CN215768730U - Fireproof and heat-insulation three-phase electric energy meter - Google Patents
Fireproof and heat-insulation three-phase electric energy meter Download PDFInfo
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- CN215768730U CN215768730U CN202122307559.7U CN202122307559U CN215768730U CN 215768730 U CN215768730 U CN 215768730U CN 202122307559 U CN202122307559 U CN 202122307559U CN 215768730 U CN215768730 U CN 215768730U
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Abstract
The utility model discloses a fireproof heat-insulation three-phase electric energy meter which comprises an electric energy meter main body, wherein a metering display screen is arranged on the electric energy meter main body, a dustproof device is arranged between two sides of the electric energy meter main body close to the metering display screen and comprises a first fixed column, a second fixed column and a third fixed column which are symmetrically distributed, a top plate is arranged between the tops of the first fixed columns, a dustproof plate is arranged between the other ends of the first fixed columns far away from the electric energy meter main body, two sides of one end of the dustproof plate are respectively and vertically provided with a movable column, a connecting hole matched with the movable column for use is formed in the end part of the first fixed column, and a locking plate is arranged between the other ends of the second fixed column and the third fixed column far away from the electric energy meter main body. According to the utility model, through the dustproof device, the phenomenon that a large number of cracks appear after the counter display screen is used for a long time can be effectively avoided, the phenomenon that dust enters and is accumulated is effectively avoided, and the reading convenience is improved.
Description
Technical Field
The utility model relates to the technical field of electric energy meters, in particular to a fireproof and heat-insulating three-phase electric energy meter.
Background
An electric energy meter is an instrument for measuring electric energy, also called watt-hour meter, fire meter, kilowatt-hour meter, and refers to instruments for measuring various electric quantities. When using a power meter, it is noted that the power meter can be directly connected to the circuit for measurement at low voltage (not more than 500 volts) and low current (tens of amperes). Under the condition of high voltage or large current, the electric energy meter cannot be directly connected with a circuit and needs to be matched with a voltage transformer or a current transformer for use.
However, the existing fireproof and heat-insulating three-phase electric energy meter has the following problems in the use process: because current three-phase electric energy meter exposes in the air for a long time, protective housing department on the meter degree display screen can ftracture and be infected with the dust easily, leads to influencing numerical value and reads. For this reason, a corresponding technical scheme needs to be designed to solve the existing technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a fireproof heat-insulation three-phase electric energy meter, which solves the technical problems that the reading of numerical values is influenced because a protective shell on a metering display screen is cracked and easily polluted by dust when the conventional three-phase electric energy meter is exposed in the air for a long time, improves the reading convenience and meets the actual use requirements.
In order to achieve the purpose, the utility model provides the following technical scheme: the electric energy meter comprises an electric energy meter main body, a meter degree display screen is arranged on the electric energy meter main body, a dustproof device is arranged between two sides of the electric energy meter main body close to the meter degree display screen, the dustproof device comprises a first fixing column, a second fixing column and a third fixing column which are symmetrically distributed, a top plate is arranged between the tops of the first fixing columns, a dustproof plate is arranged between the other ends of the first fixing columns far away from the electric energy meter main body, movable columns are perpendicularly arranged on two sides of one end of the dustproof plate, a connecting hole used by being matched with the movable columns is formed in the end portion of the first fixing column, a locking plate is arranged between the other ends of the second fixing column and the third fixing column far away from the electric energy meter main body, and a telescopic column is arranged between one end of the locking plate and the end portion of the third fixing column.
As a preferred embodiment of the present invention, the electric energy meter main body is provided with a plurality of fixing bolts, a plurality of wire terminals are installed in the bottom of the electric energy meter main body, and the housing of the electric energy meter main body is made of a fireproof material.
As a preferred embodiment of the present invention, the first fixing column is located at two sides of the electric energy meter main body close to the top, and is connected by a bolt, and the top plate is provided with a magnetic block on a side facing the dust-proof plate.
