CN208580139U - A kind of electric energy meter - Google Patents
A kind of electric energy meter Download PDFInfo
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- CN208580139U CN208580139U CN201821183593.XU CN201821183593U CN208580139U CN 208580139 U CN208580139 U CN 208580139U CN 201821183593 U CN201821183593 U CN 201821183593U CN 208580139 U CN208580139 U CN 208580139U
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- electric energy
- energy meter
- control circuit
- circuit board
- shell
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Abstract
The utility model provides a kind of electric energy meter, the electric energy meter includes shell, mounting plate and front panel, processor has been assigned in control circuit board, memory module and electric energy computation chip, the memory module, electric energy computation chip is electrically connected with control circuit board, the electric energy computation chip and connecting terminal are electrically connected, humidity sensor is set in the shell, the steam discharge dehumidifier fan setting is on a mounting board, one end of steam discharge dehumidifier fan is fixedly connected with exhaust pipe, the other end and ventilation opening connection of exhaust pipe, in ventilation opening, the first sash is set, first sash can turn on or off ventilation opening.Electric energy meter described in the utility model is by the way that control circuit board, shell layering to be arranged, substantially increase the thermal diffusivity of itself, the setting of steam discharge dehumidifier fan and the first sash, guarantee the aridity inside electric energy meter, substantially increase the service life of electric energy meter, save the cost, it is easy to use, it is practical.
Description
Technical field
The utility model relates to electric energy meter technical field, in particular to a kind of electric energy meter.
Background technique
With electrified process, electric components are more and more, and the household electrical appliance of various function are also increasingly extensive
Get up, electric energy meter is commonplace in daily life, and Chinese patent 201220047506.4 once disclosed a kind of electric energy meter, packet
It includes: the electric energy metering module with line series, and the microprocessor being connect with electric energy metering module, the microprocessor difference
It is connected with display module, memory module and power module, the input terminal of the power module connects power grid, and power module is also distinguished
Connection display module and memory module, the microprocessor are also connected with keyboard.The utility model electric energy meter is defeated in calibration
Enter a standard signal, and by comparing show value and standard value, system parameter is changed come so that aobvious by Keysheet module
Indicating value is identical as standard value, therefore not only time saving and energy saving, high-efficient, but also due to having welding technique without calibration person, thus
Calibration condition requires low and process simple and convenient.But the utility model has a problem that: existing electric energy meter is all placed in
Outdoor is easy to produce moisture in electric energy meter, especially in south China or the hygroscopic region of weather, so that internal is electrical
Corrosion of elements, and the utility model does not have any cooling measure, and internal electrical component is easy to burn out, affect using the longevity
Life.
Utility model content
In view of this, the utility model is directed to a kind of electric energy meter.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of electric energy meter, the electric energy meter include shell, mounting plate and front panel, the shell and front panel, mounting plate
Contained structure is formed, cylindricality heat sink strip is arranged in external in shell, and control circuit board, the control circuit board are arranged inside the shell
It fixes and has assigned processor, memory module and electric energy computation chip on a mounting board, in control circuit board, the memory module,
Electric energy computation chip is electrically connected with control circuit board, and the electric energy computation chip and connecting terminal are electrically connected, in the shell
Interior setting humidity sensor, the humidity sensor and control circuit board are electrically connected, and control circuit board electrically connects with relay
It connects, the other end of relay is connect with steam discharge dehumidifier fan, and the steam discharge dehumidifier fan is arranged on a mounting board, steam discharge dehumidifier wind
Fan is arranged in the lower section of control circuit board, and one end of steam discharge dehumidifier fan is fixedly connected with exhaust pipe, the other end of exhaust pipe with
The first sash is arranged on the front panel, in ventilation opening in ventilation opening connection, the ventilation opening setting, and the first sash can be by ventilation opening
It turns on or off, display screen is set on the front panel.
Further, motor is set at ventilation opening, and the motor and relay are electrically connected, and the motor can drive
First sash turns on or off ventilation opening.
Further, the control circuit board includes four layers, is conductive layer, zinc-oxide film, insulation respectively from top to bottom
Substrate, collection thermosphere.
Further, first through hole is set in the collection thermosphere.
Further, heat release hole is set in the control circuit board, and the heat release hole runs through conductive layer, zinc oxide films
Film, insulating substrate, collection thermosphere.
Further, insulating frame is set on the edge of control circuit board, and the insulating frame and control circuit board can
Dismantling connection.
Further, the shell includes four layers, is disposed with aluminum layer, low thermal resistance articulamentum, cavity from inside to outside
Layer, outer plastic layer, the first air hole is arranged on the shell, and the first air hole runs through aluminum layer, low thermal resistance articulamentum and cavity layer
The second air hole, second air hole and cavity layer connection, second air hole and first is arranged in connection on outer plastic layer
Air hole shifts to install.
