CN214099548U - Handle padlock device for circuit breaker - Google Patents

Handle padlock device for circuit breaker Download PDF

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Publication number
CN214099548U
CN214099548U CN202120108360.9U CN202120108360U CN214099548U CN 214099548 U CN214099548 U CN 214099548U CN 202120108360 U CN202120108360 U CN 202120108360U CN 214099548 U CN214099548 U CN 214099548U
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China
Prior art keywords
locking
limiting
circuit breaker
piece
main
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Active
Application number
CN202120108360.9U
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Chinese (zh)
Inventor
林诗艺
郑凯元
陈俊斌
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Xiamen Shihlin Electric & Engineering Corp
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Xiamen Shihlin Electric & Engineering Corp
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Priority to CN202120108360.9U priority Critical patent/CN214099548U/en
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Abstract

The utility model relates to a handle padlock device for circuit breaker, circuit breaker have the switch lever of reciprocating switch-over between the on-off position and separating brake position, including locating part and the locking part of setting on the circuit breaker, the locking part has a locking part, the locating part has a spacing baffle and is used for the lock solid cooperation portion with the locking part of locking part, the locating part is the movable setting, and can switch over between first position and second position; when the circuit breaker is at the first position, the lock cooperation portion of locating part and the lock cooperation portion cooperation of locking part realize the lock of locating part spacing, the limit baffle of locating part is located between the separating brake position and the closing brake position of circuit breaker, can effectively restrict the switch lever to stir to the closing brake position direction, prevents artificial mistake and touches, provides reliable assurance for circuit maintenance and safety.

