CN102706124B - Drying box for photoelectric transceiver - Google Patents
Drying box for photoelectric transceiver Download PDFInfo
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- CN102706124B CN102706124B CN201210189426.7A CN201210189426A CN102706124B CN 102706124 B CN102706124 B CN 102706124B CN 201210189426 A CN201210189426 A CN 201210189426A CN 102706124 B CN102706124 B CN 102706124B
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Abstract
The invention discloses a drying box for a photoelectric transceiver. The drying box comprises a box body, a heating component positioned in the box body, a blower and a power wire for supplying power to the heating component and the blower; a first branch and a second branch which are parallel are arranged between a phase line and a center line of the power wire, and a trigger switch is positioned among the phase line of the power wire, the first branch and the second branch; the first branch is sequentially connected in series with a first normally-closed contact switch, a first normally-open contact switch, a first contactor and the blower; the second branch is connected in series with a third normally-closed contact switch, a timer and a third contactor; and a first contact for controlling turn-on and turn-off of the whole machine in the third contactor is positioned between the power wire and the parallel first and second branches. The drying box does not require actions of plugging and unplugging a power supply, and does not require attendance; and after the working time is arrived, all power supplies, namely power supplies of the blower, a heating bar and the whole machine and an external working power supply in a case, are automatically turned off, so that a product, the case and personnel are greatly protected.
Description
Technical field
The present invention relates to a kind of drying box, be specifically related to a kind of drying box for optoelectronic transceivers.
Background technology
Prior art drying box, its closed 220V gauge tap, temperature controller and timer are started working.Plug outside working power, the module of needs test is put into optoelectronic transceivers B/I cabinet, press air blast button, air blast is started working, and presses heat button, and heating rod is started working, set temperature controller temperature and timer time, now complete machine starts normal work.After timer time arrives, JS starts to move, and contactor disconnects because of dead electricity, and now heating rod quits work, and other each circuit working is normal.
But there is following technical problem in above-mentioned prior art, complete machine needs operating personnel on duty, in the situation that the working time completes, although disconnect heating rod, other device cannot power-off, as cabinet air blast, complete machine power supply, and electric supply installation beyond cabinet cannot power-off, and power supply outside cabinet needs operating personnel to carry out Plug Action at every turn, in running order even for a long time, not only bother but also easily damage the waste of power supply and the energy.
Summary of the invention
The object of the invention is to provide a kind of drying box for optoelectronic transceivers; this drying box is simple to operate; need operating personnel to control at guidance panel; without the action that plugs power supply; and without on duty, after the working time arrives, cabinet can be closed all power supplys automatically; comprise air blast, heating rod, complete machine power supply, operate outside power supply, product and cabinet and personnel have all been accomplished to great protection.
For achieving the above object, the technical solution used in the present invention is: a kind of drying box for optoelectronic transceivers, comprises casing, is positioned at heater block, the air blast of casing and the power line of powering for the heater block to described, air blast; Between the phase line of described power line and center line, be provided with the first branch road and the second branch road in parallel, a trigger switch is between described power line phase line and the first branch road and the second branch road;
This first branch road is serially connected with the first normally-closed contact switch, the first normally opened contact switch, the first contactor and air blast successively, this the first normally opened contact switch is in parallel with the contact of the first contactor, in the time triggering the first normally opened contact switch, this first contactor obtains electric rear its closing of contact self-locking, thereby makes described air blast work; Between the contact of described the first normally-closed contact switch and the first normally opened contact switch and center line, be disposed with the second normally-closed contact switch, the second normally opened contact switch, the second contactor and heater block, this the second normally opened contact switch is in parallel with the contact of the second contactor, in the time triggering the second normally opened contact switch, this second contactor obtains electric rear its closing of contact self-locking, thereby makes described heater block work;
Described the second branch road is in series with the 3rd normally-closed contact switch, timer and the 3rd contactor, in this 3rd contactor for the first contact of controlling complete machine break-make between power line and the first branch road in parallel and the second branch road; In described timer, the first pin is connected in series with described the 3rd contactor, disconnects when timer reaches its first pin of setting-up time value the first contact dead electricity disconnection that makes the 3rd contactor.
In technique scheme, further improvement project is as follows:
1,, in such scheme, described trigger switch is contact composition in parallel the 3rd normally-closed contact switch and described the 3rd contactor.
