CN219936966U - Leakage tripping indicating structure of leakage protection circuit breaker - Google Patents
Leakage tripping indicating structure of leakage protection circuit breaker Download PDFInfo
- Publication number
- CN219936966U CN219936966U CN202321707966.XU CN202321707966U CN219936966U CN 219936966 U CN219936966 U CN 219936966U CN 202321707966 U CN202321707966 U CN 202321707966U CN 219936966 U CN219936966 U CN 219936966U
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- circuit breaker
- leakage
- protection circuit
- indicating
- leakage protection
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- 210000004907 gland Anatomy 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model relates to a leakage tripping indicating structure of a leakage protection circuit breaker, which comprises a circuit breaker middle cover, wherein a tripping device is arranged on the circuit breaker middle cover, a knob cover is arranged on the outer sides of the circuit breaker middle cover and the tripping device, a tripping rod is arranged in the tripping device and is connected with one end of a color indicating rod, the other end of the color indicating rod slides in the knob cover, a transparent window is arranged on the knob cover, and an indicating block is arranged on the circuit breaker middle cover and positioned on the inner side of the transparent window. The utility model has simple structure and small occupied space; when the leakage protection circuit breaker performs tripping protection action due to the leakage fault of the circuit equipment, a clear 'leakage fault' tripping indication function can be provided, so that operation and maintenance personnel can conveniently identify and judge the leakage protection circuit breaker, and serious electricity utilization accidents caused by misjudgment are avoided.
Description
Technical Field
The utility model belongs to the technical field of circuit breakers, and relates to a leakage tripping indicating structure of a leakage protection circuit breaker.
Background
The leakage protection circuit breaker is a switching device which can be used for switching on, carrying and breaking current under normal circuit conditions, and also can be used for switching on, carrying for a certain time and breaking current under specified abnormal conditions (such as overload and short circuit), and when the value of the leakage current (the electric shock current of a human body or the leakage current of a circuit to the ground) generated by line equipment exceeds the residual leakage current action value designed by the leakage protection circuit breaker, the leakage protection function of the leakage protection circuit breaker is triggered to break the circuit.
When the leakage protection circuit breaker does not have a leakage tripping indication structure, operation and maintenance personnel cannot intuitively identify whether the circuit breaker is in a tripping state caused by leakage faults of circuit equipment, so that whether the leakage faults exist in the circuit equipment cannot be accurately judged.
Disclosure of Invention
The utility model aims to provide a leakage tripping indicating structure of a leakage protection circuit breaker, which can provide a clear 'leakage fault' tripping indicating function, is convenient for operation and maintenance personnel to identify and judge, and avoids serious power utilization accidents caused by misjudgment.
According to the technical scheme provided by the utility model: the utility model provides a leakage protection circuit breaker's electric leakage dropout indication structure, includes the circuit breaker middle cover, covers the installation release in the circuit breaker, and lid and release outside are equipped with the knob lid in the circuit breaker, install the release in the release, and color indication pole one end is connected to the release, and the color indication pole other end slides in the knob lid, is equipped with transparent window on the knob is covered, and the instruction piece is installed and is covered in the circuit breaker, and is located transparent window inboard.
As a further improvement of the utility model, the release and the middle cover are fastened by screws.
As a further improvement of the utility model, the tripping rod is clamped with the color indication rod.
As a further improvement of the utility model, the connecting end of the color indication rod is an elastic hole with a deformation groove, the connecting end of the tripping rod is a connecting column, the connecting column is positioned in the elastic hole, and the elastic hole wraps the connecting column.
As a further improvement of the utility model, the middle cover of the circuit breaker is connected with the knob cover by adopting clamping and positioning and bolts.
As a further improvement of the utility model, a knob cover mounting groove is arranged in the middle cover of the circuit breaker, an upper clamping block is arranged at the upper part of the knob cover, a lower clamping block is arranged at the lower part of the knob cover, and an upper inclined plane and a lower inclined plane are respectively arranged on the upper clamping block and the lower clamping block.
