CN107393167B - Intelligent electric power instrument with screen protection and automatic heat dissipation functions - Google Patents
Intelligent electric power instrument with screen protection and automatic heat dissipation functions Download PDFInfo
- Publication number
- CN107393167B CN107393167B CN201710584686.7A CN201710584686A CN107393167B CN 107393167 B CN107393167 B CN 107393167B CN 201710584686 A CN201710584686 A CN 201710584686A CN 107393167 B CN107393167 B CN 107393167B
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- heat dissipation
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/06—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity with means for prepaying basic charges, e.g. rent for meters
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F9/00—Details other than those peculiar to special kinds or types of apparatus
- G07F9/02—Devices for alarm or indication, e.g. when empty; Advertising arrangements in coin-freed apparatus
- G07F9/023—Arrangements for display, data presentation or advertising
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F9/00—Details other than those peculiar to special kinds or types of apparatus
- G07F9/10—Casings or parts thereof, e.g. with means for heating or cooling
- G07F9/105—Heating or cooling means, for temperature and humidity control, for the conditioning of articles and their storage
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- General Physics & Mathematics (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Electric Clocks (AREA)
Abstract
The invention relates to an intelligent electric power instrument with screen protection and automatic heat dissipation functions, which comprises a display panel, a meter shell, a plurality of heat dissipation pipes and a plurality of top plates, wherein the display panel is provided with a display screen, a protection mechanism, two sliding mechanisms and a plurality of control keys, the protection mechanism comprises a plurality of protection plates, the sliding mechanisms comprise side plates, a frame, a fixing unit and a plurality of connecting units, the meter shell is internally provided with a driving motor, a buffer block, a driving shaft and a plurality of lifting units, each lifting unit comprises a driving gear, a fixing rod, a fixing ring, a supporting frame, a lantern ring, a supporting rod and two driven gears, the intelligent electric power instrument with screen protection and automatic heat dissipation functions is connected with the protection plates through the connecting units, the protection plates cover the surface of the display screen by utilizing a magnet to adsorb the sliding blocks, the protection function is achieved, realize the heat extraction cooling, the roof adopts curved design, can prevent that outside debris from getting into the inside instrument that destroys of watchcase when the heat extraction.
Description
Technical Field
The invention relates to the field of intelligent instruments, in particular to an intelligent electric power instrument with screen protection and automatic heat dissipation functions.
Background
The electric power meter integrates multiple functions, remote transmission and data analysis, and has the highly scientific and technological functional characteristics of intelligent fee deduction, electricity price inquiry, electric quantity memory, meter reading time freezing, balance alarm, information remote transmission and the like. And the electric meter immediately starts to supply power to the user and carries out real-time settlement after inputting the charged electricity purchasing card electricity quantity information into the electric meter.
Although current electric power instrument can satisfy various user demands, but still there is the potential safety hazard, the inside circuit components and parts of electric power instrument work for a long time in confined environment, accumulational heat can't scatter, lead to the inside temperature of instrument to rise gradually, be unfavorable for the normal operating of the inside components and parts of instrument, a small amount of instruments can add the louvre and be convenient for the heat extraction, but also lead to some dusts like this easily, the winged insect gets into inside the instrument, when serious, some water droplets also can get into the inside circuit short circuit that leads to of instrument, not only so, current instrument display screen directly exposes externally usually, easily by some sharp-pointed object article fish tails, lead to the instrument to damage, thereby lead to current intelligent instrument factor of safety lower.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, an intelligent power meter with screen protection and automatic heat dissipation functions is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: an intelligent electric power instrument with screen protection and automatic heat dissipation functions comprises a display panel, a meter shell, a plurality of heat dissipation pipes and a plurality of top plates, wherein the display panel is connected with the meter shell, the bottom ends of the heat dissipation pipes are fixed on the meter shell and are communicated with the inside of the meter shell, the number of the top plates is equal to that of the heat dissipation pipes and corresponds to that of the heat dissipation pipes one by one, and the top plates are arranged above the heat dissipation pipes;
the display panel is provided with a display screen, a protection mechanism, two sliding mechanisms and a plurality of control keys, the control keys are arranged below the display screen, the protection mechanism covers the display screen, and the two sliding mechanisms are respectively arranged on two sides of the protection mechanism;
the protection mechanism comprises a plurality of protection plates, the sliding mechanism comprises a side plate, a frame, a fixing unit and a plurality of connecting units, the side plate is fixed on the display panel, the vertical section of the frame is U-shaped, the opening of the frame points to the side plate, the fixing unit is arranged on the frame and connected with the protection plates at the top, and two adjacent protection plates are connected through the connecting units;
the cooling pipe comprises a shell, a driving motor, a buffer block, a driving shaft and a plurality of lifting units, wherein the shell is internally provided with the driving motor, the buffer block, the driving shaft and the plurality of lifting units;
the lifting unit comprises a driving gear, a fixed rod, a fixed ring, a support frame, a lantern ring, a supporting rod and two driven gears, wherein the driving gear is fixed on a driving shaft, the driven gears are respectively arranged at two sides above the driving gear and are meshed with the driving gear, two ends of the fixed rod are respectively fixed on the two driven gears, the fixed ring is sleeved on the fixed rod, the shape of the vertical cross section of the support frame is U-shaped, the opening of the vertical cross section of the support frame is downward, two ends of the support frame are respectively fixed at two ends above the fixed ring, and the lantern ring is sleeved on the support frame and is fixedly connected with the bottom.
