CN112071717A - Circuit breaker of easily operating - Google Patents
Circuit breaker of easily operating Download PDFInfo
- Publication number
- CN112071717A CN112071717A CN202011011633.4A CN202011011633A CN112071717A CN 112071717 A CN112071717 A CN 112071717A CN 202011011633 A CN202011011633 A CN 202011011633A CN 112071717 A CN112071717 A CN 112071717A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- main body
- circuit breaker
- breaker
- handle
- 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.)
- Granted
Links
- 230000003139 buffering effect Effects 0.000 claims description 8
- 238000010030 laminating Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000008569 process 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
- H01H71/10—Operating or release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/0214—Hand-held casings
- H01H9/0235—Hand-held casings specially adapted for remote control, e.g. of audio or video apparatus
- H01H9/0242—Protective enclosures; Cushioning means
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Breakers (AREA)
Abstract
The invention relates to the technical field of circuit breakers, in particular to an easy-to-operate circuit breaker, which comprises a circuit breaker main body and an insulating handle, wherein the top end and the bottom end of the circuit breaker main body are fixedly connected with buffer protection devices, the inner side of the front end of the circuit breaker main body is rotatably connected with the insulating handle, one end of the insulating handle is fixedly connected with an operating device, the operating device comprises a connecting frame, a limiting shaft, a fixing block, a first spring, an operating handle, a push rod, a first pull rope, a second pull rope and a through hole, the left end and the right end of the circuit breaker main body are fixedly connected with the fixing block, in the invention, through the connecting frame, the limiting shaft, the fixing block, the first spring, the operating handle, the push rod, the first pull rope, the second pull rope and the through hole, when the insulating handle needs to be adjusted, a user can adjust, the insulating handle is in an open state or a closed state, and the problem that the traditional insulating handle is inconvenient to operate is solved.
Description
Technical Field
The invention relates to the technical field of circuit breakers, in particular to a circuit breaker easy to operate.
Background
The circuit breaker is a switching device capable of closing, carrying and breaking a current under a normal circuit condition and closing, carrying and breaking a current under an abnormal circuit condition within a predetermined time, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the use range thereof, and the division of the high-voltage and low-voltage boundary lines is relatively fuzzy, and generally called a high-voltage electric appliance with a voltage of 3kV or more.
Most circuit breaker that exists on the existing market simple structure, the function is single, general circuit breaker all is installed in eminence secret department, in emergency, when the user need break off the circuit breaker, because insulating handle is small, the quick accurate disconnection circuit breaker of the person of not being convenient for, thereby convenient to use person's use, general circuit breaker does not possess the effect of buffering the wire simultaneously, cause the wire junction to appear struggling the phenomenon that drops easily, consequently, propose the circuit breaker of an easy operation to above-mentioned problem.
Disclosure of Invention
The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide a circuit breaker which is easy to operate.
In order to achieve the purpose, the invention provides the following technical scheme:
an easy-to-operate circuit breaker comprises a breaker main body and an insulating handle, wherein the top end and the bottom end of the breaker main body are fixedly connected with a buffering protection device, the inner side of the front end of the breaker main body is rotatably connected with the insulating handle, one end of the insulating handle is fixedly connected with an operating device, the operating device is fixedly connected with the breaker main body, the corners around the breaker main body are fixedly connected with a connecting device, one end of the breaker main body is fixedly connected with a lead, the lead penetrates through the buffering protection device, the operating device comprises a connecting frame, a limiting shaft, a fixing block, a first spring, an operating handle, a push rod, a first pull rope, a second pull rope and a through hole, the left end and the right end of the breaker main body are fixedly connected with the fixing block, one end of the fixing block is fixedly connected with the limiting shaft, and the outer side of the, the outside of spacing axle is provided with first spring, and the top and the bottom of first spring respectively with the carriage with be located the fixed block fixed connection of downside, the inboard fixedly connected with first stay cord in bottom of carriage, and first stay cord and insulated handle fixed connection, the inboard fixedly connected with second stay cord in top of carriage, and second stay cord and insulated handle fixed connection, the bottom central point department fixedly connected with push rod of position of carriage, the bottom fixedly connected with operation handle of push rod.