As a further improvement of the utility model, the knob cover is provided with an indication rod chute.
As a further improvement of the utility model, the transparent window is positioned outside the indicator rod chute.
As a further improvement of the utility model, a gland is arranged outside the release and the color indication rod.
As a further improvement of the utility model, the indicator block is yellow and the color indicator bar is black.
The utility model has the positive progress effects that:
the utility model has simple structure and small occupied space; when the leakage protection circuit breaker performs tripping protection action due to the leakage fault of the circuit equipment, a clear 'leakage fault' tripping indication function can be provided, so that operation and maintenance personnel can conveniently identify and judge the leakage protection circuit breaker, and serious electricity utilization accidents caused by misjudgment are avoided.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the structure of the utility model with the gland and knob cover removed.
Fig. 3 is a schematic structural view of the knob cover of the present utility model.
In fig. 1-3, the device comprises a gland 1, a color indicating rod 2, a transparent window 3, a release 4, a release rod 4-1, a breaker middle cover 5, a knob cover 6, an indicating block 8 and the like.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein. Furthermore, the terms "include" and "have," and the like, mean that other content not already listed may be "included" and "provided" in addition to those already listed in "include" and "provided; for example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements not expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Due to the drawing angle problem, some parts may not be drawn, but the positions and connection relations of the parts may be understood according to the text expression part.
As shown in fig. 1-2, the utility model discloses a leakage tripping indicating structure of a leakage protection circuit breaker, which comprises a circuit breaker middle cover 5, wherein a release 4 is arranged on the circuit breaker middle cover 5, the circuit breaker middle cover 5 and the outer side of the release 4 are provided with a knob cover 6, a release rod 4-1 is arranged in the release 4, the release rod 4-1 is connected with one end of a color indicating rod 2, the other end of the color indicating rod 2 slides in the knob cover 6, a transparent window 3 is arranged on the knob cover 6, and an indicating block 8 is arranged on the circuit breaker middle cover 5 and positioned at the inner side of the transparent window 3.
The release 4 is fastened with the middle cover 5 through screws.
CN202123255836 and CN201220748794 both disclose a release in which the release lever 4-1 is rotatably mounted.
The trip rod 4-1 is in clamping connection with the color indication rod 2, the connecting end of the color indication rod 2 is an elastic hole with a deformation groove, the connecting end of the trip rod 4-1 is a connecting column, the connecting column is located in the elastic hole, and the elastic hole wraps the connecting column.
The middle cover 5 of the circuit breaker is connected with the knob cover 6 by adopting clamping positioning and bolts, a knob cover mounting groove is formed in the middle cover 5 of the circuit breaker, as shown in fig. 3, an upper clamping block 6-1 is arranged on the upper portion of the knob cover 6, a lower clamping block 6-2 is arranged on the lower portion of the knob cover 6, and an upper inclined plane and a lower inclined plane are respectively arranged on the upper clamping block 6-1 and the lower clamping block 6-2, so that the knob cover mounting groove is conveniently clamped in. After the two are clamped and positioned, the two are connected through bolts.
The knob cover 6 is provided with an indication rod chute 6-3 for sliding the lower end of the color indication rod 2, and the transparent window 3 is positioned outside the indication rod chute 6-3.
In order to prevent dust, a gland 1 is arranged outside the release 4 and the color indicator rod 2.
The indicator block 8 is yellow and the color indicator bar 2 is black.
The working process of the utility model is as follows:
when the circuit breaker is in tripping protection due to the leakage fault of the circuit equipment, the tripping rod 4-1 rotates upwards, the color indication rod 2 connected with the tripping rod slides upwards, the color indication rod 2 moves out of the transparent window 3, the transparent window 3 displays the yellow color of the indication block 8, and an operation and maintenance person can quickly identify that the circuit breaker is in the leakage fault protection state through the transparent window 3; when operation and maintenance personnel re-fasten and break the circuit breaker, the tripping rod 4-1 rotates downwards, the color indication rod 2 connected with the tripping rod rotates downwards, the lower end of the color indication rod 2 slides between the color indication block 8 and the transparent window 3 to block the yellow indication block 8, and the transparent window 3 displays the black color of the indication rod 2, as shown in fig. 2.
It is to be understood that the above embodiments are merely illustrative of the application of the principles of the present utility model, but not in limitation thereof. Various modifications and improvements may be made by those skilled in the art without departing from the spirit and substance of the utility model, and are also considered to be within the scope of the utility model.
Claims (10)
1. The utility model provides a leakage protection circuit breaker's electric leakage dropout instruction structure, a serial communication port, including circuit breaker well lid (5), install release (4) in circuit breaker well lid (5), lid (5) and release (4) outside are equipped with knob lid (6) in the circuit breaker, install release (4-1) in release (4), color indication pole (2) one end is connected to release (4-1), color indication pole (2) other end slides in knob lid (6), be equipped with transparent window (3) on knob lid (6), instruct piece (8) to install on circuit breaker well lid (5), and be located transparent window (3) inboard.
2. The earth leakage trip indicating structure of the earth leakage protection circuit breaker according to claim 1, characterized in that the trip unit (4) is fastened to the middle cover (5) by screws.
3. The leakage trip indicating structure of the leakage protection circuit breaker according to claim 1, wherein the trip bar (4-1) is clamped with the color indicating bar (2).
4. The leakage trip indicating structure of the leakage protection circuit breaker according to claim 3, wherein the connection end of the color indicating rod (2) is an elastic hole with a deformation groove, the connection end of the trip rod (4-1) is a connecting column, the connecting column is positioned in the elastic hole, and the elastic hole wraps the connecting column.
5. The leakage trip indicating structure of the leakage protection circuit breaker according to claim 1, wherein the circuit breaker middle cover (5) and the knob cover (6) are connected by adopting clamping positioning and bolts.
6. The earth leakage trip indicating structure of the earth leakage protection circuit breaker according to claim 5, characterized in that a knob cover mounting groove is arranged in the circuit breaker middle cover (5), an upper clamping block (6-1) is arranged on the upper portion of the knob cover (6), a lower clamping block (6-2) is arranged on the lower portion of the knob cover (6), and an upper inclined plane and a lower inclined plane are respectively arranged on the upper clamping block (6-1) and the lower clamping block (6-2).
7. The earth leakage trip indicating structure of the earth leakage protection circuit breaker according to claim 1, characterized in that the knob cover (6) is provided with an indicating rod chute (6-3).
8. The earth leakage trip indicating structure of the earth leakage protection circuit breaker according to claim 7, characterized in that the transparent window (3) is located outside the indicating rod chute (6-3).
9. The leakage trip indicating structure of the leakage protection circuit breaker according to claim 1, wherein a gland (1) is installed outside the trip unit (4) and the color indicating rod (2).
10. The earth leakage trip indicating structure of the earth leakage protection circuit breaker according to claim 1, characterized in that the indicating block (8) is yellow and the color indicating rod (2) is black.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321707966.XU CN219936966U (en) | 2023-06-30 | 2023-06-30 | Leakage tripping indicating structure of leakage protection circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321707966.XU CN219936966U (en) | 2023-06-30 | 2023-06-30 | Leakage tripping indicating structure of leakage protection circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219936966U true CN219936966U (en) | 2023-10-31 |
Family
ID=88498925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321707966.XU Active CN219936966U (en) | 2023-06-30 | 2023-06-30 | Leakage tripping indicating structure of leakage protection circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219936966U (en) |
-
2023
- 2023-06-30 CN CN202321707966.XU patent/CN219936966U/en active Active
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