阅读说明：本技术 一种天然气远程计费装置及其使用方法 (A kind of long-range message accounting of natural gas and its application method ) 是由 赵静 张健 覃翠 余辉龙 魏峘 何睿清 于 2019-06-10 设计创作，主要内容包括：本发明公开了一种天然气远程计费装置及其使用方法,它包括用于发射白光光源的光发射装置,用于接收白光光源并反射出光信号的转盘组合,与转盘组合同轴心转动的用于显示燃气表的读数变化的读数转盘,用于将光信号准直入传输光纤的光纤准直器,用于将接收到的光信号传输给光电信号转换装置的传输光纤,用于将光信号转换为电信号的光电信号转换装置。本发明的有益效果为：它既能省时省力,又能定时地监控天然气的使用量。(The invention discloses a kind of long-range message accounting of natural gas and its application methods, it includes the light emitting devices for emitting white light source, for receiving the disk combination of white light source and reflecting light signal, with the reading turntable of the reading variation for showing gas meter, flow meter of the concentric rotation of disk combination, for optical signal to be collimated to the optical fiber collimator into transmission fiber, for the transmission fiber by the optical signal transmission received to photoelectric signal conversion device, for converting optical signals to the photoelectric signal conversion device of electric signal.The invention has the benefit that it can usage amount that is time saving and energy saving and periodically monitoring natural gas.)

1. a kind of long-range message accounting of natural gas, it is characterised in that: including the light emitting devices (D) for emitting white light source, For receiving the disk combination of white light source and reflecting light signal, with the concentric rotation of disk combination for showing gas meter, flow meter Reading variation reading turntable (A), for optical signal to be collimated to the optical fiber collimator (E) into transmission fiber (F), for that will connect The optical signal transmission received to photoelectric signal conversion device transmission fiber (F), for converting optical signals to the light of electric signal Electrical signal conversion device.

2. the long-range message accounting of natural gas according to claim 1, it is characterised in that: the disk combination includes first turn Disk (B) and the second turntable (C), the second turntable (C) are installed on the first turntable (B) inside, and the first turntable (B) is installed on reading turntable (A) inside, and the first turntable (B) and the second turntable (C) are rotated coaxially with reading turntable (A).

3. the long-range message accounting of natural gas according to claim 2, it is characterised in that: second turntable (C) is divided into There is first circular hole at several first faces, each first face center.

4. the long-range message accounting of natural gas according to claim 3, it is characterised in that: first turntable (B) is divided into Several second faces, and the second face and first face of the second turntable (C) correspond, there are two central symmetries on each second face The second circular hole.

5. the long-range message accounting of natural gas according to claim 2, it is characterised in that: the optical fiber collimator (E) includes Optical fiber head (1), outer tube (2), metal tube (3) and the collimation lens (4) for receiving the optical signal that disk combination reflects, metal tube (3) it is internal to be installed on outer tube (2), collimation lens (4) are installed in the internal one end of metal tube (3), the other end and optical fiber head (1) one end Connection, optical fiber head (1) other end are connect with transmission fiber (F).

6. the long-range message accounting of natural gas according to claim 1, it is characterised in that: the photoelectric signal conversion device packet Include optical splitter (G), fiber grating (H), photodetector (I), single-chip microcontroller (J) and signal transformation equipment (K), optical splitter (G) one End is connect with transmission fiber (F), and the other end is connect with several fiber gratings (H), and every fiber grating (H) is far from optical splitter (G) one end all passes through a photodetector (I) and connect with the one end single-chip microcontroller (J), and single-chip microcontroller (J) other end and signal change Equipment (K) connection.