Preferably, the inner side of the connecting frame is provided with a through hole, and the limiting shaft is in sliding connection with the connecting frame through the through hole.
Preferably, when the insulated handle is in an open state, the first pull rope is in a vertical state, and the second pull rope is in a loose state.
Preferably, the buffering protection device comprises a guide shaft, a second spring, a limiting plate, an adjusting screw, a fixing ring, a bearing, a clamping ring, an anti-slip pad and a stop block, wherein the top end and the bottom end of the breaker main body are fixedly connected with the guide shaft, the outer side of the guide shaft is slidably connected with the limiting plate, the outer side of the guide shaft is fixedly connected with the stop block, one end of the stop block is fixedly connected with the second spring, the second spring is fixedly connected with the limiting plate, the one end of the limiting plate is fixedly connected with the fixing ring, the inner side of the front end of the fixing ring is spirally connected with the adjusting screw, the outer side of the rear end of the adjusting screw is fixedly connected with the bearing.
Preferably, the clamping ring is arranged in an arc shape.
Preferably, the rear end of the clamping ring is fixedly connected with a non-slip mat, and the non-slip mat is made of a rubber pad.
Preferably, connecting device includes first connecting seat, second connecting seat, dead screw, mounting panel, mounting hole, the equal fixedly connected with second connecting seat of corner all around of breaker main part the inboard of second connecting seat is provided with the mounting panel, the mounting hole has been seted up to the inboard of mounting panel, the inboard screwed connection of second connecting seat has the dead screw of lock, and the laminating of dead screw and mounting panel.
Preferably, the upper sides of the left end and the right end of the breaker main body are fixedly connected with first connecting seats, and the types of the first connecting seats are the same as those of the second connecting seats.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the connecting frame, the limiting shaft, the fixing block, the first spring, the operating handle, the push rod, the first pull rope, the second pull rope and the through hole, when the insulating handle needs to be adjusted, a user can adjust the position of the insulating handle through the action of the operating handle, so that the insulating handle is in an open state or a closed state, the problem that the traditional insulating handle is inconvenient to operate is solved, and the use of the user in an emergency is facilitated.
2. According to the invention, through the arrangement of the guide shaft, the second spring, the limiting plate, the adjusting screw, the fixing ring, the bearing, the clamping ring and the non-slip mat, the limiting and fixing of the wire are realized through the clamping ring, and when the wire is instantly pulled, the wire is buffered under the action of the second spring, so that the phenomenon that the wire is loosened and falls off from a joint of the wire and the breaker main body is prevented.
3. According to the invention, through the arrangement of the first connecting seat, the second connecting seat, the locking screw, the mounting plate and the mounting hole, a user can adjust the mounting position of the mounting plate according to the actual mounting condition, so that the mounting plate can be vertically mounted or horizontally mounted, and the applicability of the device is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic bottom view of the connecting frame of the present invention;
FIG. 3 is an enlarged view of the installation structure of the cushioning protection device of the present invention;
FIG. 4 is a schematic view of the bottom mounting structure of the clamp ring of the present invention.
In the figure: 1-an operating device, 101-a connecting frame, 102-a limiting shaft, 103-a fixing block, 104-a first spring, 105-an operating handle, 106-a push rod, 107-a first pull rope, 108-a second pull rope, 109-a through hole, 2-a buffer protection device, 201-a guide shaft, 202-a second spring, 203-a limiting plate, 204-an adjusting screw, 205-a fixing ring, 206-a bearing, 207-a clamping ring, 208-a non-slip mat, 209-a stop, 3-a connecting device, 301-a first connecting seat, 302-a second connecting seat, 303-a locking screw, 304-a mounting plate, 305-a mounting hole, 4-an interrupter main body, 5-an insulating handle and 6-a conducting wire.
