CN203039265U - Automatic exhaust device used for storage battery and high-pressure chamber - Google Patents
Automatic exhaust device used for storage battery and high-pressure chamber Download PDFInfo
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- CN203039265U CN203039265U CN 201320062956 CN201320062956U CN203039265U CN 203039265 U CN203039265 U CN 203039265U CN 201320062956 CN201320062956 CN 201320062956 CN 201320062956 U CN201320062956 U CN 201320062956U CN 203039265 U CN203039265 U CN 203039265U
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- Prior art keywords
- contactor
- hydrogen
- relay
- density
- branch road
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- 239000001257 hydrogen Substances 0.000 claims abstract description 42
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 42
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 150000002431 hydrogen Chemical class 0.000 claims description 9
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract 1
- 230000000007 visual effect Effects 0.000 abstract 1
- 230000006378 damage Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
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Abstract
The utility model provides an automatic exhaust device used for a storage battery chamber and a high-pressure chamber and belongs to the field of power exhaust systems. The utility model aims to solve a problem that workload and insecurity of an operator are increased when a manual method for exhausting air for the storage battery chamber or the high-pressure chamber is adopted. The scheme of the utility model is that a hydrogen concentration sensor monitors indoor hydrogen concentration and a temperature and humidity sensor monitors indoor humidity; a coil of the temperature and humidity sensor, a normally open contact of the temperature and humidity sensor and a coil of a first AC contactor are connected in series for forming a first branch circuit, a coil of the hydrogen concentration sensor, a normally open contact of the hydrogen concentration sensor and a coil of a second AC contactor are connected in series for forming a second branch circuit, a normally open contact of the first AC contactor and an electric fan are connected in series for forming a third branch circuit, and the above three branch circuits are all connected between a zero line and a fire line of an AC power source in parallel; and a normally open contact of the second AC contactor and an audible and visual alarm are connected in series for forming a fourth branch circuit connected to two ends of the normally open contact of the first AC contactor in parallel.
Description
Technical field
The utility model relates to the automatic exhaust device for battery room or hyperbaric chamber, belongs to electric power gas extraction system field.
Background technology
Transformer station's hyperbaric chamber equipment is as the important component part in the electric power transfer link, and whether its operation normally is directly connected to the safety and stability of electrical network.At present, most of transformer station does not design ventilating and exhausting device in the hyperbaric chamber, has only door and window to ventilate.There is a very big drawback in this design, and namely moistureproof damp proof effect is relatively poor.Especially in rainy season in summer, because the hyperbaric chamber is usually placed in Stall, face of land moisture, cable trough moisture compile, and cause hyperbaric chamber humidity very big, the safe operation that seriously jeopardizes electric equipment.Run into the weather that gets damp, the indoor humidity in some hyperbaric chamber can reach more than 95%, and the high voltage equipment insulation level is seriously descended.Condensation may cause discharge in the cabinet, even can cause the switch cubicle blast.In addition, because electric equipment moves for a long time, can cause the serious corrosion of various metal materials under high humidity environment, the most direct harm is the normal running that causes the switch tripping and influence disconnecting link.
Storage battery the time may produce a large amount of hydrogen in operation, the danger that hydrogen gas accumulation can produce burning, explode to a certain degree the time.Summer is rainy when moist, and the conductance of air increases, and causes short circuit dischange between alternate, interpolar, phase ground easily, causes the great damage of equipment, influence the safe operation of electric power system, causes the heavy losses of national economy and stabilizing of society.
At present, indoor equipment operational sites such as battery room, hyperbaric chamber, its vented exhaust all is manually, the operations staff rule of thumb or simple instrument and meter detect, think in the time of moving ventilation fan the manual unlocking motor ventilation.This mode has very big hidden danger:
1, increases operations staff's workload.
2, operations staff's operational environment brings unsafe factor.
3, harm can not in time be found to eliminate.
