CN207751585U - A kind of light power meter - Google Patents
A kind of light power meter Download PDFInfo
- Publication number
- CN207751585U CN207751585U CN201820023493.4U CN201820023493U CN207751585U CN 207751585 U CN207751585 U CN 207751585U CN 201820023493 U CN201820023493 U CN 201820023493U CN 207751585 U CN207751585 U CN 207751585U
- Authority
- CN
- China
- Prior art keywords
- connector
- detection
- light power
- power meter
- dustproof cover
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of light power meters,It solves operating personnel's easy installation for forgeing dustproof cover after use and causes the exposed of connector,In the course of time the drawbacks of use of light power meter being caused to lose,Its key points of the technical solution are that including ontology,The connector and lid for carrying out optical fiber connector connection close the dustproof cover on connector,Further include having to be set to the lateral wall of connector so that the detection device of optical fiber connector or dustproof cover madial wall to be detected lid conjunction state can be connected to,Further include having control device and being controlled by control device to carry out the alarming device of warning prompting when detecting that conjunction is not covered in joint,A kind of light power meter of the utility model,Can butt joint whether cover conjunction detected in real time,And operating personnel can timely be reminded timely to handle the state for not covering conjunction,It is easy to discovering for personnel to avoid forgeing.
Description
Technical field
The utility model is related to measuring instrument, more particularly to a kind of light power meter.
Background technology
Light power meter is precision instrument, is connected by optical fiber and realizes the input of light source and be detected, dismantling connection optical fiber
It is usually provided with corresponding connector on the light power meter of adapter, and dust cap is installed on connector, when in use
The installation connection of optic fibre switching head is carried out after dust cap is taken, and needs timely to cover dust cap when not used
On, to prevent while falling into of dust, to reduce the entrance of external light source when light power meter does not use, and then reduce
Loss to light power meter itself, while the isolation of external environment can be carried out in prolonged place, it reduces in external environment
Moisture etc. influence the component inside luminous power.
Current dust cap mostly uses screw thread and directly screws up on connector, and the dust cap of small size is easy to lose when use
It loses, causes subsequent protection effect bad, and operating personnel are also easy to ignore after use to cause the exposed of connector, long
And the long use that can cause light power meter is lost, the space that could be improved.
Utility model content
The purpose of this utility model is to provide a kind of light power meter, can butt joint whether cover conjunction detected in real time,
And operating personnel can timely be reminded timely to handle the state for not covering conjunction, it is easy to discovering for personnel and avoids forgeing.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of light power meter, including ontology, be set on ontology carry out optical fiber connector connection connector and lid close exist
Dustproof cover on connector, it is characterized in that：Further include having to be set to the lateral wall of connector can be connected to optical fiber connector or prevent
Detection device of the dirt lid madial wall to be detected to lid conjunction state, further include have control device and be controlled by control device in
Detect the alarming device that warning prompting is carried out when joint does not cover conjunction.
Using the above scheme, the detection device being arranged on the lateral wall of connector can be by optical fiber connector or dustproof cover
Lid close cooperate be detected, and can after sensing by the control of control device operate after so that alarming device
Warning prompting can be timely carried out when not covering conjunction, so that operating personnel can timely be handled, avoid connector long
Phase it is exposed the external world cause the entrance of internal dust or moisture to cause the damage to internal component.
Preferably, the detection device includes the detection circuit and detection trigger connecting and disconnecting of the circuit of output detection signal
Detection components, the lateral wall of the connector offer the card slot for detection components inlay card, coupling are fixedly installed in the card slot
In the current supply circuit of detection circuit and detection components can be connected to the detection contact for carrying out break-make control that is triggered.
Using the above scheme, the setting of the detection circuit of detection device and detection components can pass through the detection of detection components
And the transmission of signal is realized by detection circuit again, the volume card slot opened up on the lateral wall of connector can block detection components
It is embedding, and card slot in be arranged detection contact can under the triggering of detection components communication with detection circuit, and then realization detection components
Triggering between detection circuit is associated, and the electric signal that is converted into that mechanical action can be easy is transmitted, easy to operate.
Preferably, the detection components be metal clips, described metal clips one end be connected to the lateral wall of connector and
It pops up and is arranged along tightening direction, and the detection contact is set to one end of lateral wall of the metal clips pop-up far from connector.
Using the above scheme, detection components are metal clips and metal clips is arranged side along the direction tightened and fixes peace
Lateral wall loaded on connector, and the other side be inclined outwardly pop-up be matched with detection contact the setting far from metal clips in card slot is set
It sets so that metal clips is enabled to be pressed and with further peace when optical fiber connector or dustproof cover lid close
It is connected to after dress on detection contact so that lid closes also more securely when detection trigger.
