CN111983275A - Outdoor rainproof electric energy metering box - Google Patents
Outdoor rainproof electric energy metering box Download PDFInfo
- Publication number
- CN111983275A CN111983275A CN202010829077.5A CN202010829077A CN111983275A CN 111983275 A CN111983275 A CN 111983275A CN 202010829077 A CN202010829077 A CN 202010829077A CN 111983275 A CN111983275 A CN 111983275A
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- box body
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 238000004140 cleaning Methods 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000007664 blowing Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 3
- 210000004209 hair Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- 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
- G01R11/12—Arrangements of bearings
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Drying Of Gases (AREA)
Abstract
The invention discloses an outdoor rainproof electric energy metering box which comprises a box body, an arc-shaped rain baffle, a side door, a handle and an electric element mounting position, wherein the arc-shaped rain baffle is arranged on the box body; the box body is fixed on the wall body, and an arc-shaped rain baffle plate for keeping off rain is fixed at the upper end of the box body; a side door convenient to open is arranged on the front side of the box body, and a handle is arranged on the side door; an electric element mounting part for mounting an electric element is arranged in the box body; the bottom of the box body is provided with a plurality of water outlets for draining water, and a water removal mechanism for removing water from the bottom of the inner wall of the box body is further arranged in the box body. The outdoor rainproof electric energy metering box is provided with the water removing mechanism, so that water accumulated in the box body 1 can be conveniently discharged, and therefore, electric elements are effectively protected, and short circuit is prevented; by providing the blower mechanism, the inside of the cabinet 1 can be kept dry, thereby further protecting the electric components.
Description
Technical Field
The invention relates to an electric energy metering box, in particular to an outdoor rainproof electric energy metering box.
Background
An electric energy metering box is a device for metering 3-35kv electric energy, and comprises various electric elements inside. Because the electric-energy metering box is arranged outdoors, when the outside rains, in order to prevent rainwater from entering the electric-energy metering box, an electric element short circuit is caused, and an arc-shaped rain baffle plate is often fixed above the electric-energy metering box. However, because one side of the electric energy metering box is provided with a door, a gap is formed between the door and the electric energy metering box, when the outside rains and wind power is large, rainwater can enter the electric energy metering box along the gap between the door and the electric energy metering box, so that water is in the electric energy metering box, and the part of water is evaporated and attached to the surface of an electric element, so that the surface of the electric element is wetted, when the wetted water on the surface of the electric element reaches a certain amount, the electric element is short-circuited, and the electric element is damaged.
Disclosure of Invention
The invention aims to provide an outdoor rainproof electric energy metering box to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an outdoor rainproof electric energy metering box comprises a box body, an arc-shaped rain baffle, a side door, a handle and an electric element mounting position; the box body is fixed on the wall body, and an arc-shaped rain baffle plate for keeping off rain is fixed at the upper end of the box body; a side door convenient to open is arranged on the front side of the box body, and a handle is arranged on the side door; an electric element mounting part for mounting an electric element is arranged in the box body; the bottom of the box body is provided with a plurality of water outlets for draining water, and the box body is also internally provided with a water removal mechanism for removing water from the bottom of the inner wall of the box body; the water removing mechanism comprises a cleaning mechanism for cleaning the bottom of the inner wall of the box body and a pushing mechanism for driving the cleaning mechanism to reciprocate left and right; the cleaning mechanism comprises a fixed rod, a dewatering plate, bristles and a positioning block; a plurality of positioning rods are symmetrically fixed on the front and back of the inner wall of the box body, and a plurality of cleaning mechanisms are distributed on the positioning rods at equal intervals; a plurality of positioning blocks matched with the positioning rods one by one are symmetrically fixed on a water removing plate of the cleaning mechanism, and the positioning blocks are arranged on the positioning rods in a sliding manner; the upper end of the water removing plate is fixed with a fixed rod, and the lower end of the water removing plate is equidistantly provided with a plurality of bristles for cleaning the bottom of the inner wall of the box body; the brush hair contacts with the bottom of the inner wall of the box body.
As a further scheme of the invention: the pushing mechanism comprises a pushing motor, a rotating shaft, an incomplete gear, a movable plate and an L-shaped fixed rod; the pushing motor is fixed on the inner wall of the box body, and a rotating end of the pushing motor is fixed with a rotating shaft; an incomplete gear is fixed on the rotating shaft and is rotatably arranged in the opening of the movable plate; the opening of the movable plate is provided with a rack matched with the opening; when the teeth at one end of the incomplete gear are separated from the rack at one end of the opening of the movable plate, the teeth at the other end of the incomplete gear are just contacted with the rack at the other end of the opening of the movable plate; the bottom symmetry of fly leaf is fixed with L shape dead lever, and the bottom equidistance of L shape dead lever is fixed with a plurality of dead levers.