The utility model content
The utility model purpose is to adopt manual mode for the air draft that solves present battery room, hyperbaric chamber to exist increase operations staff's workload, operations staff's operational environment to bring unsafe factor, harm can not in time find the problem of eliminating, and a kind of automatic exhaust device for battery room or hyperbaric chamber is provided.
Automatic exhaust device for battery room or hyperbaric chamber described in the utility model, it comprises hydrogen gas concentration sensor, density of hydrogen relay QQ, Temperature Humidity Sensor, humiture relay WSD, the first A.C. contactor JJ1, the second A.C. contactor JJ2, electric fan and audible-visual annunciator
The indoor density of hydrogen signal output part of hydrogen gas concentration sensor links to each other with the Enable Pin of density of hydrogen relay QQ;
The indoor humidity signal output part of Temperature Humidity Sensor links to each other with the Enable Pin of humiture relay WSD;
The coil series connection of the normal opened contact of the coil of humiture relay WSD, humiture relay WSD and the first A.C. contactor JJ1 is first branch road, and described first branch road is connected in parallel between the zero line and live wire of AC power;
The coil series connection of the normal opened contact of the coil of density of hydrogen relay QQ, density of hydrogen relay QQ and the second A.C. contactor JJ2 is second branch road, and described second branch road is connected in parallel between the zero line and live wire of AC power;
The normal opened contact of the first A.C. contactor JJ1 and electric fan series connection are the 3rd branch road, and described the 3rd branch road is connected in parallel between the zero line and live wire of AC power;
The normal opened contact of the second A.C. contactor JJ2 and audible-visual annunciator series connection are the 4th branch road, and described the 4th branch road is connected in parallel on the two ends of the normal opened contact of the first A.C. contactor JJ1.
Advantage of the present utility model: the automatic exhaust device for battery room or hyperbaric chamber described in the utility model can be on the definite value of setting starter motor automatically, get rid of damps such as hydrogen timely; When humidity reaches set point, also can start ventilating system, strengthen circulation of air, improve insulation margin, prevent that serious accident from taking place.
Ventilating system is the interior humiture of conditioning chamber automatically, in time gets rid of fuel gas, reduces labor strength, strengthens the operational environment degree of safety, guarantees the person, device security.
Description of drawings
Fig. 1 is the electrical control figure of the automatic exhaust device for battery room or hyperbaric chamber described in the utility model.
Fig. 2 is the theory diagram of the automatic exhaust device for battery room or hyperbaric chamber described in the utility model.
Embodiment
Embodiment one: present embodiment is described below in conjunction with Fig. 1 and Fig. 2, the described automatic exhaust device for battery room or hyperbaric chamber of present embodiment, it comprises hydrogen gas concentration sensor 1, density of hydrogen relay QQ, Temperature Humidity Sensor 2, humiture relay WSD, the first A.C. contactor JJ1, the second A.C. contactor JJ2, electric fan 3 and audible-visual annunciator 4
The indoor density of hydrogen signal output part of hydrogen gas concentration sensor 1 links to each other with the Enable Pin of density of hydrogen relay QQ;
The indoor humidity signal output part of Temperature Humidity Sensor 2 links to each other with the Enable Pin of humiture relay WSD;
The coil series connection of the normal opened contact of the coil of humiture relay WSD, humiture relay WSD and the first A.C. contactor JJ1 is first branch road, and described first branch road is connected in parallel between the zero line and live wire of AC power;
The coil series connection of the normal opened contact of the coil of density of hydrogen relay QQ, density of hydrogen relay QQ and the second A.C. contactor JJ2 is second branch road, and described second branch road is connected in parallel between the zero line and live wire of AC power;
The normal opened contact of the first A.C. contactor JJ1 and electric fan 3 series connection are the 3rd branch road, and described the 3rd branch road is connected in parallel between the zero line and live wire of AC power;
The normal opened contact of the second A.C. contactor JJ2 and audible-visual annunciator 4 series connection are the 4th branch road, and described the 4th branch road is connected in parallel on the two ends of the normal opened contact of the first A.C. contactor JJ1.