Preferably, the detection components be provided with along the lateral wall of the connector it is several.
Using the above scheme, detection components are formed with the position of several detections, Duo Gejian along the lateral wall setting of connector
Survey is more accurate when enabling to detect, and symmetrical setting can effectively avoid accidentally touching, and avoid one from detecting
Existing failure causes detection error rate to trigger high problem appearance.
Preferably, the control device includes to be coupled to detection circuit and in response to detection signal to be judged simultaneously
Output judges the decision circuitry of signal, is coupled to decision circuitry and in response to judging signal to export described in control signal and control
Alarming device can carry out the control circuit of warning operation.
Using the above scheme, the signal after the decision circuitry of control device can arrive the state-detection of multiple detection components
Output carries out judgement processing, so that it is more accurate when control, and the setting of control circuit can realize control signal
Output carry out warning prompting to control alarming device.
Preferably, the alarming device is the indicator light for being set to the instruction that carries out shining on ontology.
Using the above scheme, alarming device be arranged ontology indicator light can timely occur do not cover the state of conjunction when
Warning prompting is carried out, it is more eye-catching when reminding first time by way of shining, convenient for finding.
Preferably, the alarming device further includes having the buzzer for carrying out sounding reminding.
Using the above scheme, the setting of the buzzer of alarming device can further be reminded under the prompting that shines
Operation so that whole warning is more effective.
Preferably, the control circuit further includes having that the delay portion of signal delay output will be controlled, the buzzer
The delay switch for being controlled by delay portion is in series in current supply circuit.
Using the above scheme, control signal can be carried out certain delay, and bee by the setting in the delay portion of control circuit
The setting of concatenated delay switch enables buzzer to be staggered with the time that indicator light is warned in the current supply circuit of ring device,
Buzzer is used to cause uncomfortable feeling when capable of realizing two level warning operation, and avoid at the beginning.
Preferably, being fixedly connected with connecting line between the dustproof cover and ontology.
Using the above scheme, it is connected between dustproof cover and ontology by connecting line, can effectively place dustproof cover
It loses so that dustproof cover enhanced convenience when winning and installing..
In conclusion the utility model has the advantages that：
By being arranged whether the detection device on the connector lateral wall of ontology can be installed in butt joint in real time
Optical fiber connector or the case where covering dustproof cover, are detected, and can timely be controlled there is the when of not covering conjunction
Warning operation, timely convenient for personnel find that the situation that connector passes into silence exposed is reduced to handle to be occurred, and then to ontology
And joint is preferably protected, and is reduced because improper use causes the reduction in service life.
Description of the drawings
Fig. 1 is the structural schematic diagram of light power meter；
Fig. 2 is the partial structural diagram of light power meter；
Fig. 3 is circuit diagram.
In figure：1, ontology；2, connector；31, dustproof cover；32, optical fiber connector；41, detection components；411, metal clips；
412, card slot；413, contact is detected；42, detection circuit；5, control device；51, decision circuitry；52, control circuit；53, it is delayed
Portion；6, alarming device；61, indicator light；62, buzzer.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
A kind of light power meter disclosed in the present embodiment, as described in Figure 1, include light power meter ontology 1 and setting this
The connector 2 of 1 upper end of body is installed by connection optical fiber connector 32 realizes the access to external light source by connector 2 and realizes detection,
It can be closed when not in use by the lid of dustproof cover 31 being arranged on ontology 1 simultaneously and carry out proofing dust and protecting on connector 2, and
By thering is connecting line to be attached to prevent the loss of dustproof cover 31 between dustproof cover 31 and ontology 1.
As shown in Fig. 2, connector 2 can be arranged the peace of realization and optical fiber connector 32 and dustproof cover 31 by screw thread or directly
Dress, and in embodiment preferably by the way of being threadedly coupled.The lateral wall of connector 2 is provided with detection device, detection device
Include detection components 41 and offers the card slot 412 installed for 41 inlay card of detection components, card slot on the lateral wall of connector 2
The detection contact 413 that can be detected the abutting of component 41 to be triggered is provided in 412, detection components 41 are preferably elastic using having
Metal clips 411, and one end of metal clips 411 is connected to the lateral wall of connector 2 along vertical direction, and the other end is along twisting
Tight direction is naturally horizontally arranged, when optical fiber connector 32 or 31 screw thread of dustproof cover are tightened, as screw thread revolves
Tightly gradually metal clips 411 is pressed together in card slot 412, detection is then connected to when metal clips 411 is extruded completely and is touched
Detection contact 413 to be triggered on point 413 further to be acted.And the depth and metal clips 411 of card slot 412
Consistency of thickness then enables threaded recess part and optical fiber connector 32 or the dustproof cover of connector 2 when metal clips 411 is compacted
31 internal thread ring abuts against.Detection components 41 are circumferentially provided with several and right preferably along radial direction on the peripheral surface of connector 2
Claim there are two settings, detection can be carried out at the same time, improve the accuracy of detection.