Description

Handle padlock device for circuit breaker
Technical Field
The utility model relates to a low pressure electrical technology field, concretely relates to handle padlock device for circuit breaker.
Background
Present plastic casing formula circuit breaker market scale is big, application range is wide, and convenient operation, but in the circuit overhaul time or the use, the circuit breaker handle is pulled by other people mistake easily, leads to the mistake risk of closing a floodgate, influences the break-make electricity condition, and during the normal protection separating brake of switch, also can not very clearly distinguish the on-off state, the safety protection layer level is lower, to maintainer, there is very big potential safety hazard, consequently prevent that the maloperation device is one of the necessary optional safety annex of circuit breaker trade.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a handle padlock device for circuit breaker, through to the rational design to the outside padlock spare part structure of handle padlock device for circuit breaker, solve the circuit breaker handle and easily pull by other people mistake, lead to the problem of mistake combined floodgate, make clear and more clear distinguish on-off state simultaneously, further improve circuit's safety protection.
In order to solve the above problem, the utility model discloses a handle padlock device for circuit breaker, circuit breaker have the switch lever of reciprocal switching between the on-off position and separating brake position, its characterized in that: the circuit breaker comprises a limiting piece and a locking piece, wherein the limiting piece and the locking piece are arranged on the circuit breaker, the locking piece is provided with a locking part, the limiting piece is provided with a limiting baffle and a locking matching part used for matching with the locking part of the locking piece, and the limiting piece is movably arranged and can be switched between a first position and a second position;
when the circuit breaker is at the first position, the locking matching part of the limiting part is matched with the locking part of the locking part to realize locking and limiting of the limiting part, and the limiting baffle of the limiting part is positioned between the opening position and the closing position of the circuit breaker to limit the switching of the switch handle between the opening position and the closing position;
when the switch handle is in the second position, the locking matching part of the limiting part is separated from the locking part of the locking part, and the limiting baffle of the limiting part is separated from the switching track of the switch handle.
The circuit breaker is under the circuit maintenance condition, limit baffle is located between the position of closing a floodgate and the position of separating brake, can effectively restrict the switch lever to stir to the regional direction of closing a floodgate, prevents that the people from leading to taking place the power consumption accident because of the maloperation, provides reliable assurance for circuit maintenance and safe operation.
The locking part comprises a locking main body and a locking part, the locking main body is fixed on the circuit breaker, the locking part comprises a protruding piece arranged on the locking main body and a lock used for being matched with the protruding piece, a lock hole is formed in the protruding piece, the locking matching part of the limiting part is a slotted hole matched with the protruding piece, the limiting part is embedded on the protruding piece through the slotted hole in the first position, and the lock is locked in the lock hole of the protruding piece to realize locking limiting of the limiting part.
The limiting part is hinged to the limiting part, the limiting part drives the limiting baffle and the lock matching part to switch between the first position and the second position along the swinging of the hinged shaft, the setting can be more convenient and labor-saving, and the brake position area of the circuit breaker 4 can be more visually seen when the second position is arranged.
Wherein, the lock solid main part is "pi" font, include with circuit breaker fixed connection's fixed bolster and be located respectively the first spacing piece and the spacing piece of second of fixed bolster bottom left and right sides, the protruding piece is formed on the spacing piece of second, first spacing piece with form in the middle of the spacing piece of second and step down the gliding space of switch lever, so set up, can also realize firm effect by the at utmost when reaching simple pleasing to the eye effect.
The locking main body and the circuit breaker are provided with corresponding connecting holes, and the locking main body and the circuit breaker further comprise connecting pieces, the connecting pieces penetrate through the corresponding connecting holes to fix the locking main body on the circuit breaker, and for simplicity and convenience in installation, the connecting pieces are screws, and the locking main body is fixed on the circuit breaker by penetrating through the screws into the corresponding connecting holes.
Wherein, in order to be able to adapt to the circuit breakers of various models and properly adjust the assembly distance and calibrate the fixed position, the connecting hole on the locking main body is a long slotted hole.
In order to ensure the installation stability of the locking main body, the number of the connecting holes in the locking main body is not less than 2.
The limiting part comprises a 7-shaped limiting main body, a locking matching part and a limiting baffle, the limiting main body corresponds to the periphery of the movable area of the switch handle, the locking matching part is formed on the limiting main body, and the limiting baffle is connected to the limiting main body and extends to the movable area of the switch handle. The limiting main body of "7" font can with locking part 1 coincides basically under the locking state, shelters from inner structure, does not have the screw phenomenon that exposes for the appearance is whole succinct more pleasing to the eye, and shelters from the screw design, can prevent effectively that non professional from dismantling at will, also can let simultaneously and be located switch handle's active area makes can follow outside directly perceived clearly and definitely under first position locking state and distinguish switch floodgate position state, further improves the safety protection level.
