CN105866494A - Damp-proof electric meter box - Google Patents
Damp-proof electric meter box Download PDFInfo
- Publication number
- CN105866494A CN105866494A CN201610406669.XA CN201610406669A CN105866494A CN 105866494 A CN105866494 A CN 105866494A CN 201610406669 A CN201610406669 A CN 201610406669A CN 105866494 A CN105866494 A CN 105866494A
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- Prior art keywords
- unit
- parts
- casing
- ammeter
- moistureproof
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D22/00—Control of humidity
- G05D22/02—Control of humidity characterised by the use of electric means
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a damp-proof electric meter box which comprises a square main body, a controller, a temperature sensor, a pair of fans, an alarm, a humidity sensor and a quartz heating tube, wherein the square main body comprises a box body and an upper cover; the controller comprises a first preferable unit and a second preferable unit, the first preferable unit is connected to a first unit, a second unit, a third unit, a fourth unit, a fifth unit and a sixth unit, and the second preferable unit is connected to a seventh unit, an eighth unit, a ninth unit and a tenth unit; the temperature sensor is connected to the first unit and the second unit; the fans are respectively connected to the third unit and the fourth unit; the alarm is connected to the fifth unit and the sixth unit; the humidity sensor is connected to the seventh unit and the eighth unit; the quartz heating tube is connected to the ninth unit and the tenth unit. According to the damp-proof electric meter box, the humidity sensor and the quartz heating tube are matched to remove dampness; thus, the inside of the box body is kept dry, and a damp-proof effect is good.
Description
Technical field
The present invention relates to technical field of electric power.It is more particularly related to a kind of moistureproof ammeter box.
Background technology
Ammeter, the abbreviation of electric energy meter, it is used to measure the instrument of electric energy, also known as kilowatt-hour meter, energy meter, electric energy meter is kilowatt little
Time table, refer to measure the instrument of various electrical quantities.Traditional ammeter is that Every household has an ammeter, and ammeter is placed in a moistureproof ammeter box,
Ammeter, mainly for the protection of the ammeter of measuring power consumption, is isolated by moistureproof ammeter box with external environment.Municipal administration, community, electricity
Letter, electric power, rural power grids, factory, enterprise, office, heating power, fire-fighting etc. have the place of communal facility to be required for installing ammeter,
Also moistureproof ammeter box it is accomplished by.
Traditional ammeter box, is made up of casing, case lid, runs into sleety weather, water or moisture and easily connects from casing, case lid
Place flows in moistureproof ammeter box, conducts electricity, there is great potential safety hazard after such ammeter moisture-sensitive, and service life is short.Separately
On the one hand, current most of moistureproof ammeter boxes are all arranged on open air, due to long-time through exposing to the weather, moistureproof ammeter box
Glass or plastics visual windows there will be the phenomenons such as broken, weather stain, so give and table look-up and internal unit brings safely one
Fixed trouble, even results in ammeter box internal unit and breaks down and then whole ammeter box is burnt in short circuit, therefore need searching one badly
Kind of moisture effect is good and age inhibiting moistureproof ammeter box.
Summary of the invention
It is an object of the invention to solve the problems referred to above, and the advantage that at least will be described later is provided.
It is a still further object of the present invention to provide a kind of moistureproof ammeter box, coordinated by humidity sensor and quartz heating-pipe and remove
Wet, it is ensured that being dried in casing, moisture effect is good.