As preferred, in order to facilitate the rigidity with the position of each guard plate in order to cover in the top of display screen in order to protect the display screen, fixed unit includes magnet, slider and connecting rod, magnet is fixed on the frame, the slider cover is established on the frame and is set up the below at magnet, the slider passes through the guard plate fixed connection at connecting rod and top, be equipped with the iron core in the slider.
Preferably, in order to facilitate the rotation of the protection plates, the connection unit comprises a sliding ring, a connection block, a connection plate and two side rods, the sliding ring is sleeved on the frame and is fixedly connected with the connection plate through the connection block, the connection plate is sleeved on the two side rods, and the two side rods are respectively fixed on the upper protection plate and the lower protection plate.
Preferably, in order to prevent the side rod from being separated from the connecting plate, a limiting block is arranged at one end of the side rod, which is far away from the protection plate.
Preferably, in order to support the driven gear to rotate, the lifting unit further comprises two brackets, the brackets correspond to the driven gear one by one, the brackets are L-shaped, one end of each bracket is fixed to the top in the watch case, and the other end of each bracket is connected with the driven gear.
Preferably, in order to prevent external dust, flying insects and water droplets from entering the inside of the case through the radiating pipe after the top plate is moved upward, the vertical section of the top plate has a circular arc shape with an arc center located below the top plate.
Preferably, to facilitate monitoring of the temperature within the watch case, a temperature sensor is provided on the drive shaft.
Preferably, in order to limit the lowest position of the shielding plates, two support plates are further provided on the display panel.
Preferably, in order to fix the display panel and the watch case, screws are arranged at four corners of the display panel, threaded holes are arranged at four corners of the watch case, and the screws and the threaded holes are in one-to-one correspondence and are matched.
Preferably, the control key is a touch key for facilitating the operation of the control key.
In order to protect the display screen, prevent it by outside sharp object fish tail, cover a plurality of guard plates on the surface of display screen, when the display screen is observed to needs, the pulling slider downwards, make the slider break away from the attraction of magnet, thereby make each guard plate rotate and the downstream under each linkage unit's linkage action, in linkage unit, guard plate and side lever fixed connection, and the connecting plate cover is established on the side lever, thereby make the side lever pivoted drive the guard plate and rotate simultaneously, simultaneously because the connecting plate passes through connecting block and sliding ring fixed connection, thereby make the sliding ring drive the guard plate and rotate downwards at the in-process that the frame moved down, convenience of customers observes the registration on the display screen. After the observation is finished, the connecting rod is pulled upwards to enable the magnet to adsorb the sliding block, so that the protection plates are sequentially arranged and cover the surface of the display screen, and the display screen is protected from being scratched by external articles. This intelligent electric power instrument with screen protection and automatic heat dissipation function passes through the linkage unit and connects each guard plate, utilizes magnet absorption slider to make the guard plate cover on the display screen surface, plays the guard action.
