CN112881768A - Multiple protection device for power metering box - Google Patents
Multiple protection device for power metering box Download PDFInfo
- Publication number
- CN112881768A CN112881768A CN202110041551.2A CN202110041551A CN112881768A CN 112881768 A CN112881768 A CN 112881768A CN 202110041551 A CN202110041551 A CN 202110041551A CN 112881768 A CN112881768 A CN 112881768A
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- China
- Prior art keywords
- intelligent alarm
- heat dissipation
- protective cover
- power metering
- protection device
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- 230000001681 protective effect Effects 0.000 claims abstract description 32
- 230000017525 heat dissipation Effects 0.000 claims abstract description 29
- 239000000428 dust Substances 0.000 claims abstract description 7
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 229920005372 Plexiglas® Polymers 0.000 claims 1
- 239000004926 polymethyl methacrylate Substances 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention provides a power metering box multiple protection device which comprises a metering meter, a fixing device, a protection cover, a heat dissipation hole, a dust screen, a heat dissipation fan, a temperature and humidity sensor, a lead, an intelligent alarm, a spring, a top plate and a battery, wherein the metering meter is arranged on the outer side of the fixing device; the protective cover is arranged outside the meter; the heat dissipation holes are formed in two sides of the protective cover; the dust screen is adhered to the outer side of the heat dissipation hole; the heat dissipation fan or the temperature and humidity sensor is connected with the intelligent alarm; the intelligent alarm is arranged in the protective cover; the top plate is connected with the intelligent alarm through a spring; the battery is connected with the intelligent alarm through a lead. The fixing device, the intelligent alarm and the temperature and humidity sensor are arranged, so that multiple protection functions of the power metering box are realized, the adaptability is strong, the safety and reliability are realized, the service life is long, and the popularization and the use are convenient.
Description
Technical Field
The invention belongs to the technical field of electric power metering equipment, and particularly relates to a multiple protection device of an electric power metering box.
Background
The electric power metering box is used for 3 to 35kV equipment for electric energy metering, and comprises a combined mutual inductor (collecting three-phase current and voltage signals), a box body, an electric meter, a lightning arrester, a vacuum circuit breaker (prepayment type), and the like, wherein the current precision is 0.2S, and the voltage precision grade is 0.2. No cable is arranged outside the whole device, so that the possibility of stealing electricity from the cable is avoided. The side control box is provided with an electric energy meter and a load control device, and the lock of the meter box door can adopt an electronic lock to seal the box body. The load control device can collect and record the load curve of the electric energy meter, namely the equivalent of time-sharing electric quantity and time-sharing voltage, current and power, the load control device does not need a magnetic card meter, and can be combined with a common multifunctional electronic watch to realize the functions of remote prepayment electricity purchasing, load control, arrearage power failure, payment remote prompt, overload alarm power failure, overlow load alarm and the like.
The invention discloses a Chinese patent with the publication number of CN 202159080U, and the name of the invention is SMC power metering box, box body, box top cover, box side cover, the box top cover is a double-layer structure, the box top cover is connected with the top of the box body in an upside-down waterproof closed mode, the box side cover is connected with the side of the box body in a hinged mode, a side door shaft is arranged at the corresponding connection position of the side of the box body, at least one observation window is arranged on the side of the box body different from the box side cover, the observation window is a double-layer design non-connection structure, the outer layer is an SMC protection door with an automatic reset function, the protection door can be automatically closed without external force, the protection door is opened upwards, and is positioned on the same plane with the box cover after being closed, and has no protrusion; the observation window adopts the mode of plug to be connected with the box side to be provided with the sealing strip and hang the combined design of waterproof closed structure upside down in the junction, reach sealed and waterproof effect, but prior art has the safeguard function singleness, and the adaptability is relatively poor, and life is short, and safe and reliable is poor, suffers theft easily, and intelligent degree is low, the inconvenient problem of operation.
Therefore, the invention of the multiple protection device of the power metering box is very necessary.
Disclosure of Invention
In order to solve the technical problems, the invention provides a power metering box multiple protection device, which aims to solve the problems of single protection function, poor adaptability, short service life, poor safety and reliability, easy theft, low intelligent degree and inconvenient operation in the prior art, and comprises a meter, a fixing device, a protective cover, heat dissipation holes, a dustproof net, a heat dissipation fan, a temperature and humidity sensor, a lead, an intelligent alarm, a spring, a top plate and a battery, wherein the meter is arranged on the outer side of the fixing device; the protective cover is arranged outside the meter; the heat dissipation holes are formed in two sides of the protective cover; the dust screen is adhered to the outer side of the heat dissipation hole; the heat dissipation fan or the temperature and humidity sensor is connected with the intelligent alarm; the intelligent alarm is arranged in the protective cover; the top plate is connected with the intelligent alarm through a spring; the battery is connected with the intelligent alarm through a lead.