In order to realize according to object of the present invention and further advantage, it is provided that a kind of moistureproof ammeter box, including:
Square main body, it includes that described case is opened or closed to the casing of the hollow closed one end and the other end from described casing
The upper cover of body, the inside of described casing is divided into upper and lower two by dividing plate and accommodates chamber, and the upper receiving chamber of described casing is used for holding
Receive ammeter；
Controller, it is arranged in the lower receiving chamber of described casing, and described controller includes:
First prioritization unit, its be connected respectively to the first module in described controller, second unit, Unit the 3rd,
Unit the 4th, Unit the 5th and Unit the 6th, described first prioritization unit is connected respectively to external power supply and battery；
Second prioritization unit, its Unit the 7th being connected respectively in described controller, Unit the 8th, Unit the 9th with
And Unit the tenth, described second prioritization unit is connected respectively to external power supply and battery；
Wherein, described first module, described Unit the 3rd, described Unit the 5th, described Unit the 7th and described
Unit nine are connected respectively to external power supply, described second unit, described Unit the 4th, described Unit the 6th, the 8th list
Unit and Unit the tenth are connected respectively to battery；
Temperature sensor, it is fixed on the inwall in receiving chamber, described temperature sensor be connected respectively to described first module and
Described second unit；
A pair fan, the inwall being fixed on receiving chamber of its symmetry, fan described in a pair is connected respectively to described Unit the 3rd
With described Unit the 4th, a pair fan is set to all towards the ammeter being contained in upper receiving chamber；
Alarm, it is fixed on the outer wall of described casing, and described alarm is connected respectively to described Unit the 5th and the described 6th
Unit；
Humidity sensor, it is arranged in the upper receiving chamber of described casing, and described humidity sensor is connected respectively to the described 7th
Unit and described Unit the 8th；And
One quartz heating-pipe, its be fixed on receiving chamber except the inwall at described fan place, described quartz heating-pipe is respectively
It is connected to described Unit the 9th and described Unit the tenth.
Preferably, described Unit the 3rd is connected to described Unit the 9th, and described Unit the 4th is connected to described Unit the tenth.
Preferably, the outside of the inwall in the upper receiving chamber at described quartz heating-pipe place is provided with multiple thermal vias.
Preferably, described upper cover is made up of modification polyester materials, and the preparation method of described modification polyester materials is:
1) count by weight, take poly terephthalic acid diallyl 30～60 parts, PTT fiber
10～30 parts, styrene-t glycidyl ester copolymer 2～5 parts, polyvinyl acetate-acrylic copolymer 2～4
Part, 2,6-di-tert-butyl-4-methy phenol 2～3 parts, adjacent hydroxyl is to methoxy benzophenone 0.2～0.5 part and zinc oxide
0.01～0.03 part, at 130 DEG C, heat 2～4h after mixing, at 120 DEG C, then heat 1～3h；
2) discharging after the raw material after heating being mixed 9～15min at normal temperatures in high efficient mixer, is then placed in screw machine
In, the rotating speed of adjusting screw rod machine is 500～700r/min, obtain after extruding pelletization at temperature is 200～230 DEG C described in change
Property polyester material.
Preferably, the transparent window being provided with for the reading for reading ammeter is covered on described.
Preferably, the surface even spread at the close ammeter of described transparent window has noctilucent coating, described noctilucent coating
Processing method is:
Step one, count by weight, take 50～70 parts of phenolic resin coatings, stir after being added thereto to 10～20 parts of luminescent powders
Mixing uniformly, after being subsequently adding 5～10 parts of stabilizers and 5～10 parts of thickeners, stirring 1～1.5h obtains mixed slurry；
Step 2, described mixed slurry is evenly applied to the surface of the close ammeter of described transparent window, then by described
Cover at 120～140 DEG C, be dried 10～20min, it is thus achieved that noctilucent coating.
Preferably, described casing being coated with in addition to transparent window flame retardant coating, the thickness of described flame retardant coating is
0.1～0.25mm, the preparation method of described flame retardant coating is:
Count by weight, extracting epoxy resin 30～50 parts, phyllosilicate mica 15～20 parts, polyurethane 10～15 parts,
After APP 5～10 parts, poly-amino ring three phosphonitrile 5～8 parts and calcium carbonate 3～6 parts of mixing, grind, and cross 200 mesh
Sieve obtains mixture；After adding bulking agent 1～2 parts in described mixture at 40～55 DEG C, 800～1200r/min
Stir 20～30min under rotating speed, by the coatings that obtains on described casing after, at 100～120 DEG C, be dried 3～10h
After obtain described flame retardant coating.
Preferably, being provided with square sealing ring in described casing and described upper cover contact position, described sealing ring is rubber seal
Circle, described main body is provided with the door lock for opening or closing described casing.
Preferably, described casing is provided with the battery case accommodating rechargeable battery.
Preferably, the outer wall of described casing is additionally provided with illuminating lamp and controls the switch of illuminating lamp power on/off.
