CN209434130U - A kind of three-in-one overcurrent protection switch - Google Patents
A kind of three-in-one overcurrent protection switch Download PDFInfo
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- CN209434130U CN209434130U CN201822067430.1U CN201822067430U CN209434130U CN 209434130 U CN209434130 U CN 209434130U CN 201822067430 U CN201822067430 U CN 201822067430U CN 209434130 U CN209434130 U CN 209434130U
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- overload
- movable contact
- overcurrent protection
- sheet metal
- room
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Abstract
The utility model discloses a kind of three-in-one overcurrent protection switch, including pedestal, pedestal is equipped with power outlet, overload protecting mechanism and ship type switch, sets that there are three plug wire columns, including earthing rod, live wire pin and zero line pin inside power outlet；Overload protecting mechanism includes overload bracket; overload bracket, which is equipped with, drives the reset button moved up and down by spring; the two sides for overloading bracket are equipped with stationary contact, movable contact and movable contact spring; the both ends of movable contact spring are connect with stationary contact, movable contact respectively, and the lower end of movable contact passes through the first sheet metal respectively and connect with live wire pin；The cathode of ship type switch is connect with zero line pin by the second sheet metal, and anode is connect with movable contact spring by third sheet metal.The utility model, ship type switch are connect with live wire pin and zero line pin respectively, and overload protecting mechanism setting is between power outlet and ship type switch, and when electric current is excessive, movable contact spring fever bending power-off, structure is simple, and simple installation prolongs the service life, and improves safety.
Description
Technical field
The utility model relates to electric switch technical fields, and in particular to a kind of three-in-one overcurrent protection switch.
Background technique
Overcurrent protection switch is suitable for the electric safety such as protection household, industry, if spread of voltage or other electricity
It is excessive that the reasons such as sub- component is bad will cause electric current, is easy damage electronic component and damages, it is easier to burn etc. and to draw
Playing short circuit can even get an electric shock, and cause fire etc. that unnecessary accident occurs.
The existing general electric wire connection of overcurrent protection switch is excessive, connector is more, moves towards loaded down with trivial details or even will appear to be not connected firmly
Gu there are the following problems:
(1) cause voltage and current unstable, influence normal use；
(2) accidents such as fire, electric shock, especially household electric running machine are easy to happen, it often goes out during the motion
Existing wire dropout, security appliance problem.
In view of this, being badly in need of improving existing overcurrent protection switch, to facilitate operation security appliance is guaranteed.
Utility model content
Technical problem to be solved in the utility model is that existing overcurrent protection switch has that safety is low.
In order to solve the above-mentioned technical problem, technical solution used by the utility model is to provide a kind of three-in-one overload guarantor
Shield switch, including pedestal, the pedestal are equipped with:
Power outlet, inside is set there are three plug wire column, including earthing rod, live wire pin and zero line pin；
Overload protecting mechanism, including overload bracket, the overload bracket is equipped with to be moved up and down by spring driving
Reset button, it is described overload bracket two sides be equipped with stationary contact, movable contact and movable contact spring, the both ends of the movable contact spring respectively with it is quiet
Contact, movable contact connection, the lower end of the movable contact passes through the first sheet metal respectively and connect with the live wire pin；
Ship type switch, cathode connect with the zero line pin by the second sheet metal, and the positive and movable contact spring passes through the
The connection of three sheet metals.
In another preferred embodiment, the top of the overload bracket is equipped with overload capping, the overload capping lid
It is equipped with button hole, the reset button is threaded through in the button hole.
In another preferred embodiment, the bottom of the pedestal is equipped with protective cover, first sheet metal, the second gold medal
Belong to piece and the third sheet metal is both secured on the protective cover.
In another preferred embodiment, the power outlet is equipped with twin sockets, the bottom of the twin sockets
Equipped with the jack being adapted to three plug wire columns, upper end is set there are two jack.
In another preferred embodiment, the power outlet, the overload protecting mechanism and the ship type switch according to
It is secondary to be arranged side by side.
In another preferred embodiment, the overload protecting mechanism and the ship type switch be arranged side by side, and with institute
It states power outlet and forms triangle.
In another preferred embodiment, be equipped in the pedestal socket room separated by partition, overload protection room and
Switch gear room, the power outlet, the overload protecting mechanism and ship type switch are respectively placed in the socket room, overload protection
In room and switch gear room.
In another preferred embodiment, the side wall of the socket room, overload protection room and the switch gear room is equipped with
Locating slot.
In another preferred embodiment, the two sides of the pedestal are equipped with screw hole for fixing.
In another preferred embodiment, overload protection time range is set as, electric current be 1.13 times of rated current and
Maintain not power off for 3600 seconds, electric current is 1.45 times of rated current and maintains power off for 3600 seconds, short 2.55 times of delay rated current and
Maintain power off within 10~30 seconds.
