CN212161735U - Novel electromagnetic tripping mechanism of leakage tripper - Google Patents
Novel electromagnetic tripping mechanism of leakage tripper Download PDFInfo
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- CN212161735U CN212161735U CN202021158162.5U CN202021158162U CN212161735U CN 212161735 U CN212161735 U CN 212161735U CN 202021158162 U CN202021158162 U CN 202021158162U CN 212161735 U CN212161735 U CN 212161735U
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- iron core
- spring
- tripper
- electromagnetic
- left end
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- 230000007246 mechanism Effects 0.000 title claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 66
- 230000003068 static effect Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000004806 packaging method and process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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Abstract
The utility model discloses a novel electric leakage release electromagnetism tripping device, including the yoke, be provided with solenoid in the yoke, solenoid's centre bore transversely wears to be equipped with integral type iron core cover, the first thing cavity of putting and the second thing cavity of putting has set gradually from a left side to the right side in the integral type iron core cover, the first thing cavity of putting and the second thing cavity of putting transversely wears to be equipped with the release ejector pin, the cover is equipped with the release iron core from a left side to the right side in proper order on the release ejector pin, the release spring, move iron core and electromagnetic release ejector pin, release iron core and release spring are located the first thing cavity of putting, the first thing cavity of putting and second thing cavity junction of putting are provided with the step face, it is provided with a first spring positioning groove to move the iron core left end, release spring left end is connected with release iron core right-hand member face, release spring right-hand. Above-mentioned technical scheme, structural design is reasonable, simple structure, low in manufacturing cost, packaging efficiency height, reliable and the practicality of dropout work are good.
Description
Technical Field
The utility model relates to an electric leakage release technical field, concretely relates to novel electric leakage release electromagnetism tripping device constructs.
Background
The leakage circuit breaker mainly plays a role in quickly cutting off a power supply and preventing electric shock accidents when people get electric shock or leakage occurs, and some leakage protective circuits also have overload and short-circuit protection or are used for starting and stopping motors infrequently. The tripping mechanism is an important part in the residual current circuit breaker, and the sensitivity of the tripping mechanism directly influences the breaking performance of the residual current circuit breaker.
However, the existing electromagnetic tripping mechanism of the leakage tripper has the following defects: the structure design is unreasonable, the assembly is troublesome, the assembly efficiency is low, the structure is complex, and the manufacturing cost is high; in addition, the tripping operation is unreliable and the practicability is poor.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a novel leakage release electromagnetism tripping device mechanism that structural design is reasonable, simple structure, low in manufacturing cost, packaging efficiency are high, dropout reliable operation and practicality are good.
In order to achieve the above purpose, the utility model provides a following technical scheme: a novel electromagnetic tripping mechanism of a leakage tripper comprises a magnetic yoke, wherein an electromagnetic coil is arranged in the magnetic yoke, an integrated iron core sleeve is transversely arranged in a central hole of the electromagnetic coil in a penetrating manner, a first object placing cavity and a second object placing cavity are sequentially arranged in the integrated iron core sleeve from left to right, a tripper ejector rod is transversely arranged in the first object placing cavity and the second object placing cavity in a penetrating manner, a tripper iron core, a tripper spring, a movable iron core and an electromagnetic tripping ejector rod are sequentially sleeved on the tripper ejector rod from left to right, the tripper iron core and the tripper spring are positioned in the first object placing cavity, a step surface is arranged at the joint of the first object placing cavity and the second object placing cavity, a first spring positioning groove is arranged at the left end of the movable iron core, the left end surface of the movable iron core is connected with the step surface, and the left end of the tripper spring, the right end of the release spring is inserted into the first spring positioning groove.
The utility model discloses further set up to: the electromagnetic tripping ejector rod comprises an electromagnetic tripping ejector rod, a movable iron core and a first spring limiting lug, wherein the left end face of the electromagnetic tripping ejector rod is connected with the right end face of the movable iron core, an electromagnetic iron core spring is sleeved on the electromagnetic tripping ejector rod, and the left end of the electromagnetic tripping ejector rod is integrally provided with the first spring limiting lug.
The utility model discloses still further set up to: the electromagnetic tripping ejector rod right-hand member cover is equipped with quiet iron core, quiet iron core left end is provided with second spring positioning groove, electromagnetic core spring right-hand member inserts in the second spring positioning groove.
The utility model discloses still further set up to: and a fixed contact is arranged on the right end face of the magnetic yoke, and the fixed contact, the electromagnetic coil and the magnetic yoke are fixed through welding.