The present invention at least includes following beneficial effect:
1, the moistureproof ammeter box of the present invention causes ammeter box internal unit to break down even after making moist for ammeter burning whole
The problem of ammeter box, coordinates dehumidifying with humidity sensor and quartz heating-pipe, it is ensured that being dried in casing.Wherein, second is excellent
First unit is connected respectively to Unit the 7th and Unit the 8th, is first connected with preference to Unit the 7th by the second prioritization unit, the most excellent
First using external power supply to detect casing humidity, when humidity exceedes setting range, preferential use is connected to external electricity
Unit the 9th in source controls quartz heating-pipe and suitably heats, and is dried air, when humidity is reduced in setting range,
Unit the 9th controls quartz heating-pipe and stops heating.When external power supply circuit break down be not turned on time, the 7th unit stop
Work, the Unit the 8th being connected to battery replaces Unit the 7th to control above-mentioned detection casing humidity, when humidity exceedes
During setting range, Unit the tenth controls quartz heating-pipe and suitably heats.
2, the moistureproof ammeter box of the present invention for electric energy meter during actual metered because of temperature change can cause electric current and
The change of voltage, especially temperature cause the measure error of electric energy meter even to cause the problem of potential safety hazard time too high, use temperature
Sensor and a pair fan coordinate cooling, it is ensured that the preference temperature in casing, thus reduce the measure error of electric energy meter, simultaneously
Electric energy meter is made to use safer.First prioritization unit is connected respectively to first module and second unit, first preferential single by first
Unit is connected with preference to first module, and case body temperature is detected by the temperature sensor the most preferentially using external power supply to connect,
When temperature is more than the first setting range, Unit the 3rd that preferential use is connected to external power supply controls a pair fan and starts work
Making, carry out cooling, when temperature is reduced in setting range, Unit the 3rd controls a pair fan and quits work.When outward
Connecing power circuit and break down when being not turned on, the first prioritization unit is connected to second unit, though the temperature connected with battery
Case body temperature is detected by sensor, and when temperature exceedes setting range, the Unit the 4th being connected to battery replaces the 3rd
Unit controls a pair fan and is operated.When temperature is more than the second setting range, owing to this second setting range sets first
In the range of Ding, not only a pair of fan work, Unit the 5th or Unit the 6th alarm controlled also begins to work, gives and people
Warn, it is to avoid the too high adverse consequences caused of temperature.
3, Unit the 3rd is connected to Unit the 9th, and Unit the 4th is connected respectively to Unit the tenth, it is achieved use quartz heating-pipe
When air is dried clearing damp, fan is also carried out work, makes to be heated evenly, it is to avoid hot-spot in ammeter box, impact
Meter accuracy.
4, the setting of thermal vias i.e. avoids summer ammeter the temperature inside the box too high, makes again quartz heating-pipe be dried air
During clearing damp, temperature will not be too high, reduces the impact on meter accuracy.
5, the upper cover made by the modification polyester materials of the moistureproof ammeter box of the present invention with the addition of adjacent hydroxyl to methoxyl group hexichol
Ketone and zinc oxide component, make modification polyester materials have more preferable ageing resistace and not affect its transparency.
6, the surface of the close ammeter of transparent window is coated with noctilucent coating, and luminous effect is lasting, can check in the dark
Electric energy service condition, also can play certain effect to passerby's illumination, and avoid passerby to be not intended in the dark touch ammeter
Case causes fortuitous event.
7, the setting of flame retardant coating improves the security of ammeter box, loss on fire for circuit is preferably minimized.Sealing ring
Arrange and effectively prevent dust from entering casing, door lock is set and avoids stealing situation to occur.It is provided with battery inside moistureproof ammeter box,
Preventing because large-area power-cuts causes work of checking meter to be delayed, rechargeable battery can be used for multiple times, and saves the energy.Outside moistureproof ammeter box
It is provided with illuminating lamp, it is simple to the person of checking meter checks meter, provides illumination easy access ammeter if desired and illuminate to passerby.
Part is embodied by the further advantage of the present invention, target and feature by description below, and part also will be by the present invention
Research and practice and be understood by the person skilled in the art.