When the instrument operates, by the temperature sensor monitoring watchcase on the drive shaft in the temperature, when the temperature is higher, drive the drive shaft through driving motor and rotate, make the lift unit drive the roof and move up to make the inside cooling tube and outside intercommunication of watchcase, realize the function of heat extraction. In the lift unit, drive driven gear by drive gear and rotate, make the high rising of dead lever to drive solid fixed ring and rise, through the support frame, make lantern ring and branch rise, thereby make the roof rise, the inside hot-air outgoing of the watchcase of being convenient for, because the roof adopts curved design, at the in-process of heat extraction, can prevent that debris such as outside dust, winged insect, water droplet from getting into inside the watchcase, destroying the instrument. This intelligent power meter with screen protection and automatic heat dissipation function makes the roof move up through the lift unit, realizes the heat extraction cooling, and the roof adopts curved design, can prevent that outside debris from getting into the inside instrument that destroys of watchcase when the heat extraction.
The intelligent electric power instrument with the screen protection and automatic heat dissipation functions has the advantages that the protection plates are connected through the connecting units, the protection plates cover the surface of the display screen through the magnet adsorption sliding blocks to play a protection role, the top plate moves upwards through the lifting unit to achieve heat dissipation and cooling, the top plate is in an arc-shaped design, and external sundries can be prevented from entering the inside of the meter shell to damage the instrument during heat dissipation.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic diagram of the structure of the display panel of the intelligent power meter with screen protection and automatic heat dissipation functions of the present invention;
FIG. 2 is a schematic structural view of the case of the intelligent power meter with screen saver and automatic heat dissipation functions of the present invention;
FIG. 3 is a schematic diagram of the structure of the connection unit of the intelligent power meter with screen protection and automatic heat dissipation functions of the present invention;
FIG. 4 is a schematic structural diagram of a fixing unit of the intelligent power meter with screen protection and automatic heat dissipation functions of the invention;
FIG. 5 is a schematic diagram of the structure of the lifting unit of the intelligent power meter with screen protection and automatic heat dissipation functions of the present invention;
in the figure: 1. the display panel comprises a display panel, 2, a watch case, 3, a display screen, 4, a control key, 5, a screw, 6, a threaded hole, 7, a side plate, 8, a frame, 9, a fixing unit, 10, a radiating pipe, 11, a top plate, 12, a supporting rod, 13, a protection plate, 14, a connecting unit, 15, a supporting plate, 16, a driving motor, 17, a buffer block, 18, a driving shaft, 19, a lifting unit, 20, a temperature sensor, 21, a sliding ring, 22, a connecting block, 23, a connecting plate, 24, a limiting block, 25, a side rod, 26, a magnet, 27, a sliding block, 28, a connecting rod, 29, a driving gear, 30, a driven gear, 31, a support, 32, a fixing rod, 33, a fixing ring, 34.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1-5, an intelligent power meter with screen protection and automatic heat dissipation functions comprises a display panel 1, a watchcase 2, a plurality of heat dissipation pipes 10 and a plurality of top plates 11, wherein the display panel 1 is connected with the watchcase 2, the bottom ends of the heat dissipation pipes 10 are fixed on the watchcase 2 and are communicated with the inside of the watchcase 2, the number of the top plates 11 is equal to that of the heat dissipation pipes 10 and corresponds to one another, and the top plates 11 are arranged above the heat dissipation pipes 10;
the display panel 1 is provided with a display screen 3, a protection mechanism, two sliding mechanisms and a plurality of control keys 4, wherein the control keys 4 are arranged below the display screen 3, the protection mechanism covers the display screen 3, and the two sliding mechanisms are respectively arranged on two sides of the protection mechanism;
the protection mechanism comprises a plurality of protection plates 13, the sliding mechanism comprises a side plate 7, a frame 8, a fixing unit 9 and a plurality of connecting units 14, the side plate 7 is fixed on the display panel 1, the vertical section of the frame 8 is U-shaped, the opening of the vertical section of the frame 8 points to the side plate 7, the fixing unit 9 is arranged on the frame 8 and connected with the protection plates 13 at the top, and two adjacent protection plates 13 are connected through the connecting units 14;
a driving motor 16, a buffer block 17, a driving shaft 18 and a plurality of lifting units 19 are arranged in the meter shell 2, the driving motor 16 is fixed on the inner wall of one side of the meter shell 2, the buffer block 17 is fixed on the inner wall of the other side of the meter shell 2, the driving shaft 18 is arranged between the driving motor 16 and the buffer block 17, the driving motor 16 is in transmission connection with the driving shaft 18, and the number of the lifting units 19 is equal to that of the radiating pipes 10 and corresponds to that of the radiating pipes one by one;
Preferably, in order to fix the position of each protection plate 13 to cover the display screen 3 to protect the display screen 3, the fixing unit 9 includes a magnet 26, a slider 27 and a connecting rod 28, the magnet 26 is fixed on the frame 8, the slider 27 is sleeved on the frame 8 and is arranged below the magnet 26, the slider 27 is fixedly connected with the protection plate 13 at the top through the connecting rod 28, and an iron core is arranged in the slider 27.
