CN102759368A - Photoconductive tube photoelectric conversion pulse counting timer - Google Patents
Photoconductive tube photoelectric conversion pulse counting timer Download PDFInfo
- Publication number
- CN102759368A CN102759368A CN2011101036488A CN201110103648A CN102759368A CN 102759368 A CN102759368 A CN 102759368A CN 2011101036488 A CN2011101036488 A CN 2011101036488A CN 201110103648 A CN201110103648 A CN 201110103648A CN 102759368 A CN102759368 A CN 102759368A
- Authority
- CN
- China
- Prior art keywords
- photoconductive tube
- counting timer
- tube
- sleeve
- opto
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Measurement Of Unknown Time Intervals (AREA)
Abstract
The invention provides a photoconductive tube photoelectric conversion pulse counting timer which comprises a pulse counting timer, a photoelectric conversion element including a photosensitive tube, and a photoconductive tube, wherein one end of the photoconductive tube is contacted with the photosensitive tube, and the pulse counting timer and the photoelectric conversion element are connected by a pulse signal wire. The photoconductive tube photoelectric conversion pulse counting timer can effectively transmit optical pulse signals of an electric energy meter under an electromagnetic interference environment by utilizing the characteristic that the photoconductive tube is not influenced by electromagnetic interference, then can convert the optical pulse signals of the electric energy meter into TTL (Transistor-Transistor Logic) pulse signals through a photoelectric conversion loop, receives the TTL pulse signals through the pulse counting timer, completes counting and timing functions and finally calculates the errors of a detected electric energy meter, thus realizing the purpose of automatically measuring the errors of the detected electric energy meter under the electromagnetic interference environment.
Description
Technical field
The present invention relates to the photoelectric conversion technique field, particularly a kind of photoconductive tube opto-electronic conversion step-by-step counting timer.
Background technology
Electric energy meter need carry out EMC test, promptly under electromagnetic interference environment, measures seized electric energy meter error.When adopting real load method to measure electric energy meter error, need to gather the electric energy meter light pulse signal.Concrete grammar is: utilize source of stable pressure that electric energy meter is supplied power, electric energy watchband actual loading is measured electric energy meter then and is being applied electromagnetic interference (EMI) and do not applying under the disturbance state, exports certain used time of light pulse number, calculates seized electric energy meter error.Because classic method is to utilize people's number electric energy meter light pulse number and Measuring Time, receives artificial factor to bring error easily, realize that in order to reduce measuring error measurement automatically needs to use the step-by-step counting timer.In order to utilize step-by-step counting timer measuring electric energy meter error; Need the light pulse of electric energy meter be converted to the TTL electric signal; But traditional electric energy meter can't operate as normal under electromagnetic interference (EMI) with photoelectric commutator, thereby causes under electromagnetic interference environment, can't counting the electric energy meter light pulse.
Summary of the invention
The technical matters that the present invention will solve is to provide a kind of photoconductive tube opto-electronic conversion step-by-step counting timer, can't under electromagnetic environment, realize the problem that electric energy meter error is normally measured with the solution prior art.
For solving the problems of the technologies described above; The present invention provides a kind of photoconductive tube opto-electronic conversion step-by-step counting timer; Comprise: step-by-step counting timer, the photo-electric conversion element that comprises photosensitive tube and photoconductive tube; One end of said photoconductive tube contacts with said photosensitive tube, and said step-by-step counting timer is with connecting through pulse signal-line between the said photo-electric conversion element.
Optional, said step-by-step counting timer comprises: power supply, internal time benchmark, pulse-scaling circuit, display device.
Optional, said photoconductive tube comprises the photoconductive tube body and is arranged at the contact head at said photoconductive tube body two ends.
Optional, said contact head comprises ferrule and protective sleeve; Said ferrule connects said photoconductive tube body, and the end of said ferrule is provided with the glass cover body, has photoconduction liquid core in the said ferrule, and the photoconduction liquid core in the said ferrule communicates with the intrinsic photoconduction liquid of said photoconductive tube core; Said protective sleeve is wrapped on the outer wall of said ferrule and said photoconductive tube body.
Optional, also comprising box body, the said photosensitive tube that comprises is in interior photo-electric conversion element is installed on said box body, and said photoconductive tube passes said box body and contacts with said photosensitive tube.
