CN217822608U - Electric shock prevention mechanism of circuit breaker, circuit breaker and distributor - Google Patents
Electric shock prevention mechanism of circuit breaker, circuit breaker and distributor Download PDFInfo
- Publication number
- CN217822608U CN217822608U CN202220967473.9U CN202220967473U CN217822608U CN 217822608 U CN217822608 U CN 217822608U CN 202220967473 U CN202220967473 U CN 202220967473U CN 217822608 U CN217822608 U CN 217822608U
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- Prior art keywords
- circuit breaker
- moving member
- disposed
- pushing portion
- housing
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- 230000002265 prevention Effects 0.000 title abstract description 8
- 230000000703 anti-shock Effects 0.000 claims 1
- 230000035939 shock Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect 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
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/126—Automatic release mechanisms with or without manual release actuated by dismounting of circuit breaker or removal of part of circuit breaker
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
- H02B1/48—Mounting of devices therein
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Breakers (AREA)
Abstract
The utility model discloses an electric shock prevention mechanism, circuit breaker and distributor of circuit breaker. The electric shock prevention mechanism of the circuit breaker comprises a moving part, and the moving part is arranged in a shell of the circuit breaker and can move relative to the shell; the lug is arranged on the moving piece and can extend out of the shell; the driver is arranged in the shell and is electrically connected with a circuit board of the circuit breaker; the pushing part is arranged on the moving part, is positioned on one side of the driver and is obliquely arranged relative to the driver; when the circuit breaker is assembled with or disassembled from a chassis of a distributor, the chassis can act on the lug and push the lug into the shell so as to enable the pushing part to move and trigger the driver. The utility model provides a circuit breaker includes foretell protection against electric shock mechanism. The utility model provides a distributor includes foretell circuit breaker.
Description
Technical Field
The utility model relates to a circuit breaker technical field especially relates to an electric shock prevention mechanism, circuit breaker and distributor of circuit breaker.
Background
The circuit breaker can be divided into a fixed type and a plug-in type according to the installation mode. Traditional circuit breaker is fixed, generally adopts the elastic component to press from both sides the card and fixes the circuit breaker on the quick-witted incasement of distributor, takes off the circuit breaker then need use the screwdriver, and the operation is inconvenient. The plug-in circuit breaker can be disassembled and assembled in a case of the distributor through simple plug-in operation. However, in the process of inserting or extracting the conventional plug-in circuit breaker into or from the chassis, the circuit breaker may be in a powered-on state, the safety of the circuit breaker is low, and the personal safety hazard of an operator is easily caused.
Therefore, there is a need for an electric shock protection mechanism of a circuit breaker to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model provides an electric shock prevention mechanism of circuit breaker can guarantee when the quick-witted case assembly of circuit breaker and distributor or dismantlement, and the circuit breaker is in the off-state to realized the electric shock prevention effect, guaranteed the security of circuit breaker in the use, and then guaranteed operating personnel's personal safety.
The above purpose is realized by the following technical scheme:
an electric shock preventing mechanism of a circuit breaker, comprising:
the moving piece is arranged in a shell of the circuit breaker and can move relative to the shell;
the lug is arranged on the moving piece and can extend out of the shell;
the driver is arranged in the shell and is electrically connected with a circuit board of the circuit breaker;
the pushing part is arranged on the moving part, is positioned on one side of the driver and is obliquely arranged relative to the driver;
when the circuit breaker is assembled with or disassembled from a chassis of a distributor, the chassis can act on the lug and push the lug into the shell, so that the pushing part moves and triggers the driver.
Optionally, the pushing portion is disposed on one side of the moving member, an arc surface is disposed at one end of the pushing portion, which is far away from the moving member, and a pushing inclined surface connected with the arc surface is disposed on one side of the pushing portion, which is close to the driver.
Optionally, when the pushing portion moves, the pushing portion can push the contact arm of the driver to move in a first direction to trigger the driver.
Optionally, the pushing portion is disposed obliquely relative to the moving member, a moving direction of the moving member relative to the housing is a second direction, and the first direction is perpendicular to the second direction.
Optionally, the mobile device further comprises a first guiding structure, wherein the first guiding structure is arranged between the moving member and the housing and arranged along the second direction, and is used for guiding the moving member.
Optionally, the first guiding structure comprises:
a first guide slot hole provided on one of the moving member and the housing;
the first guide piece is arranged on the other one of the moving piece and the shell and corresponds to the first guide slotted hole, and the first guide piece can extend into the first guide slotted hole and is arranged in a sliding mode relative to the first guide slotted hole.
