top of described leaded light post has reflecting surface and optical window, the central point of each described optical window of described back up pad the same side is being on the same circumference in the center of circle with the character wheel axle center, and the light in the described leaded light post reflects and the vertical described character wheel of directive through described reflecting surface.
4. correlation character wheel photoelectric direct-reading apparatus as claimed in claim 3 is characterized in that, described luminous light conductor is the unidirectional luminous light conductor of multichannel, and described a plurality of leaded light posts all are arranged at a side of described back up pad, and the opposite side of described back up pad is a tabular.
5. correlation character wheel photoelectric direct-reading apparatus as claimed in claim 3, it is characterized in that, described luminous light conductor is the two-way luminous light conductor of multichannel, and described a plurality of leaded light posts are with respect to described back up pad left-right symmetric, and the top of described leaded light post has indent and orthogonal two reflectings surface.
6. correlation character wheel photoelectric direct-reading apparatus as claimed in claim 1, it is characterized in that, described reception light conductor is the two-way reception light conductor of multichannel, it comprises back up pad, two pairs of arc light guides that light guide that described back up pad center is provided with and described center symmetria bilateralis are provided with, each described light guide crosses in the bottom with described photosensitive device of common connection, the top of each described light guide has optical window and indent and orthogonal first reflecting surface and second reflecting surface, the central point of each described optical window of described back up pad the same side is being on the same circumference in the center of circle with the character wheel axle center, and described arc light guide also has the 3rd reflecting surface that is used for the light of first reflecting surface or the reflection of second reflecting surface is reflected onto again described photosensitive device in the middle.
7. correlation character wheel photoelectric direct-reading apparatus as claimed in claim 3, it is characterized in that, described character wheel is a plurality of character wheels that set gradually, be arranged alternately two-way luminous light conductor of multichannel and the two-way reception light conductor of multichannel between the described character wheel, the two relative outsides of described first character wheel and last character wheel are respectively arranged with unidirectional luminous light conductor of multichannel or the unidirectional reception light conductor of multichannel.
8. correlation character wheel photoelectric direct-reading apparatus as claimed in claim 7, it is characterized in that, described character wheel is first character wheel, second character wheel, the 3rd character wheel and the 4th character wheel that sets gradually, be provided with the two-way luminous light conductor of multichannel between described second character wheel and described the 3rd character wheel, between described first character wheel and second character wheel, be provided with the two-way reception light conductor of multichannel between described the 3rd character wheel and described the 4th character wheel, described first character wheel is provided with the unidirectional luminous light conductor of multichannel with the two relative outsides of described the 4th character wheel.
9. an intellectual water meter is characterized in that, described intellectual water meter has the arbitrary described correlation character wheel photoelectric direct-reading apparatus of claim 1-7.
10. intellectual water meter as claimed in claim 9, it is characterized in that, described character wheel is first character wheel, second character wheel, the 3rd character wheel and the 4th character wheel that sets gradually, and the unidirection luminous light conductor of multichannel in the two relative outsides of the two-way luminous light conductor of multichannel, described first character wheel and described the 4th character wheel that is provided with between described second character wheel and described the 3rd character wheel and backboard and described intellectual water meter shell are one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020272930XU CN201724705U (en) | 2010-07-28 | 2010-07-28 | Intelligent water gauge and through-beam photoelectric print-wheel direct reading device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020272930XU CN201724705U (en) | 2010-07-28 | 2010-07-28 | Intelligent water gauge and through-beam photoelectric print-wheel direct reading device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201724705U true CN201724705U (en) | 2011-01-26 |
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|---|---|---|---|
| CN201020272930XU Expired - Lifetime CN201724705U (en) | 2010-07-28 | 2010-07-28 | Intelligent water gauge and through-beam photoelectric print-wheel direct reading device thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134562A (en) * | 2013-02-06 | 2013-06-05 | 杭州权衡科技有限公司 | Method for directly reading mechanical metering device by utilizing optical path |
| CN103791971A (en) * | 2014-01-26 | 2014-05-14 | 济南瑞泉电子有限公司 | Gas and water meter |
| CN109916459A (en) * | 2019-04-18 | 2019-06-21 | 泰安轻松表计有限公司 | A kind of wet type electromechanics separation photoelectric direct reading remote transmission water meter and its application method |
-
2010
- 2010-07-28 CN CN201020272930XU patent/CN201724705U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134562A (en) * | 2013-02-06 | 2013-06-05 | 杭州权衡科技有限公司 | Method for directly reading mechanical metering device by utilizing optical path |
| CN103791971A (en) * | 2014-01-26 | 2014-05-14 | 济南瑞泉电子有限公司 | Gas and water meter |
| CN103791971B (en) * | 2014-01-26 | 2016-08-24 | 济南瑞泉电子有限公司 | A kind of for combustion gas with the gauge table of water |
| CN109916459A (en) * | 2019-04-18 | 2019-06-21 | 泰安轻松表计有限公司 | A kind of wet type electromechanics separation photoelectric direct reading remote transmission water meter and its application method |
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Effective date of registration: 20160621 Address after: 650106, No. 1, building 101, building 5, water management science center, incubator management center, hi tech Zone, Yunnan, Kunming Patentee after: YUNNAN SENGE TECHNOLOGY CO., LTD. Address before: 100029 Beijing city Chaoyang District North Kegon a block C10 Jianxiang villa No. 1 Patentee before: Deng Xudong |
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Effective date of registration: 20170522 Address after: Jie Ma goldsmith Gordon Metro base high tech Zone 650106 in Yunnan province Kunming City No. 1676 water science and Technology Park sixth building, No. 102 Patentee after: Yunnan Zhuo Shuo Technology Co., Ltd. Address before: 650106, No. 1, building 101, building 5, water management science center, incubator management center, hi tech Zone, Yunnan, Kunming Patentee before: YUNNAN SENGE TECHNOLOGY CO., LTD. |
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