Detailed Description
Example 1:
referring to fig. 1-4, the present invention provides a technical solution:
an easy-to-operate circuit breaker comprises a breaker main body 4 and an insulating handle 5, wherein the top end and the bottom end of the breaker main body 4 are fixedly connected with a buffering protection device 2, the inner side of the front end of the breaker main body 4 is rotatably connected with the insulating handle 5, one end of the insulating handle 5 is fixedly connected with an operating device 1, the operating device 1 is fixedly connected with the breaker main body 4, the corners around the breaker main body 4 are fixedly connected with a connecting device 3, one end of the breaker main body 4 is fixedly connected with a lead 6, the lead 6 penetrates through the buffering protection device 2, the operating device 1 comprises a connecting frame 101, a limiting shaft 102, a fixing block 103, a first spring 104, an operating handle 105, a push rod 106, a first pull rope 107, a second pull rope 108 and a through hole 109, the left end and the right end of the breaker main body 4 are fixedly connected with the fixing block 103, one end of the, the outside sliding connection of spacing axle 102 has the splice box 101, the outside of spacing axle 102 is provided with first spring 104, and the top and the bottom of first spring 104 respectively with splice box 101 with be located the fixed block 103 fixed connection of downside, the inboard fixedly connected with first stay cord 107 in bottom of splice box 101, and first stay cord 107 and insulating handle 5 fixed connection, the inboard fixedly connected with second stay cord 108 in top of splice box 101, and second stay cord 108 and insulating handle 5 fixed connection, the bottom central point fixedly connected with push rod 106 of splice box 101 department, the bottom fixedly connected with operation handle 105 of push rod 106, be convenient for remove push rod 106 through operation handle 105.
The inner side of the connecting frame 101 is provided with a through hole 109, the limit shaft 102 is in sliding connection with the connecting frame 101 through the through hole 109, the connecting frame 101 can conveniently slide on the outer side of the limit shaft 102, when the insulating handle 5 is in an open state, the first pull rope 107 is in a vertical state, the second pull rope 108 is in a loose state, when the short circuit of the breaker main body 4 is ensured, the first pull rope 107 and the second pull rope 108 cannot automatically trip off the insulating handle 5, the buffer protection device 2 comprises a guide shaft 201, a second spring 202, a limit plate 203, an adjusting screw 204, a fixing ring 205, a bearing 206, a clamping ring 207, a non-slip mat 208 and a stop dog 209, the top end and the bottom end of the breaker main body 4 are both fixedly connected with the guide shaft 201, the outer side of the guide shaft 201 is in sliding connection with the limit plate 203, the outer side of the guide shaft 201 is fixedly connected with the stop dog 209, one end of the, one end of the limit plate 203 is fixedly connected with a fixed ring 205, the inner side of the front end of the fixed ring 205 is spirally connected with an adjusting screw 204, the outer side of the rear end of the adjusting screw 204 is fixedly connected with a bearing 206, the outer side of the bearing 206 is fixedly connected with a clamping ring 207, the rotation between the adjusting screw 204 and the clamping ring 207 is facilitated through the bearing 206, the clamping ring 207 is arranged in an arc shape, the limiting of the lead 6 is facilitated through the clamping ring 207, the rear end of the clamping ring 207 is fixedly connected with a non-slip mat 208, the non-slip mat 208 is made of rubber pads, the friction force between the clamping ring 207 and the lead 6 can be increased through the non-slip mat 208, the connecting device 3 comprises a first connecting seat 301, a second connecting seat 302, a locking screw 303, a mounting plate 304 and a mounting hole 305, the inner sides of the second connecting seat 302 and the second connecting seat, the inboard screwed connection of second connecting seat 302 has dead screw 303 of lock, and dead screw 303 of lock laminates with mounting panel 304, and the equal fixedly connected with first connecting seat 301 of both ends upside about breaker main body 4, and the model of first connecting seat 301 is the same with the model of second connecting seat 302, is convenient for change mounting panel 304's fixed mode through the position of change mounting panel 304.
