CN208860888U - A kind of novel passive ac high-voltage plug-in voltage sensor - Google Patents
A kind of novel passive ac high-voltage plug-in voltage sensor Download PDFInfo
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- CN208860888U CN208860888U CN201821523367.1U CN201821523367U CN208860888U CN 208860888 U CN208860888 U CN 208860888U CN 201821523367 U CN201821523367 U CN 201821523367U CN 208860888 U CN208860888 U CN 208860888U
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- plug
- outer housing
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Abstract
The utility model discloses a kind of novel passive ac high-voltage plug-in voltage sensors, it is plugged on high-voltage plug including high-tension terminal, high-voltage plug, high voltage connections, high-voltage arm connector, sensor high-voltage arm, sensor outer housing, sensing head fixed plate, sensor output signal line and sensor outlet air plug, high-tension terminal；High-voltage plug, high voltage connections, high-voltage arm connector and sensor high-voltage arm are sequentially connected from top to bottom；Sensor high-voltage arm is cast in sensor outer housing by first insulating part；Sensing head fixed plate is mounted on the upper end opening of the sensor outer housing；The outside of high-tension terminal is cast with the second insulating part, and the outside of high voltage connections is cast with third insulating part, the 4th insulating part is provided between the second insulating part and third insulating part.The novel passive ac high-voltage plug-in voltage sensor of the utility model, it is small in size, secondary connection is not needed, it is easy to install and use, reduce cost.
Description
Technical field
The utility model relates to a kind of novel passive ac high-voltage plug-in voltage sensors.
Background technique
The characteristics of conventional electromagnetic formula voltage transformer and disadvantage: currently, ac high voltage sensor mostly uses electromagnetic type electric
Press mutual inductor or electronic type voltage transformer.The shortcomings that electromagnetic potential transformer of routine, is embodied in:
(1) volume is big, and installation is inconvenient, and cost is very high；
(2) cored in, have the shortcomings that ferromagnetic saturation；
(3) there are wiring errors to lead to potential faults: if to easily lead to electromagnetic potential transformer quick-fried for secondary connection short circuit
It is fried.
The shortcomings that current electronic type voltage transformer, is embodied in:
(1) secondary treatment plate is seperated with once-cast body, is not easy to install, and needs that installation is separately configured to secondary treatment plate
Position；
(2) second part and secondary treatment plate are connected using optical cable, cost is high, and optical cable is vulnerable part, and replacement is inconvenient.
Utility model content
The purpose of the utility model is to overcome the defects of the prior art, provide a kind of novel passive ac high-voltage plug-in electricity
Pressure sensor, it is small in size, secondary connection is not needed, it is easy to install and use, cost is reduced, shell is zero potential.
Realizing the technical solution of above-mentioned purpose is: a kind of novel passive ac high-voltage plug-in voltage sensor is mounted on
Switchgear or ring network cabinet shell, the voltage sensor include high-tension terminal, high-voltage plug, high voltage connections, high-voltage arm connection
Part, sensor high-voltage arm, sensor outer housing, sensing head fixed plate, sensor output signal line and sensor outlet air plug,
In:
The high-tension terminal is plugged on the high-voltage plug；
The high-voltage plug, high voltage connections, high-voltage arm connector and sensor high-voltage arm are sequentially connected from top to bottom；
The sensor outer housing is in the shell structure of upper end opening, and the sensor high-voltage arm passes through first insulating part
It is cast in the sensor outer housing；
The sensing head fixed plate is mounted on the upper end opening of the sensor outer housing, and the high voltage connections pass through described
Sensing head fixed plate；
The outside of the high-tension terminal is cast with the second insulating part, and the outside of the high voltage connections is cast with third insulation
Part is provided with the 4th insulating part between second insulating part and third insulating part；
The sensor outlet air plug is arranged on the side wall of the sensor outer housing；
One end of the sensor output signal line is connected with the sensor high-voltage arm, and the other end passes through the sensor
Outlet air plug leads to the outside of the sensor outer housing；
Sensor mounting hole is offered on the switchgear or ring network cabinet shell, the voltage sensor is plugged on the biography
In sensor mounting hole, and the sensor mounting hole is between second insulating part and sensing head fixed plate, and described second
Insulating part is fixed together by several fixing pieces and the switchgear or ring network cabinet shell, and second insulating part with it is described
Sealing ring is provided between switchgear or ring network cabinet shell.
A kind of above-mentioned novel passive ac high-voltage plug-in voltage sensor, wherein the sensor output signal line
Sensor signal handle box is external to be improved.
