CN210111457U - Structure for mounting sleeve on high-voltage switch - Google Patents
Structure for mounting sleeve on high-voltage switch Download PDFInfo
- Publication number
- CN210111457U CN210111457U CN201920573353.9U CN201920573353U CN210111457U CN 210111457 U CN210111457 U CN 210111457U CN 201920573353 U CN201920573353 U CN 201920573353U CN 210111457 U CN210111457 U CN 210111457U
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- bushing
- grounding switch
- sleeve
- porcelain
- circuit breaker
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Abstract
The utility model discloses a bushing installation is in high tension switch's structure, its characterized in that: the three-station isolating and grounding switch comprises a bus three-station isolating and grounding switch, a first current transformer, a high-voltage circuit breaker, a second current transformer, a circuit three-station isolating and grounding switch and a sleeve assembling assembly which are sequentially connected; the three-station isolation grounding switch of the line is also connected with the line grounding switch and the lightning arrester, and the high-voltage circuit breaker is connected with the circuit breaker operating mechanism; the sleeve assembling component consists of a porcelain sleeve, a sleeve conducting rod, a conductor, a sleeve shell and an insulator. The middle phase magnetic sleeve in the design is vertically upward, and compared with the sleeve assembly used at the present stage, the sleeve assembly has the advantages of simple structure, convenience in installation, low cost, high ground insulation distance, safety, reliability and the like, and has the advantages of being simple in structure, convenient to install, safe and reliableThe cost performance is high, and the problem of large occupied area of the transformer substation is solved. The design is mainly applied to 110kV SF6And (5) designing the high voltage of the electric appliance.
Description
Technical Field
The utility model belongs to SF6The technical field of electrical appliance bushing design relates to a bushing structure installed on a high-voltage switch.
Background
At present, SF of 110kV6The electrical appliance casing assembly adopts horizontal installation (the casing is connected with a branch bus and a shell thereof, a support rod and a three-way pipe), and has complex structure and inconvenient installationThe method has the defects of high convenience, high cost, low ground insulation distance, poor safety and reliability, large occupied area and the like, so the improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a remedy prior art not enough, provide a simple structure, the security is high, the bushing installation of being convenient for assembly in high tension switchgear's structure.
The utility model discloses a realize through following technical scheme:
the utility model discloses a bushing installation is in high tension switch's structure, its characterized in that: the three-station isolating and grounding switch comprises a bus three-station isolating and grounding switch, a first current transformer, a high-voltage circuit breaker, a second current transformer, a circuit three-station isolating and grounding switch and a sleeve assembling assembly which are sequentially connected; the three-station isolation grounding switch of the line is also connected with the line grounding switch and the lightning arrester, and the high-voltage circuit breaker is connected with the circuit breaker operating mechanism;
the bushing assembly component comprises a bushing shell, a porcelain bushing, a conductor and a bushing conducting rod, the upper portion of the bushing shell is connected with the three-phase porcelain bushing, the lower end of the bushing shell is provided with an insulator, the three-phase conductor is installed inside the bushing shell, the conductor is connected with the bushing conducting rod in the porcelain bushing, and the upper end of the bushing conducting rod is connected with a wiring terminal.
The three-station isolation grounding switch of the circuit is arranged at the upper end of the lightning arrester, and the sleeve assembling component is arranged above the three-station isolation grounding switch of the circuit.
In the sleeve pipe assembly subassembly, well looks porcelain sleeve pipe is vertical upwards, and other double-phase porcelain sleeve pipe is located well porcelain sleeve pipe's both sides respectively to the both sides slope, the two inclination is the same, and three-phase porcelain sleeve pipe is located the coplanar.
The bus three-station isolation grounding switch is connected with the three-phase common-box bus.
The high-voltage circuit breaker and the lightning arrester are installed on the base, and the control cubicle is further installed on the base and plays a role in control.
The beneficial effects of the utility model are that, well magnetism sleeve pipe is vertical upwards, and this sleeve pipe assembly structure compares rather than current stage sleeve pipe assembly, has advantages such as simple structure, simple to operate, with low costs, high, safe and reliable of ground insulation distanceThe transformer substation has high cost performance, and the problem of large occupied area of the transformer substation is solved. The design is mainly applied to 110kV SF6And (5) designing the high voltage of the electric appliance.
Drawings
Fig. 1 is a front view of the bushing assembly of the present invention installed on a high voltage switch. Fig. 2 is a left side view of the novel bushing assembly of the present design, and fig. 3 is a front view of fig. 2.
In the figure: 1-control cubicle, 2-bus three-station isolation grounding switch, 3-current transformer, 4-high-voltage circuit breaker, 5-current transformer, 6-line three-station isolation grounding switch, 7-line grounding switch, 8-lightning arrester, 9-bushing assembly, 10-high-voltage circuit breaker, 11-three-phase common-box bus, 12-base, 13-porcelain bushing, 14-bushing shell, 15-insulator, 16-conductor, 17-bushing conducting rod, 18-wiring terminal and 19-middle-phase porcelain bushing.