Optionally, the device further comprises a second guiding structure, which is disposed between the pushing portion and the housing and along an oblique direction of the pushing portion, for guiding the pushing portion.
Optionally, the second guiding structure comprises:
a second guide slot hole provided on one of the pushing part and the housing;
and the second guide piece is arranged on the other one of the pushing part and the shell and corresponds to the second guide slotted hole, and the second guide piece can extend into the second guide slotted hole and is arranged in a sliding way relative to the second guide slotted hole.
Optionally, the second guide member is disposed between the pushing portion and the moving member, a first limiting side surface is disposed on a first side of the pushing portion, a second limiting side surface is disposed on a second side of the pushing portion, the first side of the pushing portion and the second side of the pushing portion are both located between the pushing portion and the moving member, the first side of the pushing portion and the second side of the pushing portion are oppositely disposed, the first limiting side surface is disposed along an oblique direction of the pushing portion, the second limiting side surface is disposed along a moving direction of the moving member, the second guide slot is disposed on an inner wall of the housing, the second guide slot includes a first limiting side wall and a second limiting side wall, the second limiting side surface and the second limiting side wall are arranged in parallel and can slide along the second limiting side wall, and the first limiting side surface and the first limiting side wall are arranged in parallel and can slide along the first limiting side wall.
Optionally, the elastic reset structure is disposed between the moving member and the housing, and when the circuit breaker is mounted to the chassis in place and when the circuit breaker is detached from the chassis, the moving member can be reset under the elastic force of the elastic reset structure, so that the protrusion extends out of the housing.
Optionally, the elastic restoring structure includes:
a torsion spring;
the rotating shaft is arranged on the inner wall of the shell, and the torsion spring is sleeved on the rotating shaft;
the first limiting part is arranged on the inner wall of the shell, and the support arm of force of the torsion spring is abutted to the first limiting part;
and the second limiting part is arranged on the moving part, and the free arm of force of the torsion spring is abutted to the second limiting part.
The utility model discloses another aspect provides a circuit breaker, be in including casing and setting circuit board in the casing still includes foretell protection against electric shock mechanism.
The utility model discloses another aspect provides a distributor, including quick-witted case, still include foretell circuit breaker.
Compared with the prior art, the utility model discloses at least, including following beneficial effect:
the utility model provides an electric shock prevention mechanism of circuit breaker includes moving member, lug, driver and promotion portion. The moving member is disposed in a case of the circuit breaker and is movable relative to the case. The lug sets up on the moving member and can stretch out outside the casing. The driver is installed in the housing and electrically connected to a circuit board of the circuit breaker. The pushing part is arranged on the moving part, and the pushing part is positioned on one side of the driver and is obliquely arranged relative to the driver. When the case assembly or the dismantlement of circuit breaker and distributor, the case can act on the lug and push the lug in the casing to make the promotion portion remove and trigger the driver, so that the driver can send a signal to the circuit board, the circuit board obtains the disconnection of control circuit breaker behind this signal, thereby guaranteed when circuit breaker and distributor assembly or dismantlement, the circuit breaker is in the off-state, thereby realized the protection against electric shock effect, guaranteed the security of circuit breaker in the use, and then guaranteed operating personnel's personal safety.
Drawings
Fig. 1 is a schematic perspective view illustrating an assembly of a case of a distributor and a circuit breaker according to an embodiment of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
fig. 3 is a schematic perspective view of a circuit breaker according to an embodiment of the present invention;
FIG. 4 is an exploded view of FIG. 3;
fig. 5 is a schematic structural diagram of the circuit breaker according to the embodiment of the present invention after the upper case is removed;
fig. 6 is a schematic view of an assembly between the electric shock protection mechanism and the upper case of the circuit breaker according to the embodiment of the present invention;
fig. 7 is an assembly diagram of the upper case and the second guide slot, the first guide member and the first position-limiting portion of the circuit breaker according to the embodiment of the present invention;
FIG. 8 is an enlarged view at B in FIG. 7;
fig. 9 is an assembly view of the moving member, the second guiding member and the pushing portion of the circuit breaker according to the embodiment of the present invention;
fig. 10 is a schematic view of an assembly between the electric shock preventing mechanism and the upper case of the circuit breaker according to another embodiment of the present invention.