Optional; Also comprise the first photoconductive tube holder, the said first photoconductive tube holder comprises the base and first sleeve, and said first sleeve is fixed on the said base; The inside of said first sleeve and said base has first hollow via-hole of perforation; Said base is fixed in said box body outer wall, and in said first hollow via-hole of the insertion of said photoconductive tube, said photoconductive tube passes through said box body and contacts with said photosensitive tube.
Optional, a termination contact of said photoconductive tube inserts in said first hollow via-hole, and the diameter of said first hollow via-hole and shape adapt with the diameter and the shape that penetrate said contact head wherein.
Optional; Also comprise the second photoconductive tube holder, the said second photoconductive tube holder comprises the support and second sleeve, and said second sleeve is fixed on the said support; Said second sleeve inner has second hollow via-hole of perforation; The other end of said photoconductive tube inserts in said second hollow via-hole, and outer wall one side of said second sleeve is equipped with fixed screw, through said fixed screw the photoconductive tube contact head that is inserted in the said hollow via-hole is fixed on said second sleeve.
Optional, the other end contact head of said photoconductive tube inserts in said second hollow via-hole, and the diameter of said second hollow via-hole and shape adapt with the diameter and the shape that penetrate said contact head wherein.
When using actual loading to measure electric energy meter error in the prior art, count electric energy meter light pulse number and Measuring Time with artificial method usually.Photoconductive tube opto-electronic conversion step-by-step counting timer of the present invention utilizes photoconductive tube not receive the characteristics of electromagnetic interference effect; The effective light pulse signal of electric energy transmitting table under electromagnetic interference environment; Utilize the opto-electronic conversion loop to convert the light pulse signal of electric energy meter to the TTL pulse signal then; Receive TTL pulse signal and counting and timing simultaneously through the step-by-step counting timer,, realized under electromagnetic interference environment, measuring the purpose of seized electric energy meter error through calculating the error of seized electric energy meter.
Description of drawings
Fig. 1 is the structural representation of photoconductive tube opto-electronic conversion step-by-step counting timer of the present invention;
Fig. 2 is another example structure synoptic diagram of photoconductive tube opto-electronic conversion step-by-step counting timer of the present invention;
Fig. 3 is the perspective view of the photoconductive tube opto-electronic conversion step-by-step counting timer first photoconductive tube holder of the present invention;
Fig. 4 is the cross-sectional view of the photoconductive tube opto-electronic conversion step-by-step counting timer first photoconductive tube holder of the present invention;
Fig. 5 is the cross-sectional view of second sleeve of the photoconductive tube opto-electronic conversion step-by-step counting timer second photoconductive tube holder of the present invention;
Fig. 6 is the user mode figure of photoconductive tube opto-electronic conversion step-by-step counting timer of the present invention.
Embodiment
For make above-mentioned purpose of the present invention, feature and advantage can be more obviously understandable, does detailed explanation below in conjunction with the accompanying drawing specific embodiments of the invention.
Be to explain through preferred embodiment below, the present invention is not limited to this specific embodiment certainly, and the general replacement that the one of ordinary skilled in the art knew is encompassed in protection scope of the present invention far and away.
Secondly, the present invention utilizes synoptic diagram to describe in detail, and when the embodiment of the invention was detailed, for the ease of explanation, synoptic diagram disobeyed that general ratio is local amplifies, should be with this as to qualification of the present invention.
Please referring to Fig. 1, Fig. 1 is the structural representation of photoconductive tube opto-electronic conversion step-by-step counting timer of the present invention.As shown in Figure 1; Photoconductive tube opto-electronic conversion step-by-step counting timer of the present invention comprises: step-by-step counting timer 100, the photo-electric conversion element 110 that comprises photosensitive tube and photoconductive tube 120; One end of said photoconductive tube 120 contacts with said photosensitive tube, and said step-by-step counting timer 100 is with connecting through pulse signal-line 101 between the said photo-electric conversion element 110.
Said step-by-step counting timer 100 comprises: power supply, internal time benchmark (time crystal oscillator), pulse-scaling circuit, display device and action button.
Preferred, also comprise box body 130, the said photosensitive tube that comprises is in interior photo-electric conversion element 110 is installed on said box body 130, and said photoconductive tube 120 passes said box body 130 and contacts with said photosensitive tube.
