Home switch with function of safety protection
Technical field
The present invention relates to domestic electric appliance field, specially a kind of home switch with function of safety protection.
Background technique
Switch can make open circuit, current interruptions or the electronic component for flowing to other circuits as one, have one
Or several electronic contacts.The " closed " of switch indicates electronic contact conducting, and electric current is allowed to flow through;" open circuit " of switch indicates electronics
Contact is not turned on to form open circuit, does not allow electric current to flow through.If the switch of socket is when being in closed state, receptacle portion is logical
Electricity, the electric appliance energy normal use accessed in receptacle portion at this time, when the switch portion on socket switch is in open-circuit condition, receptacle portion
Power-off, in this case, even if the electric appliance itself for accessing receptacle portion is in the open state, but since the socket of power supply is to be in
Off-position, therefore electric appliance at this time is also non-serviceable.
And electricity is similarly deposited while promoting the well-being of mankind as a kind of energy closely bound up with the running of electrical equipment
In many security risks.When in use such as socket switch, common problem is exactly socket power overload and causes and insert
Seat switch heating, causes socket switch to damage, or even cause fire.Therefore, it occurs in discovery socket switch with electric overload
When, it is necessary to it turns off the switch, the power supply of socket switch is disconnected, to avoid there is socket switch damage in time.
Summary of the invention
It is real by the air bag and support rod of setting the invention is intended to provide a kind of home switch with function of safety protection
Present socket switch temperature to switch timely disconnection when raising, and socket switch is avoided to damage.
The present invention provides base case: the home switch with function of safety protection, including mounting box, panel, switch
Portion and receptacle portion, switch portion include switch key, and panel can be fastened on mounting box, and jack is provided on panel;Wherein: installation
Sliding slot is offered on the inner wall of box two sides, support rod is slidably connected in sliding slot, and support rod can the rotation of pull switch key;Sliding slot
One end be provided with the air bag that support rod can be pushed to slide to outside mounting box, support rod is provided with outer spiral shell far from one end of air bag
Line, one end in mounting box far from air bag are equipped with rotatable impeller, and impeller center, which is equipped with, to be passed through for support rod
Heart hole, centre bore are provided with and the matched internal screw thread of external screw thread rotation direction;Mounting box is provided with heat release hole far from the side wall of air bag, dissipates
Hot hole is hinged with the shutter that can be rotated outwardly;Push rod is slidably connected on the outer wall of mounting box, the setting of push rod opposing receptacle hides
Baffle can driving push rod move up.
The working principle of base case: switch portion is the energized state for controlling whole device, in use, by electric appliance
Plug be inserted into receptacle portion so that plug is in contact with panel, guarantee plug is well contacted with receptacle portion, presses opening for switch portion
Close button, entire switching device are powered, and electric appliance also can normal use;
When receptacle portion has accessed excessive electric appliance, whole device electric overload at this time, the temperature inside mounting box is opened at this time
Beginning to increase, the temperature of the air bag of mounting box inner wall also just increases, and as the temperature of air bag increases, air bag can start to expand, push away
Dynamic support rod is moved along sliding slot and pull switch key rotates, after switch key rotation, device power-off, even if accessing at this time
The case where with electric overload will not occur again in excessive electric appliance, to also avoid continuing raising and causing to occur for temperature
Even there is safety accident in high temperataure phenomena, damage switch;
And during support rod is mobile, one end of support rod passes through impeller, impeller externally threaded work on support rod
Under, impeller is started turning;With continuing to move to for support rod, one end of support rod reaches the side wall of mounting box, at this time side wall
Hinged shutter is turned out under the action of support rod at upper heat release hole, and heat release hole is opened, due to the rotation of impeller, installation
Air in box flows out mounting box by heat release hole, and the heat in mounting box is taken in the outflow of air out of, to reach the effect of heat dissipation
Fruit;And when shutter is turned out, shutter driving push rod is moved up along the outer wall of mounting box, and push rod to
It during upper movement, is mounted on due to push rod at the position opposite with jack, during push rod moves up, is pushed away
Bar can push up the plug at jack, so that plug be ejected from jack, plug is also just with panel departing from contact pass
System, when also avoiding due to device electric overload, panel temperature height leads to the case where burning out plug.
The beneficial effect of base case is: compared with existing socket switch, the socket switch in 1. this programme is being pacified
Mounted box is internally provided with support rod and air bag, is incuded using air bag to the temperature inside mounting box, raised in temperature
When, the movement of support rod is realized using expanding with heat and contract with cold for air bag, and the movement of support rod may make switch key to rotate, thus disconnected
The power supply of socket switch is opened, stopped the power supply to electric appliance, in time just also so as to avoid the socket switch caused by electric overload
The phenomenon that damage;
2. the movement of support rod, on the one hand drives the rotation of impeller, so that the air flowing inside mounting box is accelerated,
With continuing to move to for support rod, the shutter on mounting box is opened, also means that the heat release hole on mounting box side wall is beaten
It opens, at this time the air in mounting box can also flow to the outside of mounting box from heat release hole, thus by the heat in mounting box
It leads out, plays the role of radiating and cooling;
3. on the one hand the rotation of shutter is to open heat release hole, facilitate the heat dissipation of mounting box, on the other hand, shutter
Rotation again drive installation outer box wall on push rod, the plug in jack is pushed out using the movement of push rod, avoids plug
Continue with plate contact and there is plug and be burned.
Preferred embodiment one: as the preferred of basic scheme, the outer wall setting of mounting box is fluted, and push rod is located in groove,
Push rod is hinged by the side of connection structure and shutter.The utility model has the advantages that groove plays the role of guiding to push rod, and push rod with
After shutter is hinged, during shutter rotation, since shutter is turned out, removes on shutter and connect with mounting box
It is all moved up outside the part connect, then push rod also just rises, rise along groove, so that plug is up pushed up, so that
Plug is detached from the contact with panel, and structure is simple.
Preferred embodiment two: preferably one it is preferred, connection structure includes telescopic connecting rod and connector, even
One end of extension bar is hinged by connector and shutter, and another single pass-through push rod and shutter of connecting rod are hinged.The utility model has the advantages that
In the course of rotation due to shutter, the distance between shutter and push rod are gradually increased, therefore, telescopic connection
The setting of bar ensure that shutter in the course of rotation can smoothly driving push rod upward sliding.
Preferred embodiment three: preferably two it is preferred, connector is connecting pin.The utility model has the advantages that using common company
Outbound facilitates the replacement of connecting pin as connector.
Preferred embodiment four: preferably two it is preferred, connecting rod include by elastic component connect two-terminal connection
Roller.The utility model has the advantages that realizing the scalable of connecting rod using elastic component, structure is simple.
Preferred embodiment five: preferably four it is preferred, elastic component is rubber tube.The utility model has the advantages that selecting common rubber
Sebific duct facilitates the replacement of elastic component as elastic component.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the home switch embodiment that the present invention has function of safety protection;
Fig. 2 is the cross-sectional view of Fig. 1;
Fig. 3 is the structural schematic diagram in Fig. 1 after air bag elongation;
Fig. 4 is the cross-sectional view of Fig. 3.
Specific embodiment
Below by the further details of explanation of specific embodiment:
Appended drawing reference in Figure of description includes: mounting box 11, panel 13, switch key 21, air bag 31, support rod
33, impeller 35, shutter 37, sub- connection roller 41, elastic component 43, push rod 45.
Home switch with function of safety protection as depicted in figs. 1 and 2, including mounting box 11, panel 13, switch portion
And receptacle portion, switch portion include switch key 21, panel 13 can be fastened on mounting box 11, be provided with jack on panel 13;Peace
Sliding slot is offered on the inner wall of 11 two sides of mounted box, support rod 33 is slidably connected in sliding slot, and support rod 33 can pull switch key
21 rotations;One end of sliding slot is provided with the air bag 31 that support rod 33 can be pushed to slide to outside mounting box 11, and support rod 33 is far from gas
One end of capsule 31 is provided with external screw thread, and one end far from air bag 31 is equipped with rotatable impeller 35, impeller 35 in mounting box 11
Center is equipped with the centre bore passed through for support rod 33, and centre bore is provided with and the matched internal screw thread of external screw thread rotation direction;Installation
Box 11 is provided with heat release hole far from the side wall of air bag 31, and heat release hole is hinged with the shutter 37 that can be rotated outwardly;Mounting box 11
Slidably connect push rod 45 on outer wall, the setting of 45 opposing receptacle of push rod, shutter 37 can driving push rod 45 move up;Mounting box
11 outer wall setting is fluted, and push rod 45 is located in groove, and push rod 45 is hinged by connection structure and the side of shutter 37;
Above-mentioned connection structure includes telescopic connecting rod and connector, the both ends of connecting rod pass through respectively connector with
Push rod 45 and shutter 37 are hinged, wherein the connector in the present embodiment is connecting pin, and connecting rod includes being connected by elastic component 43
The two-terminal connection roller 41 connect, elastic component 43 therein is rubber tube.
Switch portion is the energized state for controlling whole device, in use, the plug of electric appliance is inserted into receptacle portion, is made
It obtains plug to be in contact with panel 13, guarantees that plug is well contacted with receptacle portion, press the switch key 21 of switch portion, it is entire to switch
Device is powered, and electric appliance also can normal use;
As shown in Figure 3 and Figure 4, when receptacle portion has accessed excessive electric appliance, whole device electric overload, is installed at this time at this time
Temperature inside box 11 starts to increase, and the temperature of the air bag 31 of 11 inner wall of mounting box also just increases, and with the temperature of air bag 31
It increases, air bag 31 can start to expand, and push support rod 33 to move along sliding slot and pull switch key 21 rotates, switch key 21
After rotation, device power-off the case where with electric overload will not occur, thus also even if having accessed excessive electric appliance at this time again
Continuing raising and leading to high temperataure phenomena occur for temperature is avoided, safety accident even occurs in damage switch;
And during support rod 33 is mobile, one end of support rod 33 passes through impeller 35, and impeller 35 is on support rod 33
Under the action of external screw thread, impeller 35 is started turning;With continuing to move to for support rod 33, one end of support rod 33 reaches mounting box
11 side wall, shutter 37 hinged at heat release hole on side wall is turned out under the action of support rod 33 at this time, and heat release hole is beaten
It opens, due to the rotation of impeller 35, the air in mounting box 11 flows out mounting box 11 by heat release hole, and installation is taken in the outflow of air out of
Heat in box 11, to achieve the effect that heat dissipation;And when shutter 37 is turned out, 37 driving push rod 45 of shutter
It is moved up along the outer wall of mounting box 11, and during push rod 45 moves up, since push rod 45 is mounted on and jack
At opposite position, therefore during push rod 45 moves up, push rod 45 can push up the plug at jack, thus
Plug is ejected from jack, plug also just with panel 13 departing from contact relation, is also avoided due to device electric overload
When, 13 temperature height of panel leads to the case where burning out plug.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description, technical field that the present invention belongs to is all before one skilled in the art know the applying date or priority date
Ordinary technical knowledge can know the prior art all in the field, and have using routine experiment hand before the date
The ability of section, one skilled in the art can improve and be implemented in conjunction with self-ability under the enlightenment that the application provides
This programme, some typical known features or known method should not become one skilled in the art and implement the application
Obstacle.It should be pointed out that for those skilled in the art, without departing from the structure of the invention, can also make
Several modifications and improvements out, these also should be considered as protection scope of the present invention, these all will not influence the effect that the present invention is implemented
Fruit and patent practicability.The scope of protection required by this application should be based on the content of the claims, the tool in specification
The records such as body embodiment can be used for explaining the content of claim.