In the figure:
1. a housing; 11. an upper housing; 111. a first through hole; 12. a lower housing;
21. a moving member; 211. a bump; 212. a pushing part; 2121. a circular arc surface; 2122. pushing the inclined plane; 213. A first guide slot hole; 214. a second limiting part; 215. a second guide member; 2151. a first limit side surface; 2152. a second limiting side surface; 22. a driver; 221. a contact arm; 23. an elastic reset structure; 231. a torsion spring; 232. a rotating shaft; 233. a limiting member; 234. a first limiting part; 24. a second guide slot hole; 241. a second limiting side wall; 242. a first limiting side wall; 25. a first guide member;
100. a chassis; 110. a second via.
Detailed Description
The present invention is illustrated by the following examples, but the present invention is not limited to these examples. To the embodiment of the present invention, modify or replace some technical features, without departing from the spirit of the present invention, it should be covered in the technical solution scope of the present invention.
Referring to fig. 1 to 9, the present invention provides an electric shock protection mechanism for a circuit breaker, including a moving member 21, a protrusion 211, a driver 22, and a pushing portion 212. The moving member 21 is disposed in the case 1 of the circuit breaker and is movable relative to the case 1. The projection 211 is disposed on the moving member 21 and can protrude outside the housing 1. The actuator 22 is mounted in the housing 1 and electrically connected to the circuit board of the circuit breaker. The pushing part 212 is disposed on the moving member 21, and the pushing part 212 is disposed on one side of the driver 22 and is inclined with respect to the driver 22. When the case 100 of circuit breaker and distributor is assembled or disassembled, the case 100 can act on the convex block 211 and push the convex block 211 into the shell 1, so that the pushing part 212 moves and triggers the driver 22, so that the driver 22 can send a signal to the circuit board, and the circuit board controls the circuit breaker to be disconnected after obtaining the signal, thereby ensuring that the circuit breaker is in a disconnected state when the circuit breaker and distributor are assembled or disassembled, realizing the anti-electric shock effect, ensuring the safety of the circuit breaker in the using process, and further ensuring the personal safety of operators.
Alternatively, the pushing portion 212 is disposed on one side of the moving member 21, one end of the pushing portion 212 away from the moving member 21 is provided with a circular arc surface 2121, and one side of the pushing portion 212 close to the driver 22 is provided with a pushing inclined surface 2122 connected to the circular arc surface 2121. By providing the arc surface 2121 at the end of the pushing portion 212 far from the moving member 21, when the pushing portion 212 pushes the actuator 22, the arc surface 2121 first contacts the contact arm 221 of the actuator 22, and then gradually pushes the contact arm 221 to move until the contact arm 221 passes over the arc surface 2121 to abut against the pushing inclined surface 2122, and then the pushing inclined surface 2122 continues to push the contact arm 221 to move to the preset position. The arc surface 2121 is configured to enable the contact arm 221 to smoothly slide onto the push slope 2122, so as to ensure the flexibility of disconnecting the circuit breaker when the circuit breaker is assembled with or disassembled from the power distributor.
Optionally, the pushing portion 212 is disposed on a first side of the moving member 21, the protrusion 211 is disposed on a second side of the moving member 21, the first side and the second side of the moving member 21 are disposed opposite to each other, the moving member 21 is disposed at a position close to a side of the casing 1, the second side of the moving member 21 is disposed close to the side of the casing 1, and the side of the casing 1 is provided with a first through hole 111, so that the protrusion 211 extends out of or retracts into the casing 1 through the first through hole 111.
Alternatively, when the pushing part 212 moves, the pushing part 212 can push the contact arm 221 of the driver 22 to move in the first direction to trigger the driver 22.
Optionally, the pushing portion 212 is disposed obliquely relative to the moving member 21, the moving direction of the moving member 21 relative to the housing 1 is a second direction, the first direction is perpendicular to the second direction, and when the moving member moves, the pushing portion 212 is tilted relative to the moving member 21
When the actuator 21 moves in the second direction, the pushing portion 212 gradually acts on the contact arm 221, thereby pushing the contact arm 221 to move in the first direction to trigger the actuator 22.
Optionally, still include first guide structure, first guide structure sets up between moving member 21 and casing 1 and sets up along the second direction for guide moving member 21, in order to guarantee that moving member 21 can move along the second direction all the time, and then guarantee protection against electric shock mechanism's operating stability.