Further, the second through-hole is set on outer plastic layer.
Further, water blocking top plate is provided at the top of the electric energy meter, the two sides of the water blocking top plate are respectively set
There are the first water blocking side plate, the second water blocking side plate, is set between the first water blocking side plate, the second water blocking side plate and the outer surface of shell
It is equipped with gap.
Further, the cylindricality heat sink strip is arranged between water blocking top plate and the upper surface of electric energy meter.
Compared with the existing technology, electric energy meter described in the utility model has the advantage that
By substantially increasing control circuit board, shell layering setting the thermal diffusivity of itself, being set inside electric energy meter
The humidity sensor set detects the humidity inside electric energy meter, and when humidity is excessively high, processor controls relay and opens steam discharge dehumidifier
Fan, by exhaust pipe by moisture transmission to ventilation opening, at this point, ventilation opening is in by the first sash under the driving effect of motor
Opening state, when humidity reaches the secure threshold of electric energy meter, processor controls cut-off steam discharge dehumidifier fan, the first window
Fan closes ventilation opening under the driving effect of motor, avoids external hot gas or moisture from entering inside electric energy meter, greatly improves
The service life of electric energy meter, save the cost is easy to use, practical.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is the structural schematic diagram of electric energy meter described in the utility model embodiment；
Fig. 2 is the longitudinal sectional view of electric energy meter shell described in the utility model embodiment；
Fig. 3 is the section view of circuit board described in the utility model embodiment；
Fig. 4 is the section view of shell described in the utility model embodiment；
Description of symbols:
1- electric energy meter, 2- display screen, 3- front panel, 4- cylindricality heat sink strip, the first sash of 5-, 6- water blocking top plate, 7- first
Water blocking side plate, 8- the second water blocking side plate, 9- shell, 901- aluminum layer, 902- low thermal resistance articulamentum, 903- cavity layer, outside 904-
Mould layer, 10- mounting plate, 11- processor, 12- memory module, 13- control circuit board, 1301- conductive layer, 1302- zinc oxide films
Film, 1303- insulating substrate, 1304- collection thermosphere, 14- electric energy computation chip, 15- humidity sensor, 16- connecting terminal, 17- after
Electric appliance, 18- steam discharge dehumidifier fan, 19- heat release hole, 20- first through hole, the first air hole of 21-, the second air hole of 22-, 23-
Two through-holes, 24- insulating frame.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and should not be understood as referring to
Show or imply its relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " are defined as a result,
Two " feature can explicitly or implicitly include at least one of the features.In addition, technical solution between each embodiment or
Person's technical characteristic can be combined with each other, but must based on can be realized by those of ordinary skill in the art, work as technical side
There is conflicting or cannot achieve when and will be understood that the combination of this technical solution is not present in the combination of case, also not in the present invention
It is required that protection scope within.
In addition, the directional instruction (such as up, down, left, right, before and after ...) of institute in the embodiment of the present invention, is only used for solving
It releases in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if this is specific
When posture changes, then directionality instruction also correspondingly changes correspondingly.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
Embodiment 1
As shown in Fig. 1~2, the utility model discloses a kind of electric energy meter, and the electric energy meter 1 includes shell 9,10 and of mounting plate
Front panel 3, the shell 9 form contained structure with front panel 3, mounting plate 10, and cylindricality heat sink strip 4 is arranged in external in shell 9,
Control circuit board 13 is set in shell 9, and the control circuit board 13 is fixed on mounting plate 10, assigns in control circuit board 13
There are processor 11, memory module 12 and electric energy computation chip 14, the memory module 12, electric energy computation chip 14 and control circuit
Plate 13 is electrically connected, and the electric energy computation chip 14 is electrically connected with connecting terminal 16, and humidity sensor is arranged in the shell 9
15, the humidity sensor 15 is electrically connected with control circuit board 13, and control circuit board 13 and relay 17 are electrically connected, relay
The other end of device 17 is connect with steam discharge dehumidifier fan 18, and the steam discharge dehumidifier fan 18 is arranged on mounting plate 10, steam discharge dehumidifier
The lower section of control circuit board 13 is arranged in fan 18, and one end of steam discharge dehumidifier fan 18 is fixedly connected with exhaust pipe, exhaust pipe
On plate 10, the first sash 5, the first sash 5 is arranged in ventilation opening in front in the other end and ventilation opening connection, the ventilation opening setting
Ventilation opening can be turned on or off to setting display screen 2 on plate 3 in front.
