CN110993461A - Automatic power-off switch for electric leakage - Google Patents
Automatic power-off switch for electric leakage Download PDFInfo
- Publication number
- CN110993461A CN110993461A CN202010002372.3A CN202010002372A CN110993461A CN 110993461 A CN110993461 A CN 110993461A CN 202010002372 A CN202010002372 A CN 202010002372A CN 110993461 A CN110993461 A CN 110993461A
- Authority
- CN
- China
- Prior art keywords
- cavity
- end wall
- motor
- transmission
- moving
- 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.)
- Withdrawn
Links
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
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/42—Induction-motor, induced-current, or electrodynamic release mechanisms
- H01H71/43—Electrodynamic release mechanisms
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
Abstract
The invention discloses an automatic power-off switch for electric leakage, which comprises a shell, wherein a connecting cavity is arranged in the shell, a moving mechanism is arranged in the connecting cavity, the moving mechanism comprises a rotating shaft rotatably arranged on the rear end wall of the connecting cavity, a transmission cavity is arranged in the shell, a transmission mechanism is arranged in the transmission cavity, the transmission mechanism comprises a fire extinguishing frame fixed on the upper end wall of the transmission cavity, a rotating cavity is arranged on the right end surface of the shell, and a rotating mechanism is arranged in the rotating cavity.
Description
Technical Field
The invention relates to the field of electric switches, in particular to an automatic power-off switch for electric leakage.
Background
The electric switch is an electronic element which can open a circuit, interrupt current or enable the current to flow to other circuits, the general electric switch has no electric leakage protection function, when electric leakage occurs, the general electric switch is accidentally touched carelessly to cause serious consequences, the general electric switch has no fire extinguishing function, when the switch is short-circuited to cause fire, huge property loss can be caused even if the fire is extinguished, and personal safety is threatened.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic power-off switch for electric leakage, and solves the problems that a common electric switch is not provided with an electric leakage protection device, a fire extinguishing device and the like.
The invention is realized by the following technical scheme.
The invention discloses an automatic power-off switch for electric leakage, which comprises a shell, wherein a connecting cavity is arranged in the shell, a moving mechanism is arranged in the connecting cavity, the moving mechanism comprises a rotating shaft which is rotatably arranged on the rear end wall of the connecting cavity, a take-up pulley and a friction pulley are fixedly arranged on the rotating shaft from back to front in sequence, a fine wire is wound on the take-up pulley, a live wire is arranged between the two friction pulleys in a left-right moving mode, a fixed block is fixedly arranged on the rear end wall of the connecting cavity, a connecting block is fixedly arranged on the live wire, the connecting block is arranged on the right side of the fixed block, and a telescopic spring is connected between the right end surface of the connecting;
the machine shell is internally provided with a transmission cavity, the transmission cavity is internally provided with a transmission mechanism, the transmission mechanism comprises a fire extinguishing frame fixed on the upper end wall of the transmission cavity, the fire extinguishing frame is internally provided with a fire extinguishing cavity, the lower end surface of the fire extinguishing cavity is fixedly provided with a hollow pipe, the hollow pipe is internally provided with a communication port, the lower end surface of the hollow pipe is fixedly provided with a nozzle, the right end wall of the communication port is provided with a closed groove in a left-right through way, a closed plate is arranged in the closed groove in a left-right moving way, the upper end wall of the closed groove is internally provided with a moving cavity, the upper end surface of the closed plate is fixedly provided with a limit plate, a limit spring is connected between the right end surface of the limit plate and the right end wall of the moving cavity, the rear end wall of the transmission cavity is rotatably provided with a transmission shaft, a rope winding wheel and a rotating gear, a water storage cavity is arranged in the water storage frame, a transverse plate is arranged in the water storage cavity in a vertically movable manner, a moving rod is fixedly arranged on the upper end face of the transverse plate, limiting grooves are formed in the left end face and the right end face of the transverse plate, telescopic grooves are formed in the left end wall and the right end wall of the water storage cavity, limiting blocks are arranged in the telescopic grooves in a horizontally movable manner, and connecting springs are connected between the end faces of the limiting blocks and the end walls of the;
the casing right-hand member face is equipped with rotates the chamber, it is equipped with slewing mechanism to rotate the intracavity, slewing mechanism is in including rotating the setting rotate the round pin post of chamber rear end wall, the fixed turning block that is equipped with on the round pin post, be equipped with the metal block in the turning block.