7. according to claim 1 to the application method of the long-range message accounting of natural gas described in 6 any one, which is characterized in that The following steps are included:

Step 1: the reading variation in the reading frame of gas meter, flow meter is shown in reading turntable (A)；

Step 2: white light source is placed at a distance, light emitting devices (D) white light source is radiated at the second turntable (C) if On dry the first face；

Step 3: irradiated in step 2 white light source on the first face be radiated at by the first circular hole on the first face it is right with it On the second face answered；

Step 4: white light source on the second surface is irradiated in step 3 by two centrosymmetric second circles on the second face Hole and reflecting light signal；

Step 5: optical fiber collimator (E) collimates the optical signal reflected in step 4 into transmission fiber (F)；

Step 6: obtained optical signal is transmitted in optical splitter (G) by transmission fiber (F)；

Step 7: optical splitter (G) is if optical signal is uniformly assigned in main line fiber grating (H)；

Step 8: optical signal is reflected from matched fiber grating all the way (H)；

Step 9: the photodetector (I) being connected with the road step 8 Zhong Na fiber grating (H) turns the optical signal detected Change electric signal into；

Step 10: single-chip microcontroller (J) carries out processing coding to the electric signal in step 9, is transformed into the reading frame of corresponding gas meter, flow meter In digital information output；

Step 11: signal changes equipment (K) and the digital information that step 10 exports is changed into wireless signal；

Step 12: by the wireless signal transmission being changed into step 11 to remote control equipment.

Technical field

The present invention relates to a kind of long-range message accounting of natural gas and its technical fields of application method.

Background technique

Natural gas line, which refers to, is transported to urban gas center or industrial enterprise's use from exploitation ground or treatment plant for natural gas The pipeline at family, also known as gas pipeline.Natural gas is conveyed using natural gas line, is the mode that land largely conveys natural gas. In world's pipeline overall length, natural gas line accounts for about half.

Due to introducing electric wire danger close around natural gas line, so natural gas charging at present is without the image of Buddha electricity charge and water rate Long-range charging is realized like that, it is still desirable to the method for acquiring the billing data on gas meter of manually visiting.Such method is taken When it is laborious, cannot periodically monitor the usage amount of combustion gas.

Summary of the invention

In view of the defects and deficiencies of the prior art, the present invention intends to provide one kind can be time saving and energy saving and fixed When monitor combustion gas usage amount the long-range message accounting of natural gas and its application method.

To achieve the above object, it the invention adopts the following technical scheme: a kind of long-range message accounting of natural gas, including is used for The light emitting devices for emitting white light source, for receiving the disk combination of white light source and reflecting light signal, with disk combination The reading turntable of the reading variation for showing gas meter, flow meter of concentric rotation, for optical signal to be collimated to the light into transmission fiber Fine collimator, for the transmission fiber by the optical signal transmission received to photoelectric signal conversion device, for turning optical signal It is changed to the photoelectric signal conversion device of electric signal.

Further, disk combination of the invention includes the first turntable and the second turntable, and the second turntable is installed on first turn Inside disk, the first turntable is installed on the inside of reading turntable, and the first turntable and the second turntable are rotated coaxially with reading turntable.

Further, the second turntable of the invention is divided into several the first faces, and each first face center has one One circular hole.

Further, the first turntable of the invention is divided into several the second faces, and the second face and the first of the second turntable Face corresponds, and there are two centrosymmetric second circular holes on each second face.

Further, optical fiber collimator of the invention includes optical fiber head, outer tube, metal tube and receives disk combination reflection Optical signal collimation lens, metal tube is installed on inside outer tube, and collimation lens is installed in one end inside metal tube, the other end with The connection of optical fiber head one end, the optical fiber head other end are connect with transmission fiber.

Further, photoelectric signal conversion device of the invention includes optical splitter, fiber grating, photodetector, monolithic Machine and signal change equipment, and optical splitter one end is connect with transmission fiber, and the other end is connect with several fiber gratings, every optical fiber The one end of grating far from optical splitter all passes through a photodetector and connect with single-chip microcontroller one end, and the single-chip microcontroller other end and signal turn Become equipment connection.