When the density of hydrogen in the room air in battery room or hyperbaric chamber reach its explosion ratio that rolls off the production line 1/4 the time, hydrogen gas concentration sensor 1 triggers the start end of density of hydrogen relay QQ, the coil of density of hydrogen relay QQ gets, the normal opened contact closure of density of hydrogen relay QQ, make the coil of the second A.C. contactor JJ2 get, the normal opened contact closure of the second A.C. contactor JJ2 then, electric fan 3 operations, discharge indoor air outdoor, reduce airborne density of hydrogen, audible-visual annunciator 4 starts simultaneously, carries out sound and light alarm.
Density of hydrogen in monitoring room air be down to its explosion ratio that rolls off the production line 1/10 the time, hydrogen gas concentration sensor 1 triggers the end that stops of density of hydrogen relay QQ, the coil losing electricity of density of hydrogen relay QQ, the normal opened contact of density of hydrogen relay QQ disconnects, the coil losing electricity of the second A.C. contactor JJ2, the normal opened contact of the second A.C. contactor JJ2 disconnects, and electric fan 3 is out of service, and audible-visual annunciator 4 stops sound and light alarm.
When the humidity in the room air in battery room or hyperbaric chamber reaches 90%, Temperature Humidity Sensor 2 triggers the start end of humiture relay WSD, the coil of humiture relay WSD is got, the normal opened contact closure of humidity relay WSD, it is electric that the coil of the A.C. contactor JJ1 that wins is got, the normal opened contact closure of the first A.C. contactor JJ1 then, electric fan 3 operations, indoor air discharge is outdoor, reduce airborne humidity.
When monitoring indoor humidity when being down to 85%, Temperature Humidity Sensor 2 triggers the end that stops of humiture relay WSD, make the coil losing electricity of humiture relay WSD, the normal opened contact of humidity relay WSD disconnects, make the coil losing electricity of the A.C. contactor JJ1 that wins, then the normal opened contact of the first A.C. contactor JJ1 disconnects, and electric fan 3 is out of service.
The described device of present embodiment can be monitored density of hydrogen and moisture signal in the room air in battery room or hyperbaric chamber automatically, and moves according to the bound that arranges.
Embodiment two: present embodiment is described further execution mode one, and it also comprises density of hydrogen service switch KK2, and density of hydrogen service switch KK2 is connected in second branch road, and between the coil of live wire and density of hydrogen relay QQ.
Density of hydrogen service switch KK2 adopts air switch to realize.
Density of hydrogen service switch KK2 is normally closed switch, when keeping in repair or wanting to stop this function, disconnects density of hydrogen service switch KK2.
Embodiment three: present embodiment is described further execution mode one, and it also comprises humiture service switch KK1, and humiture service switch KK1 is connected in first branch road, and between the coil of live wire and humiture relay WSD.
Humiture service switch KK1 adopts air switch to realize.
Humiture service switch KK1 is normally closed switch, when keeping in repair or wanting to stop this function, disconnects humiture service switch KK1.
Embodiment four: present embodiment is described further execution mode one, and it also comprises electric fan hand switch KK3, and electric fan hand switch KK3 is connected in parallel on the two ends of the normal opened contact of the first A.C. contactor JJ1.
Electric fan hand switch KK3 adopts air switch to realize.
Control stopping of electric fan 3 or move by manual disconnection or closed electric fan hand switch KK3.Guarantee to monitor under the malfunctioning situation in hydrogen monitoring and humiture, manually operate as normal.