Preferably, connect chamber rear end wall and rotate and be equipped with two cross axles, from the fixed contact gear and the rotor plate of being equipped with forward in proper order backward on the cross axle, it is equipped with two and blocks the groove to connect chamber rear end wall, it is equipped with the barrier plate to block the inslot and can reciprocate, the fixed first rack that is equipped with of barrier plate left end face.
Preferably, transmission chamber upper end wall is equipped with horizontal chamber, be equipped with in the horizontal chamber the fine rule, transmission chamber rear end wall is equipped with the lift groove, the lift inslot can reciprocate and be equipped with the montant, the fixed second rack that is equipped with of montant right-hand member face, the montant up end of telling is fixed and is equipped with the drive pole, transmission chamber rear end wall is equipped with the shifting chute, can reciprocate in the shifting chute and be equipped with the movable block, the fixed third rack that is equipped with of movable block left end face, transmission chamber rear end wall rotates and is equipped with the connecting axle, it is equipped with driving gear and drive gear to fix in proper order from the back forward on the connecting axle, transmission chamber rear end wall is fixed and is equipped with the pin, it is equipped with the dwang to rotate on the pin, the dwang with be.
Preferably, a motor cavity is formed in the machine shell, a motor is fixedly arranged on the left end wall of the motor cavity, a motor shaft is rotated on the right end face of the motor, two motor reels are fixedly arranged on the motor shaft, the fine wires are wound on the motor reels, a contact cavity is formed in the right end wall of the connection cavity, a contact wire is arranged in the contact cavity, the motor is electrically connected with a zero line, and the motor is electrically connected with the metal block.
Preferably, the friction force between the friction wheel and the fire line is greater than the elastic force of the extension spring.
The invention has the beneficial effects that: when this device electric leakage, the motor starts, can cut off the power at once, places personnel's touching, has protected personnel's safety, when this device catches fire, can automatic cutout power, and uses carbon dioxide to put out a fire to this device, prevents that the conflagration from stretching, causes huge loss of property, has protected personnel's personal safety.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1;
FIG. 3 is an enlarged view of the point B in FIG. 1;
FIG. 4 is a schematic view in the direction C-C of FIG. 1;
fig. 5 is a schematic view in the direction D-D in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The leakage automatic power-off switch described with reference to fig. 1-5 includes a casing 20, a connection cavity 77 is provided in the casing 20, a moving mechanism 81 is provided in the connection cavity 77, the moving mechanism 81 includes a rotating shaft 10 rotatably provided on a rear end wall of the connection cavity 77, a take-up pulley 75 and a friction pulley 51 are fixedly provided on the rotating shaft 10 in sequence from back to front, a thin wire 27 is wound on the take-up pulley 75, a live wire 76 is provided between the two friction pulleys 51 and can move left and right, a fixed block 49 is fixedly provided on a rear end wall of the connection cavity 77, a connection block 46 is fixedly provided on the live wire 76, the connection block 46 is provided on a right side of the fixed block 49, and a telescopic spring 45 is connected between a right end surface of the connection block 46 and a right end wall;