Optionally, the first guide structure includes a first guide slot 213 and a first guide 25. The first guide slot hole 213 is provided on one of the moving member 21 and the housing 1. The first guiding element 25 is arranged on the other one of the moving element 21 and the shell 1 and corresponds to the first guiding slot hole 213, and the first guiding element 25 can extend into the first guiding slot hole 213 and slide relative to the first guiding slot hole 213, so that the guiding effect of the moving element 21 in the moving process is realized, the moving element 21 can move along the second direction all the time, and the operation stability of the electric shock preventing mechanism is ensured.
Specifically, in the present embodiment, the first guide slot 213 is opened on the moving member 21, and the first guide 25 is disposed on the inner wall of the casing 1.
Optionally, the housing 1 includes an upper housing 11 and a lower housing 12, the upper housing 11 and the lower housing 12 enclose to form an accommodating cavity, and the electric shock protection mechanism is disposed in the accommodating cavity. The first through hole 111 is opened at a side of the upper housing 11.
Further, the first guide 25 is provided on the inner wall of the upper case 11.
Optionally, the first guiding structure is provided with multiple sets to further ensure the stability of the moving member 21 during the moving process.
Optionally, the trigger device further comprises a second guiding structure, the second guiding structure is disposed between the pushing portion 212 and the housing 1 and is disposed along an inclined direction of the pushing portion 212, and is used for guiding the pushing portion 212, so as to ensure stability of the pushing portion 212 in the moving process, so that the pushing member can move along the first direction all the time in the moving process, and further ensure stability of the trigger device 22.
Optionally, the second guide structure includes a second guide slot 24 and a second guide 215. The second guide slot hole 24 is provided on one of the pushing portion 212 and the housing 1. The second guiding element 215 is disposed on the other of the pushing portion 212 and the casing 1 and is disposed corresponding to the second guiding slot 24, and the second guiding element 215 can extend into the second guiding slot 24 and is disposed in a sliding manner relative to the second guiding slot 24, so as to achieve a guiding effect on the pushing portion 212 in a moving process, so that the pushing portion 212 can move along a preset direction all the time under a reaction force of the contact arm 221, and thus, the operation stability of the electric shock preventing mechanism is ensured.
Optionally, the second guide 215 is disposed between the pushing portion 212 and the moving member 21, the first side of the pushing portion 212 is provided with a first limiting side 2151, the second side of the pushing portion 212 is provided with a second limiting side 2152, the first side of the pushing portion 212 and the second side of the pushing portion 212 are both located between the pushing portion 212 and the moving member 21, the first side of the pushing portion 212 and the second side of the pushing portion 212 are disposed opposite to each other, the first limiting side 2151 is disposed along an oblique direction of the pushing portion 212, the second limiting side 2152 is disposed along a moving direction of the moving member 21, the second guide slot 24 is disposed on an inner wall of the housing 1, the second guide slot 24 includes a first limiting side wall and a second limiting side wall 241, the second limiting side 2152 is disposed parallel to the second limiting side wall 241 and can slide along the second limiting side wall 241, the first limiting side 2151 is disposed parallel to the first limiting side wall 242 and can slide along the first limiting side wall 242, thereby achieving a guiding effect on the second guide 215.
Optionally, the circuit breaker further comprises an elastic resetting structure 23, the elastic resetting structure 23 is disposed between the moving member 21 and the housing 1, and after the circuit breaker is mounted to the chassis 100 in place and after the circuit breaker is detached from the chassis 100, the moving member 21 can be reset under the elastic force of the elastic resetting structure 23, so that the protrusion 211 extends out of the housing 1.
Optionally, the elastic restoring structure 23 includes a torsion spring 231, a rotating shaft 232, a first position-limiting portion 234 and a second position-limiting portion 214. The rotating shaft 232 is arranged on the inner wall of the housing 1, and the torsion spring 231 is sleeved on the rotating shaft 232. The first position-limiting portion 234 is disposed on the inner wall of the housing 1, and the support arm of the torsion spring 231 abuts against the first position-limiting portion 234. The second limiting portion 214 is disposed on the moving member 21, and a free arm of the torsion spring 231 abuts against the second limiting portion 214, so that the moving member 21 always tends to move clockwise (i.e. in a direction indicated by an arrow D in fig. 6).
Optionally, the elastic restoring structure 23 further includes a limiting member 233, and the limiting member 233 is detachably connected to the rotating shaft 232, and is used for limiting the torsion spring 231 on the rotating shaft 232 to prevent the torsion spring 231 from coming off from the rotating shaft 232.
