CN212749018U - High-voltage dry-type electric energy metering box - Google Patents
High-voltage dry-type electric energy metering box Download PDFInfo
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- CN212749018U CN212749018U CN202021470471.6U CN202021470471U CN212749018U CN 212749018 U CN212749018 U CN 212749018U CN 202021470471 U CN202021470471 U CN 202021470471U CN 212749018 U CN212749018 U CN 212749018U
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Abstract
The utility model discloses a high-voltage dry-type electric energy metering box, which comprises a metering device, a base fixed at the bottom of the metering device, a shell matched with the base, a ceiling fixed above the shell through a support column and a lightning protection unit; the base and the shell are movably connected to form a cavity for storing the metering device; the shell is provided with a visual window and a power connector, and one end of the power connector is connected with the metering device; the lightning protection unit comprises a lightning rod fixed above the ceiling, a grounding conduit and a connecting rod for connecting the bottom of the lightning rod and the grounding conduit, and the connecting rod is arranged in the ceiling and is in insulation connection with the ceiling. The utility model discloses a lightning-arrest unit can be fine return lightning-arrest, and then make the device can not receive the influence of thunder and lightning when thunderstorm weather. In addition, the high-voltage dry-type electric energy metering box is convenient to assemble and disassemble, convenient to maintain and wide in development prospect.
Description
Technical Field
The utility model relates to an electric power detects technical field, concretely relates to high pressure dry-type electric-energy metering box.
Background
The high-voltage meter is a high-voltage metering box, is a voltage and current combined transformer, is commonly called a high-voltage metering box with the combined transformer, and the existing high-voltage meter is mainly divided into two categories, namely: oil-immersed and dry high-voltage meters.
The existing dry-type electric energy metering device is integrated, so when the dry-type electric energy metering device is damaged, a maintenance person cannot conveniently detach and maintain the dry-type electric energy metering device, so that the maintenance person can maintain the dry-type electric energy metering device more laboriously, and meanwhile, the existing dry-type electric energy metering device is fixed at a higher place outdoors to be used, so that the existing dry-type electric energy metering device has great possibility of being hit by thunder and lightning during thunder strike, but the existing dry-type electric energy metering device is not provided with a lightning protection system.
Therefore, how to design a high-voltage dry-type electric energy metering device becomes a problem to be solved at present.
Disclosure of Invention
An object of the utility model is to provide a high pressure dry-type electric-energy metering box to solve the inconvenient maintenance of dismantling that provides in the above-mentioned background art and the problem that does not have the lightning protection system.
The utility model discloses a following technical scheme can realize:
a high-voltage dry-type electric energy metering box comprises a metering device, a base fixed at the bottom of the metering device, a shell matched with the base, a ceiling and a lightning protection unit, wherein the ceiling and the lightning protection unit are fixed above the shell through support columns; the base and the shell are movably connected to form a cavity for storing the metering device; the shell is provided with a visual window and a power connector, and one end of the power connector is connected with the metering device; the lightning protection unit comprises a lightning rod fixed above the ceiling, a grounding conduit and a connecting rod for connecting the bottom of the lightning rod and the grounding conduit, and the connecting rod is arranged in the ceiling and is in insulation connection with the ceiling.
Furthermore, a sealing ring for improving the connection sealing performance of the base and the shell is arranged at the joint of the base and the shell.
Further, the sealing ring is a first rubber ring.
Further, the base is connected with two sides of the shell through fixing bolts.
Furthermore, a sealing ring is arranged between the nut of the fixing bolt and the shell.
Furthermore, the sealing ring is a second rubber ring.
Further, the bottom of the base is provided with one or more fixing grooves for fixing the metering box.
Furthermore, the fixing groove is a fixing channel steel.
Furthermore, the bottom of lightning rod is equipped with the connector, and this connector passes through the connecting rod and is connected with ground connection pipe.
Furthermore, the joint of the power connector and the metering device is provided with an upper fixing block, a lower fixing block and a conductive spring for respectively pressing and connecting the upper fixing block and the lower fixing block to the bottom of the power connector and the metering device.
The utility model has the advantages that:
the utility model discloses a lightning-arrest unit can be fine return lightning-arrest, and then make the device can not receive the influence of thunder and lightning when thunderstorm weather. In addition, the high-voltage dry-type electric energy metering box is convenient to assemble and disassemble, convenient to maintain and wide in development prospect.