the fire extinguishing device is characterized in that a transmission cavity 21 is arranged in the casing 20, a transmission mechanism 82 is arranged in the transmission cavity 21, the transmission mechanism 82 comprises a fire extinguishing frame 22 fixed on the upper end wall of the transmission cavity 21, a fire extinguishing cavity 23 is arranged in the fire extinguishing frame 22, a hollow tube 53 is fixedly arranged on the lower end surface of the fire extinguishing cavity 23, a communication port 54 is arranged in the hollow tube 53, a spout 52 is fixedly arranged on the lower end surface of the hollow tube 53, a closed groove 55 is formed in the right end wall of the communication port 54 in a left-right through mode, a closed plate 56 is arranged in the closed groove 55 in a left-right moving mode, a moving cavity 57 is arranged in the upper end wall of the closed groove 55, a limit plate 58 is fixedly arranged on the upper end surface of the closed plate 56, a limit spring 59 is connected between the right end surface of the limit plate 58 and the right end wall of the moving cavity 57, a transmission shaft 63 is rotatably arranged, the rope winding wheel 61 is wound with the thin rope 60, a water storage frame 69 is fixedly arranged on the lower end wall of the transmission cavity 21, a water storage cavity 71 is arranged in the water storage frame 69, a transverse plate 72 is arranged in the water storage cavity 71 and can move up and down, a moving rod 70 is fixedly arranged on the upper end surface of the transverse plate 72, limiting grooves 65 are formed in the left and right end surfaces of the transverse plate 72, telescopic grooves 67 are formed in the left and right end walls of the water storage cavity 71, limiting blocks 66 are arranged in the telescopic grooves 67 and can move left and right, and connecting springs 68 are connected between the end surfaces of the limiting blocks 66 and the end walls of;
the right end face of the machine shell 20 is provided with a rotating cavity 36, a rotating mechanism 80 is arranged in the rotating cavity 36, the rotating mechanism 80 comprises a pin 38 which is rotatably arranged on the rear end wall of the rotating cavity 36, a rotating block 35 is fixedly arranged on the pin 38, and a metal block 34 is arranged in the rotating block 35.
Advantageously, the rear end wall of the connecting cavity 77 is rotatably provided with two transverse shafts 12, the transverse shafts 12 are fixedly provided with a contact gear 13 and a rotating plate 11 in sequence from back to front, the rear end wall of the connecting cavity 77 is provided with two blocking grooves 48, a blocking plate 15 is arranged in each blocking groove 48 in a vertically movable mode, and a first rack 14 is fixedly arranged on the left end face of each blocking plate 15.
Advantageously, the upper end wall of the transmission cavity 21 is provided with a transverse cavity 25, the transverse cavity 25 is internally provided with the thin wire 27, the rear end wall of the transmission cavity 21 is provided with a lifting groove 18, a vertical rod 24 is arranged in the lifting groove 18 and can move up and down, a second rack 28 is fixedly arranged on the right end face of the vertical rod 24, a driving rod 26 is fixedly arranged on the upper end face of the vertical rod 24, the rear end wall of the transmission cavity 21 is provided with a moving groove 29, a moving block 31 is arranged in the moving groove 29 and can move up and down, a third rack 32 is fixedly arranged on the left end surface of the moving block 31, a connecting shaft 73 is rotatably arranged on the rear end wall of the transmission cavity 21, a driving gear 74 and a transmission gear 30 are fixedly arranged on the connecting shaft 73 from back to front in sequence, a pin 16 is fixedly arranged on the rear end wall of the transmission cavity 21, a rotating rod 33 is rotatably arranged on the pin 16, dwang 33 with be equipped with torsional spring 17 between pin 16, the fixed half gear 64 that is equipped with of dwang 33 left end face.
Advantageously, a motor cavity 37 is formed in the housing 20, a motor 42 is fixedly arranged on the left end wall of the motor cavity 37, a right end face of the motor 42 rotates a motor shaft 39, two motor reels 40 are fixedly arranged on the motor shaft 39, the thin wires 27 are wound on the motor reels 40, a contact cavity 44 is formed on the right end wall of the connecting cavity 77, contact wires 43 are arranged in the contact cavity 44, the motor 42 is electrically connected with a neutral wire, and the motor 42 is electrically connected with the metal block 34.
Advantageously, the friction between the friction wheel 51 and the live wire 76 is greater than the elastic force of the extension spring 45.
In the initial state, the lifting spring 19, the extension spring 45, the limit spring 59, and the connection spring 68 are in the normal state.