The strapping table pass through the wire and link to each other with intelligent alarm, be favorable to monitoring and fault alarm to the strapping table, improve maintenance efficiency, avoid causing great economic loss because of the strapping table trouble.
The protective cover specifically adopts an organic glass plate with the thickness of 1.5 mm to 3.5 mm, and has the advantages of high mechanical strength, good anti-theft effect, good transparency and convenient maintenance.
The fixing device comprises a fixing plate, a lock cylinder, a lock tongue, a lock hole, a clamping groove and a fixing bolt, wherein the fixing plate is fixed on the wall surface through the fixing bolt; the lock cylinder fixes the protective cover on the outer side of the fixed plate through the lock tongue; the lock hole is arranged at the lower part of the protective cover; the protective cover is buckled in the clamping grooves on the two sides of the fixing plate.
The spring bolt adopt the diameter to be 2 millimeters to 5 millimeters alloy steel cylinder, be favorable to firmly fixing the protection casing in the fixed plate, simple structure, the theftproof is effectual, safe and reliable.
The fixing plate is a rectangular steel plate with the thickness of 5-20 mm; the draw-in groove adopt the width to be 2 millimeters to 5 millimeters's slot, be favorable to the protection casing fixed firm, convenient operation improves maintenance efficiency.
The intelligent alarm comprises a control chip, a circuit board, a trigger button, an alarm lamp, a signal transmitting module, a built-in antenna and a buzzer, wherein the control chip is fixed in the middle of the circuit board; the trigger button is arranged at the lower part of the intelligent alarm; the alarm lamp is arranged on the outer surface of the intelligent alarm; a built-in antenna is embedded on the outer side of the signal transmitting module; the buzzer is fixed on the upper part of the signal transmitting module.
Buzzer link to each other with control chip through the signal line, receive external force striking when trigger button through the spring, will send alarm signal through buzzer, reinforcing warning effect.
The temperature and humidity sensor or the heat dissipation fan is connected with the control chip through a wire; control chip adopt the model to be AT89S52 singlechip chip, can carry out ventilation cooling through playing the heat dissipation fan when temperature or humidity are too big when warm and humid sensor detects the temperature, be favorable to protective apparatus, increase of service life.
Compared with the prior art, the invention has the following beneficial effects: the power metering box multiple protection device is widely applied to the technical field of power metering equipment. Meanwhile, the invention has the beneficial effects that:
1. the fixing device is simple in structure, good in anti-theft effect, safe, reliable, convenient to operate and capable of improving the overhauling efficiency.
2. The intelligent alarm is favorable for protecting equipment, prolonging the service life, realizing remote monitoring and sending out alarm signals in time.
3. The arrangement of the heat dissipation holes and the dustproof net is beneficial to improving the heat dissipation effect, preventing dust and sundries from entering the box body and prolonging the service life.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the fixing device of the present invention.
FIG. 3 is a schematic diagram of the intelligent alarm of the present invention
In the figure:
1-gauge, 2-fixing device, 21-fixing plate, 22-lock core, 23-lock tongue, 24-lock hole, 25-card slot, 26-fixing bolt, 3-protective cover, 4-heat dissipation hole, 5-dustproof net, 6-heat dissipation fan, 7-temperature and humidity sensor, 8-wire, 9-intelligent alarm, 91-control chip, 92-circuit board, 93-trigger button, 94-alarm lamp, 95-signal emission module, 96-built-in antenna, 97-buzzer, 10-spring, 11-top plate and 12-battery.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1 to 3
The invention provides a power metering box multiple protection device, which comprises a metering device 1, a fixing device 2, a protective cover 3, a heat dissipation hole 4, a dustproof net 5, a heat dissipation fan 6, a temperature and humidity sensor 7, a lead 8, an intelligent alarm 9, a spring 10, a top plate 11 and a battery 12, wherein the metering device 1 is arranged on the outer side of the fixing device 2; the protective cover 3 is arranged outside the meter 1; the heat dissipation holes 4 are arranged on two sides of the protective cover 3; the dust screen 5 is adhered to the outer side of the heat dissipation hole 4; the heat dissipation fan 6 or the temperature and humidity sensor 7 is connected with the intelligent alarm 9; the intelligent alarm 9 is arranged inside the protective cover 3; the top plate 11 is connected with the intelligent alarm 9 through a spring 10; the battery 12 is connected with the intelligent alarm 9 through a lead 8.