As a still further scheme of the invention: a plurality of limiting rods are symmetrically fixed on two sides of the movable plate, and the limiting rods located on two sides respectively penetrate through the limiting plates fixed on two sides inside the box body in a sliding mode.
As a still further scheme of the invention: the bottom of the box body is provided with a plurality of through holes for draining water; and an inner arc baffle is fixed in the box body above the mounting position of the electric element, the front side and the rear side of the inner arc baffle are attached to the inner wall of the box body, and the left side and the right side of the inner arc baffle are fixed in the box body through a plurality of arc rods for drainage.
As a still further scheme of the invention: a control device for controlling the push motor to work is also arranged in the box body; a humidity sensor used for sensing the humidity condition in the box body is arranged below the inner arc-shaped baffle plate and is electrically connected with the control device; the control device is Siemens PLCS 7-300.
As a still further scheme of the invention: the left side and the right side of the inner wall of the box body are provided with air blowing mechanisms for keeping dryness; the air blowing mechanism comprises an air blowing motor, a fan blade rotating shaft, fan blades, a belt and a heating block; a blower motor is fixed on one side of the inner wall of the box body, and one end of the blower motor is connected with a fan blade rotating shaft which is rotatably arranged on the inner wall of the box body through a belt; the number of the fan blade rotating shafts is multiple, and two adjacent fan blade rotating shafts are connected through a belt; the fan blade rotating shafts are provided with fan blades, and a heating block for heating is fixed on the inner wall of the box body positioned in the middle of the fan blade rotating shafts; the heating block is electrically connected with the blower motor and the control device.
As a still further scheme of the invention: and an arc-shaped plate for preventing raindrops from sliding onto the air blowing mechanism is further fixed on the inner wall of the box body above the air blowing mechanism.
Compared with the prior art, the invention has the beneficial effects that: by arranging the water removal mechanism, water accumulated in the box body 1 can be conveniently discharged, so that the electric elements are effectively protected and short circuit is prevented; by providing the blower mechanism, the inside of the cabinet 1 can be kept dry, thereby further protecting the electric components.
Drawings
Fig. 1 is a schematic structural diagram of an outdoor rainproof electric energy metering box.
Fig. 2 is a schematic diagram of the internal structure of the outdoor rainproof electric energy metering box.
Fig. 3 is a schematic structural diagram of a water removal mechanism in the outdoor rainproof electric energy metering box.
In the figure: 1-box body, 2-arc rain baffle, 3-side door, 4-handle, 5-electric element installation position, 6-fixed rod, 7-dewatering plate, 8-brush, 9-positioning block, 10-positioning rod, 11-pushing motor, 12-rotating shaft, 13-incomplete gear, 14-movable plate, 15-L-shaped fixed rod, 16-limiting plate, 17-limiting rod, 18-blower motor, 19-fan blade rotating shaft, 20-fan blade, 21-belt, 22-heating block, 23-humidity sensor, 24-inner arc baffle, 25-arc rod and 26-arc plate.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Example 1
Referring to fig. 1-3, the present embodiment provides an outdoor rainproof power metering box, which includes a box body 1, an arc-shaped rain shield 2, a side door 3, a handle 4 and an electrical component mounting portion 5; the box body 1 is fixed on a wall body, and an arc-shaped rain baffle 2 for keeping off rain is fixed at the upper end of the box body; a side door 3 convenient to open is arranged on the front side of the box body 1, and a handle 4 is arranged on the side door 3; an electric element mounting part 5 for mounting electric elements is arranged in the box body 1; the bottom of the box body 1 is provided with a plurality of water outlets for draining water, and a water removal mechanism for removing water from the bottom of the inner wall of the box body 1 is also arranged in the box body 1; the water removing mechanism comprises a cleaning mechanism for cleaning the bottom of the inner wall of the box body 1 and a pushing mechanism for driving the cleaning mechanism to reciprocate left and right; the cleaning mechanism comprises a fixed rod 6, a dewatering plate 7, bristles 8 and a positioning block 9; a plurality of positioning rods 10 are symmetrically fixed on the front and back of the inner wall of the box body 1, and a plurality of cleaning mechanisms are arranged on the positioning rods 10 at equal intervals; a plurality of positioning blocks 9 matched with the positioning rods 10 one by one are symmetrically fixed on the water removing plate 7 of the cleaning mechanism, and the positioning blocks 9 are arranged on the positioning rods 10 in a sliding manner; the upper end of the water removing plate 7 is fixed with a fixed rod 6, and the lower end is equidistantly