The working process is as follows: in the invention, a user firstly adjusts the position of the mounting plate 304 according to the actual mounting condition of the breaker body 4, when the user needs to vertically use the mounting plate 304, the user places the mounting plate 304 at the inner side of the second connecting seat 302, then the mounting plate 304 is limited by the locking screw 303, so that the mounting plate 304 and the second connecting seat 302 do not move relatively, then the user can fix the mounting plate 304 and external connecting equipment together through the mounting hole 305, simultaneously, when the user works to fixedly connect the lead and the breaker body 4 together, the user enables the lead 6 to pass through the fixing ring 205 and the clamping ring 207, then the user enables the clamping ring 207 with the anti-slip pad 208 to gradually and tightly fit with the lead 6 through the adjusting screw 204, so that the lead 6 cannot relatively slide with the fixing ring 205 and the clamping ring 207, and meanwhile, one end of the lead 6 is reserved between the fixing ring 205 and the breaker body 4, when a user needs to adjust the position of the insulated handle 5, for example, when the insulated handle 5 is pulled down, the user pulls the push rod 106 downward through the operating handle 105, then the push rod 106 drives the connecting frame 101 to slide downward along the limiting shaft 102, and at the same time, the connecting frame 101 extrudes the first spring 104, the connecting frame 101 pulls the first pull rope 107 downward while moving downward, and at the same time, the first pull rope 107 gradually pulls the insulated handle 5 downward, and the insulated handle 5 rotates from the top to the bottom, so that the insulated handle 5 is in a disconnected state, after the operating handle 105 is released, the connecting frame 101 resets again under the action of the first spring 104 to wait for the next use, when the wire 6 is pulled suddenly, the wire 6 drives the fixing ring 205 and the limiting plate 203 to slide along the guiding shaft under the interaction of the clamping ring 207, the anti-skid pad 208 and the fixing ring 205, meanwhile, the second spring 202 can buffer the limiting plate 203, so that the force applied to the wire 6 is reduced, and the phenomenon that the wire 6 is stressed to fall off excessively from the connection part of the breaker main body 4 can be prevented, so that the wire 6 is protected.
The same parts of embodiment 2 as those of embodiment 1 are not described again, except that when the mounting plate 304 needs to be used horizontally, a user puts the mounting plate 304 inside the first connecting base 301, and then stops the mounting plate 304 by the locking screw 303, so that the mounting plate 304 and the first connecting base 301 do not move relatively, and then the user can fix the mounting plate 304 and an external connecting device together through the mounting hole 305.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (8)
1. An easy-to-operate circuit breaker includes a breaker main body (4) and an insulating handle (5), characterized in that: the top end and the bottom end of the breaker main body (4) are both fixedly connected with a buffering protection device (2), the inner side of the front end of the breaker main body (4) is rotatably connected with an insulating handle (5), one end of the insulating handle (5) is fixedly connected with an operating device (1), the operating device (1) is fixedly connected with the breaker main body (4), the corners around the breaker main body (4) are fixedly connected with connecting devices (3), one end of the breaker main body (4) is fixedly connected with a lead (6), the lead (6) penetrates through the buffering protection device (2), the operating device (1) comprises a connecting frame (101), a limiting shaft (102), a fixing block (103), a first spring (104), an operating handle (105), a push rod (106), a first pull rope (107), a second pull rope (108) and a through hole (109), the left end and the right end of the breaker main body (4) are both fixedly connected with the fixing block (103), the utility model discloses a spacing fixed knot of fixed block (103) is put, including fixed block (103), the one end fixedly connected with spacing axle (102), the outside sliding connection of spacing axle (102) has connecting frame (101), the outside of spacing axle (102) is provided with first spring (104), and the top and the bottom of first spring (104) respectively with connecting frame (101) and fixed block (103) fixed connection who is located the downside, the inboard fixedly connected with first stay cord (107) in bottom of connecting frame (101), and first stay cord (107) and insulating handle (5) fixed connection, the inboard fixedly connected with second stay cord (108) in top of connecting frame (101), and second stay cord (108) and insulating handle (5) fixed connection, the bottom central point fixedly connected with push rod (106) of bottom of connecting frame (101), the bottom fixedly connected with operation handle (105) of push rod (106).