The utility model discloses still further set up to: the static iron core, the magnetic yoke and the static contact are fixed through riveting.
The utility model discloses still further set up to: the tripper iron core is riveted and fixed with the left end of the tripper ejector rod, an annular groove is formed in the position, aligned to the first object placing cavity, of the left end of the integrated iron core sleeve, and a tripper coil is sleeved in the annular groove.
The utility model has the advantages that: compared with the prior art, the utility model has more reasonable structure,
when the circuit generates electric leakage, a tripper coil generates a magnetic field, a tripper iron core pushes a tripper ejector rod rightwards, a tripper spring is compressed and continues to push rightwards, and the tripper ejector rod pushes other existing mechanisms to complete tripping;
when the current of the main circuit is short-circuited, the electromagnetic coil generates a magnetic field to push the movable iron core to the right, the movable iron core pushes the electromagnetic tripping ejector rod, and the electromagnetic tripping ejector rod moves to the right to push other existing mechanisms to complete tripping;
the iron core sleeve is assembled in an integrated manner, so that the iron core sleeve is convenient and quick to assemble, simple in process and low in cost; the iron core of the tripper is directly connected with the tripping ejector rod, so that the tripper is more reliable to trip; the leakage tripping mechanism and the electromagnetic tripping mechanism do not interfere with each other and independently complete a tripping function; the structure design is reasonable, the structure is simple, the manufacturing cost is low, the assembly efficiency is high, the tripping operation is reliable, and the practicability is good.
The invention is further described with reference to the drawings and the specific embodiments.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is an enlarged schematic view of a portion I in fig. 1.
Detailed Description
In the description of the present embodiment, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 and 2, the utility model discloses a novel electromagnetic tripping mechanism of an electric leakage tripping device, which comprises a magnetic yoke 1, wherein an electromagnetic coil 2 is arranged in the magnetic yoke 1, an integrated iron core sleeve 3 transversely penetrates through a central hole of the electromagnetic coil 2, a first object placing cavity 31 and a second object placing cavity 32 are sequentially arranged in the integrated iron core sleeve 3 from left to right, a tripping device ejector rod 4 transversely penetrates through the first object placing cavity 31 and the second object placing cavity 32, a tripping device iron core 5, a tripping device spring 6, a movable iron core 7 and an electromagnetic tripping ejector rod 8 are sequentially sleeved on the tripping device ejector rod 4 from left to right, the tripping device iron core 5 and the tripping device spring 6 are positioned in the first object placing cavity 31, a step surface is arranged at the joint of the first object placing cavity 31 and the second object placing cavity 32, a first spring positioning groove 71 is arranged at the left end of the movable iron core 7, the left end face of the movable iron core 7 is connected with the step face, the left end of the tripper spring 6 is connected with the right end face of the tripper iron core 5, and the right end of the tripper spring 6 is inserted into the first spring positioning groove 71.
Preferably, the left end face of the electromagnetic tripping ejector rod 8 is connected with the right end face of the movable iron core 7, an electromagnetic iron core spring 9 is sleeved on the electromagnetic tripping ejector rod 8, and a first spring limiting bump 81 is integrally arranged at the left end of the electromagnetic tripping ejector rod 8.
The right end cover of the electromagnetic tripping ejector rod 8 is provided with a static iron core 10, the left end of the static iron core 10 is provided with a second spring positioning groove 101, and the right end of the electromagnetic iron core spring 9 is inserted into the second spring positioning groove 101.
And a fixed contact 11 is arranged on the right end face of the magnetic yoke 1, and the fixed contact 11, the electromagnetic coil 2 and the magnetic yoke 1 are fixed by welding.
The static iron core 10, the magnetic yoke 1 and the static contact 11 are fixed through riveting.
The tripper iron core 5 is riveted and fixed with the left end of the tripper ejector rod 4, an annular groove is arranged at the position, aligned with the first object containing cavity 31, of the left end of the integrated iron core sleeve 3, and a tripper coil 12 is sleeved in the annular groove.