Detailed Description
The attached drawing is a concrete embodiment of the utility model.
The utility model discloses a structure of sleeve pipe installation in high-voltage switch, including the three station isolation earthing switch 2 of generating line, current transformer one 3, high-voltage circuit breaker 10, current transformer two 5, three station isolation earthing switch 6 of circuit, sleeve pipe assembly subassembly 9 that connect gradually; the three-station isolation grounding switch 6 of the line is also connected with the grounding switch 7 of the line and the lightning arrester 8, and the high-voltage circuit breaker 10 is connected with the circuit breaker operating mechanism 4;
the bushing assembly component 9 comprises a bushing shell 14, a porcelain bushing 13, a conductor 16 and a bushing conducting rod 17, the upper portion of the bushing shell is connected with the three-phase porcelain bushing, the lower end of the bushing shell is provided with an insulator 15, the three-phase conductor is installed inside the bushing shell, the conductor is connected with the bushing conducting rod in the porcelain bushing, and the upper end of the bushing conducting rod is connected with a wiring terminal 18.
The three-station isolation grounding switch 6 of the circuit is arranged at the upper end of the lightning arrester 8, and the sleeve assembling component 9 is arranged above the three-station isolation grounding switch 6 of the circuit.
In the sleeve assembling component 9, the middle phase porcelain sleeve 19 is vertically upward, the other two phase porcelain sleeves are respectively positioned at two sides of the middle phase porcelain sleeve and incline to two sides, the two inclination angles are the same, and the three phase porcelain sleeves are positioned on the same plane.
The bus three-station isolation grounding switch 2 is connected with a three-phase common box bus 11.
The high-voltage circuit breaker 10 and the lightning arrester 8 are arranged on a base 12, and a control cubicle 1 is also arranged on the base.
The control cabinet is internally provided with a state monitoring device which can collect parameters such as voltage, current, power, atmospheric pressure, temperature and humidity, the state monitoring device is connected with various monitoring sensors, such as temperature sensors, humidity sensors, barometers, voltage and current electrical parameter instruments, and whether monitoring equipment normally operates or not.
The utility model discloses in, well magnetic sleeve is vertical upwards, and this sleeve pipe assembly structure compares rather than current stage sleeve pipe assembly, has advantages such as simple structure, simple to operate, with low costs, insulating distance height, safe and reliable to ground, has high price/performance ratio, has solved the big problem of transformer substation's area. The design is mainly applied to 110kV SF6And (5) designing the high voltage of the electric appliance.
Claims (5)
1. The utility model provides a sleeve pipe is installed in high tension switchgear's structure which characterized in that: the three-station isolating and grounding switch comprises a bus three-station isolating and grounding switch, a first current transformer, a high-voltage circuit breaker, a second current transformer, a circuit three-station isolating and grounding switch and a sleeve assembling assembly which are sequentially connected; the three-station isolation grounding switch of the line is also connected with the line grounding switch and the lightning arrester, and the high-voltage circuit breaker is connected with the circuit breaker operating mechanism;
the bushing assembly component comprises a bushing shell, a porcelain bushing, a conductor and a bushing conducting rod, the upper portion of the bushing shell is connected with the three-phase porcelain bushing, the lower end of the bushing shell is provided with an insulator, the three-phase conductor is installed inside the bushing shell, the conductor is connected with the bushing conducting rod in the porcelain bushing, and the upper end of the bushing conducting rod is connected with a wiring terminal.
2. The bushing-mounted high voltage switch structure of claim 1, wherein: the three-station isolation grounding switch of the circuit is arranged at the upper end of the lightning arrester, and the sleeve assembling component is arranged above the three-station isolation grounding switch of the circuit.
3. The bushing-mounted high voltage switch structure according to claim 1 or 2, wherein: in the sleeve pipe assembly subassembly, well looks porcelain sleeve pipe is vertical upwards, and other double-phase porcelain sleeve pipe is located well porcelain sleeve pipe's both sides respectively to the both sides slope, the two inclination is the same, and three-phase porcelain sleeve pipe is located the coplanar.
4. The bushing-mounted high voltage switch structure according to claim 1 or 2, wherein: the bus three-station isolation grounding switch is connected with the three-phase common-box bus.
5. The bushing-mounted high voltage switch structure according to claim 1 or 2, wherein: the high-voltage circuit breaker and the lightning arrester are installed on the base, and the control cubicle is further installed on the base and plays a role in control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920573353.9U CN210111457U (en) | 2019-04-25 | 2019-04-25 | Structure for mounting sleeve on high-voltage switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920573353.9U CN210111457U (en) | 2019-04-25 | 2019-04-25 | Structure for mounting sleeve on high-voltage switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210111457U true CN210111457U (en) | 2020-02-21 |
Family
ID=69538166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920573353.9U Active CN210111457U (en) | 2019-04-25 | 2019-04-25 | Structure for mounting sleeve on high-voltage switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210111457U (en) |
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2019
- 2019-04-25 CN CN201920573353.9U patent/CN210111457U/en active Active
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