Drawings
FIG. 1 is a schematic view of the overall structure of the high-voltage dry-type electric energy metering box of the present invention;
FIG. 2 is a schematic diagram of the overall front sectional structure of the high-voltage dry-type electric energy metering box of the present invention;
FIG. 3 is an enlarged schematic structural view of the high-voltage dry-type electric energy metering box of the present invention at A;
FIG. 4 is an enlarged schematic structural view of the high-voltage dry-type electric energy metering box of the present invention at B;
wherein, 1, the device is whole, 101, the connector, 102, the connecting rod, 103, the insulating layer, 104, ground pipe, 2, the ceiling, 3, the lightning rod, 4, the support column, 5, the power connector, 6, the visual window, 7, the shell, 8, fixed channel-section steel, 9, go up the fixed block, 10, conductive spring, 11, lower fixed block, 12, metering device, 13, first rubber circle, 14, base, 15, fixing bolt, 16, second rubber circle.
Detailed Description
The following describes the essential contents of the present invention with reference to the drawings and examples.
As shown in FIG. 1, the high-voltage dry-type electric energy metering box comprises a metering device 12, a base 14 fixed at the bottom of the metering device 12, a shell 7 matched with the base 14, a ceiling 2 fixed above the shell 7 through a support column 4 and a lightning protection unit. The base 14 is provided at its bottom with one or more fixing slots for fixing the batch tank, wherein the fixing slots are preferably fixing channel bars 8.
The lightning protection unit comprises a lightning rod 3 fixed above the ceiling 2, a grounding guide pipe 104 and a connecting rod 102 connecting the bottom of the lightning rod 3 and the grounding guide pipe 104, wherein the connecting rod 102 is arranged in the ceiling 2 and is connected with the ceiling 2 in an insulating way. The bottom of the lightning rod 3 is provided with a connector 101, and the connector 101 is connected with a ground conduit 104 (shown in fig. 2) through a connecting rod 102. When lightning strikes the lightning rod 3 at the top end of the device body 1, the lightning rod 3 can deliver the lightning to the ground through the connecting head 101, the connecting rod 102 and the grounding conduit 104, and because the periphery of the connecting rod 102 is provided with the insulating layer 103, when the connecting rod 102 transmits the lightning, the lightning cannot affect the metering device 12 inside the housing 7 through the insulating layer 103. The whole device 1 can be well turned to the lightning through the lightning rod 3 at the top end, and then the whole device 1 cannot be influenced by lightning in thunderstorm weather.
The housing 7 is provided with a visual window 6, and a user can rapidly copy the reading of the metering device 12 through the visual window 6. The shell 7 is also provided with a power supply connector 5, and one end of the power supply connector 5 is connected with the metering device 12. Wherein, the connection between the power connector 5 and the metering device 12 is provided with an upper fixing block 9, a lower fixing block 11, and a conductive spring 10 (as shown in fig. 3) for respectively pressing and connecting the upper fixing block 9 and the lower fixing block 11 to the bottom of the power connector 5 and the metering device 12. The conductive spring 10, the upper fixing block 9 and the lower fixing block 11 are all made of conductive materials, the conductive spring 10 can be contacted with a contact of the metering device 12 more stably through the elastic force of the conductive spring 10, and the metering device 12 can be better connected with the power supply connector 5 through the conductive spring 10 through the arrangement.
The base 14 and the shell 7 are movably connected to form a cavity for storing the metering device 12, a first rubber ring 13 for improving the connection tightness between the base 14 and the shell 7 is arranged at the joint of the base 14 and the shell 7, two sides of the base 14 and the shell 7 are connected through a fixing bolt 15, and a second rubber ring 16 is arranged between the nut of the fixing bolt 15 and the shell 7 (as shown in fig. 4). When the user uses fixing bolt 15 to fix shell 7 and base 14, the user needs use instrument clockwise turning fixing bolt 15, will produce the extrusion to second rubber circle 16 after fixing bolt 15 down rotates to the certain degree, when second rubber circle 16 receives fixing bolt 15's extrusion effort, second rubber circle 16 will produce certain deformation, just can be fine fill up the gap between the fixed orifices of fixing bolt 15 and shell 7 both sides when second rubber circle 16 produces deformation, and then make fixing bolt 15 can be better fix shell 7 and base 14. In addition, when fixing bolt 15 is slowly screwed, first rubber ring 13 also can receive the outer wall pressure of base 14 to shell 7 bottom and produce corresponding deformation, just can be perfect when first rubber ring 13 produces deformation and fill the gap between base 14 and the shell 7 bottom outer wall to reach sealed effect. When the maintenance is dismantled to the whole 1 of user's needs to the device, the user can be through instrument anticlockwise rotation fixing bolt 15, make fixing bolt 15 from the slow upward removal of the inside bottom of base 14, after fixing bolt 15 breaks away from the inside bottom of base 14, the user just can upwards lift the periphery of shell 7 from metering device 12 through manual, after shell 7 breaks away from metering device 12, metering device 12 just appears in front of user's eyes, afterwards, the user just can maintain metering device 12, after the maintenance, the user sheathes metering device 12 with shell 7, sheathes the back in, the user just can reach the effect of fixed shell 7 and base 14 through clockwise rotation fixing bolt 15.