When the gate is in the first position, in order to avoid blocking the switch state and obtain a wider field of view of the gate, the limiting baffle is bent outwards in a 7 shape and is connected to the limiting main body.
The circuit breaker is characterized in that the circuit breaker is further provided with a tripping position, the switch handle is located between the opening position and the closing position when the tripping position is located, and when the limiting part is located at the first position, the limiting baffle of the limiting part is located between the opening position and the tripping position or between the closing position and the tripping position of the circuit breaker. Under the circuit maintenance condition, limit baffle 22 is located between tripping position and the separating brake position, can effectively restrict switch handle 41 and stir to the regional direction of combined floodgate, prevents that the people from leading to taking place the power consumption accident for the maloperation, provides reliable assurance for circuit maintenance and safe operation, when at the combined floodgate position, when meetting circuit fault, switch handle 41 can be stirred the tripping position by the combining brake position, from not influencing circuit fault protection action (switch TRIP), further ensure circuit safety. Of course, in other embodiments, the circuit breaker 4 may not be tripped, and only when the circuit fails, the circuit cannot be opened and closed in time, which is difficult to ensure the safety of the circuit.
The utility model discloses following beneficial effect has:
the utility model discloses a limit baffle that sets up on the locating part with be used for with the solid complex lock solid cooperation portion of locking part, when first position, the lock solid cooperation portion of locating part and the solid cooperation of the lock of locking part realize that the lock solid of locating part is spacing, under the circuit maintenance condition, switch handle is in the separating brake position, and limit baffle can effectively restrict switch handle and stir to closing brake position direction, prevents that the people from leading to taking place the power consumption accident for maloperation, provides reliable assurance for circuit maintenance and safe operation.
Drawings
FIG. 1 is a schematic view of the locking member and the limiting member of the padlock device with a handle according to the present embodiment;
FIG. 2 is a schematic view of the handle padlock device of this embodiment;
FIG. 3 is a schematic diagram of the circuit breaker open position in the present embodiment;
FIG. 4 is a schematic diagram of a breaker closing position in the present embodiment;
fig. 5 is a schematic diagram of the circuit trip bit in the present embodiment.
In the figure: 1. the locking device comprises a locking piece, 11 parts of a fixing bracket, 12 parts of a first limiting piece, 13 parts of a second limiting piece, 14 parts of a locking part, 15 parts of a lock hole, 111 parts of a connecting hole and 112 parts of a connecting piece; 2. the limiting piece, 21, the limiting body, 22, the limiting baffle, 23, the locking matching part and 24, the buckle protruding part; 3. lockset, 4, breaker, 41, switch handle.
Detailed Description
To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 5, as a preferred embodiment of the present invention, there is provided a handle padlock device for a circuit breaker, in which a circuit breaker 4 has a switch handle 41 that is reciprocally switched between a closing position and an opening position, and is characterized in that: the circuit breaker comprises a limiting piece 2 and a locking piece 1 which are arranged on a circuit breaker 4, wherein the locking piece 1 is provided with a locking part 14, the limiting piece 2 is provided with a limiting baffle 22 and a locking matching part 23 which is used for matching with the locking part 14 of the locking piece 1, and the limiting piece 2 is movably arranged and can be switched between a first position and a second position;
in the first position, the locking matching portion 23 of the limiting member 5 is matched with the locking portion 14 of the locking member 1 to realize locking and limiting of the limiting member 2, and the limiting baffle 22 of the limiting member 2 is located between the opening position and the closing position of the circuit breaker 4 to limit the switch handle 41 to switch between the opening position and the closing position;
in the second position, the locking engagement portion 23 of the limiting member 2 is disengaged from the locking portion 14 of the locking member, and the limiting baffle 22 of the limiting member 2 is disengaged from the switching track of the switch handle 41.
Under the circuit maintenance condition of the circuit breaker 4, the limit baffle 22 is located between the switching-on position and the switching-off position, and can effectively limit the switch handle 41 to be shifted towards the switching-on area, so that the power utilization accident caused by manual misoperation is prevented, and reliable guarantee is provided for circuit maintenance and safe operation.
Preferably, the locking part 1 includes a locking main body and a locking part 14, the locking main body is fixed on the circuit breaker 4, the locking part 14 includes a protruding piece arranged on the locking main body and a lock 3 used for being matched with the protruding piece, a locking hole 15 is arranged on the protruding piece, a locking matching part 23 of the limiting part 2 is a slotted hole matched with the protruding piece, when in a first position, the limiting part 2 is embedded on the protruding piece through the slotted hole, the lock 3 is locked in the locking hole 15 of the protruding piece to realize locking limiting of the limiting part 2, certainly, when in the first position, the limiting part 2 and the locking part 1 can be arranged in the same direction, the locking part 14 and the locking matching part 23 have the same locking hole in the same direction, and the lock 3 is locked in two locking holes to realize locking limiting of the limiting part 2.
