CN214043515U - External accurate definite value adjusting device of distribution lines high pressure vacuum circuit breaker - Google Patents
External accurate definite value adjusting device of distribution lines high pressure vacuum circuit breaker Download PDFInfo
- Publication number
- CN214043515U CN214043515U CN202023177906.0U CN202023177906U CN214043515U CN 214043515 U CN214043515 U CN 214043515U CN 202023177906 U CN202023177906 U CN 202023177906U CN 214043515 U CN214043515 U CN 214043515U
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- CN
- China
- Prior art keywords
- circuit breaker
- adjusting device
- breaker body
- vacuum circuit
- value adjusting
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- Expired - Fee Related
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Abstract
The utility model relates to an external accurate definite value adjusting device of distribution lines high pressure vacuum circuit breaker, its technical scheme is: the upper surface of bottom plate is provided with damping device, damping device's top is provided with the circuit breaker body, the upper surface of circuit breaker body is provided with three-phase utmost point post, the surface of three-phase utmost point post is provided with the terminal, the one end of terminal is provided with spacing dish, one side of three-phase utmost point post is provided with detection device, the surface of bottom plate both sides is provided with fixing device. The control box can be installed at the position of two meters of the breaker body, so that the control box can be conveniently and accurately adjusted according to load change at any time, parameters transmitted by the detection device are converted through the A/D converter, and then an adjusting instruction is sent to the breaker through the controller, so that the protection fixed value of the breaker is matched with the line load current, and an effective and reliable stepped action mode is formed between the current fixed value and the time fixed value of the relay protection of the transformer substation.
Description
Technical Field
The utility model belongs to the technical field of the circuit breaker, in particular to external accurate definite value adjusting device of distribution lines high pressure vacuum circuit breaker.
Background
Vacuum circuit breaker is famous for its arc extinguishing medium and the insulating medium in contact clearance after the arc extinction all are the high vacuum, it has small, light in weight, be applicable to frequent operation, the arc extinction need not overhaul the advantage, it is comparatively popular to use in the distribution network, outdoor high-pressure vacuum circuit breaker is installed in a large number to current oil field distribution network, mainly be applied to the circuit middle section as the tie switch, and be applied to important branch line as the branch line switch, can conveniently carry out the switching operation as tie switch and branch line switch, change the circuit running mode, but another important effect of switch does not can be fine play a role, when taking place overload and short-circuit fault in the distribution network, the branch switch of fault point anterior segment or tie switch are very few actions, can lead to the transformer substation's switching action often, the trouble that the branch line takes place can lead to the whole line to have a power failure.
If the branch switch contact switch can accurately act, the power failure range can be greatly reduced, the line fault positioning range can also be greatly reduced, the inspection time is reduced, the power failure time is further reduced, and in order to solve the problems, the external accurate fixed value adjusting device for the distribution line high-voltage vacuum circuit breaker is provided.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides an external accurate definite value adjusting device of distribution lines high pressure vacuum circuit breaker has solved when taking place overload and short-circuit fault in the distribution network, but the branch switch of fault point anterior segment or the problem of contact switch action very few.
In order to achieve the above object, the utility model provides a following technical scheme: distribution lines high-pressure vacuum circuit breaker joins in marriage external accurate definite value adjusting device, comprising a base plate, the upper surface of bottom plate is provided with damping device, damping device's top is provided with the circuit breaker body, the upper surface of circuit breaker body is provided with three-phase utmost point post, the surface of three-phase utmost point post is provided with the terminal, the one end of terminal is provided with spacing dish, one side of three-phase utmost point post is provided with detection device, the surface of bottom plate both sides is provided with fixing device, the bottom of circuit breaker body is provided with control scheme, control scheme passes the bottom plate and is connected with the control box, the inside of control box is provided with adjusting device, the pilot groove has been seted up on the surface of circuit breaker body, the inside of pilot groove is provided with the energy storage pointer, one side of energy storage pointer is provided with the deciliter pointer.
Preferably, the damping device comprises a shock absorber, and a damping spring is arranged on the outer side of the shock absorber.
Preferably, the detection device includes a current sensor, a mounting base is disposed at the bottom of the current sensor, a circuit is disposed on a side surface of the current sensor, and the circuit is connected to the circuit.
Preferably, fixing device includes the fixed plate, the side surface of fixed plate is provided with the connecting plate, the spread groove has all been seted up on the surface of circuit breaker body both sides, the size laminating of spread groove and connecting plate.
Preferably, the adjusting device comprises a controller, and the upper surface of the controller is connected with an A/D converter through a line.
Compared with the prior art, the beneficial effects of the utility model are that: the control box can be installed at the position of two meters of the breaker body, so that the control box can be conveniently and accurately adjusted according to load change at any time, parameters transmitted by the detection device are converted through the A/D converter, and then an adjusting instruction is sent to the breaker through the controller, so that the protection fixed value of the breaker is matched with the line load current, and an effective and reliable stepped action mode is formed between the current fixed value and the time fixed value of the relay protection of the transformer substation.
Drawings
FIG. 1 is a three-dimensional structure of the present invention;
fig. 2 is a perspective sectional view of the present invention.