As a preferred embodiment of the present invention, the dust-proof plate is provided with a magnetic strip used in cooperation with the magnetic block on the other side away from the electric energy meter main body, the dust-proof plate is provided with a sealing layer on the side facing the electric energy meter main body, and the movable column is located in the connecting hole.
As a preferred embodiment of the present invention, the second fixing column and the third fixing column are on the same horizontal line, and a groove body used in cooperation with the locking plate is formed on the second fixing column.
Compared with the prior art, the utility model has the following beneficial effects:
through dust keeper, can effectually avoid the meter degree display screen to appear the crack and pile up more dust, move the dust guard to the electric energy meter main part, on removing the locking plate and taking the second fixed column, fix the position of dust guard, and then can effectually avoid the phenomenon that a large amount of cracks appear after the meter degree display screen receives the wind to blow the sun for a long time and pile up the phenomenon of more dust, when the numerical value is looked over to needs, with the locking plate remove from the second fixed column, and be connected the magnetic path on magnetic stripe on the dust guard and the roof, and then can be convenient read numerical value, and simultaneously, the dust guard can avoid the unclear phenomenon of seeing that the sun directly penetrates to lead to, the convenience of reading has been improved, thereby the problem of influence numerical value reading has been solved.
Drawings
FIG. 1 is an overall schematic view of the present invention;
FIG. 2 is a view showing the construction of the dust-proof apparatus according to the present invention;
FIG. 3 is a view of the construction of the movable post of the present invention;
fig. 4 is a structural view of the locking plate of the present invention.
In the drawing, an electric energy meter main body-1, a fixing bolt-2, a dustproof device-3, a metering display screen-4, a top plate-5, a dustproof plate-6, a magnetic strip-7, a second fixing column-8, a sealing layer-9, a first fixing column-10, a connecting hole-11, a magnetic block-12, a locking plate-13, a telescopic column-14, a third fixing column-15 and a movable column-16.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a fireproof and heat-insulating three-phase electric energy meter comprises: the electric energy meter comprises an electric energy meter main body 1, a metering display screen 4 is arranged on the electric energy meter main body 1, a dustproof device 3 is arranged between two sides of the electric energy meter main body 1 close to the metering display screen 4, the dustproof device 3 comprises two first fixed columns 10, a second fixed column 8 and a third fixed column 15 which are symmetrically distributed, a top plate 5 is arranged between the tops of the first fixed columns 10, a dustproof plate 6 is arranged between the other ends of the first fixed columns 10 far away from the electric energy meter main body 1, movable columns 16 are vertically arranged on two sides of one end of each dustproof plate 6, a connecting hole 11 matched with each movable column 16 is formed in the end portion of each first fixed column 10, a locking plate 13 is arranged between the other ends of the second fixed columns 8 and the third fixed columns 15 far away from the electric energy meter main body 1, a telescopic column 14 is arranged between one end of each locking plate 13 and the end portion of each third fixed column 15, a plurality of fixing bolts 2 are arranged on the electric energy meter main body 1, the bottom of the electric energy meter main body 1 is internally provided with a plurality of electric wire terminals, the shell of the electric energy meter main body 1 is made of fireproof materials, the first fixing columns 10 are positioned at two sides of the electric energy meter main body 1 close to the top and are connected through bolts, the top plate 5 is provided with magnetic blocks 12 at one side facing the dustproof plate 6, the dustproof plate 6 is provided with magnetic strips 7 used by matching the magnetic blocks 12 at the other side far away from the electric energy meter main body 1, the dustproof plate 6 is provided with a sealing layer 9 at one side facing the electric energy meter main body 1, the movable columns 16 are positioned in the connecting holes 11, the second fixing columns 8 and the third fixing columns 15 are positioned on the same horizontal line, the second fixing columns 8 are provided with groove bodies used by matching the locking plates 13, and through the dustproof device 3, the phenomenon that a large amount of crackles appear after can effectually avoiding meter degree display screen 4 to use for a long time, and the effectual dust of having avoided gets into accumulational phenomenon, has improved the convenience of reading.