It is additionally provided with alarming device 6 on ontology 1, can timely be warned when not covering conjunction by alarming device 6
Show prompting operation.
As shown in figure 3, it includes the detection circuit 42 being arranged in control device 5 and detection device to further include.
Detection circuit 42 is detected the output of signal, each branch road using two branches for being coupled to power supply VCC
It is in series with the normally opened contact corresponding to the detection contact 413 in detection components 41, corresponds to S1 and S2 respectively, control device 5 wraps
52 part of decision circuitry 51 and control circuit is included, decision circuitry 51 is to be coupled to the dual input of 42 liang of output ends of detection circuit
NAND gate judges the output signal of detection circuit 42, and when input terminal all receives the detection signal of high level,
I.e. two detection contacts 413 are triggered, and decision circuitry 51 exports low level judgement signal, otherwise output high level judges letter
Number；Control circuit 52 includes the triode Q1 that base stage is coupled to 51 output end of decision circuitry, and triode Q1 preferably uses model
For the NPN type triode of S9013, and collector is coupled to power supply VCC, is in series with for defeated between emitter and ground terminal GND
Go out to control the coil of the relay KM1 of signal.
Control circuit 52 further includes having the delay portion 53 for exporting control signal into line delay, delay portion 53 to use 555 cores
555 delay circuits of piece and its peripheral circuit composition, 4 pins of 555 chips are the reset terminal that low level resets, with power supply
The normally opened contact for being controlled by relay KM1 is in series between VCC, 3 pins are output end, when reset terminal accesses high level and pre-
If delay time in keep high level input, then from the high level electric signal after the output delay of 3 pins, 3 pins are coupled with three
The base stage of pole pipe Q2, triode Q2 preferably use the NPN type triode of model S9013, and are gone here and there between collector and power supply VCC
It is associated with the coil of the relay KM2 for exporting the control signal after being delayed, emitter is coupled to ground terminal GND.
As shown in Figures 1 and 3, alarming device 6 includes the indicator light 61 being arranged on ontology 1 and is arranged in indicator light
The buzzer 62 of 61 sides, indicator light 61 and buzzer 62 are parallel with one another in the current supply circuit of instruction device, and in indicator light
The normally opened contact for being controlled by relay KM1 is in series in 61 current supply circuit, be in series in the current supply circuit of buzzer 62 by
It controls in the normally opened contact of relay KM2, installation optical fiber connector 32 or dust-proof is not connected on connector 2 when detection device detects
When lid 31, the control signal that control device 5 exports high level makes the current supply circuit of the indicator light 61 of alarming device 6 be connected in turn
The instruction that shines is carried out, so that operating personnel can carry out operation processing in time, carries out preliminary reminder；When in preset delay
Between after control device 5 when still exporting the control signal of high level, delay portion 53 exports high level after being delayed, so that buzzer
The normally opened contact of relay KM2 in 62 current supply circuit is closed, and then the sounding warning for carrying out buzzer 62 is reminded, with into one
Step remind, and avoids forgeing, and relay KM1 and relay KM2 preferably use small midget relay.
Operating procedure and operating mode：
When 1, needing using light power meter, dustproof cover 31 is backed out along hand of spiral reverse rotation, and needs are detected
Optical fiber connector 32 is connected on connector 2, and screw thread tightens completion installation；
2, when backing out dustproof cover 31 or not installing optical fiber connector 32, detection device output detection signal to control
The control signal of signal exports, and the indicator light 61 of alarming device 6 is made to carry out the indicating reminders that shine；Dustproof cover is installed again
31 or when optical fiber connector 32, then signal intensity is controlled, warning is stopped；It is not installed yet after in the certain time-delay time so that prolonging
When portion 53 be connected when, then alarming device 6 buzzer 62 start sounding alarm, to remind operating personnel to handle.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model, each composition portion in the present embodiment not yet explicitly
The available prior art is divided to be realized.
Claims (9)
1. a kind of light power meter, including ontology (1), the connector (2) for being set to progress optical fiber connector (32) connection on ontology (1)
And lid closes the dustproof cover (31) on connector (2), it is characterized in that：Further include having to be set to the lateral wall of connector (2) can support
It is connected to the detection device of optical fiber connector (32) or dustproof cover (31) madial wall to be detected to lid conjunction state, further includes having
Control device (5) and be controlled by control device (5) in detect the when of not covering conjunction at connector (2) carry out warning prompting warning fill
It sets (6).