Meter 1 pass through wire 8 and link to each other 9 with intelligent alarm, be favorable to monitoring and fault alarm to the strapping table, improve maintenance efficiency, avoid causing great economic loss because of strapping table 1 trouble.
The protective cover 3 specifically adopts an organic glass plate with the thickness of 1.5 mm to 3.5 mm, and has the advantages of high mechanical strength, good anti-theft effect, good transparency and convenient maintenance.
The fixing device 2 comprises a fixing plate 21, a lock core 22, a bolt 23, a lock hole 24, a clamping groove 25 and a fixing bolt 26, wherein the fixing plate 21 is fixed on the wall surface through the fixing bolt 26; the lock core 22 fixes the protective cover 3 on the outer side of the fixed plate 21 through the bolt 23; the lock hole 24 is arranged at the lower part of the protective cover 3; the protective cover 3 is buckled in the clamping grooves 25 at the two sides of the fixing plate 21.
The bolt 23 adopt the alloy steel cylinder that the diameter is 2 millimeters to 5 millimeters, be favorable to firmly fixing protection casing 3 in fixed plate 21, simple structure, it is effectual to prevent burglary, safe and reliable.
The fixing plate 21 is a rectangular steel plate with a thickness of 5 mm to 20 mm; draw-in groove 25 adopt the width to be 2 millimeters to 5 millimeters's slot, be favorable to protection casing 3 fixed firm, convenient operation improves maintenance efficiency.
The intelligent alarm 9 comprises a control chip 91, a circuit board 92, a trigger button 93, an alarm lamp 94, a signal transmitting module 95, a built-in antenna 96 and a buzzer 97, wherein the control chip 91 is fixed in the middle of the circuit board 92; the trigger button 93 is arranged at the lower part of the intelligent alarm 9; the alarm lamp 94 is arranged on the outer surface of the intelligent alarm 9; a built-in antenna 96 is embedded on the outer side of the signal transmitting module 95; the buzzer 97 is fixed on the upper part of the signal transmitting module 95.
Buzzer 97 link to each other with control chip 91 through the signal line, when trigger button 93 suffers external force striking through spring 10, will send alarm signal through buzzer 97, reinforcing warning effect.
The temperature and humidity sensor 7 or the heat dissipation fan 6 is connected with the control chip 91 through a wire 8; control chip 91 adopt the model to be AT89S52 singlechip chip, can carry out ventilation cooling through playing heat dissipation fan 6 when temperature or humidity are too big when temperature and humidity sensor 7 detects, be favorable to protective apparatus, increase of service life.
Principle of operation
In the invention, the protective cover 3 is arranged in a clamping groove 25 in a fixed plate 21, and a lock core 22 is started to insert a bolt 23 into a lock hole 24 at the lower part of the protective cover 3; when the temperature and humidity sensor 7 detects that the temperature is too high, the intelligent alarm 9 starts the heat dissipation fan 6, removes hot air through the heat dissipation hole 4, and transmits an alarm signal to the service center through the signal transmission module 95; when external force impacts the protective cover 3, the top 11 contacted with the protective cover 3 triggers a trigger button 93 of the intelligent alarm 9 through the spring 10, and an audible and visual alarm signal is sent out.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (9)
1. The multiple protection device of the power metering box is characterized in that the power metering box comprises a power meter (1), a fixing device (2), a protective cover (3), heat dissipation holes (4), a dust screen (5), a heat dissipation fan (6), a temperature and humidity sensor (7), a wire (8), an intelligent alarm (9), a spring (10), a top plate (11) and a battery (12), wherein the power meter (1) is installed on the outer side of the fixing device (2); the protective cover (3) is arranged outside the meter (1); the heat dissipation holes (4) are arranged on two sides of the protective cover (3); the dust screen (5) is adhered to the outer side of the heat dissipation hole (4); the heat dissipation fan (6) or the temperature and humidity sensor (7) is connected with the intelligent alarm (9); the intelligent alarm (9) is arranged inside the protective cover (3); the top plate (11) is connected with the intelligent alarm (9) through a spring (10); the battery (12) is connected with the intelligent alarm (9) through a lead (8).
2. The multiple protection device for electric power metering boxes according to claim 1, characterized in that said meter (1) is connected to an intelligent alarm (9) by means of a wire (8).
3. The multiple protection device for power metering boxes according to claim 1, characterized in that said protection shield (3) is in particular a plexiglas plate with a thickness of 1.5 to 3.5 mm.