provided with a plurality of bristles 8 for cleaning the bottom of the inner wall of the box body 1; the brush bristles 8 are in contact with the bottom of the inner wall of the box body 1; the arrangement is that after the water outlets are formed in the bottom of the box body 1, most of water permeating into the box body 1 from the gap between the side door 3 and the box body 1 can be directly discharged from the water outlets, but a large amount of small raindrops can be attached to the bottom of the inner wall of the box body 1 due to the fact that certain surface tension exists in the water, the small raindrops can be attached to the bottom of the inner wall of the box body 1 under the condition that no external condition exists, the raindrops can become water vapor when the temperature is increased, then the raindrops are attached to the surface of an electric element, when rainwater attached to the surface of the electric element is accumulated to a certain degree, short circuit can be caused, in order to clear the small raindrops from the inside of the box body 1, the water removing plate 7 is driven to slide left and right along the positioning rod 10 through the pushing mechanism, and therefore the bristles 8 at the bottom of the water removing plate 7 are driven to slide at the bottom of the inner wall of the box body 1, and the small raindrops attached to, and discharged, and the bottom of the inner wall of the case 1 is cleaned by the brush bristles 8, so that dust attached to the bottom of the inner wall of the case 1 can be discharged at the same time.
The pushing mechanism comprises a pushing motor 11, a rotating shaft 12, an incomplete gear 13, a movable plate 14 and an L-shaped fixed rod 15; the pushing motor 11 is fixed on the inner wall of the box body 1, and a rotating end of the pushing motor is fixed with a rotating shaft 12; an incomplete gear 13 is fixed on the rotating shaft 12, and the incomplete gear 13 is rotatably arranged in an opening of the movable plate 14; the opening of the movable plate 14 is provided with a rack matched with the movable plate; when the teeth at one end of the incomplete gear 13 are separated from the rack at one end of the opening of the movable plate 14, the teeth at the other end of the incomplete gear 13 are just contacted with the rack at the other end of the opening of the movable plate 14; the bottom of the movable plate 14 is symmetrically fixed with L-shaped fixing rods 15, and the bottom of the L-shaped fixing rods 15 is equidistantly fixed with a plurality of fixing rods 6. So configured, when the pushing motor 11 works, the incomplete gear 13 is driven to rotate by the rotating shaft 12, so as to drive the movable plate 14 to reciprocate left and right, and thus the plurality of fixing rods 6 are driven to reciprocate left and right by the L-shaped fixing rods 15.
In order to make the movable plate 14 more stable in the moving process, a plurality of limiting rods 17 are symmetrically fixed on both sides of the movable plate 14, and the limiting rods 17 on both sides respectively slide through the limiting plates 16 fixed on both sides inside the box body 1; this arrangement enables the movable plate 14 to move only left and right during movement, and thus not to be separated from the incomplete gear 13.
After being cleaned by the cleaning mechanism, part of water still remains in the box body 1, the part of water is changed into water vapor and then moves upwards, and in order to discharge the water, a plurality of through holes for discharging water are formed in the bottom of the box body 1; in order to prevent external rainwater from entering the box body 1 from a through hole at the top of the box body 1 and attaching to the electrical component, an inner arc-shaped baffle plate 24 is fixed in the box body 1 above the electrical component installation position 5, the front side and the rear side of the inner arc-shaped baffle plate 24 are attached to the inner wall of the box body 1, and the left side and the right side are fixed in the box body 1 through a plurality of arc-shaped rods 25 for drainage; with this arrangement, it is possible to facilitate the discharge of the water in the gaseous state and also to prevent the water entering from the through hole above the case 1 from adhering to the surface of the electric component.
In order to facilitate the control of the work of the pushing motor 11 and prevent the pushing motor from working in a sunny day, so as to cause the waste of electric quantity, a control device for controlling the work of the pushing motor 11 is also arranged in the box body 1; a humidity sensor 23 for sensing the humidity condition inside the box body 1 is arranged below the inner arc-shaped baffle plate 24, and the humidity sensor 23 is electrically connected with the control device; the control device is Siemens PLCS 7-300; set up like this, humidity transducer 23 real-time detection box 1 inside air's humidity condition, when the external world is rainy, box 1's inside air humidity can rise, and until reaching humidity transducer 23's setting value after, humidity transducer 23 sends a signal to controlling means, and controlling means receives this signal after control push motor 11 begins work.