In the figure: 1, a bottom plate; 2, fixing a plate; 3, connecting grooves; 4, connecting plates; 5a circuit breaker body; 6, a three-phase pole; 7, a binding post; 8, a limiting disc; 9 a current sensor; 10 a control box; 11 a control circuit; 12 a damping spring; 13 shock absorbers; 14 a controller; 15A/D converter; 16 an energy storage pointer; 17 denotes a groove; 18 dividing and combining the indicating needle.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Specifically, damping device contains bumper 13, and the outside of bumper 13 is provided with damping spring 12, and in the use of circuit breaker, can produce some and rock, and this can influence the normal work of circuit breaker, can reduce the vibration through damping spring 12 this moment to through bumper 13 with damping spring 12's resilience restriction in one to two.
Specifically, detection device includes current sensor 9, current sensor 9's bottom is provided with the installation base, current sensor 9's side surface is provided with the circuit, and circuit connection, for the matching nature of vacuum circuit breaker protection parameter setting and electric substation relay protection parameter setting in the electric wire way, make it reach good cascaded protection state, effectively reduce the accident scope, the less number of shut-down wells that causes because of the fault, shut-down time, reduce the fault and cause economic loss, improve the power supply reliability, can come the parameter of electric current in the detection circuitry through current sensor 9 and transmit the parameter for adjusting device through control scheme 11.
Specifically, fixing device includes fixed plate 2, and the side surface of fixed plate 2 is provided with connecting plate 4, and spread groove 3 has all been seted up on the surface of 5 both sides of circuit breaker body, and spread groove 3 and the big or small laminating of connecting plate 4 can be connected into spread groove 3 and make circuit breaker body 5 fix on fixed plate 2 through connecting plate 4 when needs are fixed with circuit breaker body 5, have guaranteed the stability of circuit breaker body 5 for its better work that carries on.
Specifically, adjusting device includes controller 14, the upper surface of controller 14 has A/D converter 15 through the line connection, control box 10 mountable is in 5 two meters departments of circuit breaker body, the convenience carries out accurate adjustment according to the load change at any time, then change the parameter that detection device transmitted through A/D converter 15, then send the regulation instruction for the circuit breaker through controller 14, make circuit breaker protection definite value and line load current phase-match, form effective reliable cascaded mode of action between the current definite value and the definite value with the relay protection of transformer substation.
The utility model discloses a theory of operation and use flow: the utility model discloses after having installed, use connecting plate 4 to connect into spread groove 3 earlier and make circuit breaker body 5 fix on fixed plate 2, damping spring 12 reduces the vibration again, and come the resilience restriction of damping spring 12 to one to twice through shock absorber 13, then use detection device to test the parameter of in-circuit electric current and transmit for adjusting device, carry out analysis parameter and adjust circuit breaker's protection definite value through adjusting device at last, all consumer all supply power through external power source in this device.
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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 an external accurate definite value adjusting device of distribution lines high pressure vacuum circuit breaker, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is provided with a damping device, a breaker body (5) is arranged above the damping device, the upper surface of the breaker body (5) is provided with a three-phase pole (6), the surface of the three-phase pole (6) is provided with a binding post (7), one end of the binding post (7) is provided with a limiting disc (8), one side of the three-phase pole (6) is provided with a detection device, the surfaces of the two sides of the bottom plate (1) are provided with a fixing device, the bottom of the breaker body (5) is provided with a control circuit (11), the control circuit (11) penetrates through the bottom plate (1) to be connected with a control box (10), the inside of the control box (10) is provided with an adjusting device, the surface of the breaker body (5) is provided with an indicating groove (17), and the inside of the indicating groove (17) is provided with an energy storage indicating needle (16), and a split-joint indicating needle (18) is arranged on one side of the energy storage indicating needle (16).
2. The external accurate fixed value adjusting device of distribution line high-voltage vacuum circuit breaker of claim 1, characterized in that: the damping device comprises a shock absorber (13), and a damping spring (12) is arranged on the outer side of the shock absorber (13).
3. The external accurate fixed value adjusting device of distribution line high-voltage vacuum circuit breaker of claim 1, characterized in that: the detection device comprises a current sensor (9), wherein an installation base is arranged at the bottom of the current sensor (9), a circuit is arranged on the side surface of the current sensor (9), and the circuit is connected with the circuit.
4. The external accurate fixed value adjusting device of distribution line high-voltage vacuum circuit breaker of claim 1, characterized in that: fixing device includes fixed plate (2), the side surface of fixed plate (2) is provided with connecting plate (4), spread groove (3) have all been seted up on the surface of circuit breaker body (5) both sides, spread groove (3) are laminated with the size of connecting plate (4).
5. The external accurate fixed value adjusting device of distribution line high-voltage vacuum circuit breaker of claim 1, characterized in that: the adjusting device comprises a controller (14), and the upper surface of the controller (14) is connected with an A/D converter (15) through a line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023177906.0U CN214043515U (en) | 2020-12-25 | 2020-12-25 | External accurate definite value adjusting device of distribution lines high pressure vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023177906.0U CN214043515U (en) | 2020-12-25 | 2020-12-25 | External accurate definite value adjusting device of distribution lines high pressure vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214043515U true CN214043515U (en) | 2021-08-24 |
Family
ID=77342322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023177906.0U Expired - Fee Related CN214043515U (en) | 2020-12-25 | 2020-12-25 | External accurate definite value adjusting device of distribution lines high pressure vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214043515U (en) |
-
2020
- 2020-12-25 CN CN202023177906.0U patent/CN214043515U/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: 20210824 Termination date: 20211225 |