2. An easy-to-operate circuit breaker as claimed in claim 1, characterized in that: the inner side of the connecting frame (101) is provided with a through hole (109), and the limiting shaft (102) is connected with the connecting frame (101) in a sliding mode through the through hole (109).
3. An easy-to-operate circuit breaker as claimed in claim 1, characterized in that: when the insulated handle (5) is in an open state, the first pull rope (107) is in a vertical state at the moment, and the second pull rope (108) is in a loose state.
4. An easy-to-operate circuit breaker as claimed in claim 1, characterized in that: the buffer protection device (2) comprises a guide shaft (201), a second spring (202), a limiting plate (203), an adjusting screw (204), a fixing ring (205), a bearing (206), a clamping ring (207), an anti-slip pad (208) and a stop block (209), wherein the top end and the bottom end of the breaker main body (4) are fixedly connected with the guide shaft (201), the outer side of the guide shaft (201) is slidably connected with the limiting plate (203), the outer side of the guide shaft (201) is fixedly connected with the stop block (209), one end of the stop block (209) is fixedly connected with the second spring (202), the second spring (202) is fixedly connected with the limiting plate (203), one end of the limiting plate (203) is fixedly connected with the fixing ring (205), the inner side of the front end of the fixing ring (205) is spirally connected with the adjusting screw (204), and the outer side of the rear end of the adjusting screw (204), and a clamping ring (207) is fixedly connected to the outer side of the bearing (206).
5. An easy-to-operate circuit breaker according to claim 4, characterized in that: the clamping ring (207) is arranged in an arc shape.
6. An easy-to-operate circuit breaker according to claim 4, characterized in that: the rear end of the clamping ring (207) is fixedly connected with a non-slip pad (208), and the non-slip pad (208) is made of a rubber pad.
7. An easy-to-operate circuit breaker as claimed in claim 1, characterized in that: connecting device (3) include first connecting seat (301), second connecting seat (302), dead screw of lock (303), mounting panel (304), mounting hole (305), the equal fixedly connected with second connecting seat (302) of corner all around of breaker main part (4) the inboard of second connecting seat (302) is provided with mounting panel (304), mounting hole (305) have been seted up to the inboard of mounting panel (304), the inboard screwed connection of second connecting seat (302) has dead screw of lock (303), and dead screw of lock (303) and mounting panel (304) laminating.
8. An easy-to-operate circuit breaker as claimed in claim 7, characterized in that: the breaker comprises a breaker body (4), wherein the upper sides of the left end and the right end of the breaker body (4) are fixedly connected with first connecting seats (301), and the models of the first connecting seats (301) are the same as those of second connecting seats (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011011633.4A CN112071717B (en) | 2020-09-23 | 2020-09-23 | Circuit breaker easy to operate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011011633.4A CN112071717B (en) | 2020-09-23 | 2020-09-23 | Circuit breaker easy to operate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112071717A true CN112071717A (en) | 2020-12-11 |
| CN112071717B CN112071717B (en) | 2023-05-05 |
Family
ID=73682558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011011633.4A Active CN112071717B (en) | 2020-09-23 | 2020-09-23 | Circuit breaker easy to operate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112071717B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2428860Y (en) * | 2000-04-22 | 2001-05-02 | 深圳市锦得利实业发展有限公司 | Leakage-breaker resetting device |
| KR20080000857U (en) * | 2006-10-31 | 2008-05-07 | 현대중공업 주식회사 | The trip device by manual operation of hydraulic drive mechanism of GIS |
| CN104637742A (en) * | 2013-11-11 | 2015-05-20 | Ls产电株式会社 | Handle operating device for circuit breaker |