When electricity leaks, electricity exists on the rotating block 35, the metal block 34 conducts electricity, the motor 42 is started, the motor 42 drives the motor shaft 39 to rotate, the motor shaft 39 drives the motor reel 40 to rotate, the motor reel 40 pulls the take-up pulley 75 to rotate through the thin wire 27, the take-up pulley 75 drives the rotating shaft 10 to rotate, the friction wheel 51 rotates along with the rotating shaft 10, the friction wheel 51 rubs to drive the connecting cavity 77 to move leftwards, the connecting cavity 77 drives the connecting block 46 to move leftwards, the connecting block 46 drives the rotating plate 11 to rotate, the rotating plate 11 drives the contact gear 13 to rotate through the transverse shaft 12, the contact gear 13 drives the blocking plate 15 to move downwards, the connecting block 46 is blocked, and the connecting cavity 77 is not contacted;
when fire occurs, water in the water storage cavity 71 becomes water vapor, the transverse plate 72 is pushed to move upwards, after the transverse plate 72 moves upwards, the limit block 66 enters the limit groove 65 to fix the position of the transverse plate 72, the transverse plate 72 drives the moving rod 70 to move upwards, the moving rod 70 drives the rotating rod 33 to rotate anticlockwise around the pin 16, the rotating rod 33 rotates to drive the moving block 31 to move upwards, the moving block 31 moves upwards to drive the driving gear 74 to rotate, the driving gear 74 drives the transmission gear 30 to rotate through the connecting shaft 73, the transmission gear 30 drives the vertical rod 24 to move downwards, the driving rod 26 moves downwards along with the vertical rod 24 to drive the fine wire 27, the fine wire 27 drives the take-up pulley 75 to rotate, the connecting cavity 77 is separated from the contact line 43, the half gear 64 rotates along with the rotating rod 33, the half gear 64 is meshed to drive the rotating gear 62 to rotate, and the rotating, the rope winding wheel 61 pulls the string 60, the string 60 pulls the closing plate 56 to move rightwards, and the compressed carbon dioxide in the fire extinguishing chamber 23 is sprayed out to extinguish the fire of the device.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a electric leakage automatic cutout switch, includes the casing, its characterized in that: a connecting cavity is arranged in the shell, a moving mechanism is arranged in the connecting cavity, the moving mechanism comprises a rotating shaft which is rotatably arranged on the rear end wall of the connecting cavity, a take-up pulley and friction pulleys are fixedly arranged on the rotating shaft from back to front in sequence, a fine wire is wound on the take-up pulley, a live wire is arranged between the two friction pulleys in a manner of moving left and right, a fixed block is fixedly arranged on the rear end wall of the connecting cavity, a connecting block is fixedly arranged on the live wire, the connecting block is arranged on the right side of the fixed block, and a telescopic spring is connected between the right end surface of the connecting block and the right end;
the machine shell is internally provided with a transmission cavity, the transmission cavity is internally provided with a transmission mechanism, the transmission mechanism comprises a fire extinguishing frame fixed on the upper end wall of the transmission cavity, the fire extinguishing frame is internally provided with a fire extinguishing cavity, the lower end surface of the fire extinguishing cavity is fixedly provided with a hollow pipe, the hollow pipe is internally provided with a communication port, the lower end surface of the hollow pipe is fixedly provided with a nozzle, the right end wall of the communication port is provided with a closed groove in a left-right through way, a closed plate is arranged in the closed groove in a left-right moving way, the upper end wall of the closed groove is internally provided with a moving cavity, the upper end surface of the closed plate is fixedly provided with a limit plate, a limit spring is connected between the right end surface of the limit plate and the right end wall of the moving cavity, the rear end wall of the transmission cavity is rotatably provided with a transmission shaft, a rope winding wheel and a rotating gear, a water storage cavity is arranged in the water storage frame, a transverse plate is arranged in the water storage cavity in a vertically movable manner, a moving rod is fixedly arranged on the upper end face of the transverse plate, limiting grooves are formed in the left end face and the right end face of the transverse plate, telescopic grooves are formed in the left end wall and the right end wall of the water storage cavity, limiting blocks are arranged in the telescopic grooves in a horizontally movable manner, and connecting springs are connected between the end faces of the limiting blocks and the end walls of the;
the casing right-hand member face is equipped with rotates the chamber, it is equipped with slewing mechanism to rotate the intracavity, slewing mechanism is in including rotating the setting rotate the round pin post of chamber rear end wall, the fixed turning block that is equipped with on the round pin post, be equipped with the metal block in the turning block.