4. The multiple protection device of the power metering box of claim 1, wherein the fixing device (2) comprises a fixing plate (21), a lock core (22), a bolt (23), a lock hole (24), a clamping groove (25) and a fixing bolt (26), and the fixing plate (21) is fixed on a wall surface through the fixing bolt (26); the lock core (22) fixes the protective cover (3) on the outer side of the fixing plate (21) through the bolt (23); the lock hole (24) is arranged at the lower part of the protective cover (3); the protective cover (3) is buckled in the clamping grooves (25) on the two sides of the fixing plate (21).
5. The multiple protection device of the power metering box of claim 4, wherein the locking tongue (23) is an alloy steel cylinder with a diameter of 2 mm to 5 mm.
6. The multiple protection device for power metering boxes according to claim 4, characterized in that said fixing plate (21) is a rectangular steel plate with a thickness of 5 mm to 20 mm; the clamping groove (25) adopts a groove with the width of 2 mm to 5 mm.
7. The multiple protection device of the power metering box of claim 1, characterized in that the intelligent alarm (9) comprises a control chip (91), a circuit board (92), a trigger button (93), an alarm lamp (94), a signal transmitting module (95), a built-in antenna (96) and a buzzer (97), wherein the control chip (91) is fixed in the middle of the circuit board (92); the trigger button (93) is arranged at the lower part of the intelligent alarm (9); the alarm lamp (94) is arranged on the outer surface of the intelligent alarm (9); a built-in antenna (96) is embedded on the outer side of the signal transmitting module (95); the buzzer (97) is fixed on the upper part of the signal transmitting module (95).
8. The multiple protection device of power metering box of claim 7, characterized in that the buzzer (97) is connected with the control chip (91) through a signal line.
9. The multiple protection device of the power metering box of claim 7, wherein the temperature and humidity sensor (7) or the heat dissipation fan (6) is connected with the control chip (91) through a lead (8); the control chip (91) adopts a single chip with the model number of AT89S 52.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110041551.2A CN112881768A (en) | 2021-01-13 | 2021-01-13 | Multiple protection device for power metering box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110041551.2A CN112881768A (en) | 2021-01-13 | 2021-01-13 | Multiple protection device for power metering box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112881768A true CN112881768A (en) | 2021-06-01 |
Family
ID=76045321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110041551.2A Pending CN112881768A (en) | 2021-01-13 | 2021-01-13 | Multiple protection device for power metering box |
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| Country | Link |
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| CN (1) | CN112881768A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1624310A1 (en) * | 2004-08-06 | 2006-02-08 | Elster Messtechnik GmbH | Arrangement with a connecting terminal and a conductor in an electricity meter |
| US20120194982A1 (en) * | 2011-01-31 | 2012-08-02 | Iwao Hishida | Casing for electronic device, method for manufacturing same, and electronic device |
| CN105044415A (en) * | 2015-09-08 | 2015-11-11 | 国家电网公司 | Power metering box multiple-protection device |
| CN204758671U (en) * | 2015-08-10 | 2015-11-11 | 国网山东省电力公司德州供电公司 | Novel multi -functional electric power batch meter |
| CN204885901U (en) * | 2015-09-10 | 2015-12-16 | 孙爱芳 | Portable intelligent electric power measurement cabinet |
| CN205374559U (en) * | 2016-03-03 | 2016-07-06 | 国网山东省电力公司鄄城县供电公司 | Novel modified power metering box ventilation structure |
| CN206618789U (en) * | 2017-03-17 | 2017-11-07 | 重庆汉嘉电气股份有限公司 | The detecting system and batch meter of batch meter |
-
2021
- 2021-01-13 CN CN202110041551.2A patent/CN112881768A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1624310A1 (en) * | 2004-08-06 | 2006-02-08 | Elster Messtechnik GmbH | Arrangement with a connecting terminal and a conductor in an electricity meter |
| US20120194982A1 (en) * | 2011-01-31 | 2012-08-02 | Iwao Hishida | Casing for electronic device, method for manufacturing same, and electronic device |
| CN204758671U (en) * | 2015-08-10 | 2015-11-11 | 国网山东省电力公司德州供电公司 | Novel multi -functional electric power batch meter |
| CN105044415A (en) * | 2015-09-08 | 2015-11-11 | 国家电网公司 | Power metering box multiple-protection device |
| CN204885901U (en) * | 2015-09-10 | 2015-12-16 | 孙爱芳 | Portable intelligent electric power measurement cabinet |
| CN205374559U (en) * | 2016-03-03 | 2016-07-06 | 国网山东省电力公司鄄城县供电公司 | Novel modified power metering box ventilation structure |
| CN206618789U (en) * | 2017-03-17 | 2017-11-07 | 重庆汉嘉电气股份有限公司 | The detecting system and batch meter of batch meter |
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