Claims (7)
1. the automatic exhaust device that is used for battery room or hyperbaric chamber, it is characterized in that, it comprises hydrogen gas concentration sensor (1), density of hydrogen relay (QQ), Temperature Humidity Sensor (2), humiture relay (WSD), first A.C. contactor (JJ1), second A.C. contactor (JJ2), electric fan (3) and audible-visual annunciator (4)
The indoor density of hydrogen signal output part of hydrogen gas concentration sensor (1) links to each other with the Enable Pin of density of hydrogen relay (QQ);
The indoor humidity signal output part of Temperature Humidity Sensor (2) links to each other with the Enable Pin of humiture relay (WSD);
The coil series connection of the normal opened contact of the coil of humiture relay (WSD), humiture relay (WSD) and first A.C. contactor (JJ1) is first branch road, and described first branch road is connected in parallel between the zero line and live wire of AC power;
The coil series connection of the normal opened contact of the coil of density of hydrogen relay (QQ), density of hydrogen relay (QQ) and second A.C. contactor (JJ2) is second branch road, and described second branch road is connected in parallel between the zero line and live wire of AC power;
The normal opened contact of first A.C. contactor (JJ1) and electric fan (3) series connection are the 3rd branch road, and described the 3rd branch road is connected in parallel between the zero line and live wire of AC power;
The normal opened contact of second A.C. contactor (JJ2) and audible-visual annunciator (4) series connection are the 4th branch road, and described the 4th branch road is connected in parallel on the two ends of the normal opened contact of first A.C. contactor (JJ1).
2. according to the described automatic exhaust device for battery room or hyperbaric chamber of claim 1, it is characterized in that, it also comprises density of hydrogen service switch (KK2), density of hydrogen service switch (KK2) is connected in second branch road, and is positioned between the coil of live wire and density of hydrogen relay (QQ).
3. according to the described automatic exhaust device for battery room or hyperbaric chamber of claim 2, it is characterized in that density of hydrogen service switch (KK2) adopts air switch to realize.
4. according to the described automatic exhaust device for battery room or hyperbaric chamber of claim 1, it is characterized in that, it also comprises humiture service switch (KK1), and humiture service switch (KK1) is connected in first branch road, and is positioned between the coil of live wire and humiture relay (WSD).
5. according to the described automatic exhaust device for battery room or hyperbaric chamber of claim 4, it is characterized in that humiture service switch (KK1) adopts air switch to realize.
6. according to the described automatic exhaust device for battery room or hyperbaric chamber of claim 1, it is characterized in that, it also comprises electric fan hand switch (KK3), and electric fan hand switch (KK3) is connected in parallel on the two ends of the normal opened contact of first A.C. contactor (JJ1).
7. according to the described automatic exhaust device for battery room or hyperbaric chamber of claim 6, it is characterized in that electric fan hand switch (KK3) adopts air switch to realize.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320062956 CN203039265U (en) | 2013-02-04 | 2013-02-04 | Automatic exhaust device used for storage battery and high-pressure chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320062956 CN203039265U (en) | 2013-02-04 | 2013-02-04 | Automatic exhaust device used for storage battery and high-pressure chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203039265U true CN203039265U (en) | 2013-07-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320062956 Expired - Fee Related CN203039265U (en) | 2013-02-04 | 2013-02-04 | Automatic exhaust device used for storage battery and high-pressure chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203039265U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103078257A (en) * | 2013-02-04 | 2013-05-01 | 黑河电业局 | Automatic air exhausting device for storage battery chamber or high-voltage chamber |
| CN110547650A (en) * | 2019-09-10 | 2019-12-10 | 珠海格力电器股份有限公司 | curtain control method, storage medium and intelligent curtain |
-
2013
- 2013-02-04 CN CN 201320062956 patent/CN203039265U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103078257A (en) * | 2013-02-04 | 2013-05-01 | 黑河电业局 | Automatic air exhausting device for storage battery chamber or high-voltage chamber |
| CN110547650A (en) * | 2019-09-10 | 2019-12-10 | 珠海格力电器股份有限公司 | curtain control method, storage medium and intelligent curtain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20220204 |