Compared with prior art, the utility model has the function of switch, socket and overload protection, ship type switch difference
It is connect with live wire pin and zero line pin, overload protecting mechanism setting is between power outlet and ship type switch, stationary contact and movable contact
Between movable contact spring when electric current is excessive, fever bending so that circuit disconnect, play a protective role, utilize reset button
Circuit can be reclosed, wiring is seldom, saves power supply wiring, and structure is simple；Simple installation, on the basis of saving cost
It saves time and labour；Not only beautiful but also safety, but also can Reusability；Self-protection effect can be effectively played, is prolonged the service life,
Improve safety.
Detailed description of the invention
Fig. 1 is the perspective view of the embodiments of the present invention one；
Fig. 2 is the exploded view of the embodiments of the present invention one；
Fig. 3 is the perspective view of the embodiments of the present invention two；
Fig. 4 is the perspective view of the embodiments of the present invention three；
Fig. 5 is the perspective view of the embodiments of the present invention four；
Fig. 6 is the exploded view of the embodiments of the present invention four；
Fig. 7 is the perspective view of the embodiments of the present invention five.
Specific embodiment
The utility model provides a kind of three-in-one overcurrent protection switch, and wiring is seldom, saves power supply wiring, structure letter
It is single, prolong the service life, improves safety.The utility model is made in detail with specific embodiment with reference to the accompanying drawings of the specification
It describes in detail bright.
As shown in Figure 1, a kind of three-in-one overcurrent protection switch provided by the utility model, including pedestal 100, pedestal 100
It is equipped with power outlet 200, overload protecting mechanism 300 and ship type switch 400.
As shown in Fig. 2, setting inside power outlet 200, there are three plug wire columns, including earthing rod 21, live wire pin 22 and ground terminal
23.Overload protecting mechanism 300 includes overload bracket 31, and overload bracket 31, which is equipped with, drives the reset moved up and down by spring
Button 35, overload bracket 31 two sides be equipped with stationary contact 33, movable contact 32 and movable contact spring 34, the both ends of movable contact spring 34 respectively with it is quiet
Contact 33, movable contact 32 connect, and the lower end of movable contact 32 passes through the first sheet metal 51 respectively and connect with live wire pin 22.Movable contact spring 34
Fever bending, isolation are threaded off and then are powered off, and stationary contact 33, the closure of movable contact 32 are normal power-up, and stationary contact 33, movable contact 32 are disconnected
It opens as power-off.
The cathode of ship type switch 400 is connect with zero line pin by the second sheet metal 52, and anode passes through third with movable contact spring 34
Sheet metal 53 connects.
The utility model, ship type switch 400 are connect with live wire pin 22 and zero line pin respectively, and overload protecting mechanism 300 is arranged
Between power outlet 200 and ship type switch 400, the movable contact spring 34 between stationary contact 33 and movable contact 32 when electric current is excessive,
Fever bending is played a protective role so that circuit disconnects, can be reclosed circuit using reset button 35.This is practical
Novel wiring is seldom, saves power supply wiring, and structure is simple；Simple installation saves time and labor on the basis of saving cost
Power；Not only beautiful but also safety, but also can Reusability；Self-protection effect can be effectively played, is prolonged the service life, safety is improved
Property.
The top for overloading bracket 31 is equipped with overload capping 36, and overload capping 36 is covered equipped with button hole, and reset button 35 is worn
It is located in button hole.Including overload capping 36 will overload the protections such as bracket 31 and movable contact 32, stationary contact 33 and movable contact spring 34,
And the scope of activities of reset button 35 can be made to be restricted and protect.
The bottom of pedestal 100 is equipped with protective cover 500, and the first sheet metal 51, the second sheet metal 52 and third sheet metal 53 are equal
It is fixed on protective cover 500.Protective cover 500 is that the first sheet metal 51, the second sheet metal 52 and third sheet metal 53 provide admittedly
Carrier is determined, but also the fixation of movable contact 32, stationary contact 33 and ship type switch 400 and pedestal 100 is more closely and stable.
As shown in figure 3, power outlet 200 is equipped with twin sockets 24, the bottom of twin sockets 24 is equipped with and three plug wires
The jack of column adaptation, upper end are set there are two jack.Twin sockets 24 make the applicability of the utility model wider, can be as needed
Select three hole plugs or two hole plugs.
As shown in Fig. 4, Fig. 5 and Fig. 7, power outlet 200, overload protecting mechanism 300 and ship type switch 400 are successively set side by side
It sets.Alternatively, as shown in Figure 1, Figure 3, overload protecting mechanism 300 and ship type switch 400 are arranged side by side, and with 200 shape of power outlet
At triangle.Overload protecting mechanism 300 and ship type switch 400 may be configured as laterally or longitudinally, the first sheet metal 51, the second gold medal
The structure for belonging to piece 52 and third sheet metal 53 can carry out appropriate adjustment according to position.
As shown in Figure 2 and Figure 5, socket room 101, overload protection room 102 and the switch separated by partition is equipped in pedestal 100
Room 103, power outlet 200, overload protecting mechanism 300 and ship type switch 400 are respectively placed in socket room 101, overload protection room 102
In switch gear room 103, various components are separately positioned on different chambers, are only electrically connected by bottom.