2, in such scheme, in described timer, the second pin is connected in series with described the second contactor, disconnects when timer reaches its second pin of setting-up time value the contact dead electricity disconnection that makes the second contactor.
Because technique scheme is used, the present invention compared with prior art has following advantages and effect:
Drying box of the present invention is simple to operate; need operating personnel to control at guidance panel; without the action that plugs power supply; and without on duty; after working time arrives, cabinet can be closed all power supplys automatically, comprises air blast, heating rod, complete machine power supply, operate outside power supply; product and cabinet and personnel are all accomplished to great protection, really realized simple, safe, energy-conservation and environmental protection.
Brief description of the drawings
Accompanying drawing 1 is for the present invention is for the drying box electrical schematic diagram of optoelectronic transceivers.
In above accompanying drawing: 1, heater block; 2, air blast; 3, power line; 4, the first branch road; 5, the second branch road; 6, trigger switch; 7, the first normally-closed contact switch; 8, the first normally opened contact switch; 9, timer; 10, the second normally-closed contact switch; 11, the second normally opened contact switch; 12, the 3rd normally-closed contact switch.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment: a kind of drying box for optoelectronic transceivers, comprises casing, is positioned at the heater block 1, air blast 2 of casing and for the heater block 1 to described, the power line 3 that air blast 2 is powered; Between the phase line of described power line 3 and center line, be provided with the first branch road 4 in parallel and the second branch road 5, one trigger switches 6 between described power line 3 phase lines and the first branch road 4 and the second branch road 5;
This first branch road 4 is serially connected with the first normally-closed contact switch 7, the first normally opened contact switch 8, the first contactor KM1 and air blast 2 successively, this the first normally opened contact switch 8 is in parallel with the contact of the first contactor KM1, in the time triggering the first normally opened contact switch 8, this first contactor KM1 obtains electric rear its closing of contact self-locking, thereby described air blast 2 is worked; Between the contact of described the first normally-closed contact switch 7 and the first normally opened contact switch 8 and center line, be disposed with the second normally-closed contact switch 10, the second normally opened contact switch 11, the second contactor KM2 and heater block 1, this the second normally opened contact switch 11 is in parallel with the contact of the second contactor KM2, in the time triggering the second normally opened contact switch 11, this second contactor KM2 obtains electric rear its closing of contact self-locking, thereby described heater block 1 is worked;
Described the second branch road 5 is in series with the 3rd normally-closed contact switch 12, timer 9 and the 3rd contactor KM3, in this 3rd contactor KM3 for the first contact of controlling complete machine break-make between power line 3 and the first branch road 4 in parallel and the second branch road 5; In described timer 9, the first pin is connected in series with described the 3rd contactor KM3, disconnects when timer 9 reaches its first pin of setting-up time value the first contact dead electricity disconnection that makes the 3rd contactor KM3.
Above-mentioned trigger switch is contact composition in parallel the 3rd normally-closed contact switch and described the 3rd contactor.
In above-mentioned timer 9, the second pin is connected in series with described the second contactor KM2, disconnects when timer 9 reaches its second pin of setting-up time value the contact dead electricity disconnection that makes the second contactor KM2.
The present embodiment drying box specific works process is as follows: press start button the 3rd contactor KM3 self-locking, temperature controller, timer and outside working power are started working, the module of needs test is put into optoelectronic transceivers B/I cabinet, press air blast button, the closed also self-locking of the first contactor KM1, air blast M starts working, press heat button, the closed also self-locking of the second contactor KM2, heating rod is started working, and sets temperature controller temperature and timer time, and now complete machine starts normal work.After timer time arrives, JS starts to move, and the 3rd contactor KM3 disconnects because of dead electricity, and now complete machine power-off quits work, and external power source is also because the 3rd contactor KM3 power-off stops externally fed.X button, for running into emergency, is pressed this button complete machine and external power source and is quit work.
While adopting the above-mentioned drying box for optoelectronic transceivers; it is simple to operate; need operating personnel to control at guidance panel; without the action that plugs power supply, and without on duty, after the working time arrives; cabinet can be closed all power supplys automatically; comprise air blast, heating rod, complete machine power supply, operate outside power supply, product and cabinet and personnel have all been accomplished to great protection, really realized simple, safe, energy-conservation and environmental protection.