A kind of application method of the long-range message accounting of natural gas, which comprises the following steps:

Step 1: the reading variation in the reading frame of gas meter, flow meter is shown in reading turntable；

Step 2: white light source is placed at a distance, white light source is radiated at the several of the second turntable by light emitting devices On a first face；

Step 3: irradiated in step 2 white light source on the first face by the first circular hole on the first face be radiated at On its corresponding second face；

Step 4: white light source on the second surface is irradiated in step 3 by two on the second face centrosymmetric the Two circular holes and reflecting light signal；

Step 5: optical fiber collimator collimates the optical signal reflected in step 4 into transmission fiber (F)；

Step 6: obtained optical signal is transmitted in optical splitter by transmission fiber；

Step 7: if optical splitter uniformly assigns to optical signal in the fiber grating of main line；

Step 8: optical signal is reflected from matched fiber grating all the way；

Step 9: the photodetector being connected with the road step 8 Zhong Na fiber grating converts the optical signal detected At electric signal；

Step 10: single-chip microcontroller carries out processing coding to the electric signal in step 9, is transformed into the reading of corresponding gas meter, flow meter Digital information output in frame；

Step 11: signal changes equipment and the digital information that step 10 exports is changed into wireless signal；

Step 12: by the wireless signal transmission being changed into step 11 to remote control equipment.

The utility model has the advantages that compared with the prior art, the advantages of the present invention are as follows:

(1) incident ray of distant place white light source is periodically mapped to and turns with what reading turntable rotated coaxially by light emitting devices Disk group is closed, and the usage amount of combustion gas can be periodically monitored；

(2) single-chip microcontroller carries out processing coding to the electric signal that photodetector is converted, and is transformed into the reading of corresponding gas meter, flow meter Digital information output in number frame, signal change equipment and the digital information of output are changed into wireless signal, realize that natural gas is remote Journey charging, it is time saving and energy saving.

Detailed description of the invention

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art To obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of the device of the long-range charging of natural gas；

Fig. 2 is the schematic diagram of the application method of Fig. 1；

Fig. 3 is the schematic illustration of disk combination of the invention；

Fig. 4 is the schematic illustration of fiber grating of the invention；

Fig. 5 is the schematic illustration of single-chip microcontroller of the invention；

Fig. 6 is the structural schematic diagram of optical fiber collimator of the invention.

Description of symbols: A- reads turntable, the first turntable of B-, the second turntable of C-, D- light emitting devices, E- fiber optic collimator Device, F- transmission fiber, G- optical splitter, H- fiber grating, I- photodetector, J- single-chip microcontroller, K- signal change equipment, 1- optical fiber Head, 2- outer tube, 3- metal tube, 4- collimation lens.

Specific embodiment

Technical solution of the present invention is described in detail with reference to the accompanying drawing:

As shown in Figure 1 and Figure 2, the long-range message accounting of a kind of natural gas, including the light emitting devices for emitting white light source D, for receiving the disk combination of white light source and reflecting light signal, with the concentric rotation of disk combination for showing combustion gas The reading turntable A of the reading variation of table, for optical signal to be collimated to the optical fiber collimator E into transmission fiber F, for that will receive Optical signal transmission to photoelectric signal conversion device transmission fiber F, for converting optical signals to the photosignal of electric signal Conversion equipment.

As shown in figure 3, disk combination includes the first turntable B and the second turntable C, the second turntable C is installed in the first turntable B Portion, the first turntable B is installed on the inside of reading turntable A, and the first turntable B and the second turntable C coaxially turn with reading turntable A It is dynamic.

As shown in figure 3, the second turntable C is divided into ten the first faces, there is first circular hole at each first face center.

As shown in figure 3, the first turntable B is divided into ten the second faces, and the second face and the first face of the second turntable C are one by one Corresponding, there are two centrosymmetric second circular holes on each second face.

As shown in fig. 6, optical fiber collimator E includes that optical fiber head 1, outer tube 2, metal tube 3 and reception disk combination reflect The collimation lens 4 of optical signal, metal tube 3 are installed on inside outer tube 2, and collimation lens 4 is installed in 3 inside one end of metal tube, another End is connect with 1 one end of optical fiber head, and 1 other end of optical fiber head is connect with transmission fiber F.