Accompanying drawing explanation
Fig. 1 is the structural representation of the moistureproof ammeter box of the present invention.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification word energy
Enough implement according to this.
As it is shown in figure 1, the present invention provides a kind of moistureproof ammeter box, including:
Square main body 1, it includes the casing 110 of the hollow closed one end and the other end from described casing 110 is opened or
Closing the upper cover 120 of described casing, the inside of described casing 110 is divided into upper and lower two by dividing plate and accommodates chamber, described case
The upper receiving chamber of body 110 is used for accommodating ammeter；
Controller 2, it is arranged in the lower receiving chamber of described casing 110, and described controller 2 includes:
First prioritization unit, its be connected respectively to the first module in described controller 2, second unit, Unit the 3rd,
Unit the 4th, Unit the 5th and Unit the 6th, described first prioritization unit is connected respectively to external power supply and battery；
Second prioritization unit, it is connected respectively to the Unit the 7th in described controller 2, Unit the 8th, Unit the 9th
And Unit the tenth, described second prioritization unit is connected respectively to external power supply and battery；
Wherein, described first module, described Unit the 3rd, described Unit the 5th, described Unit the 7th and described
Unit nine are connected respectively to external power supply, described second unit, described Unit the 4th, described Unit the 6th, the 8th list
Unit and Unit the tenth are connected respectively to battery；
Temperature sensor 3, it is fixed on the inwall in receiving chamber, and it is single that described temperature sensor 3 is connected respectively to described first
First and described second unit；
A pair fan 4, the inwall being fixed on receiving chamber of its symmetry, described in a pair, fan 4 is connected respectively to the described 3rd
Unit and described Unit the 4th, a pair fan 4 is set to all towards the ammeter being contained in upper receiving chamber；
Alarm 5, it is fixed on the outer wall of described casing 110, described alarm 5 be connected respectively to described Unit the 5th and
Described Unit the 6th；
Humidity sensor 6, it is arranged in the upper receiving chamber of described casing 110, and described humidity sensor 6 is connected respectively to
Described Unit the 7th and described Unit the 8th；And
One quartz heating-pipe 7, its be fixed on receiving chamber except the inwall at described fan 4 place, described quartz heating-pipe
7 are connected respectively to described Unit the 9th and described Unit the tenth.
When the moistureproof ammeter box of the present invention uses, first it is connected with preference to Unit the 7th by the second prioritization unit, the most preferentially uses
Casing 110 humidity is detected by the humidity sensor 6 being connected to external power supply, as exceeded setting when relative air humidity
When being worth 45%, preferential use is connected to the 9th unit control quartz heating-pipe 7 of external power supply and suitably heats, and carries out air
Being dried, when relative air humidity is reduced to setting value less than 45%, Unit the 9th controls quartz heating-pipe 7 and stops heating.
When external power supply circuit break down be not turned on time, Unit the 7th quits work, and the Unit the 8th being connected to battery replaces the
Casing 110 humidity is detected by Unit seven, when relative air humidity exceedes setting value, uses and is connected to the tenth of battery
Unit replaces the 9th unit control quartz heating-pipe 7 suitably to heat, and humidity sensor 6 and quartz heating-pipe 7 coordinate dehumidifying effect
Fruit is good.
Meanwhile, when the moistureproof ammeter box of the present invention uses, the first prioritization unit is connected with preference to first module, the most preferentially uses
Case body temperature is detected, such as the environment temperature detected when temperature sensor 3 by the temperature sensor 3 that external power supply connects
When degree is more than the first setting value 33 DEG C, temperature data value being transferred to the first prioritization unit, the first prioritization unit controls connection
To the 3rd cell operation of external power supply, so that a pair fan is started working, carry out cooling, when temperature is reduced to
During one setting value less than 33 DEG C, Unit the 3rd controls a pair fan and quits work.When external power supply circuit breaks down cannot
During connection, the first prioritization unit is connected to second unit, even if with the temperature sensor 3 of battery connection to temperature in casing 110
Degree detects, and when temperature exceedes setting the first setting value 33 DEG C, the Unit the 4th being connected to battery replaces Unit the 3rd
Control a pair fan to be operated.When the temperature that temperature sensor 3 detects is more than the second setting value 50 DEG C, by temperature
Data value is transferred to the first prioritization unit, owing to this second setting range is in the first setting range, and not only a pair of fan work,
First prioritization unit controls Unit the 5th or the 6th cell operation, and prioritizing selection is connected to Unit the 5th of external power supply, from
And make alarm 5 start to report to the police, give and warn with people, it is to avoid temperature is too high causes adverse consequences.