Preferably, motor is set at ventilation opening, and the motor and relay are electrically connected, and the motor can drive the
One sash 5 turns on or off ventilation opening.The setting is so that electric energy meter beats ventilation opening when steam discharge dehumidifier fan 18 acts on
It opens, remaining time, ventilation opening is in close state, and is avoided foreign matter, dust or fog etc. from entering inside electric energy meter, is influenced electric appliance
The normal operation of element.
Further, the control circuit board 13 includes four layers, is conductive layer 1301, zinc-oxide film respectively from top to bottom
1302, insulating substrate 1303, collection thermosphere 1304.The zinc-oxide film 1302 all has conductive layer 1301, insulating substrate 1303
There are stronger adhesion properties, so that conductive layer 1301 is firmly attached to insulating substrate 1303, ensure that control circuit
The stability of plate 13, collection thermosphere 1304 can collect the radiated energy of insulating substrate 1303.
Preferably, first through hole 20 is set in the collection thermosphere 1304, and the first through hole 20 is convenient for discharge control circuit
The heat of plate 13 avoids control circuit board 13 from overheating.
Further, in the control circuit board 13 be arranged heat release hole 19, the heat release hole 19 through conductive layer 1301,
Zinc-oxide film 1302, insulating substrate 1303, collection thermosphere 1304.The setting further improves the heat dissipation of control circuit board 13
Property.
Further, insulating frame 24 is set on the edge of control circuit board 13, improves the exhausted of control circuit board 13
Edge effect prevents the generation of electric leakage, and the insulating frame 24 is detachably connected with control circuit board 13, when insulating frame 24 occurs
When damage, edge replacement.
Preferably, the shell 9 include four layers, be disposed with from inside to outside aluminum layer 901, low thermal resistance articulamentum 902,
Cavity layer 903, outer plastic layer 904, are arranged the first air hole 21 on the shell 9, and the first air hole 21 is through aluminum layer 901, low
Thermal resistance articulamentum 902 and 903 connection of cavity layer, are arranged the second air hole 22 on outer plastic layer 904, second air hole 22 with
903 connection of cavity layer, second air hole 22 are shifted to install with the first air hole 21.In the present arrangement, the aluminum layer 901
It is not only light-weight, but also there is good heat dissipation performance, low thermal resistance articulamentum 902 is compared to traditional stick, heat-conductive characteristic
Preferably, the setting of cavity layer 903, convenient for improving the heat dissipation effect of shell 9,904 one side of outer plastic layer enhances the insulation of shell 9
Effect, another aspect price also inexpensively, reduce costs, and the second air hole 22 and the first air hole 21 are shifted to install,
It effectively prevents aqueous vapor to penetrate into inside electric energy meter by the air hole on shell 9, influences the normal operation of electric elements.
Further, the second through-hole 23 is set on outer plastic layer 904.The setting further improves the thermal diffusivity of shell 9.
Compared with prior art, the beneficial effect that the utility model reaches is: by setting control circuit board, shell layering
It sets, substantially increases the thermal diffusivity of itself, the humidity sensor being arranged inside electric energy meter detects wet inside electric energy meter
Degree, when humidity is excessively high, processor controls relay and opens steam discharge dehumidifier fan, and moisture transmission is extremely divulged information by exhaust pipe
Mouthful, at this point, the first sash is in the open state by ventilation opening under the driving effect of motor, when humidity reaches the safety of electric energy meter
When threshold value, processor controls cut-off steam discharge dehumidifier fan, and the first sash closes ventilation opening under the driving effect of motor
It closes, external hot gas or moisture is avoided to enter inside electric energy meter, substantially increase the service life of electric energy meter, save the cost makes
It is practical with convenience.
Embodiment 2
The top of the electric energy meter 1 is provided with water blocking top plate 6, the two sides of the water blocking top plate 6 are respectively arranged with first
Water blocking side plate 7, the second water blocking side plate 8, the appearance of the first water blocking side plate 7, the second water blocking side plate 8 and the shell 9 of electric energy meter 1
Gap is provided between face, the cylindricality heat sink strip 4 is arranged between water blocking top plate 6 and the upper surface of electric energy meter 1, other structures
With embodiment 1.