Of course, in other embodiments, the locking portion 14 may be a card connector, the locking mating portion 23 is a card socket corresponding to the card connector, and in the first position, the card connector is clamped and fixed corresponding to the card socket. Similarly, the locking mating portion 23 may be a male buckle, the locking seat is a female buckle, and the male buckle and the female buckle are correspondingly locked and fixed.
Wherein, locating part 2 is articulated the setting, locating part 2 drives limit baffle 22 and lock solid cooperation portion 23 along the swing of articulated shaft and switches between primary importance and second place, and the setting can be more convenient laborsaving like this, and when the second place, can more directly perceivedly see clearly the floodgate position region of circuit breaker 4, certainly, in other embodiments, locating part 2 comes sliding connection through the slip subassembly along upper and lower both ends, through locating part 2 for the gliding mode around locking part 1 realizes that limit baffle 22 switches between primary importance and second place, and this kind of mode setting is when the second place, can partially shelter from the floodgate position region of circuit breaker 4.
Wherein, the lock solid main part is "pi" font, include with 4 fixed connection's of circuit breaker fixed bolster 11 and be located respectively the first spacing piece 12 and the spacing piece 13 of second of the 11 bottom left and right sides of fixed bolster, the protruding piece is formed on the spacing piece 13 of second, first spacing piece 12 with form in the middle of the spacing piece 13 of second and step down the gliding space of switch handle 41, so set up, can also the at utmost realize firm effect when reaching simple pleasing to the eye effect, certainly, the lock solid main part is "mouth" font, can form the gliding space of stepping down of closing handle 41 can, only brief pleasing to the eye inadequately.
The locking body and the circuit breaker 4 are provided with corresponding connecting holes 111, and the locking body and the circuit breaker 4 further include connecting pieces, the connecting pieces penetrate through the corresponding connecting holes 111 to fix the locking body on the circuit breaker 4, preferably, for simple installation, the connecting pieces are screws, and the locking body is fixed on the circuit breaker 4 by penetrating the screws into the corresponding connecting holes 111.
The connecting holes 111 in the locking main body are long slotted holes, so that the locking main body can be adapted to various types of circuit breakers, and meanwhile, the assembling distance can be properly adjusted to calibrate a fixed position.
Wherein, the connecting hole 111 on the locking main part is no less than 2, has brief aesthetic feeling when can reaching the most basic stable balance effect concurrently, and easy loading and unloading, of course, in other embodiments, also can have 3 connecting holes 111, can reach the fixed action can, only loading and unloading are more loaded down with trivial details.
The limiting member 2 includes a 7-shaped limiting main body 21, a locking matching portion 23 and a limiting baffle 22, the limiting main body 21 corresponds to the periphery of the movable region of the switch handle 41, the locking matching portion 23 is formed on the limiting main body, and the limiting baffle 22 is connected to the limiting main body 21 and extends to the movable region of the switch handle 41. The limiting main body of "7" font can with locking part 1 coincides basically under the locking state, shelters from inner structure, does not have the screw phenomenon that exposes for the appearance is whole succinct more pleasing to the eye, and shelters from the screw design, can prevent effectively that non professional from dismantling at will, also can let simultaneously and be located the active area of switch handle 41 makes can follow outside directly perceived clearly and definitely under the first position locking state and distinguish switch floodgate position state, further improves the safety protection level.
Wherein, limit baffle 22 for "7" font outwards bend connect in on the spacing main part, limit baffle 22 bends the structural design who steps down and can avoid sheltering from the on-off state, improves visual space.
Preferably, in this embodiment, the circuit breaker 4 further has a tripping position, and when the tripping position is located, the switch handle 41 is located between the opening position and the closing position, and when the limiting member 2 is located at the first position, the limiting baffle 22 of the limiting member 2 is located between the opening position and the tripping position of the circuit breaker 4, or located between the closing position and the tripping position, and under the condition of circuit maintenance, the limiting baffle 22 is located between the tripping position and the opening position, so that the switch handle 41 can be effectively limited from being shifted to the closing region direction, thereby preventing the occurrence of power utilization accidents due to manual misoperation, and providing reliable guarantee for circuit maintenance and safe operation. Of course, in other embodiments, the circuit breaker 4 may not be tripped, and only when the circuit fails, the circuit cannot be opened and closed in time, which is difficult to ensure the safety of the circuit.
The operation process is as follows:
under the circuit maintenance condition, switch handle 41 is in the separating brake position, locating part 2 with locking part 1 overlaps, the protrusion piece embedding the slotted hole, tool to lock 3 with when lockhole 15 looks lock joint, circuit breaker 4 is under the lock-out state, and limit baffle 22 can effectively restrict switch handle 41 and stir to the closing position direction, prevents that the people from operating by mistake and leading to taking place the power consumption accident, and only when maintaining the end, it will to open tool to lock 3 the rotatory swing of locating part 2 just can with switch handle 41 stirs to the closing position direction, when circuit breaker 4 is at the closing position, when meetting circuit fault, switch handle 41 can be stirred the tripping position by the closing position to do not influence circuit fault protection action (switch TRIP), further ensure circuit safety.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A handle padlock device for a circuit breaker having a switch handle that toggles between an on position and an off position, characterized in that: the circuit breaker comprises a limiting piece and a locking piece, wherein the limiting piece and the locking piece are arranged on the circuit breaker, the locking piece is provided with a locking part, the limiting piece is provided with a limiting baffle and a locking matching part used for matching with the locking part of the locking piece, and the limiting piece is movably arranged and can be switched between a first position and a second position;
when the circuit breaker is at the first position, the locking matching part of the limiting part is matched with the locking part of the locking part to realize locking and limiting of the limiting part, and the limiting baffle of the limiting part is positioned between the opening position and the closing position of the circuit breaker to limit the switching of the switch handle between the opening position and the closing position;
when the switch handle is in the second position, the locking matching part of the limiting part is separated from the locking part of the locking part, and the limiting baffle of the limiting part is separated from the switching track of the switch handle.
2. The handle padlock device for circuit breakers according to claim 1, characterized in that: the locking part comprises a locking main body and a locking part, the locking main body is fixed on the circuit breaker, the locking part comprises a protruding piece arranged on the locking main body and a lock used for being matched with the protruding piece, a lock hole is formed in the protruding piece, the locking matching part of the limiting part is a slotted hole matched with the protruding piece, the limiting part is embedded on the protruding piece through the slotted hole in the first position, and the lock is locked in the lock hole of the protruding piece to realize locking limiting of the limiting part.
3. A handle padlock device for circuit breakers, according to claim 1 or 2, characterized in that: the limiting part is hinged, and the limiting part drives the limiting baffle and the locking matching part to switch between a first position and a second position along the swinging of the hinged shaft.
4. The handle padlock device for circuit breakers according to claim 2, characterized in that: the lock solid main part is "pi" font, include with circuit breaker fixed connection's fixed bolster and be located respectively the first spacing piece and the spacing piece of second of fixed bolster bottom left and right sides, the lug boss is formed on the spacing piece of second, first spacing piece with form in the middle of the spacing piece of second and step down the gliding space of switch handle.
5. The handle padlock device for circuit breakers according to claim 2, characterized in that: the locking main body and the circuit breaker are provided with corresponding connecting holes, and the locking main body and the circuit breaker further comprise connecting pieces, wherein the connecting pieces penetrate through the corresponding connecting holes to fix the locking main body on the circuit breaker.
6. The handle padlock device for circuit breakers, according to claim 5, characterized in that: the connecting hole on the locking main body is a long slotted hole.
7. The handle padlock device for circuit breakers, according to claim 5, characterized in that: the number of the connecting holes on the locking main body is not less than 2.
8. The handle padlock device for circuit breakers according to claim 1, characterized in that: the limiting part comprises a 7-shaped limiting main body, a locking matching part and a limiting baffle, the limiting main body corresponds to the periphery of the movable region of the switch handle, the locking matching part is formed on the limiting main body, and the limiting baffle is connected to the limiting main body and extends to the movable region of the switch handle.
9. The handle padlock device for circuit breakers, according to claim 8, characterized in that: the limiting baffle is bent outwards in a 7 shape and is connected to the limiting main body.
10. The handle padlock device for circuit breakers according to claim 1, characterized in that: the circuit breaker still has the tripping position, and when being in the tripping position, the switch lever is located between separating brake position and the combined brake position, and when the locating part was in the first position, the limit baffle of locating part was located between the separating brake position and the tripping position of circuit breaker, perhaps was located between combined brake position and the tripping position.
CN202120108360.9U 2021-01-15 2021-01-15 Handle padlock device for circuit breaker Active CN214099548U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120108360.9U CN214099548U (en) 2021-01-15 2021-01-15 Handle padlock device for circuit breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120108360.9U CN214099548U (en) 2021-01-15 2021-01-15 Handle padlock device for circuit breaker

Publications (1)

Publication Number Publication Date
CN214099548U true CN214099548U (en) 2021-08-31

Family

ID=77438716

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120108360.9U Active CN214099548U (en) 2021-01-15 2021-01-15 Handle padlock device for circuit breaker

Country Status (1)

Country Link
CN (1) CN214099548U (en)

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