| CN205900473U (en) * | 2016-07-07 | 2017-01-18 | 上海德力西开关有限公司乐清电气分公司 | Small -size high -breaking circuit breaker |
| CN206179810U (en) * | 2016-11-13 | 2017-05-17 | 福建宏安电气有限公司 | A termination for cutting off power supply ware |
| CN207218101U (en) * | 2017-08-24 | 2018-04-10 | 北京华电瑞通电力工程技术有限公司 | A kind of close/open machine of drawer cabinet breaker |
| CN210015829U (en) * | 2019-05-29 | 2020-02-04 | 广东电网有限责任公司 | Electric switching-on and switching-off device of air circuit breaker |
| CN210837629U (en) * | 2019-05-06 | 2020-06-23 | 薛路 | Quick wiring protection device mechanism convenient to air switch leakage circuit breaker |
-
2020
- 2020-09-23 CN CN202011011633.4A patent/CN112071717B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2428860Y (en) * | 2000-04-22 | 2001-05-02 | 深圳市锦得利实业发展有限公司 | Leakage-breaker resetting device |
| KR20080000857U (en) * | 2006-10-31 | 2008-05-07 | 현대중공업 주식회사 | The trip device by manual operation of hydraulic drive mechanism of GIS |
| CN104637742A (en) * | 2013-11-11 | 2015-05-20 | Ls产电株式会社 | Handle operating device for circuit breaker |
| CN205900473U (en) * | 2016-07-07 | 2017-01-18 | 上海德力西开关有限公司乐清电气分公司 | Small -size high -breaking circuit breaker |
| CN206179810U (en) * | 2016-11-13 | 2017-05-17 | 福建宏安电气有限公司 | A termination for cutting off power supply ware |
| CN207218101U (en) * | 2017-08-24 | 2018-04-10 | 北京华电瑞通电力工程技术有限公司 | A kind of close/open machine of drawer cabinet breaker |
| CN210837629U (en) * | 2019-05-06 | 2020-06-23 | 薛路 | Quick wiring protection device mechanism convenient to air switch leakage circuit breaker |
| CN210015829U (en) * | 2019-05-29 | 2020-02-04 | 广东电网有限责任公司 | Electric switching-on and switching-off device of air circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112071717B (en) | 2023-05-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109524886A (en) | A kind of electric power electric switchgear emergency opening press button protecting device | |
| CN112071717A (en) | Circuit breaker of easily operating | |
| CN205211624U (en) | A circuit breaker closes branch brake gear for cubical switchboard | |
| CN206672847U (en) | It is a kind of to operate light non-maintaining disconnecting switch | |
| CN204289288U (en) | A kind of intelligent universal circuit breaker | |
| CN115938833A (en) | Anti-misoperation device for separating brake of high-low voltage power distribution cabinet | |
| CN213845561U (en) | Low-voltage cable connecting device | |
| CN214476473U (en) | Aluminum alloy cable with multilayer protection structure | |
| CN201465880U (en) | Vacuum feed switch with bistable double-coil permanent magnet mechanism | |
| CN210273594U (en) | UPS power cabinet | |
| CN210577746U (en) | Mains supply overvoltage and undervoltage protector | |
| CN203165795U (en) | Novel outdoor high voltage vacuum circuit breaker | |
| CN218182150U (en) | Anti-static circuit breaking protector | |
| CN213184159U (en) | Automatic electric switch based on electric field | |
| CN206820347U (en) | A kind of solid insulation cabinet with isolation knife static contact integrated cable cone | |
| CN200976457Y (en) | Electrical distribution box with protection door | |
| CN206340472U (en) | One kind is rotatably inserted into formula disconnecting switch earthing knife-switch | |
| CN104485263A (en) | Intelligent type universal circuit breaker | |
| CN214897739U (en) | Cable with dampproofing function | |
| CN216719838U (en) | Protection type moulded case circuit breaker | |
| CN209170471U (en) | A kind of not easily damaged speech recognition building speakerphone | |
| CN211700119U (en) | Transmission device for high-voltage circuit breaker | |
| CN204130977U (en) | A kind of handcart type high-voltage switch cabinet tool interlocking device | |
| CN218771173U (en) | Bus duct with protective structure | |
| CN103928252B (en) | The interlocking device of a kind of isolating switch and circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A circuit breaker that is easy to operate Effective date of registration: 20231106 Granted publication date: 20230505 Pledgee: China Co. truction Bank Corp Yiyang branch Pledgor: Huaxiang XiangNeng Technology Co.,Ltd. Registration number: Y2023980063452 |