Above-mentioned a kind of novel passive ac high-voltage plug-in voltage sensor, wherein second insulating part and third
Hard insulation is respectively adopted in insulating part, and the third insulating part uses soft insulating insulating materials.
Above-mentioned a kind of novel passive ac high-voltage plug-in voltage sensor, wherein the sensing head fixed plate passes through
Several fixing pieces are fixed together with the switchgear or ring network cabinet shell.
Above-mentioned a kind of novel passive ac high-voltage plug-in voltage sensor, wherein the sensor outer housing is zero electricity
Position, the sensor outer housing and the switchgear or ring network cabinet shell equipotential.
The novel passive ac high-voltage plug-in voltage sensor of the utility model, has the advantage that
(1) sensor outer housing is grounded, and is zero potential, safety；
(2) small in size, it is easily installed；
(3) sensor is fixed on the cabinet bodies such as ring network cabinet, and aperture is small, does not need to do big change to existing structure；
(4) plug-in is installed, convenient for assembly in disassembly.
Detailed description of the invention
Fig. 1 is the External breakoff structure chart of the novel passive ac high-voltage plug-in voltage sensor of the utility model；
Fig. 2 is the sectional view of the novel passive ac high-voltage plug-in voltage sensor of the utility model.
Specific embodiment
In order to make those skilled in the art be better understood when the technical solution of the utility model, below with reference to attached
Its specific embodiment is described in detail in figure:
Please refer to Fig. 1 and Fig. 2, the most preferred embodiment of the utility model, a kind of novel passive ac high-voltage plug-in voltage
Sensor, including high-tension terminal 1, high-voltage plug 2, high voltage connections 3, high-voltage arm connector 12, sensor high-voltage arm 11, sensing
Device shell 8, sensing head fixed plate 15, sensor output signal line 13 and sensor outlet air plug 9.The voltage sensor is mounted on
Switchgear or ring network cabinet shell 7.
High-tension terminal 1 is plugged on high-voltage plug 2, high-voltage plug 2, high voltage connections 3, high-voltage arm connector 12 and sensing
Device high-voltage arm 11 is sequentially connected from top to bottom；Sensor outer housing 8 is in the shell structure of upper end opening, and sensor high-voltage arm 11 passes through
First insulating part 10 is cast in sensor outer housing 8；Sensing head fixed plate 15 is mounted on the upper end opening of sensor outer housing 8, high
Connector 3 is pressed to pass through sensing head fixed plate 15；The outside of high-tension terminal 1 is cast with the second insulating part 4, high voltage connections 3 it is outer
Portion is cast with third insulating part 14, and the 4th insulating part 5, the second insulation are provided between the second insulating part 4 and third insulating part 14
Hard insulation is respectively adopted in part 4 and third insulating part 14, and third insulating part 5 uses soft insulating insulating materials, and third is exhausted
Edge part 5 takes into account the effect of insulation and sealing.
Sensor outlet air plug 9 is arranged on the side wall of sensor outer housing 8；One end of sensor output signal line 13 and biography
Sensor high-voltage arm 11 is connected, and the other end passes through sensor outlet air plug 9 and leads to the outside of sensor outer housing 8, and is connected to biography
Sensor signal handle box is improved.
Sensor mounting hole is offered on switchgear or ring network cabinet shell 7, voltage sensor is plugged on sensor mounting hole
It is interior, and sensor mounting hole is between the second insulating part 4 and sensing head fixed plate 15, sensing head fixed plate 15 and switchgear or
Ring network cabinet shell 7 is connected by fixing piece 6, and the second insulating part 4 passes through several fixing pieces 6 and switchgear or ring network cabinet shell 6
It is fixed together, and is provided with sealing ring 16 between the second insulating part 4 and switchgear or ring network cabinet shell 6.
The novel passive ac high-voltage plug-in voltage sensor of the utility model, when processing, first by sensor outer housing 8 in
Sensing head fixed plate 15 is existing to be fixed on one, then carries out the casting of the first insulating part 10；And be poured outside high-tension terminal 1
Second insulating part 4 is fixed on switchgear or ring network cabinet shell 7 by fixing piece 6, and is sealed by sealing ring 16, then pass through
Fixing piece 6 is fixed with sensor outer housing 8.
