CN216133806U - Five-prevention switching-on device with grounding wire for transformer substation - Google Patents
Five-prevention switching-on device with grounding wire for transformer substation Download PDFInfo
- Publication number
- CN216133806U CN216133806U CN202122634907.1U CN202122634907U CN216133806U CN 216133806 U CN216133806 U CN 216133806U CN 202122634907 U CN202122634907 U CN 202122634907U CN 216133806 U CN216133806 U CN 216133806U
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- Prior art keywords
- electric
- grounding wire
- mounting bracket
- push rod
- ring
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- Expired - Fee Related
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- 238000012544 monitoring process Methods 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 8
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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Abstract
The utility model discloses a switching-on device for preventing a grounding wire from being connected for five-prevention of a transformer substation, which comprises an electric brake, an electric control box and a grounding wire box, wherein a first electric push rod is arranged at the top end inside the electric brake, a gasket is arranged at the top end of the first electric push rod, the grounding wire box comprises a mounting frame, an electric wire connector is arranged at the top end of the mounting frame, a grounding wire connector is arranged at the bottom end inside the mounting frame, a pressure monitoring end is arranged outside the mounting frame, a connecting end is arranged at the top end of the grounding wire connector, the pressure monitoring end and the first electric push rod are respectively connected with the electric control box through wires, the top end of the first electric push rod is arranged corresponding to a hand-holding end inside the electric brake, the top ring can push the lining ring upwards when the grounding wire is connected, so that a pressure sensor measures data, the first electric push rod extends out from the electric control box at the moment, so that the electric brake can not be closed, therefore, the condition of closing with the grounding wire is avoided.
Description
Technical Field
The utility model relates to the technical field of transformer substation five-prevention, in particular to a device for preventing switching-on with a grounding wire for transformer substation five-prevention.
Background
The disconnecting switch with the ground wire is generally arranged after the overhaul work is finished and the equipment needs to be powered on, once the disconnecting switch on the bus side is closed, the disconnecting switch is electrified, the direct short circuit of the bus can be caused when the ground wire is not removed, if the disconnecting switch on the line side is not removed, once the line switch is closed, the three-phase short circuit can be caused, the most serious short circuit accident can be caused during the three-phase short circuit, if the disconnecting switch is high-voltage equipment, sparks can be generated to cause fire disasters, and the five-prevention closing device for preventing the grounding wire from being connected is provided for avoiding the condition of closing the equipment with the grounding wire.
SUMMERY OF THE UTILITY MODEL
In order to overcome not enough among the background art, the utility model discloses a transformer substation is five prevented with preventing taking the earth connection combined floodgate device can effectually prevent to appear taking the earth connection combined floodgate condition to the security of maintenance has been improved.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:
the utility model provides a transformer substation five prevent with preventing taking earth connection combined floodgate device, includes electric brake, automatically controlled box and earth connection box, electric putter one is installed on the inside top of electric brake, the gasket is installed on the top of electric putter one, the earth connection box includes the mounting bracket, the electric wire connector is installed on the top of mounting bracket, the earth connection head is installed to the inside bottom of mounting bracket, the outside of mounting bracket is provided with pressure monitoring end, the link is installed on the top of earth connection head, pressure monitoring end and electric putter one are connected with automatically controlled box through the wire respectively.
The top end of the electric push rod I is arranged corresponding to the hand-held end inside the electric brake.
The internally mounted of mounting bracket has the installation pipe, the position department that the bottom of wire connection head corresponds the installation pipe inner chamber installs even pole, the link is including installing the even electric seat on ground wire connector top, the bottom of even electric seat is passed through electric putter two and is connected with the inside bottom of mounting bracket, the externally mounted of even electric seat has the apical ring.
The pressure monitoring end comprises a pressure sensor arranged at the top end of the outer portion of the installation pipe, the bottom end of the pressure sensor is connected with a lining ring through a spring, and the lining ring and the top ring are arranged correspondingly.
The inner wall of the top ring is tangent to the outer wall of the mounting pipe.
Due to the adoption of the technical scheme, the utility model has the following beneficial effects:
according to the switching-on device for preventing the five-prevention grounding wire of the transformer substation, when the grounding wire is connected, the top ring pushes the lining ring upwards, so that the pressure sensor measures data, the electric control box stretches out the electric push rod at the moment, so that the switch cannot be closed, and the switching-on condition with the grounding wire is avoided.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a first cross-sectional view of the present invention;
FIG. 3 is a second cross-sectional view of the present invention;
1. an electric brake; 2. an electronic control box; 3. a ground wire box; 4. an electric push rod I; 5. a gasket; 6. a mounting frame; 7. a wire connector; 8. a ground wire connector; 9. a pressure monitoring end; 10. a connecting end; 11. installing a pipe; 12. connecting an electric pole; 13. mounting a plate; 14. a power connection seat; 15. a top ring; 16. a spring; 17. a pressure sensor; 18. a liner ring; 19. and a second electric push rod.
Detailed Description
The present invention will be explained in detail by the following examples, which are disclosed for the purpose of protecting all technical improvements within the scope of the present invention.