Preferably, in order to facilitate the rotation of the protection plates 13, the connection unit 14 includes a sliding ring 21, a connection block 22, a connection plate 23 and two side rods 25, the sliding ring 21 is sleeved on the frame 8 and is fixedly connected with the connection plate 23 through the connection block 22, the connection plate 23 is sleeved on the two side rods 25, and the two side rods 25 are respectively fixed on the upper and lower protection plates 13.
Preferably, in order to prevent the side lever 25 from being separated from the connecting plate 23, a stopper 24 is provided at an end of the side lever 25 away from the shielding plate 13.
Preferably, in order to support driven gear 30 to rotate, lifting unit 19 further comprises two brackets 31, brackets 31 correspond to driven gear 29 one by one, brackets 31 are L-shaped, one end of bracket 31 is fixed on the top of watch case 2, and the other end of bracket 31 is connected with driven gear 30.
Preferably, in order to prevent external dust, flying insects and water drops from entering the interior of the case 2 through the radiating pipe 10 after the top plate 11 is moved upward, the vertical section of the top plate 11 is shaped like a circular arc with its center located below the top plate 11.
Preferably, to facilitate monitoring of the temperature inside watch case 2, drive shaft 18 is provided with a temperature sensor 20.
Preferably, in order to limit the lowest position of the shielding plate 13, two support plates 15 are further provided on the display panel 1.
Preferably, in order to fix the display panel 1 and the watch case 2, screws 5 are arranged at four corners of the display panel 1, threaded holes 6 are arranged at four corners of the watch case 2, and the screws 5 are in one-to-one correspondence with and match with the threaded holes 6.
Preferably, the control key 4 is a touch key for easy operation of the control key 4.
In order to protect the display screen 3 and prevent the display screen from being scratched by an external sharp object, the surface of the display screen 3 is covered with a plurality of protection plates 13, when the display screen 3 needs to be observed, the sliding block 27 is pulled downwards, the sliding block 27 is separated from the attraction of the magnet 26, so that each protection plate 13 rotates and moves downwards under the connection effect of each connection unit 14, in the connection unit 14, the protection plates 13 are fixedly connected with the side rods 25, the connection plates 23 are sleeved on the side rods 25, the side rods 25 rotate and simultaneously drive the protection plates 13 to rotate, meanwhile, the connection plates 23 are fixedly connected with the sliding ring 21 through the connection blocks 22, so that the sliding ring 21 drives the protection plates 13 to rotate downwards in the downward moving process of the frame 8, and a user can conveniently observe the display number on the display screen 3. After the observation is finished, the connecting rod 28 is pulled upwards, so that the magnet 26 adsorbs the sliding block 27, and the protection plates 13 are sequentially arranged on and cover the surface of the display screen 3, so that the display screen 3 is protected from being scratched by external objects. This intelligent electric power instrument with screen protection and automatic heat dissipation function connects each guard plate 13 through linkage unit 14, utilizes magnet 26 to adsorb slider 27 and makes guard plate 13 cover on display screen 3 surface, plays the guard action.
When the instrument is operated, the temperature sensor 19 on the driving shaft 18 monitors the temperature in the meter case 2, when the temperature is higher, the driving shaft 18 is driven to rotate by the driving motor 16, the lifting unit 19 drives the top plate 11 to move upwards, and therefore the inside of the meter case 2 is communicated with the outside through the radiating pipe 10, and the heat discharging function is realized. In the lifting unit 19, the driven gear 30 is driven by the driving gear 29 to rotate, so that the height of the fixed rod 32 is raised, the fixed ring 33 is driven to rise, the lantern ring 35 and the supporting rod 12 are raised through the supporting frame 34, the top plate 11 is raised, hot air in the meter shell 2 is conveniently discharged, and due to the fact that the top plate 11 is in an arc-shaped design, foreign matters such as external dust, winged insects and water drops can be prevented from entering the meter shell 2 to damage the meter in the heat discharging process. This intelligent power meter with screen protection and automatic heat dissipation function makes roof 11 shift up through lift unit 19, realizes the heat extraction cooling, and roof 11 adopts curved design, can prevent that outside debris from getting into 2 inside destruction instruments of watchcase when the heat extraction.