This embodiment disclose a kind of electric energy meters of outdoor application, by the water-retaining structure of design, effectively avoid wind day
The natural causes such as shine to damage electric energy meter bring, extend the service life of electric energy meter, improve stability that electric energy meter uses and
Reliability.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of electric energy meter, which is characterized in that the electric energy meter (1) includes shell (9), mounting plate (10) and front panel (3), institute
Shell (9) and front panel (3), mounting plate (10) formation contained structure are stated, cylindricality heat sink strip (4) are arranged in external in shell (9),
Control circuit board (13) are set in shell (9), the control circuit board (13) is fixed on mounting plate (10), control circuit board
(13) processor (11), memory module (12) and electric energy computation chip (14), the memory module (12), electric energy meter have been assigned on
Amount chip (14) is electrically connected with control circuit board (13), and the electric energy computation chip (14) and connecting terminal (16) are electrically connected,
Humidity sensor (15) are set in the shell (9), the humidity sensor (15) and control circuit board (13) are electrically connected,
Control circuit board (13) and relay (17) are electrically connected, and the other end of relay (17) is connect with steam discharge dehumidifier fan (18),
The steam discharge dehumidifier fan (18) is arranged on mounting plate (10), and steam discharge dehumidifier fan (18) is arranged in control circuit board (13)
Lower section, one end of steam discharge dehumidifier fan (18) are fixedly connected with exhaust pipe, and the other end and ventilation opening connection of exhaust pipe are described logical
On plate (3), the first sash (5) are arranged in ventilation opening in front in air port setting, the first sash (5) ventilation opening can be opened or
It closes, display screen (2) is set on plate (3) in front.
2. a kind of electric energy meter according to claim 1, which is characterized in that at ventilation opening be arranged motor, the motor with
Relay is electrically connected, and the motor can drive the first sash (5) to turn on or off ventilation opening.
3. a kind of electric energy meter according to claim 2, which is characterized in that the control circuit board (13) includes four layers, from
Top to bottm is conductive layer (1301), zinc-oxide film (1302), insulating substrate (1303), collection thermosphere (1304) respectively.
4. a kind of electric energy meter according to claim 3, which is characterized in that first through hole is arranged on the collection thermosphere (1304)
(20)。
5. a kind of electric energy meter according to claim 3 or 4, which is characterized in that be arranged on the control circuit board (13)
Heat release hole (19), the heat release hole (19) is through conductive layer (1301), zinc-oxide film (1302), insulating substrate (1303), collection
Thermosphere (1304).
6. a kind of electric energy meter according to claim 5, which is characterized in that be arranged on the edge of control circuit board (13) exhausted
Rim frame (24), the insulating frame (24) are detachably connected with control circuit board (13).
7. a kind of electric energy meter according to claim 1 or 6, which is characterized in that the shell (9) includes four layers, from introversion
It is disposed with aluminum layer (901), low thermal resistance articulamentum (902), cavity layer (903), outer plastic layer (904), the shell (9) outside
The first air hole of upper setting (21), the first air hole (21) is through aluminum layer (901), low thermal resistance articulamentum (902) and cavity layer
(903) connection is arranged the second air hole (22) on outer plastic layer (904), and second air hole (22) and cavity layer (903) join
Logical, second air hole (22) shifts to install with the first air hole (21).
8. a kind of electric energy meter according to claim 7, which is characterized in that the second through-hole is arranged on outer plastic layer (904)
(23)。
9. a kind of electric energy meter according to claim 8, which is characterized in that be provided with gear at the top of the electric energy meter (1)
Water top plate (6), the two sides of the water blocking top plate (6) are respectively arranged with the first water blocking side plate (7), the second water blocking side plate (8), described
Gap is provided between first water blocking side plate (7), the second water blocking side plate (8) and the outer surface of shell (9).
10. a kind of electric energy meter according to claim 9, which is characterized in that the cylindricality heat sink strip (4) is arranged on water blocking top
Between plate (6) and the upper surface of electric energy meter (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821183593.XU CN208580139U (en) | 2018-07-25 | 2018-07-25 | A kind of electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821183593.XU CN208580139U (en) | 2018-07-25 | 2018-07-25 | A kind of electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208580139U true CN208580139U (en) | 2019-03-05 |
Family
ID=65511184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821183593.XU Active CN208580139U (en) | 2018-07-25 | 2018-07-25 | A kind of electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208580139U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111787777A (en) * | 2020-08-20 | 2020-10-16 | 北京京仪北方仪器仪表有限公司 | Electric energy meter with heat dissipation moisture resistance |
| CN112701837A (en) * | 2020-12-21 | 2021-04-23 | 珠海格力电器股份有限公司 | Terminal box |
-
2018
- 2018-07-25 CN CN201821183593.XU patent/CN208580139U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111787777A (en) * | 2020-08-20 | 2020-10-16 | 北京京仪北方仪器仪表有限公司 | Electric energy meter with heat dissipation moisture resistance |
| CN112701837A (en) * | 2020-12-21 | 2021-04-23 | 珠海格力电器股份有限公司 | Terminal box |
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