Above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (1)
1. for a drying device for optoelectronic transceiver module test, comprise casing, be positioned at heater block (1), the air blast (2) of casing and the power line (3) of powering for the heater block (1) to described, air blast (2); Be characterised in that: between the phase line of described power line (3) and the neutral conductor, be provided with in parallel the first branch road (4) and the second branch road (5), a trigger switch (6) is positioned between described power line (3) phase line and the first branch road (4) and the second branch road (5) in parallel;
This first branch road (4) is serially connected with the first normally-closed contact switch (7), the first normally opened contact switch (8), the first contactor (KM1) successively, this the first normally opened contact switch (8) is in parallel with the contact of the first contactor (KM1), in the time triggering the first normally opened contact switch (8), this first contactor (KM1) obtains electric rear its closing of contact self-locking, thereby makes described air blast (2) work; Between the contact of described the first normally-closed contact switch (7) and the first normally opened contact switch (8) and the neutral conductor, be disposed with the second normally-closed contact switch (10), the second normally opened contact switch (11), the second contactor (KM2) and heater block (1), this the second normally opened contact switch (11) is in parallel with the contact of the second contactor (KM2), in the time triggering the second normally opened contact switch (11), this second contactor (KM2) obtains electric rear its closing of contact self-locking, thereby makes described heater block (1) work;
Described the second branch road (5) is in series with the 3rd normally-closed contact switch (12), timer (9) and the 3rd contactor (KM3), in this 3rd contactor (KM3), is positioned between power line (3) and first branch road (4) and the second branch road (5) of parallel connection for controlling the first contact of complete machine break-make; In described timer (9), the first pin is connected in series with described the 3rd contactor (KM3), disconnects when timer (9) reaches its first pin of setting-up time value the first contact dead electricity disconnection that makes the 3rd contactor (KM3).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410112378.0A CN103901787B (en) | 2012-06-11 | 2012-06-11 | Testing device for photoelectric receiving and dispatching module |
| CN201210189426.7A CN102706124B (en) | 2012-06-11 | 2012-06-11 | Drying box for photoelectric transceiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210189426.7A CN102706124B (en) | 2012-06-11 | 2012-06-11 | Drying box for photoelectric transceiver |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410112378.0A Division CN103901787B (en) | 2012-06-11 | 2012-06-11 | Testing device for photoelectric receiving and dispatching module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102706124A CN102706124A (en) | 2012-10-03 |
| CN102706124B true CN102706124B (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210189426.7A Active CN102706124B (en) | 2012-06-11 | 2012-06-11 | Drying box for photoelectric transceiver |
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| Country | Link |
|---|---|
| CN (1) | CN102706124B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489256B (en) * | 2018-04-16 | 2023-09-29 | 扬州科润德机械有限公司 | Control system of vertical dryer and drying method thereof |
| CN108592595A (en) * | 2018-04-27 | 2018-09-28 | 中国科学院青岛生物能源与过程研究所 | A kind of drying device and drying means |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19733209A1 (en) * | 1997-08-01 | 1999-02-04 | Ako Werke Gmbh & Co | Hybrid program control device for domestic washing machines etc. |
| CN2765234Y (en) * | 2005-01-10 | 2006-03-15 | 汤强林 | Electric controller |
| EP2189856A1 (en) * | 2008-11-21 | 2010-05-26 | Electrolux Home Products Corporation N.V. | Electric household appliance comprising an electronic control device for controlling at least two three-phase electric motors |
| CN201828792U (en) * | 2010-09-26 | 2011-05-11 | 金盛紧固技术(安徽)有限责任公司 | Dryer control box circuit |
-
2012
- 2012-06-11 CN CN201210189426.7A patent/CN102706124B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19733209A1 (en) * | 1997-08-01 | 1999-02-04 | Ako Werke Gmbh & Co | Hybrid program control device for domestic washing machines etc. |
| CN2765234Y (en) * | 2005-01-10 | 2006-03-15 | 汤强林 | Electric controller |
| EP2189856A1 (en) * | 2008-11-21 | 2010-05-26 | Electrolux Home Products Corporation N.V. | Electric household appliance comprising an electronic control device for controlling at least two three-phase electric motors |
| CN201828792U (en) * | 2010-09-26 | 2011-05-11 | 金盛紧固技术(安徽)有限责任公司 | Dryer control box circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102706124A (en) | 2012-10-03 |
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