Preferred, said photoconductive tube 120 comprises photoconductive tube body 121 and is arranged at the contact head 122 at said photoconductive tube body two ends.Said contact head 122 comprises ferrule 122a and protective sleeve 122b; Said ferrule 122a connects said photoconductive tube body 121; The end of said ferrule 122a is provided with the glass cover body; Have photoconduction liquid core in the said ferrule 122a, the photoconduction liquid core in the said ferrule 122a communicates with the photoconduction liquid core in the said photoconductive tube body 121; Said protective sleeve 122b is wrapped on the outer wall of said ferrule 122a and said photoconductive tube body 121, and the material of said protective sleeve 122b is preferably plastics.
Please referring to Fig. 2, Fig. 2 is another example structure synoptic diagram of photoconductive tube opto-electronic conversion counter timer of the present invention.As shown in Figure 2, on the basis of aforementioned photoconductive tube opto-electronic conversion counter timer shown in Figure 1, photoconductive tube opto-electronic conversion counter timer of the present invention also comprises the first photoconductive tube holder 140 and the second photoconductive tube holder 150.
Please combine referring to Fig. 2, Fig. 3 and Fig. 4, Fig. 3 is the perspective view of the photoconductive tube opto-electronic conversion counter timer first photoconductive tube holder of the present invention; Fig. 4 is the cross-sectional view of the photoconductive tube opto-electronic conversion counter timer first photoconductive tube holder of the present invention.Like Fig. 2, Fig. 3 and shown in Figure 4; The said first photoconductive tube holder 140 comprises the base 141 and first sleeve 142; Said first sleeve 142 is fixed on the said base 141, and the inside of said first sleeve 142 and said base 141 has first hollow via-hole 143 of perforation.Said base 141 is fixed in said box body 130 outer walls through screw, and a termination contact 122 of said photoconductive tube inserts in said first hollow via-hole 143, and the ferrule 122a in the said contact head 122 passes through said box body 130 and contacts with said photosensitive tube.The diameter of said first hollow via-hole 143 and shape adapt with the diameter and the shape that penetrate said contact head 122 wherein.
Please combine referring to Fig. 2 and Fig. 5, Fig. 5 is the cross-sectional view of second sleeve of the photoconductive tube opto-electronic conversion counter timer second photoconductive tube holder of the present invention.Like Fig. 2 and shown in Figure 5; The said second photoconductive tube holder 150 comprises the support 151 and second sleeve 152; Said second sleeve 152 is fixed on the said support 151; Said second sleeve 152 inside have second hollow via-hole 153 of perforation, and the other end contact head 122 of said photoconductive tube 120 inserts in said second hollow via-hole 153, and the diameter of said second hollow via-hole 153 and shape adapt with the diameter and the shape that penetrate said contact head 122 wherein.Outer wall one side of said second sleeve 152 is equipped with fixed screw, through said fixed screw the photoconductive tube contact head 122 that is inserted in said second hollow via-hole 153 is fixed on said second sleeve 152.
Please referring to Fig. 6, Fig. 6 is the user mode figure of photoconductive tube opto-electronic conversion step-by-step counting timer of the present invention.As shown in Figure 6; Photoconductive tube opto-electronic conversion step-by-step counting timer of the present invention in use; The contact head 122 of said photoconductive tube 120 1 ends is fixed through the said second photoconductive tube holder 150; The optical tests output terminal 201 of the seized electric energy meter 200 of these contact head 122 contacts is gathered light pulse signal; Transmit the light pulse signal that collects through said photoconductive tube 120; The other end that this light pulse signal finally is passed to photoconductive tube converts light pulse signal into TTL pulse signal through comprising said photosensitive tube in 110 completion of interior photo-electric conversion element with the contacted contact head of said photosensitive tube place, and pulse signal-line 101 is transferred to step-by-step counting timer 100 with the TTL pulse signal that obtains between step-by-step counting timer 100 and the photo-electric conversion element 110 through being connected.Step-by-step counting timer 100 is when work; The push button is trigger pulse counting circuit and internal time benchmark simultaneously; Pulse-scaling circuit begins to receive TTL pulse and counting, and the internal time benchmark picks up counting simultaneously, shows umber of pulse and the interlude that receives through display device; When once more when finishing drilling button pulse counting circuit and internal time benchmark quit work simultaneously, display device shows the umber of pulse and accumulation used time of these umber of pulses of current accumulation.With doing comparison under the normal condition and applying the time that electric energy meter is accumulated under the electromagnetic interference (EMI) situation under the identical pulse number, through calculating the error of seized electric energy meter 200.