As shown in Figure 1, photoelectric signal conversion device include optical splitter G, fiber grating H, photodetector I, single-chip microcontroller J and Signal changes equipment K, and the one end optical splitter G is connect with transmission fiber F, and the other end is connect with ten fiber grating H, every optical fiber light The one end of grid H far from optical splitter G all passes through a photodetector I and connect with the one end single-chip microcontroller J, the single-chip microcontroller J other end and letter Number transformation equipment K connection.

A kind of application method of the long-range message accounting of natural gas, comprising the following steps:

Step 1: the reading variation in the reading frame of gas meter, flow meter is shown in reading turntable A；

Step 2: white light source is placed at a distance, if white light source is radiated at the second turntable C's by light emitting devices D On dry the first face；

Step 3: irradiated in step 2 white light source on the first face by the first circular hole on the first face be radiated at On its corresponding second face；

Step 4: white light source on the second surface is irradiated in step 3 by two on the second face centrosymmetric the Two circular holes and reflecting light signal；

Step 5: optical fiber collimator E collimates the optical signal reflected in step 4 into transmission fiber (F)；

Step 6: obtained optical signal is transmitted in optical splitter G by transmission fiber F；

Step 7: if optical splitter G uniformly assigns to optical signal in the fiber grating H of main line；

Step 8: optical signal is reflected from the matched H of fiber grating all the way；

Step 9: the photodetector I being connected with the road step 8 Zhong Na fiber grating H turns the optical signal detected Change electric signal into；

Step 10: single-chip microcontroller J carries out processing coding to the electric signal in step 9, is transformed into the reading of corresponding gas meter, flow meter Digital information output in frame；

Step 11: signal changes equipment K and the digital information that step 10 exports is changed into wireless signal；

Step 12: by the wireless signal transmission being changed into step 11 to remote control equipment.

As shown in Figure 3, Figure 4, it is assumed that reception device is placed at P point, since S1, S2 are symmetrical arranged, and it is equal in magnitude, it can To think that two light waves issued by S1, S2 are equal in the luminous intensity of P point, i.e., light intensity is I₀, then the fringe intensity of P point can It indicates are as follows:In formula, x is coordinate of the P point in receiving plane, and d is hole S1, the distance between S2, and D is Shield B to the distance of receiving plane, λ is wavelength, is worked as known to formula (1)When, at receiving point P Light intensity is maximum, and when the position of receiving point and the position of diplopore screen B are fixed, i.e. the value of x and D are certain, obtain maximum light intensity value When, different diplopore spacing corresponds to different wavelength, it can the interference screen of design ten different spacing respectively corresponds ten numbers Word, the wavelength corresponding to the largest light intensity that P point receives is different, when reception only need to by the wavelength detection of largest light intensity to It may know that corresponding number.

As shown in figure 5, the working principle of single-chip microcontroller J: single-chip microcontroller J has P1.0-P1.7 and total 10 ends P2.0, P2.2 Mouthful, when measurement, due to the filter action of fiber grating H, single-chip microcontroller J has signal on only one port, the end of signal occurs The digital information of mouth transformation is as shown in the table:

Port	P1.0	P1.1	P1.2	P1.3	P1.4	P1.5	P1.6	P1.7	P2.0	P2.1
											Numerical value	0	1	2	3	4	5	6	7	8	9

After adopting the above technical scheme, the invention has the following beneficial effects:

(1) incident ray of distant place white light source is periodically mapped to and turns with what reading turntable rotated coaxially by light emitting devices Disk group is closed, and the usage amount of combustion gas can be periodically monitored；

(2) single-chip microcontroller carries out processing coding to the electric signal that photodetector is converted, and is transformed into the reading of corresponding gas meter, flow meter Digital information output in number frame, signal change equipment and the digital information of output are changed into wireless signal, realize that natural gas is remote Journey charging, it is time saving and energy saving.

The above is only used to illustrate the technical scheme of the present invention and not to limit it, and those of ordinary skill in the art are to this hair The other modifications or equivalent replacement that bright technical solution is made, as long as it does not depart from the spirit and scope of the technical scheme of the present invention, It is intended to be within the scope of the claims of the invention.