The transformer substation five-prevention closing device with the grounding wire comprises an electric brake 1, an electric control box 2 and a grounding wire box 3, wherein the top end of the inside of the electric brake 1 is provided with an electric push rod I4, the top end of the electric push rod I4 is provided with a gasket 5, the device is produced by the electric push rod I4, thereby preventing the closing of the switch 1, the earth box 3 comprises a mounting frame 6, the top end of the mounting frame 6 is provided with a wire connector 7, is connected with a live wire through a wire connector 7, the bottom end inside the mounting rack 6 is provided with a ground wire connector 8, is connected with the ground wire through a ground wire connector 8, a pressure monitoring end 9 is arranged outside the mounting rack 6, the pressure monitoring end 9 is used for detecting whether the inside of the ground wire box 3 is connected or not, the top end of the ground wire connector 8 is provided with a connecting end 10, the circuit is communicated through the connecting end 10, and the pressure monitoring end 9 and the electric push rod I4 are respectively connected with the electric control box 2 through leads.
The top end of the electric push rod 4 corresponds to the handheld end in the switch 1, and the handheld end of the switch 1 is prevented from resetting through the extension of the electric push rod 4, so that the condition of switching on with a grounding wire is prevented.
The internally mounted of mounting bracket 6 has installation pipe 11, the position department that the bottom of wire connection head 7 corresponds the installation pipe 11 inner chamber installs even pole 12, link 10 is including installing even electric seat 14 on 8 tops of ground wire connector, even the bottom of electric seat 14 is passed through two 19 of electric putter and is connected with the inside bottom of mounting bracket 6, the externally mounted of even electric seat 14 has thimble 15, control through the work to two 19 of electric putter, make even electric seat 14 and even pole 12 contact from this, carry out the intercommunication of earth connection from this.
The inner wall of the top ring 15 is tangent to the outer wall of the mounting pipe 11, so that the top ring 15 can smoothly contact with the lining ring 18.
Embodiment 1, a transformer substation five-prevention closing device with ground wire connection prevention, when in use, close switch 1 at the handheld end, then operate on electronic control box 2, thereby make electric putter two 19 stretch out, thereby make top ring 15 move up, thereby make top ring 15 cause ascending thrust to backing ring 18, spring 16 is compressed this moment, thereby make pressure sensor 17 measure data, electronic control box 2 at this moment makes electric putter one 4 stretch out, thereby prevent switch 1 from being closed, make electric putter two 19 retract through electronic control box 2 after the completion of overhaul, after connecting seat 14 and connecting rod 12 completely break away from, pressure sensor 17 is not measuring data, electronic control box 2 makes electric putter one 4 retract at this moment, thereby can close switch 1 through the handheld end.
While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (5)
1. The utility model provides a transformer substation five prevent with preventing take earth connection combined floodgate device, includes electric brake (1), automatically controlled box (2) and earth connection box (3), characterized by: electric putter (4) are installed on the inside top of electric brake (1), gasket (5) are installed on the top of electric putter (4), earth connection box (3) are including mounting bracket (6), electric wire connector (7) are installed on the top of mounting bracket (6), ground wire connector (8) are installed to the inside bottom of mounting bracket (6), the outside of mounting bracket (6) is provided with pressure monitoring end (9), link (10) are installed on the top of ground wire connector (8), pressure monitoring end (9) and electric putter (4) are connected with automatically controlled box (2) through the wire respectively.
2. The substation five-prevention closing device with the grounding wire as claimed in claim 1, wherein: the top end of the electric push rod I (4) is arranged corresponding to the hand holding end inside the electric brake (1).
3. The substation five-prevention closing device with the grounding wire as claimed in claim 1, wherein: the internally mounted of mounting bracket (6) has installation pipe (11), the position department that the bottom of wire connection head (7) corresponds installation pipe (11) inner chamber installs even pole (12), link (10) are including installing even electric seat (14) on ground wire connector (8) top, the bottom of even electric seat (14) is passed through electric putter two (19) and is connected with mounting bracket (6) inside bottom, the externally mounted of even electric seat (14) has apical ring (15).
4. The substation five-prevention closing device with the grounding wire as claimed in claim 3, wherein: the pressure monitoring end (9) comprises a pressure sensor (17) arranged at the top end of the outer portion of the mounting pipe (11), the bottom end of the pressure sensor (17) is connected with a lining ring (18) through a spring (16), and the lining ring (18) and the top ring (15) are arranged correspondingly.
5. The substation five-prevention closing device with the grounding wire as claimed in claim 3, wherein: the inner wall of the top ring (15) is tangent to the outer wall of the mounting pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122634907.1U CN216133806U (en) | 2021-11-01 | 2021-11-01 | Five-prevention switching-on device with grounding wire for transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122634907.1U CN216133806U (en) | 2021-11-01 | 2021-11-01 | Five-prevention switching-on device with grounding wire for transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216133806U true CN216133806U (en) | 2022-03-25 |
Family
ID=80773684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122634907.1U Expired - Fee Related CN216133806U (en) | 2021-11-01 | 2021-11-01 | Five-prevention switching-on device with grounding wire for transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216133806U (en) |
-
2021
- 2021-11-01 CN CN202122634907.1U patent/CN216133806U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220325 |