The side wall of socket room 101, overload protection room 102 and switch gear room 103 is equipped with locating slot, and locating slot makes each component
Structure it is more firm, plug is not easy to deviate from out of socket room 101, overloads bracket 31 and ship type switch 400 is positioned, facilitate
Installation, stability are strong.
The two sides of pedestal 100 are equipped with screw hole for fixing, convenient to use in a variety of occasions, facilitate fixation.
Overload protection time range is set as, and electric current is 1.13 times of rated current and maintains do not power off for 3600 seconds, and electric current is
The power-off in 3600 seconds of 1.45 times of rated current and maintenance, the power-off in 10~30 seconds of short 2.55 times of delay rated current and maintenance.Movable contact spring
32 automatically reset in 30 seconds, are closed use again by reset button 35.It is protected by setting electric current value, when electric current is normal
When be failure to actuate, be allowed to play a protective role safely, since the factors such as voltage instability or other short circuits cause current surge to become larger
When, the automatic tripping tripping of the fever bending of movable contact spring 34, disconnecting circuit is pressed reset button 35, is led to again after investigating thoroughly circuit
Electricity, sustainable use can protect itself but also protect appliance circuit safe, can also protect operator, effectively avoid not
The generation of safety utilization of electric power factor.
The utility model, has a function of switch, socket and overload protection, ship type switch respectively with live wire pin and zero line pin
Connection, overload protecting mechanism setting is between power outlet and ship type switch, and the movable contact spring between stationary contact and movable contact is in electricity
When flowing through big, fever bending is played a protective role so that circuit disconnects, can be reclosed circuit using reset button,
Wiring is seldom, saves power supply wiring, and structure is simple；Simple installation saves time and labour on the basis of saving cost；Both
Beautiful and safety, and can Reusability；Self-protection effect can be effectively played, is prolonged the service life, safety is improved.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn that the enlightenments in the utility model
Under the structure change made, it is all that there is same or similar technical solution with the utility model, each fall within the utility model
Within protection scope.
Claims (9)
1. a kind of three-in-one overcurrent protection switch, which is characterized in that including pedestal, the pedestal is equipped with:
Power outlet, inside is set there are three plug wire column, including earthing rod, live wire pin and zero line pin；
Overload protecting mechanism, including overload bracket, the overload bracket, which is equipped with, drives the reset moved up and down by spring
Button, it is described overload bracket two sides be equipped with stationary contact, movable contact and movable contact spring, the both ends of the movable contact spring respectively with stationary contact
Point, movable contact connection, the lower end of the movable contact passes through the first sheet metal respectively and connect with the live wire pin；
Ship type switch, cathode are connect with the zero line pin by the second sheet metal, positive to pass through third gold with the movable contact spring
Belong to piece connection.
2. three-in-one overcurrent protection switch according to claim 1, which is characterized in that the top of the overload bracket is equipped with
Overload capping, the overload are covered equipped with button hole, and the reset button is threaded through in the button hole.
3. three-in-one overcurrent protection switch according to claim 1, which is characterized in that the bottom of the pedestal is equipped with protection
Lid, first sheet metal, the second sheet metal and the third sheet metal are both secured on the protective cover.
4. three-in-one overcurrent protection switch according to claim 1, which is characterized in that the power outlet is equipped with double end
Socket, the bottoms of the twin sockets are equipped with jack be adapted to three plug wire columns, upper end set there are two jack.
5. three-in-one overcurrent protection switch according to claim 1, which is characterized in that the power outlet, the overload
Protection mechanism and ship type switch are successively arranged side by side.
6. three-in-one overcurrent protection switch according to claim 1, which is characterized in that the overload protecting mechanism and described
Ship type switch is arranged side by side, and forms triangle with the power outlet.
7. three-in-one overcurrent protection switch according to claim 1, which is characterized in that be equipped in the pedestal by partition every
Socket room, overload protection room and the switch gear room opened, the power outlet, the overload protecting mechanism and ship type switch difference
It is placed in the socket room, overload protection room and switch gear room.
8. three-in-one overcurrent protection switch according to claim 7, which is characterized in that the socket room, overload protection room
Locating slot is equipped with the side wall of the switch gear room.
9. three-in-one overcurrent protection switch according to claim 1, which is characterized in that the two sides of the pedestal are equipped with and are used for
Fixed screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822067430.1U CN209434130U (en) | 2018-12-10 | 2018-12-10 | A kind of three-in-one overcurrent protection switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822067430.1U CN209434130U (en) | 2018-12-10 | 2018-12-10 | A kind of three-in-one overcurrent protection switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209434130U true CN209434130U (en) | 2019-09-24 |
Family
ID=67971109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822067430.1U Active CN209434130U (en) | 2018-12-10 | 2018-12-10 | A kind of three-in-one overcurrent protection switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209434130U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494128A (en) * | 2018-12-10 | 2019-03-19 | 周林钱 | A kind of three-in-one overcurrent protection switch |
-
2018
- 2018-12-10 CN CN201822067430.1U patent/CN209434130U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494128A (en) * | 2018-12-10 | 2019-03-19 | 周林钱 | A kind of three-in-one overcurrent protection switch |
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