The utility model discloses a lightning-arrest unit can be fine return lightning-arrest, and then make the device can not receive the influence of thunder and lightning when thunderstorm weather. In addition, the high-voltage dry-type electric energy metering box is convenient to assemble and disassemble, convenient to maintain and wide in development prospect.
The purpose of the above-described embodiments is to specifically describe the material of the present invention, but those skilled in the art should understand that the protection scope of the present invention should not be limited to the specific embodiments.
Claims (10)
1. The utility model provides a high pressure dry-type electric energy batch meter, includes metering device, its characterized in that: the device also comprises a base fixed at the bottom of the metering device, a shell matched with the base, a ceiling and a lightning protection unit, wherein the ceiling and the lightning protection unit are fixed above the shell through support columns; the base and the shell are movably connected to form a cavity for storing the metering device; the shell is provided with a visual window and a power connector, and one end of the power connector is connected with the metering device; the lightning protection unit comprises a lightning rod fixed above the ceiling, a grounding conduit and a connecting rod for connecting the bottom of the lightning rod and the grounding conduit, and the connecting rod is arranged in the ceiling and is in insulation connection with the ceiling.
2. A dry-type high-voltage electric energy metering box as set forth in claim 1, wherein: and a sealing ring for increasing the connection sealing property of the base and the shell is arranged at the joint of the base and the shell.
3. A dry-type high-voltage electric energy metering box as set forth in claim 2, wherein: the sealing ring is a first rubber ring.
4. A dry-type high-voltage electric energy metering box as set forth in claim 1, wherein: the base is connected with the two sides of the shell through fixing bolts.
5. A dry-type high-voltage electric energy metering box as set forth in claim 4, wherein: and a sealing ring is arranged between the nut of the fixing bolt and the shell.
6. A dry-type high-voltage electric energy metering box as set forth in claim 5, wherein: the sealing ring is a second rubber ring.
7. A dry-type high-voltage electric energy metering box as set forth in claim 1, wherein: the bottom of the base is provided with one or more fixing grooves for fixing the metering box.
8. A dry-type high-voltage electric energy metering box as set forth in claim 7, wherein: the fixing grooves are fixing channel steel.
9. A dry-type high-voltage electric energy metering box as set forth in claim 1, wherein: the bottom of lightning rod is equipped with the connector, and this connector passes through the connecting rod to be connected with ground connection pipe.
10. A dry-type high-voltage electric energy metering box as set forth in claim 1, wherein: the power connector is provided with a power connector, a metering device and a conductive spring, wherein the power connector is connected with the metering device through the power connector, the metering device is provided with a lower fixing block, and the conductive spring is used for respectively pressing and connecting the upper fixing block and the lower fixing block to the bottom of the power connector and the metering device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021470471.6U CN212749018U (en) | 2020-07-23 | 2020-07-23 | High-voltage dry-type electric energy metering box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021470471.6U CN212749018U (en) | 2020-07-23 | 2020-07-23 | High-voltage dry-type electric energy metering box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212749018U true CN212749018U (en) | 2021-03-19 |
Family
ID=75022714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021470471.6U Active CN212749018U (en) | 2020-07-23 | 2020-07-23 | High-voltage dry-type electric energy metering box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212749018U (en) |
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2020
- 2020-07-23 CN CN202021470471.6U patent/CN212749018U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Address after: 210046 10 fairyland Road, Xianlin street, Qixia District, Nanjing, Jiangsu Patentee after: Guoneng Nanjing Electric Power Test Research Co.,Ltd. Address before: 210046 10 fairyland Road, Xianlin street, Qixia District, Nanjing, Jiangsu Patentee before: GUODIAN NANJING ELECTRIC POWER TEST RESEARCH Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |