CN109950099A - A kind of circuit emergency protective device - Google Patents
A kind of circuit emergency protective device Download PDFInfo
- Publication number
- CN109950099A CN109950099A CN201910252594.8A CN201910252594A CN109950099A CN 109950099 A CN109950099 A CN 109950099A CN 201910252594 A CN201910252594 A CN 201910252594A CN 109950099 A CN109950099 A CN 109950099A
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- extends
- wall
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Abstract
The invention discloses a kind of circuit emergency protective devices, the bottom plate that extends including left and right and the device frame for bottom plate top end face is set or so extending, the bottom plate bilateral symmetry is equipped with the screw slots communicated up and down, the screw slots are threadedly engaged the fixing screws for being connected with and extending up and down, described device frame top end face is installed with spindle housing, the spindle housing, which is rotatably assorted, is connected with the shaft that front and back extends, the shaft is fixedly connected with the handle bar that left and right extends, the handle bar right end end face is installed with block, block right end end face is installed with the barre that left and right extends, handle bar bottom is equipped with the groove that left and right extends and Open Side Down；The configuration of the present invention is simple, it is easy to operate, according to open circuit and open circuit conditions common in circuit, two kinds of corresponding protection mechanisms are provided with, the practicability of the present apparatus is improved.
Description
Technical field
The present invention relates to circuit protection device technical field, specifically a kind of circuit emergency protective device.
Background technique
It is generally known that electric power is a kind of extremely common resource, it has very important status in life, nowadays
Life in substantially too busy to get away electric power resource, with the development and application of the novel generating equipments such as wind-power electricity generation, of today
Society has substantially met power demand, and along with the popularization and application of power equipment, involved electric power safety problem is always
It is all the topic that people often discuss, in order to protect power equipment and personal safety, there are many appliances of such as fuse class
It is being widely used in every field, although it has the function of protecting electrical equipment, it is disposable object, just
For regular situation, when fault occurs, fuse will cause damage, should as long as there is a situation where primary circuit failures
Fuse can not just continue to use, and when if you need to continue to use the power equipment, then need separately to replace fuse.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of circuit emergency protective devices, are able to solve above-mentioned present
The problems in technology.
The present invention is achieved through the following technical solutions: a kind of circuit emergency protective device of the invention, including a left side
The bottom plate of right extension and the device frame for bottom plate top end face being arranged in or so and extending, the bottom plate bilateral symmetry are equipped with
Under the screw slots that communicate, the screw slots are threadedly engaged the fixing screws for being connected with and extending up and down, described device frame top end face
It is installed with spindle housing, the spindle housing, which is rotatably assorted, is connected with the shaft that front and back extends, and the shaft is fixedly connected with left and right and prolongs
The handle bar stretched, the handle bar right end end face are installed with block, and block right end end face is installed with the barre that left and right extends,
Handle bar bottom is equipped with the groove that left and right extends and Open Side Down, and inner wall, which is rotatably assorted, on rear side of the groove is connected with up and down
The connecting rod of extension, described device frame top are equipped with left and right and extend and the opening and closing slot of opening upwards, in the opening and closing slot equipped with
The connected switching mechanism of connecting rod, the switching mechanism includes the slide bar slot communicated with the opening and closing slot right end inner wall, described
The slide bar that left and right extends is slidably connected in slide bar slot, the slide bar right end stretches out the slide bar slot and is equipped with to be extended up and down
Middle bull stick, the middle bull stick and the slide bar right end be equipped with fixing screws, and the opening and closing slot is protruded into slide bar left end end
And equipped with the traveller slot being open to the left, the traveller slot is slidably connected with or so extension and left end end and the opening and closing slot
The slide guide column that left end inner wall is mutually fixed, the slide guide column are slidably connected with the sliding block that key connection is twisted with the connecting rod.
Preferably, described device is provided with the working chamber that left and right extends, and determining of extending up and down is installed in the working chamber
Position bar, the interior upper sliding mouth extended equipped with left and right of the locating rod, the upper cunning mouth lower section is equipped with the downslide mouth that left and right extends, described
Upper cunning mouth is slidably connected with and turns pushing mechanism, it is described turn pushing mechanism include be arranged in the working chamber right end inner wall the right side it is logical
Slot, the right through slot are slidably connected with right end and turn push rod with what the middle bull stick was mutually fixed, and the push rod left end that turns presses
It is connected with the adjustable spring that left and right extends and mutually fixes with the locating rod, the push rod bottom that turns is installed with connecting column, described
Connecting column bottom end is installed with right pole fixed block, and pole fixed block left end end face is installed with the chimeric bar that left and right extends, described embedding
It closes bar and is equipped with the embeded slot of opening to the left, pole fixed block right end end face is installed with left and right and extends and slide phase with the downslide mouth
Right conductor rod even, the right conductor rod is through the working chamber and is slidably connected with and the working chamber right end inner wall phase
Block is consolidated on the fixed right side.
Preferably, the cavity bottom inner wall is installed with electromagnetism switching mechanism, and the electromagnetism switching mechanism includes fixation
In the support rod of the working chamber bottom end face, the support rod be installed with left and right extend and with the working chamber left end inner wall phase
Fixed line bar column, line bar column left end are installed with the wrapping post that left and right extends, and the wrapping post winding is equipped with coil, described
Line bar column is slidably connected with the magnet on the right side of the wrapping post, and the magnet right side is affixed equipped with extending up and down
Column, the affixed column, which communicates, is equipped with the sliding slot that left and right extends and is slidably connected with the line bar column, the affixed column and institute
The reset spring that press between support rod is connected with left and right is stated, the affixed top end end face is installed with left pole fixed block, described solid
Bar block is fixedly connected with the left conductor rod that left and right extends and connects with the embeded slot, and the left wire column is connected to and slides with coil
Block is consolidated on the dynamic left side mutually fixed with working chamber left end inner wall that is connected with, and the working chamber is stretched out in the left wire column left end
And Electricity Federation is equipped with current inductor.
Preferably, be equipped with power mechanism above the electromagnetism switching mechanism, the power mechanism include be fixed on it is described
The power motor of inner wall on rear side of working chamber, power motor front end power are connected with the line shaft that front and back extends, the power
Axis front end is installed with lower belt wheel, and inner wall, which is rotatably assorted, on rear side of the working chamber is connected with positioned at the power motor upper right side
Pulley shaft, the pulley shaft front end is installed with gear, the upper belt-wheel mutually fixed with the pulley shaft is equipped on rear side of the gear,
The conveyer belt that left and right extends is connected by power between the upper belt-wheel and the lower belt wheel.
Preferably, the rackwork being fixedly linked with working chamber top inner wall, the tooth are equipped with above the power mechanism
Mechanism includes the column that connects being symmetrical set in cavity top inner wall, it is described connect column bottom end and be installed with lead
Sliding block, the gear mesh are connected with the rack gear that left and right extends, and the rack gear is equipped with the stem guiding trough of left and right extension and opening upwards,
The stem guiding trough or so inner wall is installed with the slide guide bar that left and right extends and is slidably connected with the slider guide, and the rack gear is right
End is equipped with the hinge joint slot that Open Side Down, and the hinge joint slot is installed with the hinge joint bar that left and right extends, and the hinge joint bar front end rotation is matched
It closes and is connected with the switch block axis that front and back extends, the switch block axis front end is installed with switch block, and the switch block is equipped with what Open Side Down
Turn sliding slot, inner wall is rotatably assorted the bull stick axis being connected with below the rack gear on rear side of the working chamber, before the bull stick axis
End be installed with up and down extend and with the sliding bar for turning sliding slot and being slidably connected.
The beneficial effects of the present invention are: device structure of the invention is simple, and it is easy to operate, according to common in fault
Open circuit and short-circuit conditions, are provided with the mechanism of corresponding cutting circuit, to improve the practicability of the present apparatus, and because long
From the point of view of remote, the present apparatus can be repeated several times practical, can replace the element of traditional insurance silk class, and then be user's save the cost.
Detailed description of the invention
The present invention is described in detail by following specific embodiments and drawings for ease of explanation,.
Fig. 1 is overall structure diagram inside a kind of circuit emergency protective device of the invention；
Fig. 2 is the cross section structure schematic diagram of " A-A " in Fig. 1；
Fig. 3 is the partial structurtes enlarged diagram of " B " in Fig. 1.
Specific embodiment
Below with reference to Fig. 1-3, the present invention is described in detail, wherein for sake of convenience, now to hereafter described orientation
Provide as follows: hereafter described front-rear direction up and down is consistent with the front-rear direction up and down of Fig. 1 projection relation itself.
As shown in Figure 1-3, a kind of circuit emergency protective device of the invention, including controlling the bottom plate 101 extended and setting
The device frame 142 extended in described 101 top end face of bottom plate or so is set, 101 bilateral symmetry of bottom plate is equipped with and communicates up and down
Screw slots 112, the screw slots 112 are threadedly engaged the fixing screws 113 for being connected with and extending up and down, 142 top of described device frame
End face is installed with spindle housing 138, and the spindle housing 138, which is rotatably assorted, is connected with the shaft 139 that front and back extends, the shaft 139
It is fixedly connected with the handle bar 135 that left and right extends, the 135 right end end face of handle bar is installed with block 132, the block 132
Right end end face is installed with the barre 131 that left and right extends, and 135 bottom of handle bar is equipped with the groove that left and right extends and Open Side Down
133, the 133 rear side inner wall of groove is rotatably assorted the connecting rod 134 for being connected with and extending up and down, and 142 top of described device frame is set
There is the opening and closing slot 128 of left and right extension and opening upwards, be equipped with the switching mechanism being connected with connecting rod 134 in the opening and closing slot 128,
The switching mechanism includes the slide bar slot 126 communicated with the opening and closing 128 right end inner wall of slot, sliding in the slide bar slot 126
It is connected with the slide bar 125 that left and right extends, 125 right end of slide bar stretches out the slide bar slot 126 and is equipped with to be extended up and down
Middle bull stick 123, the middle bull stick 123 are equipped with fixing screws 124 with 125 right end of slide bar, and the 125 left end end of slide bar is stretched
Enter the opening and closing slot 128 and be equipped with the traveller slot 127 of opening to the left, the traveller slot 127 is slidably connected with left and right and extends
And the slide guide column 130 that left end end is mutually fixed with the opening and closing 128 left end inner wall of slot, the slide guide column 130 are slidably connected
There is the sliding block 129 that key connection is twisted with the connecting rod 134.
Valuably, described device frame 142 is equipped with the working chamber 143 that left and right extends, and is installed in the working chamber 143 up and down
The locating rod 121 of extension is equipped with the upper sliding mouth 119 that left and right extends in the locating rod 121, is equipped with below the upper sliding mouth 119
The downslide mouth 116 that left and right extends, the upper sliding mouth 119, which is slidably connected with, turns pushing mechanism, and the pushing mechanism that turns includes to set
Set the right through slot 118 in the 143 right end inner wall of working chamber, the right through slot 118 be slidably connected with right end and it is described in
Bull stick is mutually fixed to turn push rod 117, it is described turn the press of 117 left end of push rod be connected with left and right extend and with 121 phase of locating rod
Fixed adjustable spring 120,117 bottom of push rod that turns are installed with connecting column 111, and 111 bottom end of connecting column is fixed
There is right pole fixed block 110, the 110 left end end face of pole fixed block is installed with the chimeric bar 109 that left and right extends, and the chimeric bar 109 is set
There is the embeded slot 155 of opening to the left, the 110 right end end face of pole fixed block is installed with left and right and extends and slide with the downslide mouth 116
Connected right conductor rod 114 is moved, the right conductor rod 114 is through the working chamber 143 and is slidably connected with and the work
Make the right side that 143 right end inner wall of chamber is mutually fixed and consolidates block 115.
Valuably, 143 bottom interior wall of cavity is installed with electromagnetism switching mechanism, and the electromagnetism switching mechanism includes solid
Be scheduled on the support rod 108 of 143 bottom end face of working chamber, the support rod 108 be installed with left and right extend and with the work
The line bar column 104 that 143 left end inner wall of chamber is mutually fixed, 104 left end of line bar column are installed with the wrapping post 102 that left and right extends, institute
It states the winding of wrapping post 102 and is equipped with coil 103, the line bar column 104 is slidably connected with positioned at 102 right side of wrapping post
Magnet 105, is equipped with the affixed column 106 extended up and down on the right side of the magnet 105, and the affixed column 106, which communicates, to be equipped with left and right and extend
And the sliding slot 153 with the line bar column 104 sliding connection, the company of press between the affixed column 106 and the support rod 108
It is connected to the reset spring 107 of left and right, the affixed 106 top end face of column is installed with left pole fixed block 154, and the pole fixed block 154 is solid
Surely it is connected with the left conductor rod 149 that left and right extends and connects with the embeded slot 155, the left wire column 149 is connected to coil
And it is slidably connected with the left side mutually fixed with the 143 left end inner wall of working chamber and consolidates block 150, left 149 left end of wire column
It stretches out the working chamber 143 and Electricity Federation is equipped with current inductor 151.
Valuably, be equipped with power mechanism above the electromagnetism switching mechanism, the power mechanism include be fixed on it is described
The power motor 148 of 143 rear side inner wall of working chamber, the 148 front end power of power motor are connected with the line shaft that front and back extends
147,147 front end of line shaft is installed with lower belt wheel 146, and the 143 rear side inner wall of working chamber, which is rotatably assorted, to be connected with
Pulley shaft 157 positioned at 148 upper right side of power motor, 157 front end of pulley shaft are installed with gear 158, the gear
158 rear sides are equipped with the upper belt-wheel 156 fixed with 157 phase of pulley shaft, between the upper belt-wheel 156 and the lower belt wheel 146
It is connected by power the conveyer belt 145 that left and right extends.
Valuably, the rackwork being fixedly linked with 143 top inner wall of working chamber is equipped with above the power mechanism, it is described
Rackwork includes to be symmetrical set to connect column 137 in the 143 top inner wall of cavity, described to connect 137 bottom of column
End is installed with slider guide 140, the ratcheting rack gear 144 for being connected with left and right and extending of the gear 158, and the rack gear 144 is equipped with a left side
It is right extension and opening upwards stem guiding trough 136,136 or so the inner wall of stem guiding trough be installed with left and right extend and with the slider guide
The slide guide bar 141 of 140 sliding connections, 144 right end of rack gear are equipped with the hinge joint slot 164 that Open Side Down, the hinge joint slot
164 are installed with the hinge joint bar 165 that left and right extends, and hinge joint 165 front end of bar, which is rotatably assorted, is connected with the switch block axis that front and back extends
163,163 front end of switch block axis is installed with switch block 162, and the switch block 162 turns sliding slot 161, institute equipped with what Open Side Down
It states 143 rear side inner wall of working chamber to be rotatably assorted the bull stick axis 159 being connected with positioned at 144 lower section of the rack gear, the bull stick axis 159
Front end be installed with up and down extend and with the sliding bar 160 for turning sliding slot and being slidably connected.
The device of the invention is connected with conventional circuit first in operating status, works as circuit by equipment of the invention
After middle generation open circuit, coil 103 loses magnetic force, and reset spring 107 is changed into reset condition by compressive state at this time, is running
In, it is influenced as brought by inertia, 107 left end of reset spring is separated with affixed column 106, to make its embeded slot 155 and a left side
Conductor rod 149 is separated, disconnecting circuit, and then protects circuit element.
When short-circuit conditions occur, current inductor 151 controls power motor 148 and starts at this time, and power motor 148 passes through
Line shaft 147 drives lower belt wheel 146 to rotate, and conveyer belt 145 is connected between lower belt wheel 146 and upper belt-wheel 156, so lower belt wheel
146 can drive upper belt-wheel 156 to rotate via conveyer belt 145, and gear 158 also can be in its effect while upper belt-wheel 156 rotates
Lower rotation, and because gear 158 with rack gear 144 is ratcheting is connected, after the starting of power motor 148, gear 158 can enable rack gear
144 are moved to the left, and push and turn pushing mechanism operation, turn it in embeded slot 155 in pushing mechanism and electromagnetism switching mechanism
Left conductor rod 149 separates, so that the circuit switched it on disconnects.
The beneficial effects of the present invention are: device structure of the invention is simple, and it is easy to operate, according to common in fault
Open circuit and short-circuit conditions, are provided with the mechanism of corresponding cutting circuit, to improve the practicability of the present apparatus, and because long
From the point of view of remote, the present apparatus can be repeated several times practical, can replace the element of traditional insurance silk class, and then be user's save the cost.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention
Protection scope should be determined by the scope of protection defined in the claims.
Claims (5)
1. a kind of circuit emergency protective device of the invention, the bottom plate extended including left and right and setting are at bottom plate top end
The device frame that face or so extends, the bottom plate bilateral symmetry are equipped with the screw slots communicated up and down, and the screw slots are threadedly engaged company
It is connected to the fixing screws extended up and down, described device frame top end face is installed with spindle housing, and the spindle housing is rotatably assorted connection
The shaft for having front and back to extend, the shaft are fixedly connected with the handle bar that left and right extends, and the handle bar right end end face is installed with
Block, block right end end face be installed with left and right extend barre, handle bar bottom be equipped with left and right extend and be open to
Under groove, inner wall is rotatably assorted the connecting rod for being connected with and extending up and down on rear side of the groove, and described device frame top is equipped with a left side
The opening and closing slot of right extension and opening upwards, the opening and closing slot is interior to be equipped with the switching mechanism being connected with connecting rod, the switching mechanism
Include the slide bar slot communicated with the opening and closing slot right end inner wall, is slidably connected with the cunning that left and right extends in the slide bar slot
Bar, the slide bar right end stretch out the slide bar slot and are equipped with the middle bull stick extended up and down, the middle bull stick and the slide bar right end
Equipped with fixing screws, slide bar left end end protrudes into the opening and closing slot and is equipped with the traveller slot of opening to the left, the traveller slot
It is slidably connected with the slide guide column that left and right extends and left end end is mutually fixed with the opening and closing slot left end inner wall, the slide guide column
It is slidably connected with the sliding block that key connection is twisted with the connecting rod.
2. a kind of circuit emergency protective device according to claim 1, it is characterised in that: described device frame you be equipped with left and right
The working chamber of extension is installed with the locating rod extended up and down in the working chamber, be equipped in the locating rod left and right extend it is upper
Sliding mouth, the upper sliding mouth lower section are equipped with the downslide mouth that left and right extends, and the upper sliding mouth, which is slidably connected with, turns pushing mechanism, described
Turning pushing mechanism includes the right through slot that the working chamber right end inner wall is arranged in, the right through slot be slidably connected with right end with
The middle bull stick is mutually fixed to turn push rod, described to turn the press of push rod left end and be connected with left and right to extend and mutually fix with the locating rod
Adjustable spring, the push rod bottom that turns is installed with connecting column, and the connecting column bottom end is installed with right pole fixed block, described solid
Bar block left end end face is installed with the chimeric bar that left and right extends, and the chimeric bar is equipped with the embeded slot of opening to the left, the pole fixed block
Right end end face is installed with left and right and extends and slide the right conductor rod being connected with the downslide mouth, and the right conductor rod runs through the work
Make chamber and be slidably connected with the right side mutually fixed with the working chamber right end inner wall to consolidate block.
3. a kind of circuit emergency protective device according to claim 1, it is characterised in that: the cavity bottom inner wall is fixed
There is electromagnetism switching mechanism, the electromagnetism switching mechanism includes the support rod for being fixed on the working chamber bottom end face, the branch
Strut is installed with the line bar column that left and right extends and mutually fixes with working chamber left end inner wall, and line bar column left end is installed with a left side
The wrapping post of right extension, the wrapping post winding are equipped with coil, and the line bar column is slidably connected with positioned at the wrapping post
The magnet on right side, is equipped with the affixed column extended up and down on the right side of the magnet, the affixed column communicate be equipped with left and right extend and with institute
The sliding slot for stating the sliding connection of line bar column, press is connected with the reset bullet of left and right between the affixed column and the support rod
Spring, the affixed top end end face are installed with left pole fixed block, the pole fixed block be fixedly connected with left and right extend and with it is described chimeric
The left conductor rod that slot connects, the left wire column are connected to coil and are slidably connected with and the working chamber left end inner wall phase
Block is consolidated on a fixed left side, and the working chamber is stretched out in the left wire column left end and Electricity Federation is equipped with current inductor.
4. a kind of circuit emergency protective device according to claim 1, it is characterised in that: above the electromagnetism switching mechanism
Equipped with power mechanism, the power mechanism includes the power motor for being fixed on inner wall on rear side of the working chamber, the power electric
Machine front end power is connected with the line shaft that front and back extends, and the line shaft front end is installed with lower belt wheel, after the working chamber
Side inner wall is rotatably assorted the pulley shaft being connected with positioned at the power motor upper right side, and the pulley shaft front end is installed with gear,
It is equipped with the upper belt-wheel mutually fixed with the pulley shaft on rear side of the gear, is connected by power between the upper belt-wheel and the lower belt wheel
The conveyer belt for thering is left and right to extend.
5. a kind of circuit emergency protective device according to claim 1, it is characterised in that: be equipped with above the power mechanism
The rackwork being fixedly linked with working chamber top inner wall, the rackwork include to be symmetrical set on the cavity top
End inner wall connects column, and the column bottom end that connects is installed with slider guide, and the gear mesh is connected with the tooth that left and right extends
Item, the rack gear be equipped with left and right extend and opening upwards stem guiding trough, described stem guiding trough or so inner wall be installed with left and right extend and
With the slide guide bar of slider guide sliding connection, the rack gear right end is equipped with the hinge joint slot that Open Side Down, the hinge joint slot
It is installed with the hinge joint bar that left and right extends, the hinge joint bar front end, which is rotatably assorted, is connected with the switch block axis that front and back extends, the switch block
Axis front end is installed with switch block, and the switch block is equipped with the sliding slot that turns that Open Side Down, and inner wall is rotatably assorted on rear side of the working chamber
It is connected with the bull stick axis being located at below the rack gear, bull stick axis front end, which is installed with, to be extended up and down and turn sliding slot sliding with described
The sliding bar of connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910252594.8A CN109950099B (en) | 2019-03-29 | 2019-03-29 | Emergency protection device for circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910252594.8A CN109950099B (en) | 2019-03-29 | 2019-03-29 | Emergency protection device for circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109950099A true CN109950099A (en) | 2019-06-28 |
| CN109950099B CN109950099B (en) | 2021-05-25 |
Family
ID=67013115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910252594.8A Active CN109950099B (en) | 2019-03-29 | 2019-03-29 | Emergency protection device for circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109950099B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111009775A (en) * | 2020-01-15 | 2020-04-14 | 嵊州航羽电子有限公司 | Mobile socket with emergency circuit protection function in factory |
| CN112216573A (en) * | 2020-10-30 | 2021-01-12 | 国网山东省电力公司成武县供电公司 | Automatic switching-on and switching-off high-voltage drop circuit breaker |
| CN113643943A (en) * | 2021-07-29 | 2021-11-12 | 深圳市美兆环境股份有限公司 | Control circuit of high-flow air exhaust light hydrogen ion virus equipment |
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| CN109185763A (en) * | 2018-10-31 | 2019-01-11 | 吴城杰 | A kind of intelligent monitoring LED light and its control device |
| CN109209078A (en) * | 2018-09-26 | 2019-01-15 | 张伟萍 | A kind of locking device applied to window |
| CN109285721A (en) * | 2018-11-09 | 2019-01-29 | 绍兴上虞涌进环保科技有限公司 | A kind of gas insulated apparatus |
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| EP0730287A2 (en) * | 1995-03-03 | 1996-09-04 | Eaton Corporation | Trip device for a circuit breaker |
| DE102004025686A1 (en) * | 2004-05-26 | 2005-12-22 | Siemens Ag | Contactor for safe trigging of switch gear has swivel mounted trigger arm, coaxially supported half shaft, which unlatches switch gear, and eccentric unit mounted on half shaft or trigger arm for force transmission between them |
| CN201966094U (en) * | 2010-12-15 | 2011-09-07 | 邱泽红 | Multi-point control switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111009775A (en) * | 2020-01-15 | 2020-04-14 | 嵊州航羽电子有限公司 | Mobile socket with emergency circuit protection function in factory |
| CN112216573A (en) * | 2020-10-30 | 2021-01-12 | 国网山东省电力公司成武县供电公司 | Automatic switching-on and switching-off high-voltage drop circuit breaker |
| CN112216573B (en) * | 2020-10-30 | 2022-04-08 | 国网山东省电力公司成武县供电公司 | Automatic switching-on and switching-off high-voltage drop circuit breaker |
| CN113643943A (en) * | 2021-07-29 | 2021-11-12 | 深圳市美兆环境股份有限公司 | Control circuit of high-flow air exhaust light hydrogen ion virus equipment |
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| Publication number | Publication date |
|---|---|
| CN109950099B (en) | 2021-05-25 |
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