Compared with the prior art, this intelligent electric power instrument with screen protection and automatic heat dissipation function passes through linkage unit 14 and connects each guard plate 13, utilizes magnet 26 to adsorb slider 27 and makes guard plate 13 cover on display screen 3 surface, plays the guard action, moreover, makes roof 11 shift up through lift unit 19, realizes the heat extraction cooling, and roof 11 adopts curved design, can prevent that outside debris from getting into 2 inside destruction instruments of watchcase when the heat extraction.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. An intelligent electric power instrument with screen protection and automatic heat dissipation functions is characterized by comprising a display panel (1), a watchcase (2), a plurality of heat dissipation pipes (10) and a plurality of top plates (11), wherein the display panel (1) is connected with the watchcase (2), the bottom ends of the heat dissipation pipes (10) are fixed on the watchcase (2) and are communicated with the interior of the watchcase (2), the number of the top plates (11) is equal to that of the heat dissipation pipes (10) and corresponds to that of the heat dissipation pipes one by one, and the top plates (11) are arranged above the heat dissipation pipes (10);
the display panel (1) is provided with a display screen (3), a protection mechanism, two sliding mechanisms and a plurality of control keys (4), the control keys (4) are arranged below the display screen (3), the protection mechanism covers the display screen (3), and the two sliding mechanisms are respectively arranged on two sides of the protection mechanism;
the protection mechanism comprises a plurality of protection plates (13), the sliding mechanism comprises a side plate (7), a frame (8), a fixing unit (9) and a plurality of connecting units (14), the side plate (7) is fixed on the display panel (1), the vertical section of the frame (8) is U-shaped, the opening of the vertical section of the frame points to the side plate (7), the fixing unit (9) is arranged on the frame (8) and connected with the protection plates (13) at the top, and two adjacent protection plates (13) are connected through the connecting units (14);
a driving motor (16), a buffer block (17), a driving shaft (18) and a plurality of lifting units (19) are arranged in the watchcase (2), the driving motor (16) is fixed on the inner wall of one side of the watchcase (2), the buffer block (17) is fixed on the inner wall of the other side of the watchcase (2), the driving shaft (18) is arranged between the driving motor (16) and the buffer block (17), the driving motor (16) is in transmission connection with the driving shaft (18), and the number of the lifting units (19) is equal to that of the radiating pipes (10) and corresponds to that of the radiating pipes one by one;
the lifting unit (19) comprises a driving gear (29), a fixed rod (32), a fixed ring (33), a support frame (34), a lantern ring (35), a support rod (12) and two driven gears (30), the driving gear (29) is fixed on the driving shaft (18), the two driven gears (30) are respectively arranged at two sides above the driving gear (29) and are meshed with the driving gear (29), two ends of the fixed rod (32) are respectively fixed on the two driven gears (30), the fixing ring (33) is sleeved on the fixing rod (32), the vertical section of the support frame (34) is U-shaped with a downward opening, two ends of the supporting frame (34) are respectively fixed at two ends above the fixing ring (33), the lantern ring (35) is sleeved on the support frame (34) and is fixedly connected with the bottom end of the top plate (11) through the supporting rod (12);
the driven gear (30) is driven to rotate by the driving gear (29), so that the height of the fixing rod (32) is increased, the top plate (11) is driven to be increased, and heat dissipation is realized.
2. The intelligent power meter with screen protection and automatic heat dissipation functions as claimed in claim 1, wherein the fixing unit (9) comprises a magnet (26), a slider (27) and a connecting rod (28), the magnet (26) is fixed on the frame (8), the slider (27) is sleeved on the frame (8) and is arranged below the magnet (26), the slider (27) is fixedly connected with the top protection plate (13) through the connecting rod (28), and an iron core is arranged in the slider (27).