In another kind of technical scheme, described Unit the 3rd is connected to described Unit the 9th, and described Unit the 4th is connected to described
Unit the tenth.
In another kind of technical scheme, the outside of the inwall in the upper receiving chamber at described quartz heating-pipe 7 place is provided with multiple heat radiation
Through hole 8.
In another kind of technical scheme, described upper cover 120 is made up of modification polyester materials, the preparation of described modification polyester materials
Method is:
1) count by weight, take poly terephthalic acid diallyl 30～60 parts, PTT fiber
10～30 parts, styrene-t glycidyl ester copolymer 2～5 parts, polyvinyl acetate-acrylic copolymer 2～4
Part, 2,6-di-tert-butyl-4-methy phenol 2～3 parts, adjacent hydroxyl is to methoxy benzophenone 0.2～0.5 part and zinc oxide
0.01～0.03 part, at 130 DEG C, heat 2～4h after mixing, at 120 DEG C, then heat 1～3h；
2) discharging after the raw material after heating being mixed 9～15min at normal temperatures in high efficient mixer, is then placed in screw machine
In, the rotating speed of adjusting screw rod machine is 500～700r/min, obtain after extruding pelletization at temperature is 200～230 DEG C described in change
Property polyester material.
In another kind of technical scheme, described upper cover 120 is provided with the transparent window for the reading for reading ammeter.
In another kind of technical scheme, the surface even spread at the close ammeter of described transparent window has noctilucent coating, described
The processing method of noctilucent coating is:
Step one, count by weight, take 50～70 parts of phenolic resin coatings, stir after being added thereto to 10～20 parts of luminescent powders
Mixing uniformly, after being subsequently adding 5～10 parts of stabilizers and 5～10 parts of thickeners, stirring 1～1.5h obtains mixed slurry；
Step 2, described mixed slurry is evenly applied to the surface of the close ammeter of described transparent window, then by described
Cover at 120～140 DEG C, be dried 10～20min, it is thus achieved that noctilucent coating.
In another kind of technical scheme, described casing 110 is coated with in addition to transparent window flame retardant coating, described fire-retardant painting
The thickness of layer is 0.1～0.25mm, and the preparation method of described flame retardant coating is:
Count by weight, extracting epoxy resin 30～50 parts, phyllosilicate mica 15～20 parts, polyurethane 10～15 parts,
After APP 5～10 parts, poly-amino ring three phosphonitrile 5～8 parts and calcium carbonate 3～6 parts of mixing, grind, and cross 200 mesh
Sieve obtains mixture；After adding bulking agent 1～2 parts in described mixture at 40～55 DEG C, 800～1200r/min
Stir 20～30min under rotating speed, by the coatings that obtains on described casing after, at 100～120 DEG C, be dried 3～10h
After obtain described flame retardant coating.
In another kind of technical scheme, it is provided with square sealing ring, institute at described casing 110 with described upper cover 120 contact position
Stating sealing ring is rubber seal, and described main body 1 is provided with the door lock for opening or closing described casing 110.
In another kind of technical scheme, described casing is provided with the battery case accommodating rechargeable battery.
In another kind of technical scheme, the outer wall of described casing is additionally provided with illuminating lamp and controls the switch of illuminating lamp power on/off.
When the moistureproof ammeter box of the present invention uses, without opening ammeter box when checking meter, directly can be entered by transparent window
The reading of row electric energy meter data.Door lock energy electricity theft prevention phenomenon on casing occurs, and when needs overhaul, staff beats
Overhaul after door lock.