Specifically, the limiting member 233 is a nut, and the rotating shaft 232 is connected with the nut in a threaded fit manner.
Alternatively, the upper housing 11 is integrally formed with the second guide slot 24, the first guide 25 and the first position-limiting portion 234.
Alternatively, the first guide slot hole 213, the moving member 21, the second guide 215, and the pushing part 212 are integrally formed.
Optionally, in this embodiment, the torsion spring 231, the rotating shaft 232 and the first limiting portion 234 are all disposed on a side of the moving member 21 away from the connection terminal.
Referring to fig. 10, optionally, in other embodiments, the torsion spring 231 and the rotating shaft 232 may also be disposed on a side of the moving member 21 close to the connection terminal, and the support arm of the torsion spring 231 directly abuts against the sidewall of the upper housing 11, so that the sidewall of the upper housing 11 can be used as the first limiting portion 234 in the previous embodiment, thereby reducing the number of components and simplifying the structure. In this embodiment, the moving member 21 can always have a tendency to move in the clockwise direction (the direction indicated by the arrow E in fig. 10) by the elastic force of the torsion spring 231.
The utility model discloses another aspect provides a circuit breaker, including casing 1 and the circuit board of setting in casing 1, still include foretell protection against electric shock mechanism.
Yet another aspect of the present invention provides a power distributor, which includes a case 100 and further includes the above-mentioned circuit breaker.
Optionally, the chassis 100 is provided with a second through hole 110, the second through hole 110 is disposed corresponding to the first through hole 111, and when the circuit breaker is installed in the chassis 100, the circuit breaker is installed in the chassis 100 along a direction indicated by an arrow C in fig. 1 and 3, or is detached from the chassis 100. When the circuit breaker is installed in the cabinet 100, the cabinet 100 presses the protrusion 211, so that the protrusion 211 is pressed into the housing 1 by the sidewall of the cabinet 100 until the first through hole 111 slides into the position where it is matched with the second through hole 110, and at this time, the protrusion 211 is ejected out of the first through hole 111 and the second through hole 110 under the elastic force of the torsion spring 231. The circuit breaker is opened when the protrusion 211 is retracted into the case 1, and closed when the protrusion 211 protrudes from the first and second through holes 111 and 110.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which all fall within the scope of the invention.
Claims (13)
1. An electric shock protection mechanism of a circuit breaker, comprising:
the circuit breaker comprises a moving piece (21) which is arranged in a shell (1) of the circuit breaker and can move relative to the shell (1);
a lug (211) arranged on the moving member (21) and capable of extending out of the housing (1);
a driver (22) mounted in the housing (1) and electrically connected to a circuit board of the circuit breaker;
the pushing part (212) is arranged on the moving part (21), and the pushing part (212) is positioned on one side of the driver (22) and is obliquely arranged relative to the driver (22);
when the circuit breaker is assembled or disassembled with a cabinet (100) of a distributor, the cabinet (100) can act on the lug (211) and push the lug (211) into the shell (1) so that the pushing part (212) moves and triggers the driver (22).
2. The electric shock protection mechanism of the circuit breaker according to claim 1, wherein the pushing portion (212) is disposed on one side of the moving member (21), one end of the pushing portion (212) away from the moving member (21) is provided with a circular arc surface (2121), and one side of the pushing portion (212) close to the actuator (22) is provided with a pushing inclined surface (2122) connected with the circular arc surface (2121).
3. The electric shock protection mechanism of a circuit breaker according to claim 2 wherein the pushing portion (212) is capable of pushing the contact arm of the actuator (22) to move in a first direction to trigger the actuator (22) when the pushing portion (212) moves.
4. The electric shock protection mechanism of a circuit breaker according to claim 3, wherein the pushing portion (212) is disposed to be inclined with respect to the moving member (21), a direction in which the moving member (21) moves with respect to the housing (1) is a second direction, and the first direction is disposed perpendicular to the second direction.
5. The electric shock protection mechanism of a circuit breaker according to claim 4, further comprising a first guide structure provided between said moving member (21) and said housing (1) and provided along said second direction for guiding said moving member (21).
6. The shock protection mechanism of a circuit breaker as claimed in claim 5, wherein said first guide structure comprises:
a first guide slot hole (213) provided on one of the moving member (21) and the housing (1);
a first guide member (25) disposed on the other of the moving member (21) and the housing (1) and corresponding to the first guide slot hole (213), wherein the first guide member (25) can extend into the first guide slot hole (213) and is slidably disposed relative to the first guide slot hole (213).