The working principle of the embodiment is as follows: after a plurality of water outlets are formed in the bottom of the box body 1, most of water permeating into the box body 1 from a gap between the side door 3 and the box body 1 can be directly discharged from the water outlets, but because certain surface tension exists in the water, a large amount of small raindrops can be attached to the bottom of the inner wall of the box body 1, the small raindrops can be attached to the bottom of the inner wall of the box body 1 under the condition of no external condition, when the temperature is increased, the raindrops can become water vapor and then are attached to the surface of an electrical element, when the rainwater attached to the surface of the electrical element is accumulated to a certain degree, short circuit can be caused, in order to remove the small raindrops from the inside of the box body 1, when the pushing motor 11 works, the incomplete gear 13 is driven to rotate through the rotating shaft 12, so that the movable plate 14 is driven to reciprocate left and right, and then the plurality of fixing rods 6 are driven to reciprocate left and, thereby drive except that water board 7 and slide along locating lever 10 horizontal slip to drive a plurality of brush hairs 8 of 7 bottoms of water board and slide in 1 inner wall bottom of box, thereby make the dribble attached to 1 inner wall bottom of box transport in the drain by brush hair 8, and be discharged, and clear up the inner wall bottom of box 1 through brush hair 8, thereby can make the dust attached to 1 inner wall bottom of box also discharged simultaneously.
Example 2
The embodiment is further improved on the basis of the embodiment 1, and the improvement is as follows: in order to keep the inside of the box body 1 dry, air blowing mechanisms for keeping the inside dry are arranged on the left side and the right side of the inner wall of the box body 1; the blower mechanism comprises a blower motor 18, a fan blade rotating shaft 19, a fan blade 20, a belt 21 and a heating block 22; a blower motor 18 is fixed on one side of the inner wall of the box body 1, and one end of the blower motor 18 is connected with a fan blade rotating shaft 19 which is rotatably arranged on the inner wall of the box body 1 through a belt 21; the number of the fan blade rotating shafts 19 is multiple, and two adjacent fan blade rotating shafts 19 are connected through a belt 21; the fan blade rotating shafts 19 are respectively provided with fan blades 20, and a heating block 22 for heating is fixed on the inner wall of the box body 1 positioned in the middle of the fan blade rotating shafts 19; the heating block 22 and the blower motor 18 are electrically connected with the control device; with this arrangement, when the control device controls the heating block 22 and the blower motor 18 to operate, the inside of the cabinet 1 is filled with hot air, so that evaporation of water droplets can be accelerated.
In order to prevent the inner wall of the box body 1 from dripping to the fan blade rotating shaft 19 and the fan blade 20 at the bottom and scatter water drops to the electric elements, an arc-shaped plate 26 for preventing raindrops from sliding to the air blowing mechanism is fixed on the inner wall of the box body 1 above the air blowing mechanism.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. An outdoor rainproof electric energy metering box comprises a box body (1), an arc-shaped rain baffle (2), a side door (3), a handle (4) and an electric element mounting part (5); the box body (1) is fixed on a wall body, and an arc-shaped rain baffle (2) for keeping off rain is fixed at the upper end of the box body; a side door (3) convenient to open is arranged on the front side of the box body (1), and a handle (4) is arranged on the side door (3); an electric element mounting part (5) for mounting electric elements is arranged in the box body (1);
the water-saving box is characterized in that a plurality of water outlets for draining water are formed in the bottom of the box body (1), and a water removing mechanism for removing water from the bottom of the inner wall of the box body (1) is further arranged in the box body (1); the water removing mechanism comprises a cleaning mechanism for cleaning the bottom of the inner wall of the box body (1) and a pushing mechanism for driving the cleaning mechanism to reciprocate left and right; the cleaning mechanism comprises a fixed rod (6), a dewatering plate (7), bristles (8) and a positioning block (9); a plurality of positioning rods (10) are symmetrically fixed on the front and back of the inner wall of the box body (1), and a plurality of cleaning mechanisms are distributed on the positioning rods (10) at equal intervals; a plurality of positioning blocks (9) which are matched with the positioning rods (10) one by one are symmetrically fixed on a water removing plate (7) of the cleaning mechanism, and the positioning blocks (9) are arranged on the positioning rods (10) in a sliding manner; the upper end of the water removing plate (7) is fixed with a fixed rod (6), and the lower end of the water removing plate is equidistantly provided with a plurality of bristles (8) for cleaning the bottom of the inner wall of the box body (1); the brush bristles (8) are in contact with the bottom of the inner wall of the box body (1).