3. The intelligent power meter with screen protection and automatic heat dissipation functions as claimed in claim 1, wherein the connection unit (14) comprises a sliding ring (21), a connection block (22), a connection plate (23) and two side bars (25), the sliding ring (21) is sleeved on the frame (8) and is fixedly connected with the connection plate (23) through the connection block (22), the connection plate (23) is sleeved on the two side bars (25), and the two side bars (25) are respectively fixed on the upper and lower protection plates (13).
4. Intelligent power meter with screen protection and automatic heat dissipation functions as claimed in claim 3, characterized in that the end of the side lever (25) remote from the protection plate (13) is provided with a stopper (24).
5. Intelligent power meter with screen protection and automatic heat dissipation functions as claimed in claim 1, characterized in that said lifting unit (19) further comprises two brackets (31), said brackets (31) correspond one-to-one to the driven gears (29), said brackets (31) are L-shaped, one end of said brackets (31) is fixed on the top inside the watch case (2), and the other end of said brackets (31) is connected with the driven gear (30).
6. Intelligent power meter with screen protection and automatic heat dissipation functions as claimed in claim 1, characterized in that the vertical section of the top plate (11) is shaped as a circular arc with its center below the top plate (11).
7. Intelligent power meter with screen saver and automatic heat dissipation according to claim 1, characterized in that a temperature sensor (20) is provided on the drive shaft (18).
8. Intelligent power meter with screen protection and automatic heat dissipation functions as claimed in claim 1, characterized in that two support plates (15) are also provided on the display panel (1).
9. Intelligent power meter with screen protection and automatic heat dissipation functions as claimed in claim 1, characterized in that screws (5) are provided at four corners of the display panel (1), threaded holes (6) are provided at four corners of the watch case (2), and the screws (5) correspond to and match the threaded holes (6).
10. Intelligent power meter with screen saver and automatic heat dissipation function according to claim 1, characterised in that the control key (4) is a light touch key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710584686.7A CN107393167B (en) | 2017-07-18 | 2017-07-18 | Intelligent electric power instrument with screen protection and automatic heat dissipation functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710584686.7A CN107393167B (en) | 2017-07-18 | 2017-07-18 | Intelligent electric power instrument with screen protection and automatic heat dissipation functions |
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| CN107393167A CN107393167A (en) | 2017-11-24 |
| CN107393167B true CN107393167B (en) | 2020-05-05 |
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| CN201710584686.7A Active CN107393167B (en) | 2017-07-18 | 2017-07-18 | Intelligent electric power instrument with screen protection and automatic heat dissipation functions |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107889401A (en) * | 2017-12-25 | 2018-04-06 | 海宁善能制冷科技有限公司 | It is a kind of to be used to carry out instrument and meter for automation dust-proof dustproof construction |
| CN108562777B (en) * | 2018-03-08 | 2020-06-30 | 广州能源检测研究院 | Metering device with protection function and good heat dissipation effect |
| CN109030992B (en) * | 2018-06-26 | 2021-01-12 | 浙江东鸿电子科技有限公司 | Safe and reliable's electric power instrument of being convenient for wiring |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6080559B2 (en) * | 2013-01-17 | 2017-02-15 | 株式会社クボタ | Vending machine cooling system |
| CN104716580A (en) * | 2015-03-11 | 2015-06-17 | 江苏诚纳电气有限公司 | Power distribution cabinet |
| CN105205932A (en) * | 2015-10-09 | 2015-12-30 | 上海胜迈机电科技有限公司 | Public prepayment card insertion type AC electricity selling box |
| CN106053888B (en) * | 2016-05-14 | 2018-11-06 | 刘洋 | A kind of intelligence instrument with heat sinking function |
| CN106410616B (en) * | 2016-12-09 | 2018-04-13 | 国网山东省电力公司莱芜供电公司 | A kind of low-voltage distribution equipment with protecting human body function |
| CN106841716B (en) * | 2017-01-23 | 2019-07-05 | 武汉盛帆电子股份有限公司 | A kind of practical intelligent electric instrument suitable for wet environment |
| CN106872741B (en) * | 2017-02-08 | 2019-03-29 | 接佳电气(上海)有限公司 | A kind of intelligent electric power instrument being easily installed disassembly |
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