7. The electric shock preventing mechanism of a circuit breaker according to any one of claims 1-6, further comprising a second guide structure provided between the push portion (212) and the housing (1) and arranged in an oblique direction of the push portion (212) for guiding the push portion (212).
8. The anti-shock mechanism of a circuit breaker according to claim 7, wherein said second guide structure comprises:
a second guide slot hole (24) provided on one of the pushing portion (212) and the housing (1);
a second guide piece (215) arranged on the other one of the pushing part (212) and the shell (1) and corresponding to the second guide slotted hole (24), wherein the second guide piece (215) can extend into the second guide slotted hole (24) and is arranged in a sliding way relative to the second guide slotted hole (24).
9. The electric shock protection mechanism of circuit breaker according to claim 8, wherein the second guide member (215) is disposed between the pushing portion (212) and the moving member (21), a first side of the pushing portion (212) is provided with a first limit side (2151), a second side of the pushing portion (212) is provided with a second limit side (2152), the first side of the pushing portion (212) and the second side of the pushing portion (212) are both disposed between the pushing portion (212) and the moving member (21), the first side of the pushing portion (212) and the second side of the pushing portion (212) are disposed opposite to each other, the first limit side (2151) is disposed along an oblique direction of the pushing portion (212), the second limit side (2152) is disposed along a moving direction of the moving member (21), the second guide slot (24) is disposed on an inner wall of the housing (1), the second guide slot (24) includes a first limit side (242) and a second limit side (2152), the second limit side (2152) and the second limit side (215242) is slidably disposed parallel to the first limit side (242).
10. The electric shock protection mechanism of the circuit breaker according to any one of claims 1-6, further comprising an elastic reset structure (23), wherein the elastic reset structure (23) is disposed between the moving member (21) and the housing (1), and when the circuit breaker is mounted to the cabinet (100) and is in place, and when the circuit breaker is detached from the cabinet (100), the moving member (21) can be reset under the elastic force of the elastic reset structure (23), so that the protrusion (211) protrudes out of the housing (1).
11. The electric shock protection mechanism of circuit breaker according to claim 10, characterized in that said elastic return structure (23) comprises:
a torsion spring (231);
the rotating shaft (232) is arranged on the inner wall of the shell (1), and the torsion spring (231) is sleeved on the rotating shaft (232);
the first limiting part (234) is arranged on the inner wall of the shell (1), and the support force arm of the torsion spring (231) is abutted against the first limiting part (234);
and the second limiting part (214) is arranged on the moving part (21), and the free force arm of the torsion spring (231) is abutted against the second limiting part (214).
12. A circuit breaker comprising a housing (1) and a circuit board disposed within said housing (1), characterized by further comprising an electric shock protection mechanism according to any one of claims 1-11.
13. A power distributor comprising a cabinet (100), characterized in that it further comprises a circuit breaker according to claim 12.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210326344 | 2022-03-30 | ||
| CN2022103263446 | 2022-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217822608U true CN217822608U (en) | 2022-11-15 |
Family
ID=83024530
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210440098.7A Pending CN114999861A (en) | 2022-03-30 | 2022-04-25 | Electric shock prevention mechanism of circuit breaker, circuit breaker and distributor |
| CN202220967473.9U Active CN217822608U (en) | 2022-03-30 | 2022-04-25 | Electric shock prevention mechanism of circuit breaker, circuit breaker and distributor |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210440098.7A Pending CN114999861A (en) | 2022-03-30 | 2022-04-25 | Electric shock prevention mechanism of circuit breaker, circuit breaker and distributor |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN114999861A (en) |
-
2022
- 2022-04-25 CN CN202210440098.7A patent/CN114999861A/en active Pending
- 2022-04-25 CN CN202220967473.9U patent/CN217822608U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN114999861A (en) | 2022-09-02 |
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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 518000 Mn, floor 21, building 9, Baoneng Science Park, Qinghu village, Qinghu community, Longhua street, Longhua District, Shenzhen, Guangdong Province Patentee after: Guangdong Mailian Intelligent Electrical Co.,Ltd. Country or region after: China Address before: 518000 Mn, floor 21, building 9, Baoneng Science Park, Qinghu village, Qinghu community, Longhua street, Longhua District, Shenzhen, Guangdong Province Patentee before: SHENZHEN MAILIAN ELECTRONICS Co.,Ltd. Country or region before: China |