2. The outdoor rainproof electric energy metering box according to claim 1, wherein the pushing mechanism comprises a pushing motor (11), a rotating shaft (12), an incomplete gear (13), a movable plate (14) and an L-shaped fixed rod (15); the pushing motor (11) is fixed on the inner wall of the box body (1), and a rotating end of the pushing motor is fixed with a rotating shaft (12); an incomplete gear (13) is fixed on the rotating shaft (12), and the incomplete gear (13) is rotatably arranged in an opening of the movable plate (14); the opening of the movable plate (14) is provided with a rack matched with the movable plate; when the teeth at one end of the incomplete gear (13) are separated from the rack at one end of the opening of the movable plate (14), the teeth at the other end of the incomplete gear (13) are just contacted with the rack at the other end of the opening of the movable plate (14); l-shaped fixing rods (15) are symmetrically fixed at the bottom of the movable plate (14), and a plurality of fixing rods (6) are equidistantly fixed at the bottom of the L-shaped fixing rods (15).
3. The outdoor rainproof electric energy metering box according to claim 2, wherein a plurality of limiting rods (17) are symmetrically fixed on two sides of the movable plate (14), and the limiting rods (17) on two sides respectively slide through the limiting plates (16) fixed on two sides inside the box body (1).
4. The outdoor rainproof electric energy metering box according to claim 3, wherein a plurality of through holes for draining water are formed in the bottom of the box body (1); the inner arc-shaped baffle (24) is fixed in the box body (1) above the electric element installation position (5), the front side and the rear side of the inner arc-shaped baffle (24) are attached to the inner wall of the box body (1), and the left side and the right side of the inner arc-shaped baffle are fixed in the box body (1) through a plurality of arc-shaped rods (25) for drainage.
5. The outdoor rainproof electric energy metering box according to claim 4, wherein a control device for controlling the work of the pushing motor (11) is further arranged in the box body (1); a humidity sensor (23) used for sensing the humidity condition in the box body (1) is arranged below the inner arc-shaped baffle (24), and the humidity sensor (23) is electrically connected with the control device; the control device is Siemens PLCS 7-300.
6. The outdoor rainproof electric energy metering box according to claim 5, wherein blowing mechanisms for keeping dryness are arranged on the left side and the right side of the inner wall of the box body (1); the air blowing mechanism comprises an air blowing motor (18), a fan blade rotating shaft (19), fan blades (20), a belt (21) and a heating block (22); a blower motor (18) is fixed on one side of the inner wall of the box body (1), and one end of the blower motor (18) is connected with a fan blade rotating shaft (19) which is rotatably arranged on the inner wall of the box body (1) through a belt (21); the number of the fan blade rotating shafts (19) is multiple, and two adjacent fan blade rotating shafts (19) are connected through a belt (21); the fan blade rotating shafts (19) are respectively provided with a fan blade (20), and a heating block (22) for heating is fixed on the inner wall of the box body (1) positioned in the middle of the fan blade rotating shafts (19); the heating block (22) and the blower motor (18) are electrically connected with the control device.
7. The outdoor rainproof electric energy metering box according to claim 6, wherein an arc-shaped plate (26) for preventing raindrops from sliding onto the air blowing mechanism is further fixed on the inner wall of the box body (1) above the air blowing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010829077.5A CN111983275A (en) | 2020-08-18 | 2020-08-18 | Outdoor rainproof electric energy metering box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010829077.5A CN111983275A (en) | 2020-08-18 | 2020-08-18 | Outdoor rainproof electric energy metering box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111983275A true CN111983275A (en) | 2020-11-24 |
Family
ID=73435522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010829077.5A Withdrawn CN111983275A (en) | 2020-08-18 | 2020-08-18 | Outdoor rainproof electric energy metering box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111983275A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114198992A (en) * | 2021-12-21 | 2022-03-18 | 国网浙江省电力有限公司营销服务中心 | A drying device for an electric energy metering box and a drying movement control method |
| CN116794366A (en) * | 2023-05-13 | 2023-09-22 | 杭州孔盛科技有限公司 | Electric energy metering box with anticreep function |
-
2020
- 2020-08-18 CN CN202010829077.5A patent/CN111983275A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114198992A (en) * | 2021-12-21 | 2022-03-18 | 国网浙江省电力有限公司营销服务中心 | A drying device for an electric energy metering box and a drying movement control method |
| CN116794366A (en) * | 2023-05-13 | 2023-09-22 | 杭州孔盛科技有限公司 | Electric energy metering box with anticreep function |
| CN116794366B (en) * | 2023-05-13 | 2023-12-19 | 杭州孔盛科技有限公司 | Electric energy metering box with anticreep function |
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Application publication date: 20201124 |
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