2. light power meter according to claim 1, it is characterized in that：The detection device includes the inspection of output detection signal
The lateral wall of the detection components (41) of slowdown monitoring circuit (42) and detection trigger circuit (42) break-make, the connector (2) is offered for inspection
The card slot (412) of component (41) inlay card is surveyed, the power supply time for being coupled to detection circuit (42) is fixedly installed in the card slot (412)
In road and detection components (41) can be connected to the detection contact (413) for carrying out break-make control that is triggered.
3. light power meter according to claim 2, it is characterized in that：The detection components (41) are metal clips (411), institute
It states metal clips (411) one end and is connected to the lateral wall of connector (2) and is popped up along tightening direction and be arranged, and the detection contact
(413) it is set to one end of the lateral wall far from connector (2) after metal clips (411) pops up.
4. light power meter according to claim 3, it is characterized in that：The detection components (41) are along the outer of the connector (2)
Side wall is provided with several.
5. light power meter according to claim 4, it is characterized in that：The control device (5) includes to be coupled to detection electricity
Road (42) simultaneously judges the decision circuitry (51) of signal, is coupled to decision circuitry in response to detection signal to be judged and be exported
(51) and in response to judging signal the control electricity of warning operation can be carried out to export control signal and control the alarming device (6)
Road (52).
6. light power meter according to claim 5, it is characterized in that：The alarming device (6) is enterprising to be set to ontology (1)
The indicator light (61) of the luminous instruction of row.
7. light power meter according to claim 6, it is characterized in that：The alarming device (6) further includes having progress sounding to carry
Awake buzzer (62).
8. light power meter according to claim 7, it is characterized in that：The control circuit (52) further includes having that signal will be controlled
Be delayed the delay portion (53) of output, is in series in the current supply circuit of the buzzer (62) and is controlled by the delay in delay portion (53) and opens
It closes.
9. light power meter according to claim 1, it is characterized in that：It is fixed between the dustproof cover (31) and ontology (1) to connect
It is connected to connecting line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820023493.4U CN207751585U (en) | 2018-01-05 | 2018-01-05 | A kind of light power meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820023493.4U CN207751585U (en) | 2018-01-05 | 2018-01-05 | A kind of light power meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207751585U true CN207751585U (en) | 2018-08-21 |
Family
ID=63152434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820023493.4U Expired - Fee Related CN207751585U (en) | 2018-01-05 | 2018-01-05 | A kind of light power meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207751585U (en) |
-
2018
- 2018-01-05 CN CN201820023493.4U patent/CN207751585U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10475322B1 (en) | Earthquake alarm device | |
| CN104269927B (en) | Remote power supervising device | |
| CN104899084B (en) | Electronic equipment and the method for preventing electronic equipment frequent switching working condition | |
| CN205300879U (en) | Detection alarm system of leaking | |
| CN207751585U (en) | A kind of light power meter | |
| CN209546085U (en) | A kind of inductor outer housing of ease of assembly disassembly | |
| CN213021978U (en) | Electric power measurement fault detection instrument | |
| CN206574218U (en) | A kind of battery power low-power consumption gas leakage alarming device | |
| CN207751587U (en) | A kind of self-shield light power meter | |
| CN208284988U (en) | A kind of explosion-proof type electrostatic overflow protector | |
| CN103424139B (en) | The anti-infringement of Universal self-controlled equipment detects protection system | |
| CN210270085U (en) | Switch cover detection device | |
| CN110147057A (en) | A kind of fault alarm and its Check System | |
| CN209472383U (en) | A kind of resistance eutral grounding complexes | |
| CN109253763B (en) | Anti-theft turbine flowmeter | |
| CN205664214U (en) | Digital display pilot lamp | |
| CN212059118U (en) | Infrared temperature sensor | |
| CN211959717U (en) | Electric shock prevention voice prompt cabinet door | |
| CN208903389U (en) | A kind of battery-powered residual current type detector for electric fire protection of in-built electrical | |
| CN211920531U (en) | Novel elevator clearance protection device | |
| CN212622788U (en) | Intelligent combination unit current warning device | |
| CN220338258U (en) | Active defense system for natural gas leakage | |
| CN208654108U (en) | A kind of architectural engineering water power safety detection device | |
| CN209230858U (en) | A kind of detection instrument with electronics dial plate | |
| CN208521177U (en) | A kind of wireless water flow detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180821 Termination date: 20210105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |