CN113884872A - Device for detecting current short circuit release - Google Patents
Device for detecting current short circuit release Download PDFInfo
- Publication number
- CN113884872A CN113884872A CN202111149304.0A CN202111149304A CN113884872A CN 113884872 A CN113884872 A CN 113884872A CN 202111149304 A CN202111149304 A CN 202111149304A CN 113884872 A CN113884872 A CN 113884872A
- Authority
- CN
- China
- Prior art keywords
- conduction piece
- release
- piece
- conduction
- tripper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 239000004020 conductor Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Breakers (AREA)
Abstract
The invention relates to a device for detecting a current short circuit release, which is characterized by comprising a first conduction piece, a second conduction piece and a release, wherein a push rod is arranged in the release, one end of the first conduction piece and one end of the second conduction piece are connected through a lead, and the other end of the first conduction piece and one end of the second conduction piece are movably connected with the push rod. The invention forms a closed loop through the first conduction piece, the second conduction piece, the end part of the ejector rod and the lead, judges the working state of the tripper through the on-off state of the closed loop, when the tripper is not tripped, the closed loop formed by the first conduction piece, the second conduction piece, the end part of the ejector rod and the lead is in a normally closed state, detects current through a detection module arranged on a circuit board, when a current signal exists, the tripper is not tripped, if the signal cannot be detected, the action of the ejector rod is explained, the ejector rod moves to one side of a contact system, and therefore, the loop is disconnected and does not have an electric signal.
Description
Technical Field
The invention belongs to the technical field of a release of a circuit breaker, and relates to a device for detecting a current short-circuit release.
Background
A residual current circuit breaker (residual current circuit-breaker) is a switch that can automatically operate when a leakage current in a circuit exceeds a predetermined value. The conventional leakage circuit breaker is classified into a voltage type and a current type, and the current type is classified into an electromagnetic type and an electronic type. The residual current circuit breaker is mainly used for preventing human bodies from getting electric shock, and is selected according to different requirements of direct contact and indirect contact electric shock protection.
The current of the leakage part is detected through an electromagnetic coil, a mandril in the electromagnetic coil after short circuit is judged to move towards one side of a contact system, and brake separation is realized, but the state detection of a release is not realized at present.
Disclosure of Invention
The invention aims to provide a device for detecting a current short-circuit release, which is used for detecting the working state of the release.
In order to achieve the purpose, the invention provides the following technical scheme: a device for detecting a current short circuit release is characterized by comprising a first conduction piece, a second conduction piece and a release, wherein a top rod is arranged in the release, one end of the first conduction piece is connected with one end of the second conduction piece through a lead, the other end of the first conduction piece is movably connected with the top rod, and when the release is released, the top rod is separated from the first conduction piece and the second conduction piece; when the tripper is not tripped, the ejector rod is conducted with the first conducting piece and the second conducting piece to form a loop; the detection module is arranged on a circuit board of the reclosing part and is electrically connected with the loop.
The invention is further provided that the first conducting piece and the second conducting piece are positioned in a shell of the leakage part, a vertical plate is formed in the shell, the vertical plate is positioned at one side of the tripper, a clamping groove for fixing the first conducting piece and the second conducting piece is formed on the vertical plate, and an opening is formed at one side of the clamping groove.
The invention further provides that the first conducting piece and the second conducting piece are arranged in parallel and made of conducting materials.
The invention has the beneficial effects that: the invention forms a closed loop through the first conduction piece, the second conduction piece, the end part of the ejector rod and the lead, judges the working state of the tripper through the on-off state of the closed loop, when the tripper is not tripped, the closed loop formed by the first conduction piece, the second conduction piece, the end part of the ejector rod and the lead is in a normally closed state, detects current through a detection module arranged on a circuit board, when a current signal exists, the tripper is not tripped, if the signal cannot be detected, the action of the ejector rod is explained, the closed loop moves to one side of a contact system, so that the loop is disconnected, and no electric signal exists, therefore, the detection of the working state of the tripper can be realized through the two simple conduction pieces, and the monitoring of the use condition of the circuit breaker is facilitated.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a perspective view 1 of an embodiment of the present invention.
Fig. 2 is a perspective view of an embodiment of the present invention 2.
Reference numerals: 10. a reclosing section; 20. a leakage portion; 30. a circuit board; 40. a first conduction member; 50. a second conduction member; 60. a top rod; 70. a vertical plate; 80. a card slot;
Detailed Description
The following detailed description of the embodiments of the present application will be provided with reference to the drawings and examples, so that how to implement the technical means for solving the technical problems and achieving the technical effects of the present application can be fully understood and implemented.
As shown in fig. 1-2, the present invention is a device for detecting a current short-circuit release, which is disposed in an electrical leakage breaker, the electrical leakage breaker includes an electrical leakage portion and a reclosing portion, wherein the electrical leakage portion is disposed at least at one stage, and a circuit board is disposed in the reclosing portion.
The device for detecting the current short circuit release comprises a first conduction piece 40, a second conduction piece 50 and a release, wherein a push rod 60 is arranged in the release, one end of the first conduction piece 40 is connected with one end of the second conduction piece 50 through a lead, the other end of the first conduction piece 40 is movably connected with the push rod 60, and when the release is released, the push rod 60 is separated from the first conduction piece 40 and the second conduction piece 50; when the release is not released, the mandril 60 is communicated with the first conduction piece 40 and the second conduction piece 50 to form a loop; the detection device also comprises a detection module for detecting the loop current, wherein the detection module is arranged on a circuit board 30 of the reclosing part 10, and the detection module is electrically connected with the loop.
The first conducting piece 40 and the second conducting piece 50 are located in a housing of the leakage part 20, a vertical plate 70 is formed in the housing, the vertical plate 70 is located at one side of the trip, a clamping groove 80 for fixing the first conducting piece 40 and the second conducting piece 50 is formed on the vertical plate 70, an opening is formed at one side of the clamping groove 80, and the first conducting piece 40 and the second conducting piece 50 are placed in the clamping groove 80 from the opening to be fixed.
In addition, the first conducting piece 40 and the second conducting piece 50 are arranged in parallel and made of conductive materials, the first conducting piece 40 and the second conducting piece 50 are in contact with the ejector rod 60 and are connected through a conducting wire, and the first conducting piece 40 and the second conducting piece 50 can be metal products such as copper bars and the like which can conduct electricity.
According to the invention, a closed loop is formed by the first conducting piece 40, the second conducting piece 50, the end part of the ejector rod 60 and the lead, the working state of the tripper is judged according to the on-off state of the closed loop, when the tripper is not tripped, the closed loop formed by the first conducting piece 40, the second conducting piece 50, the end part of the ejector rod 60 and the lead is in a normally closed state, a detection module arranged on the circuit board 30 is used for detecting current, when a current signal exists, the tripper is in an untripped state, if the signal cannot be detected, the action of the ejector rod 60 is described, the movement is carried out towards one side of a contact system, so that the loop is disconnected, and no electric signal exists, therefore, the detection of the working state of the tripper can be realized through two simple conducting pieces, and the monitoring of the use condition of the circuit breaker is facilitated.
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive of other embodiments, and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed above, or as otherwise known in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (3)
1. A device for detecting a current short circuit release is characterized by comprising a first conduction piece, a second conduction piece and a release, wherein a top rod is arranged in the release, one end of the first conduction piece is connected with one end of the second conduction piece through a lead, the other end of the first conduction piece is movably connected with the top rod, and when the release is released, the top rod is separated from the first conduction piece and the second conduction piece; when the tripper is not tripped, the ejector rod is conducted with the first conducting piece and the second conducting piece to form a loop; the detection module is arranged on a circuit board of the reclosing part and is electrically connected with the loop.
2. The device for detecting the short-circuit release of current as claimed in claim 1, wherein the first conducting member and the second conducting member are located in a casing of the leakage part, a vertical plate is formed in the casing, the vertical plate is located at one side of the release, a slot for fixing the first conducting member and the second conducting member is formed on the vertical plate, and an opening is formed at one side of the slot.
3. The device of claim 2, wherein the first conducting member and the second conducting member are disposed in parallel and are made of a conductive material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111149304.0A CN113884872A (en) | 2021-09-29 | 2021-09-29 | Device for detecting current short circuit release |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111149304.0A CN113884872A (en) | 2021-09-29 | 2021-09-29 | Device for detecting current short circuit release |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113884872A true CN113884872A (en) | 2022-01-04 |
Family
ID=79007890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111149304.0A Pending CN113884872A (en) | 2021-09-29 | 2021-09-29 | Device for detecting current short circuit release |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113884872A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101452839B1 (en) * | 2013-06-07 | 2014-10-22 | (주)금성계전 | An automatic recoverable earth leakage circuit breaker |
| CN208272609U (en) * | 2018-05-28 | 2018-12-21 | 常熟开关制造有限公司(原常熟开关厂） | A kind of residual current action breaker |
| CN110010422A (en) * | 2019-04-22 | 2019-07-12 | 福建通力达实业有限公司 | An intelligent leakage monitoring miniature circuit breaker with short circuit detection function |
| CN209515592U (en) * | 2018-10-12 | 2019-10-18 | 乐星产电(无锡)有限公司 | Buckle releaser |
| CN210443506U (en) * | 2019-11-14 | 2020-05-01 | 浙江天正电气股份有限公司 | Residual current circuit breaker |
| CN211125526U (en) * | 2019-08-20 | 2020-07-28 | 浙江正泰电器股份有限公司 | Circuit breaker with short circuit tripping detection function |
| CN212783318U (en) * | 2020-07-02 | 2021-03-23 | 浙江正泰电器股份有限公司 | Circuit breaker |
-
2021
- 2021-09-29 CN CN202111149304.0A patent/CN113884872A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101452839B1 (en) * | 2013-06-07 | 2014-10-22 | (주)금성계전 | An automatic recoverable earth leakage circuit breaker |
| CN208272609U (en) * | 2018-05-28 | 2018-12-21 | 常熟开关制造有限公司(原常熟开关厂） | A kind of residual current action breaker |
| CN209515592U (en) * | 2018-10-12 | 2019-10-18 | 乐星产电(无锡)有限公司 | Buckle releaser |
| CN110010422A (en) * | 2019-04-22 | 2019-07-12 | 福建通力达实业有限公司 | An intelligent leakage monitoring miniature circuit breaker with short circuit detection function |
| CN211125526U (en) * | 2019-08-20 | 2020-07-28 | 浙江正泰电器股份有限公司 | Circuit breaker with short circuit tripping detection function |
| CN210443506U (en) * | 2019-11-14 | 2020-05-01 | 浙江天正电气股份有限公司 | Residual current circuit breaker |
| CN212783318U (en) * | 2020-07-02 | 2021-03-23 | 浙江正泰电器股份有限公司 | Circuit breaker |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220104 |