Switchgear or ring network cabinet shell 7 are the zero point position of ground connection, pass through the second insulation with high voltage electrical body high-tension terminal 1
What part 4 insulated, the second insulating part 4 be hard insulation, the 4th insulating part 5 be soft insulating material take into account insulation and it is close
The effect of envelope, third insulating part 14 are hard insulation, and high voltage connections 3 are integrally cast in inside, sensor high-voltage arm
11 pass sequentially through high-voltage arm connector 12, high voltage connections 3 and high-voltage plug 2, high-tension terminal 1 is ultimately connected to height after being connected
Voltage；Sensor high-voltage arm 11 by 10 integrated casting of the first insulating part in sensor outer housing 8, and the electricity of the utility model
The output of pressure sensor is drawn by sensor output signal line 13 and sensor outlet air plug 9.Sensor outer housing 8 is zero electricity
Position, sensor outer housing 8 and 7 equipotential of switchgear or ring network cabinet shell.
The novel passive ac high-voltage plug-in voltage sensor of the utility model, when in use, high voltage signal is from height
It presses socket 1 to introduce, is connected by high-voltage plug 2, high voltage connections 3 and high-voltage arm connector 12 with sensor high-voltage arm 11,
Sensor output signal line 13 is drawn by sensor outlet air plug 9, is connected to sensor signal handle box and is improved.
In conclusion the novel passive ac high-voltage plug-in voltage sensor of the utility model, small in size, two are not needed
Secondary wiring, it is easy to install and use, reduce cost.
Those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate that this is practical new
Type, and be not used as the restriction to the utility model, as long as in the spirit of the utility model, to the above
Variation, the modification of embodiment will all be fallen in the Claims scope of the utility model.
Claims (5)
1. a kind of novel passive ac high-voltage plug-in voltage sensor, is mounted on switchgear or ring network cabinet shell, feature exist
In, the voltage sensor include high-tension terminal, high-voltage plug, high voltage connections, high-voltage arm connector, sensor high-voltage arm,
Sensor outer housing, sensing head fixed plate, sensor output signal line and sensor outlet air plug, in which:
The high-tension terminal is plugged on the high-voltage plug；
The high-voltage plug, high voltage connections, high-voltage arm connector and sensor high-voltage arm are sequentially connected from top to bottom；
The sensor outer housing is in the shell structure of upper end opening, and the sensor high-voltage arm is cast in institute by the first insulating part
It states in sensor outer housing；
The sensing head fixed plate is mounted on the upper end opening of the sensor outer housing, and the high voltage connections pass through the sensing
Head fixed plate；
The outside of the high-tension terminal is cast with the second insulating part, and the outside of the high voltage connections is cast with third insulating part,
The 4th insulating part is provided between second insulating part and third insulating part；
The sensor outlet air plug is arranged on the side wall of the sensor outer housing；
One end of the sensor output signal line is connected with the sensor high-voltage arm, and the other end passes through the sensor outlet
Air plug leads to the outside of the sensor outer housing；
Sensor mounting hole is offered on the switchgear or ring network cabinet shell, the voltage sensor is plugged on the sensor
In mounting hole, and the sensor mounting hole, between second insulating part and sensing head fixed plate, described second insulate
Part is fixed together by several fixing pieces and the switchgear or ring network cabinet shell, and second insulating part and the switch
Sealing ring is provided between cabinet or ring network cabinet shell.
2. a kind of novel passive ac high-voltage plug-in voltage sensor according to claim 1, which is characterized in that described
Sensor output signal line is external to sensor signal handle box and is improved.
3. a kind of novel passive ac high-voltage plug-in voltage sensor according to claim 1, which is characterized in that described
Hard insulation is respectively adopted in second insulating part and third insulating part, and the third insulating part uses soft insulating insulation material
Material.
4. a kind of novel passive ac high-voltage plug-in voltage sensor according to claim 1, which is characterized in that described
Sensing head fixed plate is fixed together by several fixing pieces and the switchgear or ring network cabinet shell.
5. a kind of novel passive ac high-voltage plug-in voltage sensor according to claim 1, which is characterized in that described
Sensor outer housing is zero potential, the sensor outer housing and the switchgear or ring network cabinet shell equipotential.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821523367.1U CN208860888U (en) | 2018-09-18 | 2018-09-18 | A kind of novel passive ac high-voltage plug-in voltage sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821523367.1U CN208860888U (en) | 2018-09-18 | 2018-09-18 | A kind of novel passive ac high-voltage plug-in voltage sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208860888U true CN208860888U (en) | 2019-05-14 |
Family
ID=66418225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821523367.1U Active CN208860888U (en) | 2018-09-18 | 2018-09-18 | A kind of novel passive ac high-voltage plug-in voltage sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208860888U (en) |
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2018
- 2018-09-18 CN CN201821523367.1U patent/CN208860888U/en active Active
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