When using actual loading to measure electric energy meter error in the prior art, count electric energy meter light pulse number and Measuring Time with artificial method usually.Photoconductive tube opto-electronic conversion step-by-step counting timer of the present invention utilizes photoconductive tube not receive the characteristics of electromagnetic interference effect; The effective light pulse signal of electric energy transmitting table under electromagnetic interference environment; Utilize the opto-electronic conversion loop to convert the light pulse signal of electric energy meter to the TTL pulse signal then; Receive TTL pulse signal and counting and timing simultaneously through the step-by-step counting timer; Through calculating the error of seized electric energy meter, realized under electromagnetic interference environment, measuring automatically the purpose of seized electric energy meter error.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.
Claims (9)
1. photoconductive tube opto-electronic conversion step-by-step counting timer; It is characterized in that; Comprise: step-by-step counting timer, the photo-electric conversion element that comprises photosensitive tube and photoconductive tube; One end of said photoconductive tube contacts with said photosensitive tube, and said step-by-step counting timer is with connecting through pulse signal-line between the said photo-electric conversion element.
2. photoconductive tube opto-electronic conversion step-by-step counting timer as claimed in claim 1 is characterized in that said step-by-step counting timer comprises: power supply, internal time benchmark, pulse-scaling circuit, display device.
3. according to claim 1 or claim 2 photoconductive tube opto-electronic conversion step-by-step counting timer is characterized in that said photoconductive tube comprises the photoconductive tube body and is arranged at the contact head at said photoconductive tube body two ends.
4. photoconductive tube opto-electronic conversion step-by-step counting timer as claimed in claim 3 is characterized in that said contact head comprises ferrule and protective sleeve; Said ferrule connects said photoconductive tube body, and the end of said ferrule is provided with the glass cover body, has photoconduction liquid core in the said ferrule, and the photoconduction liquid core in the said ferrule communicates with the intrinsic photoconduction liquid of said photoconductive tube core; Said protective sleeve is wrapped on the outer wall of said ferrule and said photoconductive tube body.
5. photoconductive tube opto-electronic conversion step-by-step counting timer as claimed in claim 3; It is characterized in that; Also comprise box body, the said photosensitive tube that comprises is in interior photo-electric conversion element is installed on said box body, and said photoconductive tube passes said box body and contacts with said photosensitive tube.
6. photoconductive tube opto-electronic conversion step-by-step counting timer as claimed in claim 5; It is characterized in that; Also comprise the first photoconductive tube holder, the said first photoconductive tube holder comprises the base and first sleeve, and said first sleeve is fixed on the said base; The inside of said first sleeve and said base has first hollow via-hole of perforation; Said base is fixed in said box body outer wall, and said photoconductive tube inserts in said first hollow via-hole, and said photoconductive tube passes through said box body and contacts with said photosensitive tube.
7. photoconductive tube opto-electronic conversion step-by-step counting timer as claimed in claim 6; It is characterized in that; One termination contact of said photoconductive tube inserts in said first hollow via-hole, and the diameter of said first hollow via-hole and shape adapt with the diameter and the shape that penetrate said contact head wherein.
8. photoconductive tube opto-electronic conversion step-by-step counting timer as claimed in claim 6; It is characterized in that; Also comprise the second photoconductive tube holder, the said second photoconductive tube holder comprises the support and second sleeve, and said second sleeve is fixed on the said support; Said second sleeve inner has second hollow via-hole of perforation; The other end of said photoconductive tube inserts in said second hollow via-hole, and outer wall one side of said second sleeve is equipped with fixed screw, through said fixed screw the photoconductive tube contact head that is inserted in the said hollow via-hole is fixed on said second sleeve.