2. A leakage automatic power-off switch according to claim 1, characterized in that: the connecting cavity rear end wall rotates and is equipped with two cross axles, it is equipped with contact gear and rotor plate to fix in proper order from the back forward on the cross axle, connecting cavity rear end wall is equipped with two and hinders the groove, it is equipped with the barrier plate to hinder the inslot and can reciprocate, the fixed first rack that is equipped with of barrier plate left end face.
3. A leakage automatic power-off switch according to claim 1, characterized in that: the utility model discloses a transmission cavity, including transmission chamber, montant, drive chamber, connecting axle, driving chamber, connecting axle, driving chamber, connecting rod, driving chamber.
4. A leakage automatic power-off switch according to claim 1, characterized in that: the motor is characterized in that a motor cavity is arranged in the casing, a motor is fixedly arranged on the left end wall of the motor cavity, a motor shaft is rotated on the right end face of the motor, two motor reels are fixedly arranged on the motor shaft, the fine wires are wound on the motor reels, a contact cavity is formed in the right end wall of the connection cavity, contact wires are arranged in the contact cavity, the motor is electrically connected with a zero line, and the motor is electrically connected with the metal blocks.
5. A leakage automatic power-off switch according to claim 1, characterized in that: the friction force between the friction wheel and the fire line is larger than the elastic force of the telescopic spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010002372.3A CN110993461A (en) | 2020-01-02 | 2020-01-02 | Automatic power-off switch for electric leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010002372.3A CN110993461A (en) | 2020-01-02 | 2020-01-02 | Automatic power-off switch for electric leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110993461A true CN110993461A (en) | 2020-04-10 |
Family
ID=70080600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010002372.3A Withdrawn CN110993461A (en) | 2020-01-02 | 2020-01-02 | Automatic power-off switch for electric leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110993461A (en) |
-
2020
- 2020-01-02 CN CN202010002372.3A patent/CN110993461A/en not_active Withdrawn
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110994396B (en) | Power supply cabinet capable of automatically lifting | |
| CN110917533B (en) | Lithium battery storage and preservation equipment | |
| CN204927098U (en) | On -off operation mechanism and circuit breaker | |
| CN111817075A (en) | Can avoid melting dustproof wiring board in hole | |
| CN111420328A (en) | Fireproof equipment of transformer substation | |
| CN112331942A (en) | Explosion-proof storage device for safety detection of storage battery | |
| CN111350918B (en) | Display device for outdoor use | |
| CN110993461A (en) | Automatic power-off switch for electric leakage | |
| CN201868318U (en) | Double-power high-voltage vacuum breaker | |
| CN111030282A (en) | Emergency circuit protection device for important electrical appliance | |
| CN112657107A (en) | Anti-theft safety cabinet convenient for fire fighting in corridor | |
| CN111342547A (en) | Protection device for big data equipment | |
| CN111803832A (en) | Fire control unit of cable pit | |
| CN110752523A (en) | Theftproof electricity block terminal with alarm function | |
| CN201284008Y (en) | Electric outboard engine control box | |
| CN112968356B (en) | Telescopic house lightning arrester | |
| CN212810166U (en) | Isolating switch easy to switch on | |
| CN210984673U (en) | Moving contact repulsion interlocking device of miniature circuit breaker | |
| CN210331475U (en) | Intelligent fire extinguishing device | |
| CN204183555U (en) | Robot device | |
| CN211777942U (en) | Control cabinet for fire pump | |
| CN110993404A (en) | Prevent pet mistake and touch switch | |
| CN112557718A (en) | Household ammeter with anti-electricity-theft function | |
| CN111927682A (en) | Hydroelectric power generation temporary use equipment | |
| CN112261393A (en) | Three-dimensional digital cartoon auxiliary demonstration equipment |
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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200410 |
|
| WW01 | Invention patent application withdrawn after publication |