When the utility model is used in the practical application,
when the circuit generates electric leakage, a tripper coil generates a magnetic field, a tripper iron core pushes a tripper ejector rod rightwards, a tripper spring is compressed and continues to push rightwards, and the tripper ejector rod pushes other existing mechanisms to complete tripping;
when the current of the main circuit is short-circuited, the electromagnetic coil generates a magnetic field to push the movable iron core to the right, the movable iron core pushes the electromagnetic tripping ejector rod, and the electromagnetic tripping ejector rod moves to the right to push other existing mechanisms to complete tripping;
the iron core sleeve is assembled in an integrated manner, so that the iron core sleeve is convenient and quick to assemble, simple in process and low in cost; the iron core of the tripper is directly connected with the tripping ejector rod, so that the tripper is more reliable to trip; the leakage tripping mechanism and the electromagnetic tripping mechanism do not interfere with each other and independently complete a tripping function; the structure design is reasonable, the structure is simple, the manufacturing cost is low, the assembly efficiency is high, the tripping operation is reliable, and the practicability is good.
The above embodiments are only used for further explanation of the present invention, and it is not understood that the present invention is limited by the protection scope of the present invention, and the technical engineers in the field are right according to the above contents of the present invention.
Claims (6)
1. The utility model provides a novel electric leakage release electromagnetism tripping device, includes yoke (1), be provided with solenoid (2) in yoke (1), its characterized in that: an integrated iron core sleeve (3) is transversely arranged in a central hole of the electromagnetic coil (2) in a penetrating manner, a first object containing cavity (31) and a second object containing cavity (32) are sequentially arranged in the integrated iron core sleeve (3) from left to right, a tripper ejector rod (4) is transversely arranged in the first object containing cavity (31) and the second object containing cavity (32) in a penetrating manner, a tripper iron core (5), a tripper spring (6), a movable iron core (7) and an electromagnetic tripping ejector rod (8) are sequentially arranged on the tripper ejector rod (4) from left to right in a sleeved manner, the tripper iron core (5) and the tripper spring (6) are positioned in the first object containing cavity (31), a step surface is arranged at the joint of the first object containing cavity (31) and the second object containing cavity (32), a first spring positioning groove (71) is arranged at the left end of the movable iron core (7), and the left end surface of the movable iron core (7) is connected with the step surface, the left end of the tripper spring (6) is connected with the right end face of the tripper iron core (5), and the right end of the tripper spring (6) is inserted into the first spring positioning groove (71).
2. The novel electromagnetic tripping mechanism of the leakage tripping device according to claim 1, characterized in that: the electromagnetic tripping device is characterized in that the left end face of the electromagnetic tripping ejector rod (8) is connected with the right end face of the movable iron core (7), an electromagnetic iron core spring (9) is sleeved on the electromagnetic tripping ejector rod (8), and a first spring limiting bump (81) is integrally arranged at the left end of the electromagnetic tripping ejector rod (8).
3. The novel electromagnetic tripping mechanism of the leakage tripping device according to claim 2, characterized in that: electromagnetic trip ejector pin (8) right-hand member cover is equipped with quiet iron core (10), quiet iron core (10) left end is provided with second spring positioning groove (101), electromagnetic core spring (9) right-hand member inserts in second spring positioning groove (101).
4. The novel electromagnetic tripping mechanism of the leakage tripping device according to claim 3, characterized in that: and a fixed contact (11) is arranged on the right end face of the magnetic yoke (1), and the fixed contact (11), the electromagnetic coil (2) and the magnetic yoke (1) are fixed through welding.
5. The novel electromagnetic tripping mechanism of the leakage tripping device according to claim 4, characterized in that: the static iron core (10), the magnetic yoke (1) and the static contact (11) are fixed through riveting.
6. The novel electromagnetic tripping mechanism of a leakage tripping device according to claim 5, characterized in that: the trip device comprises a trip device iron core (5) and a trip device ejector rod (4), wherein the left end of the trip device iron core is riveted and fixed with the left end of the trip device ejector rod (4), an annular groove is formed in the position, aligned to a first storage cavity (31), of the left end of an integrated iron core sleeve (3), and a trip device coil (12) is sleeved in the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021158162.5U CN212161735U (en) | 2020-06-19 | 2020-06-19 | Novel electromagnetic tripping mechanism of leakage tripper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021158162.5U CN212161735U (en) | 2020-06-19 | 2020-06-19 | Novel electromagnetic tripping mechanism of leakage tripper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212161735U true CN212161735U (en) | 2020-12-15 |
Family
ID=73700913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021158162.5U Expired - Fee Related CN212161735U (en) | 2020-06-19 | 2020-06-19 | Novel electromagnetic tripping mechanism of leakage tripper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212161735U (en) |
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2020
- 2020-06-19 CN CN202021158162.5U patent/CN212161735U/en not_active Expired - Fee Related
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| 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: 20201215 |