9. photoconductive tube opto-electronic conversion step-by-step counting timer as claimed in claim 8; It is characterized in that; The other end contact head of said photoconductive tube inserts in said second hollow via-hole, and the diameter of said second hollow via-hole and shape adapt with the diameter and the shape that penetrate said contact head wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110103648.8A CN102759368B (en) | 2011-04-25 | 2011-04-25 | Photoconductive tube photoelectric conversion pulse counting timer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110103648.8A CN102759368B (en) | 2011-04-25 | 2011-04-25 | Photoconductive tube photoelectric conversion pulse counting timer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102759368A true CN102759368A (en) | 2012-10-31 |
| CN102759368B CN102759368B (en) | 2014-11-26 |
Family
ID=47053910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110103648.8A Expired - Fee Related CN102759368B (en) | 2011-04-25 | 2011-04-25 | Photoconductive tube photoelectric conversion pulse counting timer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102759368B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6375683A (en) * | 1986-09-19 | 1988-04-06 | Toshiba Corp | Apparatus for measuring error of electronic watthour meter |
| CN1031281A (en) * | 1987-08-21 | 1989-02-22 | 浙江大学 | Error monitor for watthour meter |
| CN2194517Y (en) * | 1994-03-27 | 1995-04-12 | 吉林省计量测试技术研究所 | Photo-electricity converter |
| CN2196311Y (en) * | 1993-12-08 | 1995-05-03 | 西北工业大学 | Check unit for household watt-hour meter |
| CN1138995C (en) * | 1998-03-06 | 2004-02-18 | 施耐德电器工业公司 | Measuring probe containing optical-fibers and measuring apparatus including same |
-
2011
- 2011-04-25 CN CN201110103648.8A patent/CN102759368B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6375683A (en) * | 1986-09-19 | 1988-04-06 | Toshiba Corp | Apparatus for measuring error of electronic watthour meter |
| CN1031281A (en) * | 1987-08-21 | 1989-02-22 | 浙江大学 | Error monitor for watthour meter |
| CN2196311Y (en) * | 1993-12-08 | 1995-05-03 | 西北工业大学 | Check unit for household watt-hour meter |
| CN2194517Y (en) * | 1994-03-27 | 1995-04-12 | 吉林省计量测试技术研究所 | Photo-electricity converter |
| CN1138995C (en) * | 1998-03-06 | 2004-02-18 | 施耐德电器工业公司 | Measuring probe containing optical-fibers and measuring apparatus including same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102759368B (en) | 2014-11-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105444990B (en) | A kind of dynamic corrections device and method of test light insertion loss and Optical Return Loss | |
| CN202057705U (en) | Photoelectric converter applied on electric energy meter calibration device and provided with photo-conduction tube | |
| US20230358635A1 (en) | Optical power detector and reader | |
| US20180292293A1 (en) | Optical Time-Domain Reflectometer (OTDR) With Integrated, Retractable Launch Cable | |
| CN203747824U (en) | Optical cable line fault point detector | |
| CN103869204A (en) | Cable core line aligner | |
| CN104515537A (en) | Fiber optics bundle type blade tip timing sensor | |
| CN103048039A (en) | Frequency-response calibration device of distributed type wide-spectrum optical-fiber-interference vibration sensing system | |
| CN205067061U (en) | Multi -functional fibre loss tester | |
| CN205333226U (en) | Intelligence teletransmission calorimeter based on communication of plastics optical fiber sensing | |
| JP5734552B2 (en) | Optical detector and optical transmission system using the same | |
| CN102759368A (en) | Photoconductive tube photoelectric conversion pulse counting timer | |
| CN201742408U (en) | Optical time domain reflectometer and device and system thereof | |
| CN106999066B (en) | Multifunctional health detection device | |
| CN108833008A (en) | A kind of optical module receiving end performance testing device | |
| CN204286466U (en) | A kind of fibre bundle formula Tip timing sensor | |
| CN210193069U (en) | Internal take-up meter counter testing device | |
| CN103411706A (en) | Self-inspection type temperature probe detection circuit | |
| CN104301035A (en) | Detection device for testing SFP | |
| CN204721358U (en) | A kind of fiber optic network checkout gear | |
| CN210441929U (en) | Portable ultrasonic flow detection device | |
| CN214702528U (en) | Optical fiber transmission temperature measuring equipment | |
| CN204069008U (en) | A kind of optical fiber network interface Loop Back measurement jig | |
| CN210742487U (en) | Pulse photoelectric conversion device for electric energy meter electric fast transient pulse group | |
| CN203720230U (en) | Optoelectronic isolation apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20150425 |
|
| EXPY | Termination of patent right or utility model |