When in use: according to the utility model, the dust-proof plate 6 is moved to the electric energy meter main body 1, then the locking plate 13 is moved to be carried on the second fixing column 8, and the position of the dust-proof plate 6 is fixed, so that the phenomenon that a large amount of dust is accumulated due to the phenomenon that the metering display screen 4 is cracked after being exposed to wind and sun for a long time can be effectively avoided, when the numerical value needs to be checked, the locking plate 13 is moved away from the second fixing column 8, the magnetic strip 7 on the dust-proof plate 6 is connected with the magnetic block 12 on the top plate, so that the numerical value can be conveniently and directly read, meanwhile, the dust-proof plate 6 can avoid the phenomenon that the sun cannot see clearly, and the convenience in reading is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a thermal-insulated three-phase electric energy meter of fire prevention which characterized in that: the electric energy meter comprises an electric energy meter main body (1), a meter degree display screen (4) is arranged on the electric energy meter main body (1), a dustproof device (3) is arranged between two sides of the electric energy meter main body (1) close to the meter degree display screen (4), the dustproof device (3) comprises two first fixed columns (10), a second fixed column (8) and a third fixed column (15) which are symmetrically distributed, a top plate (5) is arranged between the tops of the first fixed columns (10), a dustproof plate (6) is arranged between the other ends of the first fixed columns (10) far away from the electric energy meter main body (1), movable columns (16) are vertically arranged on two sides of one end of the dustproof plate (6), a connecting hole (11) matched with the movable column (16) for use is formed in the end portion of the first fixed column (10), and a locking plate (13) is arranged between the other ends of the second fixed column (8) and the third fixed column (15) far away from the electric energy meter main body (1), and a telescopic column (14) is arranged between one end of the locking plate (13) and the end part of the third fixing column (15).
2. The fireproof and heat-insulation three-phase electric energy meter according to claim 1, characterized in that: the electric energy meter is characterized in that a plurality of fixing bolts (2) are arranged on the electric energy meter main body (1), a plurality of wire terminals are arranged in the bottom of the electric energy meter main body (1), and a shell of the electric energy meter main body (1) is made of fireproof materials.
3. The fireproof and heat-insulation three-phase electric energy meter according to claim 2, characterized in that: the first fixing column (10) is located on two sides, close to the top, of the electric energy meter main body (1) and connected through bolts, and the magnetic block (12) is arranged on one side, facing the dust guard (6), of the top plate (5).
4. The fireproof and heat-insulation three-phase electric energy meter according to claim 3, characterized in that: the dustproof plate (6) is provided with magnetic strips (7) used by matching with the magnetic blocks (12) on the other side far away from the electric energy meter main body (1), the dustproof plate (6) is provided with a sealing layer (9) on one side facing the electric energy meter main body (1), and the movable columns (16) are located in the connecting holes (11).
5. The fireproof and heat-insulation three-phase electric energy meter according to claim 1, characterized in that: the second fixing column (8) and the third fixing column (15) are located on the same horizontal line, and a groove body matched with the locking plate (13) for use is formed in the second fixing column (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122307559.7U CN215768730U (en) | 2021-09-23 | 2021-09-23 | Fireproof and heat-insulation three-phase electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122307559.7U CN215768730U (en) | 2021-09-23 | 2021-09-23 | Fireproof and heat-insulation three-phase electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215768730U true CN215768730U (en) | 2022-02-08 |
Family
ID=80090228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122307559.7U Active CN215768730U (en) | 2021-09-23 | 2021-09-23 | Fireproof and heat-insulation three-phase electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215768730U (en) |
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2021
- 2021-09-23 CN CN202122307559.7U patent/CN215768730U/en active Active
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