Inside casing 110, the second prioritization unit it is connected with preference to Unit the 7th, i.e. preferential use and is connected to external power supply
Humidity sensor 6 casing 110 humidity is detected, as when plum rain season or other wet weathers, when air phase
When humidity is exceeded setting value 45%, preferential use is connected to the 9th unit control quartz heating-pipe 7 of external power supply and suitably adds
Heat, is dried air, and when relative air humidity is reduced to setting value less than 45%, Unit the 9th controls quartz heating
Pipe 7 stops heating.When external power supply circuit break down be not turned on time, Unit the 7th quits work, and is connected to battery
Unit the 8th replaces the 7th unit control humidity sensor 6 to detect casing 110 humidity, and relative air humidity exceedes
During setting value 45%, use the Unit the tenth being connected to battery to replace Unit the 9th to control quartz heating-pipe 7 and suitably heat, wet
Degree sensor 6 and quartz heating-pipe 7 coordinate effect on moisture extraction good.
Meanwhile, inside casing 110, the first prioritization unit is connected with preference to first module, the most preferentially uses external power supply even
Case body temperature is detected by the temperature sensor 3 connect, as in hot season, when especially summer temp is higher, when
When the environment temperature that temperature sensor 3 detects is more than the first setting value 33 DEG C, temperature data value is transferred to first preferential
Unit, the first prioritization unit controls to be communicated to the 3rd cell operation of external power supply, so that a pair fan 4 is started working,
Carrying out cooling, when temperature is reduced to the first setting value less than 33 DEG C, Unit the 3rd controls a pair fan 4 and stops work
Make.When external power supply circuit break down be not turned on time, the first prioritization unit is connected to second unit, even if with battery even
Temperature in casing 110 is detected by the temperature sensor 3 connect, and when temperature exceedes setting the first setting value 33 DEG C, connects
The 4th unit replacement Unit the 3rd to battery controls a pair fan 4 and is operated.When occurring that fire or other fortuitous events draw
Play ammeter the temperature inside the box too high, when the temperature that temperature sensor 3 detects is more than the second setting value 50 DEG C, by temperature data
Value is transferred to the first prioritization unit, and owing to this second setting range is in the first setting range, only a pair of fan 4 does not works,
First prioritization unit controls Unit the 5th or the 6th cell operation, and prioritizing selection is connected to Unit the 5th of external power supply, makes
Alarm 5 starts to report to the police, and gives and warns with people, it is to avoid temperature is too high causes adverse consequences.
Although embodiment of the present invention are disclosed as above, but it is not restricted in specification and embodiment listed fortune
With, it can be applied to various applicable the field of the invention completely, for those skilled in the art, and can be easily
Realizing other amendment, therefore under the universal limited without departing substantially from claim and equivalency range, the present invention does not limit
In specific details with shown here as the legend with description.
Claims (10)
1. a moistureproof ammeter box, it is characterised in that including:
Square main body, it includes that described case is opened or closed to the casing of the hollow closed one end and the other end from described casing
The upper cover of body, the inside of described casing is divided into upper and lower two by dividing plate and accommodates chamber, and the upper receiving chamber of described casing is used for holding
Receive ammeter；
Controller, it is arranged in the lower receiving chamber of described casing, and described controller includes:
First prioritization unit, its be connected respectively to the first module in described controller, second unit, Unit the 3rd,
Unit the 4th, Unit the 5th and Unit the 6th, described first prioritization unit is connected respectively to external power supply and battery；
Second prioritization unit, its Unit the 7th being connected respectively in described controller, Unit the 8th, Unit the 9th with
And Unit the tenth, described second prioritization unit is connected respectively to external power supply and battery；
Wherein, described first module, described Unit the 3rd, described Unit the 5th, described Unit the 7th and described
Unit nine are connected respectively to external power supply, described second unit, described Unit the 4th, described Unit the 6th, the 8th list
Unit and Unit the tenth are connected respectively to battery；
Temperature sensor, it is fixed on the inwall in receiving chamber, described temperature sensor be connected respectively to described first module and
Described second unit；
A pair fan, the inwall being fixed on receiving chamber of its symmetry, fan described in a pair is connected respectively to described Unit the 3rd
With described Unit the 4th, a pair fan is set to all towards the ammeter being contained in upper receiving chamber；
Alarm, it is fixed on the outer wall of described casing, and described alarm is connected respectively to described Unit the 5th and the described 6th
Unit；
Humidity sensor, it is arranged in the upper receiving chamber of described casing, and described humidity sensor is connected respectively to the described 7th
Unit and described Unit the 8th；And
One quartz heating-pipe, its be fixed on receiving chamber except the inwall at described fan place, described quartz heating-pipe is respectively
It is connected to described Unit the 9th and described Unit the tenth.
2. moistureproof ammeter box as claimed in claim 1, it is characterised in that it is single that described Unit the 3rd is connected to the described 9th
Unit, described Unit the 4th is connected to described Unit the tenth.
3. moistureproof ammeter box as claimed in claim 1, it is characterised in that the upper receiving chamber at described quartz heating-pipe place
The outside of inwall be provided with multiple thermal vias.
4. moistureproof ammeter box as claimed in claim 1, it is characterised in that described upper cover is made up of modification polyester materials,
The preparation method of described modification polyester materials is:
1) count by weight, take poly terephthalic acid diallyl 30～60 parts, PTT fiber
10～30 parts, styrene-t glycidyl ester copolymer 2～5 parts, polyvinyl acetate-acrylic copolymer 2～4
Part, 2,6-di-tert-butyl-4-methy phenol 2～3 parts, adjacent hydroxyl is to methoxy benzophenone 0.2～0.5 part and zinc oxide
0.01～0.03 part, at 130 DEG C, heat 2～4h after mixing, at 120 DEG C, then heat 1～3h；
2) discharging after the raw material after heating being mixed 9～15min at normal temperatures in high efficient mixer, is then placed in screw machine
In, the rotating speed of adjusting screw rod machine is 500～700r/min, obtain after extruding pelletization at temperature is 200～230 DEG C described in change
Property polyester material.
5. moistureproof ammeter box as claimed in claim 1, it is characterised in that cover on described and be provided with for for reading ammeter
The transparent window of reading.
6. moistureproof ammeter box as claimed in claim 5, it is characterised in that at the table of the close ammeter of described transparent window
Face even spread has the noctilucent coating, the processing method of described noctilucent coating to be:
Step one, count by weight, take 50～70 parts of phenolic resin coatings, stir after being added thereto to 10～20 parts of luminescent powders
Mixing uniformly, after being subsequently adding 5～10 parts of stabilizers and 5～10 parts of thickeners, stirring 1～1.5h obtains mixed slurry；
Step 2, described mixed slurry is evenly applied to the surface of the close ammeter of described transparent window, then by described
Cover at 120～140 DEG C, be dried 10～20min, it is thus achieved that noctilucent coating.
7. moistureproof ammeter box as claimed in claim 5, it is characterised in that be coated with in addition to transparent window on described casing
Having flame retardant coating, the thickness of described flame retardant coating is 0.1～0.25mm, and the preparation method of described flame retardant coating is:
Count by weight, extracting epoxy resin 30～50 parts, phyllosilicate mica 15～20 parts, polyurethane 10～15 parts,
After APP 5～10 parts, poly-amino ring three phosphonitrile 5～8 parts and calcium carbonate 3～6 parts of mixing, grind, and cross 200 mesh
Sieve obtains mixture；After adding bulking agent 1～2 parts in described mixture at 40～55 DEG C, 800～1200r/min
Stir 20～30min under rotating speed, by the coatings that obtains on described casing after, at 100～120 DEG C, be dried 3～10h
After obtain described flame retardant coating.
8. moistureproof ammeter box as claimed in claim 1, it is characterised in that set with described upper cover contact position at described casing
Having square sealing ring, described sealing ring is rubber seal, and described main body is provided with for opening or closing described casing
Door lock.
9. moistureproof ammeter box as claimed in claim 1, it is characterised in that described casing is provided with and accommodates rechargeable battery
Battery case.
10. moistureproof ammeter box as claimed in claim 1, it is characterised in that the outer wall of described casing is provided with illuminating lamp and control
The switch of illuminating lamp power on/off processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610406669.XA CN105866494A (en) | 2016-06-12 | 2016-06-12 | Damp-proof electric meter box |
Applications Claiming Priority (1)
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| CN107380727A (en) * | 2017-07-28 | 2017-11-24 | 骆海星 | One kind is used for combustibles protection against the tide save set |
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